[ 517.713509][ T31] audit: type=1400 audit(517.670:58): avc: denied { read write } for pid=3098 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 517.714662][ T31] audit: type=1400 audit(517.670:59): avc: denied { open } for pid=3098 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:26096' (ED25519) to the list of known hosts. [ 550.100061][ T31] audit: type=1400 audit(550.050:60): avc: denied { execute } for pid=3111 comm="sh" name="syz-executor3336387847" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.103165][ T31] audit: type=1400 audit(550.060:61): avc: denied { execute_no_trans } for pid=3111 comm="sh" path="/syz-executor3336387847" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.137249][ T31] audit: type=1400 audit(550.090:62): avc: denied { execmem } for pid=3111 comm="syz-executor333" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 550.149895][ T31] audit: type=1400 audit(550.110:63): avc: denied { prog_load } for pid=3112 comm="syz-executor333" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.150970][ T31] audit: type=1400 audit(550.110:64): avc: denied { bpf } for pid=3112 comm="syz-executor333" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.153635][ T31] audit: type=1400 audit(550.110:65): avc: denied { perfmon } for pid=3112 comm="syz-executor333" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 550.168170][ T31] audit: type=1400 audit(550.120:66): avc: denied { prog_run } for pid=3112 comm="syz-executor333" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.038355][ T32] INFO: task kworker/0:2:49 blocked for more than 450 seconds. [ 1324.039131][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.039645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.039906][ T32] task:kworker/0:2 state:D stack:0 pid:49 tgid:49 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.040425][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.049249][ T32] Call trace: [ 1324.049819][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.050409][ T32] r10:8291a684 r9:df929d84 r8:00000002 r7:60000113 r6:df929d8c r5:83366c00 [ 1324.050744][ T32] r4:83366c00 [ 1324.051035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.051284][ T32] r5:83366c00 r4:8291a680 [ 1324.051458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.051681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.051933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df929e08 [ 1324.052105][ T32] r4:00000000 [ 1324.052271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.052472][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.057027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.098177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f724c0 [ 1324.099396][ T32] r4:00000000 [ 1324.100011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.101236][ T32] r9:83018005 r8:83366c00 r7:00000000 r6:83018000 r5:00001000 r4:7f30d000 [ 1324.102228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.103531][ T32] r5:00001000 r4:edc69000 [ 1324.104229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.105289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.108306][ T32] r5:85ee238c r4:85ee2000 [ 1324.109050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.110354][ T32] r7:dddced80 r6:83018000 r5:85ee238c r4:8332df00 [ 1324.111270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.112678][ T32] r10:61c88647 r9:83366c00 r8:8332df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.118096][ T32] r4:8332df00 [ 1324.118909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.120020][ T32] r10:00000000 r9:8332df00 r8:80287e08 r7:df83de60 r6:8332df80 r5:83366c00 [ 1324.121037][ T32] r4:00000001 [ 1324.121664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.122986][ T32] Exception stack(0xdf929fb0 to 0xdf929ff8) [ 1324.124159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.128866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.129844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.130828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.132318][ T32] r4:83331840 [ 1324.136015][ T32] INFO: task kworker/0:2:49 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.138237][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.138606][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.138734][ T32] Call trace: [ 1324.138923][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.139038][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.139092][ T32] r4:00000000 [ 1324.139157][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.139268][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.139339][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.139401][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.139455][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.139507][ T32] r5:800f0013 r4:80239bb0 [ 1324.139557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.139644][ T32] r4:82ac21e4 [ 1324.139798][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.140147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.140202][ T32] r4:e0585dc0 [ 1324.140247][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.140341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.140705][ T32] r4:00000000 [ 1324.141026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.141130][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.141367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141461][ T32] r5:00001000 r4:dfb39000 [ 1324.141541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.141629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.142027][ T32] r5:8503ab8c r4:8503a800 [ 1324.142325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.142430][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.142492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.142595][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.142682][ T32] r4:84f79100 [ 1324.142732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.142914][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.143024][ T32] r4:00000001 [ 1324.143074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.143150][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.143253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.143598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.143824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.144173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.144524][ T32] r4:84f605c0 [ 1324.144689][ T32] INFO: task kworker/1:1:106 blocked for more than 450 seconds. [ 1324.144764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.144817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.144863][ T32] task:kworker/1:1 state:D stack:0 pid:106 tgid:106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.145085][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.145329][ T32] Call trace: [ 1324.145493][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.145753][ T32] r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000013 r6:df9d1d8c r5:833fd400 [ 1324.145977][ T32] r4:833fd400 [ 1324.146358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.146522][ T32] r5:833fd400 r4:8291a680 [ 1324.146572][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.146840][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.146933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1324.146983][ T32] r4:00000000 [ 1324.147044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.147312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.147672][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.149202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a400 [ 1324.149262][ T32] r4:00000000 [ 1324.149317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.149431][ T32] r9:83018205 r8:833fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1324.149478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.149620][ T32] r5:00001000 r4:eb83f000 [ 1324.149669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.149754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.149843][ T32] r5:856a7f8c r4:856a7c00 [ 1324.150031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.150134][ T32] r7:ddde2d80 r6:83018200 r5:856a7f8c r4:832bfa00 [ 1324.150214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.150325][ T32] r10:61c88647 r9:833fd400 r8:832bfa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.150563][ T32] r4:832bfa00 [ 1324.150643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.151184][ T32] r10:00000000 r9:832bfa00 r8:80287e08 r7:df879e60 r6:8384d700 r5:833fd400 [ 1324.151239][ T32] r4:00000001 [ 1324.151291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.151733][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1324.151798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.151956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.152175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.152409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.152464][ T32] r4:83aaa9c0 [ 1324.153288][ T32] INFO: task kworker/1:1:106 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.153651][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.154751][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.155025][ T32] Call trace: [ 1324.155486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.155601][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.155652][ T32] r4:00000000 [ 1324.155844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.155931][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.155989][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.156066][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.156171][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.156683][ T32] r5:800f0013 r4:80239bb0 [ 1324.156735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.156827][ T32] r4:82ac21e4 [ 1324.156875][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.157338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.157556][ T32] r4:e0585dc0 [ 1324.158628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.158762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.158830][ T32] r4:00000000 [ 1324.158877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.159052][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.159108][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.159204][ T32] r5:00001000 r4:dfb39000 [ 1324.159251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.159344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.159433][ T32] r5:8503ab8c r4:8503a800 [ 1324.159477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.159569][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.159616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.159710][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.159763][ T32] r4:84f79100 [ 1324.159831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.159928][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.160039][ T32] r4:00000001 [ 1324.160089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.160169][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.160280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.160345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.160807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.160875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.160921][ T32] r4:84f605c0 [ 1324.161245][ T32] INFO: task kworker/1:2:112 blocked for more than 450 seconds. [ 1324.161331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.161472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.161706][ T32] task:kworker/1:2 state:D stack:0 pid:112 tgid:112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.161819][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.161984][ T32] Call trace: [ 1324.162210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.162326][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:833fec00 [ 1324.162784][ T32] r4:833fec00 [ 1324.162928][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.163021][ T32] r5:833fec00 r4:8291a680 [ 1324.163221][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.163425][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.163656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.163871][ T32] r4:00000000 [ 1324.163921][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.164100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.164179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.164263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566aa00 [ 1324.164745][ T32] r4:00000000 [ 1324.165133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.165232][ T32] r9:83018205 r8:833fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.165561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.165790][ T32] r5:00001000 r4:eb8a7000 [ 1324.165920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.166139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.166259][ T32] r5:856a938c r4:856a9000 [ 1324.166318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.166687][ T32] r7:ddde2d80 r6:83018200 r5:856a938c r4:832bfc00 [ 1324.166737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.167239][ T32] r10:61c88647 r9:833fec00 r8:832bfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.167298][ T32] r4:832bfc00 [ 1324.167479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.169293][ T32] r10:00000000 r9:832bfc00 r8:80287e08 r7:df9d1e60 r6:8384d780 r5:833fec00 [ 1324.169374][ T32] r4:00000001 [ 1324.169417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.169514][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.169612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.169712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.169772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.169863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.169927][ T32] r4:83aae180 [ 1324.171280][ T32] INFO: task kworker/1:2:112 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.171384][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.171602][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.171703][ T32] Call trace: [ 1324.171772][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.171906][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.172243][ T32] r4:00000000 [ 1324.172299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.172673][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.172853][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.173117][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.173180][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.173232][ T32] r5:800f0013 r4:80239bb0 [ 1324.173468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.173559][ T32] r4:82ac21e4 [ 1324.173603][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.173689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.173955][ T32] r4:e0585dc0 [ 1324.174077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.174168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.174242][ T32] r4:00000000 [ 1324.174395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.174494][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.174667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.175074][ T32] r5:00001000 r4:dfb39000 [ 1324.175125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.175382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.175473][ T32] r5:8503ab8c r4:8503a800 [ 1324.175518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.175613][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.175728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.175825][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.176049][ T32] r4:84f79100 [ 1324.176171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.176272][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.176330][ T32] r4:00000001 [ 1324.176371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.176500][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.176561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.176619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.176673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.176813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.176919][ T32] r4:84f605c0 [ 1324.177101][ T32] INFO: task kworker/1:0:3097 blocked for more than 450 seconds. [ 1324.177171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.177223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.177330][ T32] task:kworker/1:0 state:D stack:0 pid:3097 tgid:3097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177529][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.179231][ T32] Call trace: [ 1324.179358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.179470][ T32] r10:8291a684 r9:df989d84 r8:00000002 r7:60000013 r6:df989d8c r5:844c5400 [ 1324.179516][ T32] r4:844c5400 [ 1324.179554][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.179633][ T32] r5:844c5400 r4:8291a680 [ 1324.179672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.179751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.179837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df989e08 [ 1324.179884][ T32] r4:00000000 [ 1324.179945][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.180071][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.180253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.180444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a6c0 [ 1324.180496][ T32] r4:00000000 [ 1324.180653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.180766][ T32] r9:83018205 r8:844c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1324.180817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.180963][ T32] r5:00001000 r4:eb863000 [ 1324.181086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.181206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.181327][ T32] r5:856a878c r4:856a8400 [ 1324.181376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.181474][ T32] r7:ddde2d80 r6:83018200 r5:856a878c r4:84323600 [ 1324.181718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.181831][ T32] r10:61c88647 r9:844c5400 r8:8432362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.182208][ T32] r4:84323600 [ 1324.182559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.182678][ T32] r10:00000000 r9:84323600 r8:80287e08 r7:df9e1e60 r6:846e2f80 r5:844c5400 [ 1324.183046][ T32] r4:00000001 [ 1324.183097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.183176][ T32] Exception stack(0xdf989fb0 to 0xdf989ff8) [ 1324.183322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.183431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.183493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.183554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.183598][ T32] r4:84741e00 [ 1324.184447][ T32] INFO: task kworker/1:0:3097 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.184515][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.184893][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.184991][ T32] Call trace: [ 1324.185060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.185157][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.185206][ T32] r4:00000000 [ 1324.185346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.185464][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.185525][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.185670][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.186055][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.186173][ T32] r5:800f0013 r4:80239bb0 [ 1324.186308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.186399][ T32] r4:82ac21e4 [ 1324.186444][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.186782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.186897][ T32] r4:e0585dc0 [ 1324.187016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.187106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.187154][ T32] r4:00000000 [ 1324.187227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.187327][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.187374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.187458][ T32] r5:00001000 r4:dfb39000 [ 1324.187587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.189204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.189351][ T32] r5:8503ab8c r4:8503a800 [ 1324.189405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.189646][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.189764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.189881][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.190235][ T32] r4:84f79100 [ 1324.190293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.190412][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.190517][ T32] r4:00000001 [ 1324.190563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.190713][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.190847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.190910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.191005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.191068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.191120][ T32] r4:84f605c0 [ 1324.191193][ T32] INFO: task kworker/0:6:3123 blocked for more than 450 seconds. [ 1324.191256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.191311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.191354][ T32] task:kworker/0:6 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.191453][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.191589][ T32] Call trace: [ 1324.191716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.191821][ T32] r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:844c3000 [ 1324.191873][ T32] r4:844c3000 [ 1324.191945][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.192122][ T32] r5:844c3000 r4:8291a680 [ 1324.192172][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.192353][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.192475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 [ 1324.192590][ T32] r4:00000000 [ 1324.192638][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.192708][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.192928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.193042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850895c0 [ 1324.193259][ T32] r4:00000000 [ 1324.193316][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.193586][ T32] r9:83018005 r8:844c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1324.193690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.193794][ T32] r5:00001000 r4:e086b000 [ 1324.194018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.194559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.194672][ T32] r5:84f3cf8c r4:84f3cc00 [ 1324.194718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.194806][ T32] r7:dddced80 r6:83018000 r5:84f3cf8c r4:830b8680 [ 1324.194888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.195008][ T32] r10:61c88647 r9:844c3000 r8:830b86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.195113][ T32] r4:830b8680 [ 1324.195282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.195520][ T32] r10:00000000 r9:830b8680 r8:80287e08 r7:df99de60 r6:846e2c80 r5:844c3000 [ 1324.195575][ T32] r4:00000001 [ 1324.195642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.195863][ T32] Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) [ 1324.195927][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.196093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.196202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.196266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.196430][ T32] r4:84758780 [ 1324.197151][ T32] INFO: task kworker/0:6:3123 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.197258][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.197482][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.198629][ T32] Call trace: [ 1324.198707][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.198826][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.198931][ T32] r4:00000000 [ 1324.198981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.199066][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.199128][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.199290][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.199349][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.199402][ T32] r5:800f0013 r4:80239bb0 [ 1324.199447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.199635][ T32] r4:82ac21e4 [ 1324.199751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.199841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.199887][ T32] r4:e0585dc0 [ 1324.199928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.200027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.200079][ T32] r4:00000000 [ 1324.200140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.200236][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.200384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.200478][ T32] r5:00001000 r4:dfb39000 [ 1324.200521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.200599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.200914][ T32] r5:8503ab8c r4:8503a800 [ 1324.200995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.201094][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.201140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.201238][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.201293][ T32] r4:84f79100 [ 1324.201430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.201529][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.201756][ T32] r4:00000001 [ 1324.201805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.202207][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.202274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.202359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.202568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.202677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.202727][ T32] r4:84f605c0 [ 1324.202788][ T32] INFO: task kworker/0:8:3127 blocked for more than 450 seconds. [ 1324.202896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.202950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.203110][ T32] task:kworker/0:8 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.203348][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.203827][ T32] Call trace: [ 1324.204175][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.204812][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000013 r6:df9d9d8c r5:833f8000 [ 1324.204868][ T32] r4:833f8000 [ 1324.204930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.205142][ T32] r5:833f8000 r4:8291a680 [ 1324.205254][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.205342][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.205486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.205605][ T32] r4:00000000 [ 1324.205650][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.205842][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.205954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.206063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7dc0 [ 1324.206297][ T32] r4:00000000 [ 1324.206536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.206634][ T32] r9:83018005 r8:833f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.206677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.207074][ T32] r5:00001000 r4:dfe63000 [ 1324.207205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.207655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.208762][ T32] r5:84f3c78c r4:84f3c400 [ 1324.208817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.208951][ T32] r7:dddced80 r6:83018000 r5:84f3c78c r4:8384d500 [ 1324.209192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.209315][ T32] r10:61c88647 r9:833f8000 r8:8384d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.209410][ T32] r4:8384d500 [ 1324.209482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.209582][ T32] r10:00000000 r9:8384d500 r8:80287e08 r7:df9c9e60 r6:84231a00 r5:833f8000 [ 1324.209627][ T32] r4:00000001 [ 1324.209717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.209932][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.209999][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.210167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.210377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.210446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.210686][ T32] r4:84758b80 [ 1324.211456][ T32] INFO: task kworker/0:8:3127 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.211553][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.211750][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.212079][ T32] Call trace: [ 1324.212315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.212442][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.212670][ T32] r4:00000000 [ 1324.212718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.212971][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.213314][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.213380][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.213433][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.213661][ T32] r5:800f0013 r4:80239bb0 [ 1324.213780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.214091][ T32] r4:82ac21e4 [ 1324.214226][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.214325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.214439][ T32] r4:e0585dc0 [ 1324.214486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.214570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.214616][ T32] r4:00000000 [ 1324.214835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.215231][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.215290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.215379][ T32] r5:00001000 r4:dfb39000 [ 1324.215425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.215503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.215588][ T32] r5:8503ab8c r4:8503a800 [ 1324.215668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.215767][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.216127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.216243][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.216356][ T32] r4:84f79100 [ 1324.216467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.216580][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.216630][ T32] r4:00000001 [ 1324.216672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.216746][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.217447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.217794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.218664][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.218778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.218852][ T32] r4:84f605c0 [ 1324.218947][ T32] INFO: task kworker/0:9:3128 blocked for more than 450 seconds. [ 1324.219020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.219074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.219184][ T32] task:kworker/0:9 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.219583][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.219754][ T32] Call trace: [ 1324.220101][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.220210][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:833fb000 [ 1324.220412][ T32] r4:833fb000 [ 1324.220530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.220626][ T32] r5:833fb000 r4:8291a680 [ 1324.220672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.220756][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.220865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.220986][ T32] r4:00000000 [ 1324.221330][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.221555][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.221673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.221760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dde480 [ 1324.221806][ T32] r4:00000000 [ 1324.221899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.222009][ T32] r9:83018005 r8:833fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1324.222211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.222312][ T32] r5:00001000 r4:e0581000 [ 1324.222462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.222548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.222996][ T32] r5:84f3cb8c r4:84f3c800 [ 1324.223046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.223141][ T32] r7:dddced80 r6:83018000 r5:84f3cb8c r4:8429f580 [ 1324.223205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.223520][ T32] r10:61c88647 r9:833fb000 r8:8429f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.223639][ T32] r4:8429f580 [ 1324.223687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.223780][ T32] r10:00000000 r9:8429f580 r8:80287e08 r7:df9c9e60 r6:8429f180 r5:833fb000 [ 1324.223948][ T32] r4:00000001 [ 1324.224176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.224261][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.224326][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.224500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.224591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.224654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.224799][ T32] r4:84758b80 [ 1324.225621][ T32] INFO: task kworker/0:9:3128 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.225688][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.225945][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.226079][ T32] Call trace: [ 1324.226969][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.227078][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.227146][ T32] r4:00000000 [ 1324.227193][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.227378][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.227492][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.227644][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.228904][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.228968][ T32] r5:800f0013 r4:80239bb0 [ 1324.229007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.229103][ T32] r4:82ac21e4 [ 1324.229145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.229267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.229362][ T32] r4:e0585dc0 [ 1324.229411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.229606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.229725][ T32] r4:00000000 [ 1324.229839][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.229936][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.229983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.230075][ T32] r5:00001000 r4:dfb39000 [ 1324.230119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.230295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.230411][ T32] r5:8503ab8c r4:8503a800 [ 1324.230460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.230544][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.230604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.230709][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.230771][ T32] r4:84f79100 [ 1324.230829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.230928][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.230974][ T32] r4:00000001 [ 1324.231053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.231106][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.231141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.231190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.231226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.231265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.231299][ T32] r4:84f605c0 [ 1324.231337][ T32] INFO: task kworker/0:10:3131 blocked for more than 450 seconds. [ 1324.231388][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.231442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.231471][ T32] task:kworker/0:10 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.231540][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.231627][ T32] Call trace: [ 1324.231699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.231766][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83b1d400 [ 1324.231795][ T32] r4:83b1d400 [ 1324.231848][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.231926][ T32] r5:83b1d400 r4:8291a680 [ 1324.231955][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.232028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.232075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.232098][ T32] r4:00000000 [ 1324.232116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.232169][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.232207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.232247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851228c0 [ 1324.232275][ T32] r4:00000000 [ 1324.232317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.232365][ T32] r9:83018005 r8:83b1d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.232397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.232462][ T32] r5:00001000 r4:e0137000 [ 1324.232483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.232544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.232587][ T32] r5:84f3d38c r4:84f3d000 [ 1324.232628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.232675][ T32] r7:dddced80 r6:83018000 r5:84f3d38c r4:84c0d000 [ 1324.232695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.232740][ T32] r10:61c88647 r9:83b1d400 r8:84c0d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.232761][ T32] r4:84c0d000 [ 1324.232778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.232822][ T32] r10:00000000 r9:84c0d000 r8:80287e08 r7:df9c9e60 r6:84323a00 r5:83b1d400 [ 1324.232845][ T32] r4:00000001 [ 1324.232863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.232896][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.233014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.233113][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.233142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.233196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.233228][ T32] r4:84758cc0 [ 1324.233690][ T32] INFO: task kworker/0:10:3131 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.233721][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.233824][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.233893][ T32] Call trace: [ 1324.233922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.233972][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.233995][ T32] r4:00000000 [ 1324.234037][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.234098][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.234128][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.234156][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.234213][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.234242][ T32] r5:800f0013 r4:80239bb0 [ 1324.234263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.234310][ T32] r4:82ac21e4 [ 1324.234329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.234368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.234389][ T32] r4:e0585dc0 [ 1324.234442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.234485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.234506][ T32] r4:00000000 [ 1324.234554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.234648][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.234695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.234771][ T32] r5:00001000 r4:dfb39000 [ 1324.234794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.234833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.234895][ T32] r5:8503ab8c r4:8503a800 [ 1324.234939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.234988][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.235008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.235053][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.235074][ T32] r4:84f79100 [ 1324.235091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.235135][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.235156][ T32] r4:00000001 [ 1324.235194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.235232][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.235258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.235291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.235317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.235344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.235391][ T32] r4:84f605c0 [ 1324.235416][ T32] INFO: task kworker/0:11:3133 blocked for more than 450 seconds. [ 1324.235441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.235463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.235482][ T32] task:kworker/0:11 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.235547][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235603][ T32] Call trace: [ 1324.235661][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.235731][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:83b1e000 [ 1324.235795][ T32] r4:83b1e000 [ 1324.235838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.235885][ T32] r5:83b1e000 r4:8291a680 [ 1324.235927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.235968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.236020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.236045][ T32] r4:00000000 [ 1324.236064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.236099][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.236133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.236172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082d40 [ 1324.236193][ T32] r4:00000000 [ 1324.236232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.236290][ T32] r9:83018005 r8:83b1e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1324.236313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.236353][ T32] r5:00001000 r4:eac6d000 [ 1324.236416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.236459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.236500][ T32] r5:8525838c r4:85258000 [ 1324.236538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.236586][ T32] r7:dddced80 r6:83018000 r5:8525838c r4:84c0d100 [ 1324.236607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.236652][ T32] r10:61c88647 r9:83b1e000 r8:84c0d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.236682][ T32] r4:84c0d100 [ 1324.236704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.236747][ T32] r10:00000000 r9:84c0d100 r8:80287e08 r7:dfa19e60 r6:84323a80 r5:83b1e000 [ 1324.236768][ T32] r4:00000001 [ 1324.236786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.236842][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.236869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.236896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.236921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.236992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.237043][ T32] r4:847fc080 [ 1324.237263][ T32] INFO: task kworker/0:11:3133 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.237297][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.237461][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.237528][ T32] Call trace: [ 1324.237632][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.238338][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.238378][ T32] r4:00000000 [ 1324.238400][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.238453][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.238507][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.238562][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.238638][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.238664][ T32] r5:800f0013 r4:80239bb0 [ 1324.238706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.238875][ T32] r4:82ac21e4 [ 1324.238922][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.238967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.238990][ T32] r4:e0585dc0 [ 1324.239009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.239050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.239092][ T32] r4:00000000 [ 1324.239165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.239213][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.239234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239284][ T32] r5:00001000 r4:dfb39000 [ 1324.239305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.239385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.239446][ T32] r5:8503ab8c r4:8503a800 [ 1324.239490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.239539][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.239559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.239628][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.239652][ T32] r4:84f79100 [ 1324.239691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.239762][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.239827][ T32] r4:00000001 [ 1324.239869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.239908][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.239960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.240020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.240076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.240192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.240220][ T32] r4:84f605c0 [ 1324.240252][ T32] INFO: task kworker/0:12:3135 blocked for more than 450 seconds. [ 1324.240290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.240336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.240381][ T32] task:kworker/0:12 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240437][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240489][ T32] Call trace: [ 1324.240523][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.240570][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:8337ec00 [ 1324.240591][ T32] r4:8337ec00 [ 1324.240633][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.240744][ T32] r5:8337ec00 r4:8291a680 [ 1324.240766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.240805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.240846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.240868][ T32] r4:00000000 [ 1324.240887][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.240940][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.240979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.241019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126240 [ 1324.241041][ T32] r4:00000000 [ 1324.241101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.241180][ T32] r9:83018005 r8:8337ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.241224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.241311][ T32] r5:00001000 r4:dfbd5000 [ 1324.241334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.241444][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241489][ T32] r5:850b178c r4:850b1400 [ 1324.241508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.241551][ T32] r7:dddced80 r6:83018000 r5:850b178c r4:84c0d180 [ 1324.241571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.241616][ T32] r10:61c88647 r9:8337ec00 r8:84c0d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.241638][ T32] r4:84c0d180 [ 1324.241700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.241749][ T32] r10:00000000 r9:84c0d180 r8:80287e08 r7:dfa29e60 r6:84323b00 r5:8337ec00 [ 1324.241771][ T32] r4:00000001 [ 1324.241789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.241844][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.241874][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.241902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.241937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.241989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.242013][ T32] r4:847fc080 [ 1324.242414][ T32] INFO: task kworker/0:12:3135 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.242444][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242519][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242590][ T32] Call trace: [ 1324.242707][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.242757][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.242780][ T32] r4:00000000 [ 1324.242842][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.242884][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.242911][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.242938][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.242963][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.242985][ T32] r5:800f0013 r4:80239bb0 [ 1324.243014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.243058][ T32] r4:82ac21e4 [ 1324.243099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.243142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.243173][ T32] r4:e0585dc0 [ 1324.243196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.243279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.243306][ T32] r4:00000000 [ 1324.243326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.243385][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.243408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.243490][ T32] r5:00001000 r4:dfb39000 [ 1324.243513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.243572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.243636][ T32] r5:8503ab8c r4:8503a800 [ 1324.243658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.243705][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.243726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.243770][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.243791][ T32] r4:84f79100 [ 1324.243809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.243852][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.243873][ T32] r4:00000001 [ 1324.243891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.243923][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.243948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.243974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.243999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.244051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.244096][ T32] r4:84f605c0 [ 1324.244162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.244249][ T32] INFO: task kworker/0:13:3136 blocked for more than 450 seconds. [ 1324.244287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.244333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.244384][ T32] task:kworker/0:13 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.244470][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.244514][ T32] Call trace: [ 1324.244542][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.244632][ T32] r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000113 r6:dfa41d8c r5:83b1b000 [ 1324.244658][ T32] r4:83b1b000 [ 1324.244679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.244720][ T32] r5:83b1b000 r4:8291a680 [ 1324.244751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.244790][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.244830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 [ 1324.244850][ T32] r4:00000000 [ 1324.244868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.244936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.244972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.245011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f6c0 [ 1324.245045][ T32] r4:00000000 [ 1324.245129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.245176][ T32] r9:83018005 r8:83b1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.245223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.245266][ T32] r5:00001000 r4:dfa0f000 [ 1324.245313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.245354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.245395][ T32] r5:850b2f8c r4:850b2c00 [ 1324.245413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.245458][ T32] r7:dddced80 r6:83018000 r5:850b2f8c r4:84c0d200 [ 1324.245477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.245521][ T32] r10:61c88647 r9:83b1b000 r8:84c0d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.245542][ T32] r4:84c0d200 [ 1324.245602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.245658][ T32] r10:00000000 r9:84c0d200 r8:80287e08 r7:dfa29e60 r6:84323b80 r5:83b1b000 [ 1324.245685][ T32] r4:00000001 [ 1324.245707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.245742][ T32] Exception stack(0xdfa41fb0 to 0xdfa41ff8) [ 1324.245768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.245794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.245840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.245871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.245915][ T32] r4:847fc240 [ 1324.246123][ T32] INFO: task kworker/0:13:3136 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.246210][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.246315][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.246384][ T32] Call trace: [ 1324.246440][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.246499][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.246525][ T32] r4:00000000 [ 1324.246543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.246581][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.246607][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.246636][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.246673][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.246730][ T32] r5:800f0013 r4:80239bb0 [ 1324.246793][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.246856][ T32] r4:82ac21e4 [ 1324.246899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.246965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.246989][ T32] r4:e0585dc0 [ 1324.247008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.247058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.247103][ T32] r4:00000000 [ 1324.247133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.247178][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.247199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.247239][ T32] r5:00001000 r4:dfb39000 [ 1324.247258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.247327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.247370][ T32] r5:8503ab8c r4:8503a800 [ 1324.247389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.247434][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.247454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.247499][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.247520][ T32] r4:84f79100 [ 1324.247547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.247649][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.260472][ T32] r4:00000001 [ 1324.260537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.260601][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.260633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.260702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.260732][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.260775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.260799][ T32] r4:84f605c0 [ 1324.260843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.260875][ T32] INFO: task kworker/0:14:3138 blocked for more than 450 seconds. [ 1324.260906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.260930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.260974][ T32] task:kworker/0:14 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.261033][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.261126][ T32] Call trace: [ 1324.261161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.261213][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:839e0000 [ 1324.261255][ T32] r4:839e0000 [ 1324.261284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.261328][ T32] r5:839e0000 r4:8291a680 [ 1324.261348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.261387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.261427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.261448][ T32] r4:00000000 [ 1324.261466][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.261499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.261535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.261574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf680 [ 1324.261616][ T32] r4:00000000 [ 1324.261660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.261709][ T32] r9:83018005 r8:839e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.261729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.261781][ T32] r5:00001000 r4:dfb6b000 [ 1324.261803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.261865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.261909][ T32] r5:850c9f8c r4:850c9c00 [ 1324.261930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.261985][ T32] r7:dddced80 r6:83018000 r5:850c9f8c r4:84c0db80 [ 1324.262008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.262054][ T32] r10:61c88647 r9:839e0000 r8:84c0dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.262098][ T32] r4:84c0db80 [ 1324.262119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.262163][ T32] r10:00000000 r9:84c0db80 r8:80287e08 r7:dfa29e60 r6:84323c00 r5:839e0000 [ 1324.262230][ T32] r4:00000001 [ 1324.262254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.262295][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.262343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.262373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.262420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.262452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.262475][ T32] r4:847fc380 [ 1324.262970][ T32] INFO: task kworker/0:14:3138 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.263023][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.263081][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.263181][ T32] Call trace: [ 1324.263235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.263315][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.263342][ T32] r4:00000000 [ 1324.263361][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.263400][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.263428][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.263477][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.263516][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.263539][ T32] r5:800f0013 r4:80239bb0 [ 1324.263569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.263641][ T32] r4:82ac21e4 [ 1324.263706][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.263813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.263838][ T32] r4:e0585dc0 [ 1324.263857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.263897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.263935][ T32] r4:00000000 [ 1324.263958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.264003][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.264024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.264063][ T32] r5:00001000 r4:dfb39000 [ 1324.264082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.264118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.264158][ T32] r5:8503ab8c r4:8503a800 [ 1324.264207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.264256][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.264292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.264342][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.264373][ T32] r4:84f79100 [ 1324.264417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.264464][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.264507][ T32] r4:00000001 [ 1324.264551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.264587][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.264633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.264685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.264713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.264741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.264783][ T32] r4:84f605c0 [ 1324.264805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.264828][ T32] INFO: task kworker/0:15:3141 blocked for more than 450 seconds. [ 1324.264875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.264914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.264941][ T32] task:kworker/0:15 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.265010][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.265064][ T32] Call trace: [ 1324.265094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.265149][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:839e5400 [ 1324.265173][ T32] r4:839e5400 [ 1324.265193][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.265234][ T32] r5:839e5400 r4:8291a680 [ 1324.265275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.265327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.265371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.265414][ T32] r4:00000000 [ 1324.265435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.265469][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.265514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.265580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6cc00 [ 1324.265609][ T32] r4:00000000 [ 1324.265629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.265671][ T32] r9:83018005 r8:839e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.265703][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.265749][ T32] r5:00001000 r4:e04eb000 [ 1324.265790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.265831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.265883][ T32] r5:8507078c r4:85070400 [ 1324.265918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.265966][ T32] r7:dddced80 r6:83018000 r5:8507078c r4:84564e80 [ 1324.265986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.266033][ T32] r10:61c88647 r9:839e5400 r8:84564eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.266087][ T32] r4:84564e80 [ 1324.266108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.266165][ T32] r10:00000000 r9:84564e80 r8:80287e08 r7:dfa29e60 r6:84323c80 r5:839e5400 [ 1324.266304][ T32] r4:00000001 [ 1324.266349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.266390][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.266426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.266477][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.266506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.266534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.266577][ T32] r4:847fc380 [ 1324.266830][ T32] INFO: task kworker/0:15:3141 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.266861][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.266915][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.266985][ T32] Call trace: [ 1324.267060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.267113][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.267136][ T32] r4:00000000 [ 1324.267154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.267202][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.267239][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.267274][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.267411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.267491][ T32] r5:800f0013 r4:80239bb0 [ 1324.267539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.267662][ T32] r4:82ac21e4 [ 1324.282801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.282883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.282907][ T32] r4:e0585dc0 [ 1324.282989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.283037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.283102][ T32] r4:00000000 [ 1324.283125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.283213][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.283238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.283291][ T32] r5:00001000 r4:dfb39000 [ 1324.283311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.283350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.283412][ T32] r5:8503ab8c r4:8503a800 [ 1324.283481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.283573][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.283597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.283665][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.283689][ T32] r4:84f79100 [ 1324.283720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.283789][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.283820][ T32] r4:00000001 [ 1324.283904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.283987][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.284019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.284118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.284148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.284198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.284222][ T32] r4:84f605c0 [ 1324.284245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.284286][ T32] INFO: task kworker/0:16:3143 blocked for more than 450 seconds. [ 1324.284321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.284345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.284366][ T32] task:kworker/0:16 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284465][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284535][ T32] Call trace: [ 1324.284577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.284652][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:83b1c800 [ 1324.284698][ T32] r4:83b1c800 [ 1324.284720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.284763][ T32] r5:83b1c800 r4:8291a680 [ 1324.284783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.284820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.284860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.284881][ T32] r4:00000000 [ 1324.284950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.284987][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.285020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.285059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2e40 [ 1324.285104][ T32] r4:00000000 [ 1324.285143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.285192][ T32] r9:83018005 r8:83b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f019000 [ 1324.285215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285255][ T32] r5:00001000 r4:dfa47000 [ 1324.285342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.285405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.285490][ T32] r5:854adb8c r4:854ad800 [ 1324.285512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.285579][ T32] r7:dddced80 r6:83018000 r5:854adb8c r4:84705000 [ 1324.285602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.285686][ T32] r10:61c88647 r9:83b1c800 r8:8470502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.285803][ T32] r4:84705000 [ 1324.285828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.285875][ T32] r10:00000000 r9:84705000 r8:80287e08 r7:dfa61e60 r6:84323d00 r5:83b1c800 [ 1324.285898][ T32] r4:00000001 [ 1324.285917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.285953][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.285982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.286009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.286047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.286082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.286145][ T32] r4:847fc5c0 [ 1324.286626][ T32] INFO: task kworker/0:16:3143 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.286661][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.286742][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.286811][ T32] Call trace: [ 1324.286869][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.286965][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.286991][ T32] r4:00000000 [ 1324.287011][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.287050][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.287077][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.287105][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.287174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.287222][ T32] r5:800f0013 r4:80239bb0 [ 1324.287244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.287293][ T32] r4:82ac21e4 [ 1324.287312][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.287393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.287419][ T32] r4:e0585dc0 [ 1324.287438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.287478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.287499][ T32] r4:00000000 [ 1324.287611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.295678][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.295741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.295804][ T32] r5:00001000 r4:dfb39000 [ 1324.295876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.295926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.295969][ T32] r5:8503ab8c r4:8503a800 [ 1324.295990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.296039][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.296081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.296134][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.296156][ T32] r4:84f79100 [ 1324.296175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.296258][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.296292][ T32] r4:00000001 [ 1324.296335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.296419][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.296451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.296501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.296529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.296559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.296580][ T32] r4:84f605c0 [ 1324.296601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.296651][ T32] INFO: task kworker/0:17:3145 blocked for more than 450 seconds. [ 1324.296728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.296756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.296800][ T32] task:kworker/0:17 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.296898][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.296948][ T32] Call trace: [ 1324.297022][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.297078][ T32] r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:83b2b000 [ 1324.297120][ T32] r4:83b2b000 [ 1324.297144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.297228][ T32] r5:83b2b000 r4:8291a680 [ 1324.297252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.297318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.297364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 [ 1324.297387][ T32] r4:00000000 [ 1324.297426][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.297463][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.297501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.297634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528ac40 [ 1324.302713][ T32] r4:00000000 [ 1324.302811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.302898][ T32] r9:83018005 r8:83b2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1324.302923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.302968][ T32] r5:00001000 r4:eb195000 [ 1324.303010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.303053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.303096][ T32] r5:8525b38c r4:8525b000 [ 1324.303159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.303209][ T32] r7:dddced80 r6:83018000 r5:8525b38c r4:84705080 [ 1324.303230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.303301][ T32] r10:61c88647 r9:83b2b000 r8:847050ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.303327][ T32] r4:84705080 [ 1324.303346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.303392][ T32] r10:00000000 r9:84705080 r8:80287e08 r7:dfa6de60 r6:84323d80 r5:83b2b000 [ 1324.303434][ T32] r4:00000001 [ 1324.303457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.303494][ T32] Exception stack(0xdfa79fb0 to 0xdfa79ff8) [ 1324.303542][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.303573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.303614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.303645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.303686][ T32] r4:847fc700 [ 1324.304117][ T32] INFO: task kworker/0:17:3145 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.304160][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.304297][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.304344][ T32] Call trace: [ 1324.304375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.304425][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.304447][ T32] r4:00000000 [ 1324.304467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.304504][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.304551][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.304584][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.304608][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.304631][ T32] r5:800f0013 r4:80239bb0 [ 1324.304650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.304711][ T32] r4:82ac21e4 [ 1324.304757][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.304801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.304823][ T32] r4:e0585dc0 [ 1324.304852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.304943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.304989][ T32] r4:00000000 [ 1324.305011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.305055][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.305119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.305162][ T32] r5:00001000 r4:dfb39000 [ 1324.305181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.305241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.305309][ T32] r5:8503ab8c r4:8503a800 [ 1324.305346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.305396][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.305416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.305472][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.305494][ T32] r4:84f79100 [ 1324.305512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.305561][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.305583][ T32] r4:00000001 [ 1324.305601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.305639][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.305665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.305713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.305742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.305810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.305858][ T32] r4:84f605c0 [ 1324.305890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.305918][ T32] INFO: task kworker/0:18:3146 blocked for more than 450 seconds. [ 1324.305949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.305972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.305991][ T32] task:kworker/0:18 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.306046][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.306111][ T32] Call trace: [ 1324.306171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.306288][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:83363000 [ 1324.306328][ T32] r4:83363000 [ 1324.306351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.306393][ T32] r5:83363000 r4:8291a680 [ 1324.306412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.306448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.306511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.306538][ T32] r4:00000000 [ 1324.306558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.306613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.306673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.306716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853694c0 [ 1324.306759][ T32] r4:00000000 [ 1324.306823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.306870][ T32] r9:83018005 r8:83363000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.306892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.306932][ T32] r5:00001000 r4:e076b000 [ 1324.306972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.307026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.307154][ T32] r5:852f478c r4:852f4400 [ 1324.307176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.307243][ T32] r7:dddced80 r6:83018000 r5:852f478c r4:84705100 [ 1324.307266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.307318][ T32] r10:61c88647 r9:83363000 r8:8470512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.307340][ T32] r4:84705100 [ 1324.307359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.307403][ T32] r10:00000000 r9:84705100 r8:80287e08 r7:dfa6de60 r6:84705180 r5:83363000 [ 1324.307424][ T32] r4:00000001 [ 1324.307464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.307501][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.307527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.307565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.318121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.318233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.318260][ T32] r4:847fc900 [ 1324.318754][ T32] INFO: task kworker/0:18:3146 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.318792][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.318920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.318976][ T32] Call trace: [ 1324.319047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.319126][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.319151][ T32] r4:00000000 [ 1324.319171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.319211][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.319239][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.319266][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.319297][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.319319][ T32] r5:800f0013 r4:80239bb0 [ 1324.319339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.319422][ T32] r4:82ac21e4 [ 1324.319457][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.319531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.319600][ T32] r4:e0585dc0 [ 1324.319643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.319686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.319709][ T32] r4:00000000 [ 1324.319728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.319773][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.319848][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.319893][ T32] r5:00001000 r4:dfb39000 [ 1324.319913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.319951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.319991][ T32] r5:8503ab8c r4:8503a800 [ 1324.320070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.320162][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.320186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.320233][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.320254][ T32] r4:84f79100 [ 1324.320278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.320323][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.320366][ T32] r4:00000001 [ 1324.320388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.320445][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.320474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.320502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.320527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.320555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.320576][ T32] r4:84f605c0 [ 1324.320595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.320641][ T32] INFO: task kworker/0:19:3149 blocked for more than 450 seconds. [ 1324.320674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.320699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.320738][ T32] task:kworker/0:19 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.320785][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.320824][ T32] Call trace: [ 1324.320853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.320941][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83b41800 [ 1324.320974][ T32] r4:83b41800 [ 1324.321017][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.321062][ T32] r5:83b41800 r4:8291a680 [ 1324.321081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.321119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.321183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.321208][ T32] r4:00000000 [ 1324.321226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.321319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.321380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.321424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369040 [ 1324.321445][ T32] r4:00000000 [ 1324.321485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.321531][ T32] r9:83018005 r8:83b41800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.321553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.321593][ T32] r5:00001000 r4:dfff3000 [ 1324.321654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.321695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.321778][ T32] r5:852f578c r4:852f5400 [ 1324.321800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.321846][ T32] r7:dddced80 r6:83018000 r5:852f578c r4:84705200 [ 1324.321868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.321912][ T32] r10:61c88647 r9:83b41800 r8:8470522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.321934][ T32] r4:84705200 [ 1324.321974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.322021][ T32] r10:00000000 r9:84705200 r8:80287e08 r7:dfa6de60 r6:84705280 r5:83b41800 [ 1324.322043][ T32] r4:00000001 [ 1324.322061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.322116][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.322210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.322265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.322320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.322353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.322420][ T32] r4:847fc940 [ 1324.322620][ T32] INFO: task kworker/0:19:3149 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.322692][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.322783][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.322873][ T32] Call trace: [ 1324.322950][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.323003][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.323026][ T32] r4:00000000 [ 1324.323067][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.323108][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.323193][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.323267][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.323299][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.323323][ T32] r5:800f0013 r4:80239bb0 [ 1324.323363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.323406][ T32] r4:82ac21e4 [ 1324.323447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.323491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.323513][ T32] r4:e0585dc0 [ 1324.323606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.323670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.323715][ T32] r4:00000000 [ 1324.323738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.323782][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.323824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.323867][ T32] r5:00001000 r4:dfb39000 [ 1324.323886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.324024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.324093][ T32] r5:8503ab8c r4:8503a800 [ 1324.324114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.324224][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.324247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.324319][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.324365][ T32] r4:84f79100 [ 1324.324429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.324498][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.324522][ T32] r4:00000001 [ 1324.324593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324631][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.324678][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.324708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.324754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.324805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.324829][ T32] r4:84f605c0 [ 1324.324870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.324906][ T32] INFO: task kworker/0:20:3150 blocked for more than 450 seconds. [ 1324.324977][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.325002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.325022][ T32] task:kworker/0:20 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.325062][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.325101][ T32] Call trace: [ 1324.325142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.325211][ T32] r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:83b43000 [ 1324.325257][ T32] r4:83b43000 [ 1324.325284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.325327][ T32] r5:83b43000 r4:8291a680 [ 1324.325345][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.325383][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.325423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.325444][ T32] r4:00000000 [ 1324.325462][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.325494][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.325548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.325591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509be00 [ 1324.325612][ T32] r4:00000000 [ 1324.325632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.325674][ T32] r9:83018005 r8:83b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.325695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.325735][ T32] r5:00001000 r4:e89e3000 [ 1324.325755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.325813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.325860][ T32] r5:852f738c r4:852f7000 [ 1324.325900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.325990][ T32] r7:dddced80 r6:83018000 r5:852f738c r4:84705300 [ 1324.326058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.326105][ T32] r10:61c88647 r9:83b43000 r8:8470532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.326127][ T32] r4:84705300 [ 1324.326146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.326215][ T32] r10:00000000 r9:84705300 r8:80287e08 r7:dfa6de60 r6:84705380 r5:83b43000 [ 1324.326296][ T32] r4:00000001 [ 1324.326320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.326378][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.326407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.326454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.326482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.326510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.326531][ T32] r4:847fc940 [ 1324.326728][ T32] INFO: task kworker/0:20:3150 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.326791][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.326936][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.327010][ T32] Call trace: [ 1324.327090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.327141][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.327164][ T32] r4:00000000 [ 1324.327182][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.327261][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.327317][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.327354][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.327407][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.327476][ T32] r5:800f0013 r4:80239bb0 [ 1324.327519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.327654][ T32] r4:82ac21e4 [ 1324.345743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.345837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.345864][ T32] r4:e0585dc0 [ 1324.345905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.345952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.345974][ T32] r4:00000000 [ 1324.346040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.346090][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.346138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346185][ T32] r5:00001000 r4:dfb39000 [ 1324.346237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.346309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.346376][ T32] r5:8503ab8c r4:8503a800 [ 1324.346421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.346471][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.346491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.346538][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.346560][ T32] r4:84f79100 [ 1324.346578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.346643][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.346667][ T32] r4:00000001 [ 1324.346687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.346724][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.346766][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.346817][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.346867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.346929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.346953][ T32] r4:84f605c0 [ 1324.346976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.347003][ T32] INFO: task kworker/0:21:3153 blocked for more than 450 seconds. [ 1324.347035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.347079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.347126][ T32] task:kworker/0:21 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.347184][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.347241][ T32] Call trace: [ 1324.347277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.347329][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:83b45400 [ 1324.347352][ T32] r4:83b45400 [ 1324.347371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.347454][ T32] r5:83b45400 r4:8291a680 [ 1324.347478][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.347538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.347645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1324.351659][ T32] r4:00000000 [ 1324.351691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.351737][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.351818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.351928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2880 [ 1324.352029][ T32] r4:00000000 [ 1324.352059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.352127][ T32] r9:83018005 r8:83b45400 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1324.352152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.352217][ T32] r5:00001000 r4:dfbc7000 [ 1324.352255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.352367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.352412][ T32] r5:853c878c r4:853c8400 [ 1324.352476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.352525][ T32] r7:dddced80 r6:83018000 r5:853c878c r4:84705400 [ 1324.352591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.352661][ T32] r10:61c88647 r9:83b45400 r8:8470542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.352688][ T32] r4:84705400 [ 1324.352707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.352752][ T32] r10:00000000 r9:84705400 r8:80287e08 r7:dfa6de60 r6:84705480 r5:83b45400 [ 1324.352774][ T32] r4:00000001 [ 1324.352793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.352830][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1324.352877][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.352950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.352999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.353045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.353110][ T32] r4:847fcc00 [ 1324.353535][ T32] INFO: task kworker/0:21:3153 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.353588][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.353651][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.353761][ T32] Call trace: [ 1324.353818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.353889][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.353915][ T32] r4:00000000 [ 1324.353934][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.353972][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.354019][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.354058][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.354084][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.354131][ T32] r5:800f0013 r4:80239bb0 [ 1324.354217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.354325][ T32] r4:82ac21e4 [ 1324.354370][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.354415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.354446][ T32] r4:e0585dc0 [ 1324.354467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.354529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.354575][ T32] r4:00000000 [ 1324.354597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.354641][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.354684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.354729][ T32] r5:00001000 r4:dfb39000 [ 1324.354812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.354897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.355004][ T32] r5:8503ab8c r4:8503a800 [ 1324.355043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.355112][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.355135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.355203][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.355228][ T32] r4:84f79100 [ 1324.355247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.355299][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.355321][ T32] r4:00000001 [ 1324.355362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.355401][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.355426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.355496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.355577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.355627][ T32] r4:84f605c0 [ 1324.355683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.355732][ T32] INFO: task kworker/0:22:3155 blocked for more than 450 seconds. [ 1324.355786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.355835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.355860][ T32] task:kworker/0:22 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.355949][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.355994][ T32] Call trace: [ 1324.356100][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.356149][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:841b6000 [ 1324.356193][ T32] r4:841b6000 [ 1324.356261][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.356322][ T32] r5:841b6000 r4:8291a680 [ 1324.356344][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.356424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.356468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.356489][ T32] r4:00000000 [ 1324.356530][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.356567][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.356600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.356639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471d740 [ 1324.356660][ T32] r4:00000000 [ 1324.356678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.356720][ T32] r9:83018005 r8:841b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1324.356740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.356801][ T32] r5:00001000 r4:eb76b000 [ 1324.356823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.356861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.356924][ T32] r5:8548338c r4:85483000 [ 1324.356946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.357012][ T32] r7:dddced80 r6:83018000 r5:8548338c r4:84705500 [ 1324.357044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.357092][ T32] r10:61c88647 r9:841b6000 r8:8470552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.357135][ T32] r4:84705500 [ 1324.357200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.357266][ T32] r10:00000000 r9:84705500 r8:80287e08 r7:dfa6de60 r6:84705580 r5:841b6000 [ 1324.357294][ T32] r4:00000001 [ 1324.357336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.357415][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.357442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.357472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.357497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.357525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.357607][ T32] r4:847fce00 [ 1324.368442][ T32] INFO: task kworker/0:22:3155 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.368487][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.368585][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.368641][ T32] Call trace: [ 1324.368696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.368755][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.368779][ T32] r4:00000000 [ 1324.368863][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.368907][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.368979][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.369032][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.369060][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.369106][ T32] r5:800f0013 r4:80239bb0 [ 1324.369130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.369173][ T32] r4:82ac21e4 [ 1324.369193][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.369275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.369307][ T32] r4:e0585dc0 [ 1324.369328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.369370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.369392][ T32] r4:00000000 [ 1324.369432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.369482][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.369589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.369635][ T32] r5:00001000 r4:dfb39000 [ 1324.369665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.369728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.369792][ T32] r5:8503ab8c r4:8503a800 [ 1324.369858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.369909][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.369931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.369977][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.370067][ T32] r4:84f79100 [ 1324.370090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.370138][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.370228][ T32] r4:00000001 [ 1324.370279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.370324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.370372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.370426][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.370478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.370510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.370532][ T32] r4:84f605c0 [ 1324.370553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.370578][ T32] INFO: task kworker/0:23:3157 blocked for more than 450 seconds. [ 1324.370609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.370632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.370674][ T32] task:kworker/0:23 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.370722][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.370772][ T32] Call trace: [ 1324.370828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.370878][ T32] r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:841b3c00 [ 1324.370901][ T32] r4:841b3c00 [ 1324.370942][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.370988][ T32] r5:841b3c00 r4:8291a680 [ 1324.371008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.371078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.371123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.371186][ T32] r4:00000000 [ 1324.371209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.371244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.371284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.371324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f45c0 [ 1324.371346][ T32] r4:00000000 [ 1324.371387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.371434][ T32] r9:83018005 r8:841b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1324.371479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.371523][ T32] r5:00001000 r4:eb8c5000 [ 1324.371563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.371605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.371655][ T32] r5:84f3ff8c r4:84f3fc00 [ 1324.371679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.371724][ T32] r7:dddced80 r6:83018000 r5:84f3ff8c r4:84705600 [ 1324.371744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.371789][ T32] r10:61c88647 r9:841b3c00 r8:8470562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.371810][ T32] r4:84705600 [ 1324.371829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.371892][ T32] r10:00000000 r9:84705600 r8:80287e08 r7:dfaa5e60 r6:84705680 r5:841b3c00 [ 1324.371919][ T32] r4:00000001 [ 1324.371960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.371997][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.372024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.372061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.372090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.372120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.372143][ T32] r4:847fcf00 [ 1324.372361][ T32] INFO: task kworker/0:23:3157 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.372391][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.372473][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.372573][ T32] Call trace: [ 1324.372628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.372704][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.372750][ T32] r4:00000000 [ 1324.372792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.372856][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.372892][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.372942][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.373058][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.373085][ T32] r5:800f0013 r4:80239bb0 [ 1324.373129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.373275][ T32] r4:82ac21e4 [ 1324.373326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.373373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.373396][ T32] r4:e0585dc0 [ 1324.373468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.373535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.373561][ T32] r4:00000000 [ 1324.373582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.373649][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.373674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.373736][ T32] r5:00001000 r4:dfb39000 [ 1324.373801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.373843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.373907][ T32] r5:8503ab8c r4:8503a800 [ 1324.373930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.373979][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.374020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.374071][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.374094][ T32] r4:84f79100 [ 1324.374113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.374158][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.374223][ T32] r4:00000001 [ 1324.374295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.374354][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.374407][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.374458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.374487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.374536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.374603][ T32] r4:84f605c0 [ 1324.374627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.374662][ T32] INFO: task kworker/0:24:3159 blocked for more than 450 seconds. [ 1324.374692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.374759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.374783][ T32] task:kworker/0:24 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.374865][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.374910][ T32] Call trace: [ 1324.374993][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.375065][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:841b4800 [ 1324.375090][ T32] r4:841b4800 [ 1324.375131][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.375177][ T32] r5:841b4800 r4:8291a680 [ 1324.375197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.375234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.375279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.375301][ T32] r4:00000000 [ 1324.375341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.375379][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.375414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.375455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85086a00 [ 1324.375478][ T32] r4:00000000 [ 1324.375497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.375550][ T32] r9:83018005 r8:841b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1324.375574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.375648][ T32] r5:00001000 r4:eadf1000 [ 1324.375701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.375742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.375785][ T32] r5:85504b8c r4:85504800 [ 1324.375827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.375888][ T32] r7:dddced80 r6:83018000 r5:85504b8c r4:84705700 [ 1324.375912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.375958][ T32] r10:61c88647 r9:841b4800 r8:8470572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.375981][ T32] r4:84705700 [ 1324.376021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.376102][ T32] r10:00000000 r9:84705700 r8:80287e08 r7:dfab1e60 r6:84705780 r5:841b4800 [ 1324.376127][ T32] r4:00000001 [ 1324.376190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.376229][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.376255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.376290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.376340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.376403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.376429][ T32] r4:8473d1c0 [ 1324.376647][ T32] INFO: task kworker/0:24:3159 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.376676][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.376790][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.376832][ T32] Call trace: [ 1324.376971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.377071][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.377096][ T32] r4:00000000 [ 1324.377148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.377211][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.377262][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.377362][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.377390][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.377413][ T32] r5:800f0013 r4:80239bb0 [ 1324.377433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.377492][ T32] r4:82ac21e4 [ 1324.377515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.377556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.377653][ T32] r4:e0585dc0 [ 1324.395703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.395792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.395829][ T32] r4:00000000 [ 1324.395875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.395928][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.395959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.396009][ T32] r5:00001000 r4:dfb39000 [ 1324.396071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.396114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.396198][ T32] r5:8503ab8c r4:8503a800 [ 1324.396221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.396269][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.396308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.396356][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.396378][ T32] r4:84f79100 [ 1324.396397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.396442][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.396463][ T32] r4:00000001 [ 1324.396484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.396519][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.396548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.396597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.396712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.396764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.396812][ T32] r4:84f605c0 [ 1324.396837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.396896][ T32] INFO: task kworker/0:25:3161 blocked for more than 450 seconds. [ 1324.396934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.396959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.397003][ T32] task:kworker/0:25 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397107][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397177][ T32] Call trace: [ 1324.397209][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.397301][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:841b6c00 [ 1324.397327][ T32] r4:841b6c00 [ 1324.397347][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.397388][ T32] r5:841b6c00 r4:8291a680 [ 1324.397408][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.397445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.397486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.397507][ T32] r4:00000000 [ 1324.397546][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.397583][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.397667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.406524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ebf40 [ 1324.406561][ T32] r4:00000000 [ 1324.406604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.406727][ T32] r9:83018005 r8:841b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.406837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.406886][ T32] r5:00001000 r4:e0793000 [ 1324.406930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.406972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.407015][ T32] r5:8550578c r4:85505400 [ 1324.407055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.407105][ T32] r7:dddced80 r6:83018000 r5:8550578c r4:84705800 [ 1324.407166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.407239][ T32] r10:61c88647 r9:841b6c00 r8:8470582c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.407264][ T32] r4:84705800 [ 1324.407289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.407356][ T32] r10:00000000 r9:84705800 r8:80287e08 r7:dfabde60 r6:84705880 r5:841b6c00 [ 1324.407381][ T32] r4:00000001 [ 1324.407401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.407438][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.407466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.407535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.407565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.407661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.408489][ T32] r4:8473d100 [ 1324.408931][ T32] INFO: task kworker/0:25:3161 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.408962][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.409059][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.409132][ T32] Call trace: [ 1324.409190][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.409247][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.409294][ T32] r4:00000000 [ 1324.409339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.409382][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.409410][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.409461][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.409518][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.409555][ T32] r5:800f0013 r4:80239bb0 [ 1324.409576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.409633][ T32] r4:82ac21e4 [ 1324.409655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.409697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.409720][ T32] r4:e0585dc0 [ 1324.409739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.409779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.409800][ T32] r4:00000000 [ 1324.409842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.409890][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.409913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.409953][ T32] r5:00001000 r4:dfb39000 [ 1324.410014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.410058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.410162][ T32] r5:8503ab8c r4:8503a800 [ 1324.410185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.410351][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.410468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.410518][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.410560][ T32] r4:84f79100 [ 1324.410603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.410673][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.410709][ T32] r4:00000001 [ 1324.410731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.410788][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.410816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.410865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.410916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.410947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.410969][ T32] r4:84f605c0 [ 1324.410988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.411014][ T32] INFO: task kworker/0:26:3163 blocked for more than 450 seconds. [ 1324.411044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.411068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.411108][ T32] task:kworker/0:26 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.411155][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.411241][ T32] Call trace: [ 1324.411274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.411321][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:841b5400 [ 1324.411344][ T32] r4:841b5400 [ 1324.411364][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.411404][ T32] r5:841b5400 r4:8291a680 [ 1324.411423][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.411459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.411542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.411609][ T32] r4:00000000 [ 1324.411630][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.411664][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.411697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.411736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85437dc0 [ 1324.411765][ T32] r4:00000000 [ 1324.411788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.411831][ T32] r9:83018005 r8:841b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.411851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.411976][ T32] r5:00001000 r4:dfc89000 [ 1324.411999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.412037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.412077][ T32] r5:8550638c r4:85506000 [ 1324.412106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.412176][ T32] r7:dddced80 r6:83018000 r5:8550638c r4:84705900 [ 1324.412198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.412264][ T32] r10:61c88647 r9:841b5400 r8:8470592c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.412293][ T32] r4:84705900 [ 1324.412313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.412366][ T32] r10:00000000 r9:84705900 r8:80287e08 r7:dfac9e60 r6:84705980 r5:841b5400 [ 1324.412388][ T32] r4:00000001 [ 1324.412427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.412488][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.412516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.412544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.412611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.412684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.412730][ T32] r4:8473d300 [ 1324.412997][ T32] INFO: task kworker/0:26:3163 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.413064][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.413121][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.413183][ T32] Call trace: [ 1324.413238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.413296][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.413319][ T32] r4:00000000 [ 1324.413337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.413375][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.413486][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.413518][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.413542][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.413565][ T32] r5:800f0013 r4:80239bb0 [ 1324.413607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.413649][ T32] r4:82ac21e4 [ 1324.413690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.413734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.413756][ T32] r4:e0585dc0 [ 1324.413774][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.413814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.413835][ T32] r4:00000000 [ 1324.413853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.413896][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.413936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.414001][ T32] r5:00001000 r4:dfb39000 [ 1324.414050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.414091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.414131][ T32] r5:8503ab8c r4:8503a800 [ 1324.414183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.414255][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.414284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.414331][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.414390][ T32] r4:84f79100 [ 1324.414473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.414602][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.414655][ T32] r4:00000001 [ 1324.414683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.414722][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.414769][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.414820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.414870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.414921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.414965][ T32] r4:84f605c0 [ 1324.415011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.415038][ T32] INFO: task kworker/0:27:3164 blocked for more than 450 seconds. [ 1324.415074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.415100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.415187][ T32] task:kworker/0:27 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.415329][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.415370][ T32] Call trace: [ 1324.415424][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.415472][ T32] r10:8291a684 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:841b2400 [ 1324.415493][ T32] r4:841b2400 [ 1324.415532][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.415577][ T32] r5:841b2400 r4:8291a680 [ 1324.415596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.415634][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.415714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.415738][ T32] r4:00000000 [ 1324.415758][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.415835][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.415873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.415926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ff0f80 [ 1324.415975][ T32] r4:00000000 [ 1324.416062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.416130][ T32] r9:83018005 r8:841b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.416154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.416219][ T32] r5:00001000 r4:dfaa7000 [ 1324.416267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.416319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.416361][ T32] r5:85507b8c r4:85507800 [ 1324.416382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.416428][ T32] r7:dddced80 r6:83018000 r5:85507b8c r4:84705a00 [ 1324.416488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.416537][ T32] r10:61c88647 r9:841b2400 r8:84705a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.416558][ T32] r4:84705a00 [ 1324.416599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.416710][ T32] r10:00000000 r9:84705a00 r8:80287e08 r7:dfad5e60 r6:84705a80 r5:841b2400 [ 1324.416749][ T32] r4:00000001 [ 1324.416769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.416803][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.416849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.416902][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.416932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.417026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.417061][ T32] r4:8473d540 [ 1324.417329][ T32] INFO: task kworker/0:27:3164 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.417361][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.417438][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.417481][ T32] Call trace: [ 1324.417530][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.417622][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.432984][ T32] r4:00000000 [ 1324.433056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.433122][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.433175][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.433229][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.433277][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.433331][ T32] r5:800f0013 r4:80239bb0 [ 1324.433366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.433430][ T32] r4:82ac21e4 [ 1324.433474][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.433549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.433586][ T32] r4:e0585dc0 [ 1324.433629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.433673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.433697][ T32] r4:00000000 [ 1324.433716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.433803][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.433828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.433874][ T32] r5:00001000 r4:dfb39000 [ 1324.433893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.433931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.434003][ T32] r5:8503ab8c r4:8503a800 [ 1324.434026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.434073][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.434093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.434209][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.434242][ T32] r4:84f79100 [ 1324.434262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.434314][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.434358][ T32] r4:00000001 [ 1324.434401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.434441][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.434466][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.434494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.434528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.434558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.434579][ T32] r4:84f605c0 [ 1324.434603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.434631][ T32] INFO: task kworker/0:28:3167 blocked for more than 450 seconds. [ 1324.434683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.434710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.434731][ T32] task:kworker/0:28 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.434786][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.434860][ T32] Call trace: [ 1324.434916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.435008][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:841b0000 [ 1324.435043][ T32] r4:841b0000 [ 1324.435087][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.435133][ T32] r5:841b0000 r4:8291a680 [ 1324.435197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.435296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.435343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.435365][ T32] r4:00000000 [ 1324.435422][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.435459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.435492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.435574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626b80 [ 1324.435626][ T32] r4:00000000 [ 1324.435697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.435743][ T32] r9:83018005 r8:841b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.435766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.435807][ T32] r5:00001000 r4:ebc99000 [ 1324.435887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.435948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.435992][ T32] r5:8571038c r4:85710000 [ 1324.436021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.436068][ T32] r7:dddced80 r6:83018000 r5:8571038c r4:84705b00 [ 1324.436123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.436197][ T32] r10:61c88647 r9:841b0000 r8:84705b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.436222][ T32] r4:84705b00 [ 1324.436241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.436316][ T32] r10:00000000 r9:84705b00 r8:80287e08 r7:dfa01e60 r6:84705b80 r5:841b0000 [ 1324.436351][ T32] r4:00000001 [ 1324.436372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.436407][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.436455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.436507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.436536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.436564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.436585][ T32] r4:8473d640 [ 1324.437039][ T32] INFO: task kworker/0:28:3167 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.437072][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.437191][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.437287][ T32] Call trace: [ 1324.437343][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.437392][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.437424][ T32] r4:00000000 [ 1324.437446][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.437548][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.437661][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.443656][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.443698][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.443726][ T32] r5:800f0013 r4:80239bb0 [ 1324.443749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.443823][ T32] r4:82ac21e4 [ 1324.443865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.443916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.443939][ T32] r4:e0585dc0 [ 1324.443958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.443999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.444020][ T32] r4:00000000 [ 1324.444039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.444082][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.444103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.444145][ T32] r5:00001000 r4:dfb39000 [ 1324.444174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.444217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.444259][ T32] r5:8503ab8c r4:8503a800 [ 1324.444294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.444375][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.444399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.444447][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.444479][ T32] r4:84f79100 [ 1324.444501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.444566][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.444591][ T32] r4:00000001 [ 1324.444610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.444676][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.444705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.444761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.444789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.444827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.444851][ T32] r4:84f605c0 [ 1324.444874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.444901][ T32] INFO: task kworker/0:29:3169 blocked for more than 450 seconds. [ 1324.444940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.444979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.445002][ T32] task:kworker/0:29 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.445090][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.445160][ T32] Call trace: [ 1324.445224][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.445285][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:841b3000 [ 1324.445309][ T32] r4:841b3000 [ 1324.445328][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.445390][ T32] r5:841b3000 r4:8291a680 [ 1324.445413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.445452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.445492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.445514][ T32] r4:00000000 [ 1324.445532][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.445564][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.445596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.445637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567f040 [ 1324.445658][ T32] r4:00000000 [ 1324.445676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.445718][ T32] r9:83018005 r8:841b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.445738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.445777][ T32] r5:00001000 r4:ebd45000 [ 1324.445796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.445832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.445871][ T32] r5:8571138c r4:85711000 [ 1324.445891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.445933][ T32] r7:dddced80 r6:83018000 r5:8571138c r4:84705c00 [ 1324.445953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.445999][ T32] r10:61c88647 r9:841b3000 r8:84705c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.446052][ T32] r4:84705c00 [ 1324.446074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.446120][ T32] r10:00000000 r9:84705c00 r8:80287e08 r7:dfae1e60 r6:84705c80 r5:841b3000 [ 1324.446141][ T32] r4:00000001 [ 1324.446160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.446246][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.446307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.446339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.446376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.446407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.446439][ T32] r4:8473d840 [ 1324.446864][ T32] INFO: task kworker/0:29:3169 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.446894][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.446948][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.446990][ T32] Call trace: [ 1324.447053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.447118][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.447161][ T32] r4:00000000 [ 1324.447183][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.447223][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.447274][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.447306][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.447332][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.447376][ T32] r5:800f0013 r4:80239bb0 [ 1324.447400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.447440][ T32] r4:82ac21e4 [ 1324.447460][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.447501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.447523][ T32] r4:e0585dc0 [ 1324.447563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.456140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.456213][ T32] r4:00000000 [ 1324.456237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.456333][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.456360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.456405][ T32] r5:00001000 r4:dfb39000 [ 1324.456445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.456510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.456554][ T32] r5:8503ab8c r4:8503a800 [ 1324.456574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.456641][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.456665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.456714][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.456756][ T32] r4:84f79100 [ 1324.456778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.456911][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.456936][ T32] r4:00000001 [ 1324.456976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.457041][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.457079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.457107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.457132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.457160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.457181][ T32] r4:84f605c0 [ 1324.457224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.457279][ T32] INFO: task kworker/0:30:3172 blocked for more than 450 seconds. [ 1324.457314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.457339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.457361][ T32] task:kworker/0:30 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457415][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.457506][ T32] Call trace: [ 1324.457611][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.462110][ T32] r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83b3e000 [ 1324.462170][ T32] r4:83b3e000 [ 1324.462215][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.462300][ T32] r5:83b3e000 r4:8291a680 [ 1324.462324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.462384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.462430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1324.462474][ T32] r4:00000000 [ 1324.462495][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.462529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.462566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.462627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567fe40 [ 1324.462652][ T32] r4:00000000 [ 1324.462691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.462740][ T32] r9:83018005 r8:83b3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.462761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.462804][ T32] r5:00001000 r4:eb853000 [ 1324.462848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.462890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.462931][ T32] r5:85711b8c r4:85711800 [ 1324.462950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.463015][ T32] r7:dddced80 r6:83018000 r5:85711b8c r4:84705d00 [ 1324.463061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.463111][ T32] r10:61c88647 r9:83b3e000 r8:84705d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.463133][ T32] r4:84705d00 [ 1324.463173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.463242][ T32] r10:00000000 r9:84705d00 r8:80287e08 r7:dfaf9e60 r6:84705d80 r5:83b3e000 [ 1324.463267][ T32] r4:00000001 [ 1324.463291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.463350][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1324.463382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.463410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.463456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.463488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.463509][ T32] r4:8473d880 [ 1324.463940][ T32] INFO: task kworker/0:30:3172 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.463971][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.464080][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.464167][ T32] Call trace: [ 1324.464199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.464248][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.464276][ T32] r4:00000000 [ 1324.464295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.464333][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.464391][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.464443][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.464492][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.464518][ T32] r5:800f0013 r4:80239bb0 [ 1324.464559][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.464603][ T32] r4:82ac21e4 [ 1324.464658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.464701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.464732][ T32] r4:e0585dc0 [ 1324.464754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.464816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.464841][ T32] r4:00000000 [ 1324.464870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.464947][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.464971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.465027][ T32] r5:00001000 r4:dfb39000 [ 1324.465069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.465111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.465152][ T32] r5:8503ab8c r4:8503a800 [ 1324.465171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.465217][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.465247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.465307][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.465339][ T32] r4:84f79100 [ 1324.465377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.465428][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.465450][ T32] r4:00000001 [ 1324.465565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.465759][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.465795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.465824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.465850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.465882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.465904][ T32] r4:84f605c0 [ 1324.465979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.466051][ T32] INFO: task kworker/0:31:3173 blocked for more than 450 seconds. [ 1324.466096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.466151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.466178][ T32] task:kworker/0:31 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.466398][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.466481][ T32] Call trace: [ 1324.466548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.466602][ T32] r10:8291a684 r9:dfb11d84 r8:00000002 r7:60000113 r6:dfb11d8c r5:83b3ec00 [ 1324.466625][ T32] r4:83b3ec00 [ 1324.466645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.466729][ T32] r5:83b3ec00 r4:8291a680 [ 1324.466753][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.466791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.466854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1324.466878][ T32] r4:00000000 [ 1324.466896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.466928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.466963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.467001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473db40 [ 1324.467022][ T32] r4:00000000 [ 1324.467058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.467129][ T32] r9:83018005 r8:83b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1324.467154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.467220][ T32] r5:00001000 r4:e8989000 [ 1324.467241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.467279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.467320][ T32] r5:85712b8c r4:85712800 [ 1324.467338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.467404][ T32] r7:dddced80 r6:83018000 r5:85712b8c r4:84705e80 [ 1324.467427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.467472][ T32] r10:61c88647 r9:83b3ec00 r8:84705eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.467493][ T32] r4:84705e80 [ 1324.467536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.479793][ T32] r10:00000000 r9:84705e80 r8:80287e08 r7:dfb05e60 r6:84705f00 r5:83b3ec00 [ 1324.479916][ T32] r4:00000001 [ 1324.479978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.480049][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1324.480081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.480109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.480135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.480165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.480215][ T32] r4:8473da40 [ 1324.480658][ T32] INFO: task kworker/0:31:3173 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.480720][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.480821][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.480887][ T32] Call trace: [ 1324.480925][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.480980][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.481051][ T32] r4:00000000 [ 1324.481077][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.481118][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.481146][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.481202][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.481338][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.481365][ T32] r5:800f0013 r4:80239bb0 [ 1324.481387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.481430][ T32] r4:82ac21e4 [ 1324.481471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.481516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.481537][ T32] r4:e0585dc0 [ 1324.481556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.481597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.481645][ T32] r4:00000000 [ 1324.481723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.481778][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.481800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.481863][ T32] r5:00001000 r4:dfb39000 [ 1324.481913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.481956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.481999][ T32] r5:8503ab8c r4:8503a800 [ 1324.482073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.482168][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.482307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.482361][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.482385][ T32] r4:84f79100 [ 1324.482404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.482509][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.482615][ T32] r4:00000001 [ 1324.482637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.482675][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.482730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.482763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.482795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.482828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.482849][ T32] r4:84f605c0 [ 1324.482869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.482896][ T32] INFO: task kworker/0:32:3175 blocked for more than 451 seconds. [ 1324.482958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.482987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.483007][ T32] task:kworker/0:32 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.483083][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.483133][ T32] Call trace: [ 1324.483195][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.483270][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000013 r6:dfb1dd8c r5:83b3c800 [ 1324.483297][ T32] r4:83b3c800 [ 1324.483345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.483457][ T32] r5:83b3c800 r4:8291a680 [ 1324.483482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.483524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.483568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1324.483589][ T32] r4:00000000 [ 1324.483607][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.483642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.483675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.483713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083040 [ 1324.483735][ T32] r4:00000000 [ 1324.483784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.483857][ T32] r9:83018005 r8:83b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1324.483882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.483923][ T32] r5:00001000 r4:e0675000 [ 1324.483942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.483980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.484021][ T32] r5:8571338c r4:85713000 [ 1324.484095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.484236][ T32] r7:dddced80 r6:83018000 r5:8571338c r4:84705f80 [ 1324.484260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.484308][ T32] r10:61c88647 r9:83b3c800 r8:84705fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.484356][ T32] r4:84705f80 [ 1324.484377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.484434][ T32] r10:00000000 r9:84705f80 r8:80287e08 r7:dfb11e60 r6:84df0000 r5:83b3c800 [ 1324.484460][ T32] r4:00000001 [ 1324.484478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.484512][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.484538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.484599][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.484686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.484717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.484765][ T32] r4:8473dcc0 [ 1324.485043][ T32] INFO: task kworker/0:32:3175 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.485111][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.485171][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.485262][ T32] Call trace: [ 1324.485404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.485463][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.485486][ T32] r4:00000000 [ 1324.485559][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.485627][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.485659][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.485688][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.485712][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.485735][ T32] r5:800f0013 r4:80239bb0 [ 1324.485810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.485856][ T32] r4:82ac21e4 [ 1324.485930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.485977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.485999][ T32] r4:e0585dc0 [ 1324.486054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.486100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.486154][ T32] r4:00000000 [ 1324.486307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.486364][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.486386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.486511][ T32] r5:00001000 r4:dfb39000 [ 1324.486617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.486659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.486727][ T32] r5:8503ab8c r4:8503a800 [ 1324.486870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.486920][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.486969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.487019][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.487051][ T32] r4:84f79100 [ 1324.487178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.487228][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.487307][ T32] r4:00000001 [ 1324.487336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.487400][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.487429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.487486][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.487610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.487770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.498315][ T32] r4:84f605c0 [ 1324.498368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.498411][ T32] INFO: task kworker/0:33:3177 blocked for more than 451 seconds. [ 1324.498446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.498471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.498493][ T32] task:kworker/0:33 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.498551][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.498611][ T32] Call trace: [ 1324.498676][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.498766][ T32] r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83b30c00 [ 1324.498793][ T32] r4:83b30c00 [ 1324.498823][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.498867][ T32] r5:83b30c00 r4:8291a680 [ 1324.498915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.498959][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.499002][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1324.499064][ T32] r4:00000000 [ 1324.499116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.499155][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.499223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.499296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473dd00 [ 1324.499323][ T32] r4:00000000 [ 1324.499410][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.499460][ T32] r9:83018005 r8:83b30c00 r7:00000000 r6:83018000 r5:00001000 r4:7f16d000 [ 1324.499498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.499581][ T32] r5:00001000 r4:eae55000 [ 1324.499606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.499647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.499708][ T32] r5:8571378c r4:85713400 [ 1324.499740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.499844][ T32] r7:dddced80 r6:83018000 r5:8571378c r4:84df0080 [ 1324.499871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.499946][ T32] r10:61c88647 r9:83b30c00 r8:84df00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.499971][ T32] r4:84df0080 [ 1324.499998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.500053][ T32] r10:00000000 r9:84df0080 r8:80287e08 r7:dfb1de60 r6:84df0100 r5:83b30c00 [ 1324.500106][ T32] r4:00000001 [ 1324.500183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.500224][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1324.500257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.500286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.500311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.500339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.500362][ T32] r4:8473de40 [ 1324.500834][ T32] INFO: task kworker/0:33:3177 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.500922][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.501015][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.501067][ T32] Call trace: [ 1324.501103][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.501157][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.501186][ T32] r4:00000000 [ 1324.501206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.501244][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.501330][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.501363][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.501388][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.501412][ T32] r5:800f0013 r4:80239bb0 [ 1324.501462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.501507][ T32] r4:82ac21e4 [ 1324.501527][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.501569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.501590][ T32] r4:e0585dc0 [ 1324.501608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.501647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.501668][ T32] r4:00000000 [ 1324.501688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.501731][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.501789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.501861][ T32] r5:00001000 r4:dfb39000 [ 1324.501883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.501922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.501963][ T32] r5:8503ab8c r4:8503a800 [ 1324.501984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.502053][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.502137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.502249][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.502317][ T32] r4:84f79100 [ 1324.502339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.502385][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.502435][ T32] r4:00000001 [ 1324.502457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.502529][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.502577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.502609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.502661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.502747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.502800][ T32] r4:84f605c0 [ 1324.502823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.502848][ T32] INFO: task kworker/0:34:3179 blocked for more than 451 seconds. [ 1324.502874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.502897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.502961][ T32] task:kworker/0:34 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.503009][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.503077][ T32] Call trace: [ 1324.503138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.503202][ T32] r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000013 r6:dfb35d8c r5:83b35400 [ 1324.503228][ T32] r4:83b35400 [ 1324.503276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.503324][ T32] r5:83b35400 r4:8291a680 [ 1324.503344][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.503411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.503457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 [ 1324.503509][ T32] r4:00000000 [ 1324.503531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.503574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.503692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.503737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6dc40 [ 1324.503813][ T32] r4:00000000 [ 1324.503841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.503886][ T32] r9:83018005 r8:83b35400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1324.503920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.503964][ T32] r5:00001000 r4:e07e7000 [ 1324.503984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.504021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.504067][ T32] r5:85746b8c r4:85746800 [ 1324.504093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.504381][ T32] r7:dddced80 r6:83018000 r5:85746b8c r4:84df0180 [ 1324.504405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.504454][ T32] r10:61c88647 r9:83b35400 r8:84df01ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.504475][ T32] r4:84df0180 [ 1324.504769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.504818][ T32] r10:00000000 r9:84df0180 r8:80287e08 r7:dfb1de60 r6:84df0200 r5:83b35400 [ 1324.504840][ T32] r4:00000001 [ 1324.504859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.504981][ T32] Exception stack(0xdfb35fb0 to 0xdfb35ff8) [ 1324.505104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.505136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.505228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.505252][ T32] r4:84758ec0 [ 1324.505518][ T32] INFO: task kworker/0:34:3179 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.505552][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.505650][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.505861][ T32] Call trace: [ 1324.505901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.505983][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.506053][ T32] r4:00000000 [ 1324.506300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.506401][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.506431][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.506502][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.506620][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.506646][ T32] r5:800f0013 r4:80239bb0 [ 1324.506667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.506707][ T32] r4:82ac21e4 [ 1324.506726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.506766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.506815][ T32] r4:e0585dc0 [ 1324.506837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.506885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.506906][ T32] r4:00000000 [ 1324.506926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.506999][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.507025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.507099][ T32] r5:00001000 r4:dfb39000 [ 1324.507122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.507162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.507202][ T32] r5:8503ab8c r4:8503a800 [ 1324.507221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.507312][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.507335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.507424][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.507448][ T32] r4:84f79100 [ 1324.507467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.507524][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.507547][ T32] r4:00000001 [ 1324.507646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.526408][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.526537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.526571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.526597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.526669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.526697][ T32] r4:84f605c0 [ 1324.526724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.526781][ T32] INFO: task kworker/1:3:3183 blocked for more than 451 seconds. [ 1324.526819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.526922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.526948][ T32] task:kworker/1:3 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.527044][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.527155][ T32] Call trace: [ 1324.527194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.527251][ T32] r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83b31800 [ 1324.527273][ T32] r4:83b31800 [ 1324.527293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.527381][ T32] r5:83b31800 r4:8291a680 [ 1324.527431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.527474][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.527762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.533582][ T32] r4:00000000 [ 1324.533626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.533788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.533833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.534003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a880 [ 1324.534103][ T32] r4:00000000 [ 1324.534159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.534231][ T32] r9:83018205 r8:83b31800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.534259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.534305][ T32] r5:00001000 r4:eb88f000 [ 1324.534369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.534413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.534457][ T32] r5:856a8f8c r4:856a8c00 [ 1324.534585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.534647][ T32] r7:ddde2d80 r6:83018200 r5:856a8f8c r4:84323e00 [ 1324.534670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.534716][ T32] r10:61c88647 r9:83b31800 r8:84323e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.534738][ T32] r4:84323e00 [ 1324.535134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.535193][ T32] r10:00000000 r9:84323e00 r8:80287e08 r7:df9e1e60 r6:84df0280 r5:83b31800 [ 1324.535216][ T32] r4:00000001 [ 1324.535254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.535295][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.535384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.535415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.535441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.535481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.535536][ T32] r4:84713d40 [ 1324.535985][ T32] INFO: task kworker/1:3:3183 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.536023][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.536208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.536288][ T32] Call trace: [ 1324.536354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.536405][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.536516][ T32] r4:00000000 [ 1324.536541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.536607][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.536637][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.536665][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.536689][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.536712][ T32] r5:800f0013 r4:80239bb0 [ 1324.536731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.536771][ T32] r4:82ac21e4 [ 1324.536818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.536863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.536886][ T32] r4:e0585dc0 [ 1324.536931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.537005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.537029][ T32] r4:00000000 [ 1324.537055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.537240][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.537309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.537354][ T32] r5:00001000 r4:dfb39000 [ 1324.537402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.537443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.537484][ T32] r5:8503ab8c r4:8503a800 [ 1324.537503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.544704][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.544912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.545025][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.545136][ T32] r4:84f79100 [ 1324.545219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.545272][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.545438][ T32] r4:00000001 [ 1324.545559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.545790][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.545822][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.545850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.545876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.545903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.545925][ T32] r4:84f605c0 [ 1324.545947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.546041][ T32] INFO: task kworker/0:35:3185 blocked for more than 451 seconds. [ 1324.546114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.546142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.546229][ T32] task:kworker/0:35 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.546292][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.546338][ T32] Call trace: [ 1324.546525][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.546585][ T32] r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000013 r6:dfb55d8c r5:83b34800 [ 1324.546637][ T32] r4:83b34800 [ 1324.546757][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.546809][ T32] r5:83b34800 r4:8291a680 [ 1324.546837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.546884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.546925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1324.547083][ T32] r4:00000000 [ 1324.547107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.547142][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.547207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.547252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f57fc0 [ 1324.547274][ T32] r4:00000000 [ 1324.547294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.547340][ T32] r9:83018005 r8:83b34800 r7:00000000 r6:83018000 r5:00001000 r4:7f2e9000 [ 1324.547420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.547465][ T32] r5:00001000 r4:edc49000 [ 1324.547486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.547524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.547565][ T32] r5:85ee138c r4:85ee1000 [ 1324.547584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.547627][ T32] r7:dddced80 r6:83018000 r5:85ee138c r4:84df0300 [ 1324.547647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.547760][ T32] r10:61c88647 r9:83b34800 r8:84df032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.558243][ T32] r4:84df0300 [ 1324.558384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.558467][ T32] r10:00000000 r9:84df0300 r8:80287e08 r7:dfb35e60 r6:84df0380 r5:83b34800 [ 1324.558493][ T32] r4:00000001 [ 1324.558528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.558571][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1324.558603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.558631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.558745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.558854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.558879][ T32] r4:84779240 [ 1324.559340][ T32] INFO: task kworker/0:35:3185 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.559374][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.559445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.559591][ T32] Call trace: [ 1324.559657][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.559834][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.559860][ T32] r4:00000000 [ 1324.559943][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.559986][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.560020][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.560050][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.560074][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.560097][ T32] r5:800f0013 r4:80239bb0 [ 1324.560145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.560268][ T32] r4:82ac21e4 [ 1324.560386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.560477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.560502][ T32] r4:e0585dc0 [ 1324.560596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.560641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.560662][ T32] r4:00000000 [ 1324.560682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.560727][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.560749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.560818][ T32] r5:00001000 r4:dfb39000 [ 1324.560841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.560882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.560924][ T32] r5:8503ab8c r4:8503a800 [ 1324.560971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.561022][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.561119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.561169][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.561235][ T32] r4:84f79100 [ 1324.561257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.561310][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.561331][ T32] r4:00000001 [ 1324.561363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.561446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.561476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.561524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.561552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.561581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.561601][ T32] r4:84f605c0 [ 1324.561664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.561697][ T32] INFO: task kworker/0:36:3186 blocked for more than 451 seconds. [ 1324.561783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.561901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.562009][ T32] task:kworker/0:36 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.562060][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.562101][ T32] Call trace: [ 1324.562221][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.562290][ T32] r10:8291a684 r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:841c4800 [ 1324.562321][ T32] r4:841c4800 [ 1324.562343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.562386][ T32] r5:841c4800 r4:8291a680 [ 1324.562406][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.562548][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.562594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1324.562616][ T32] r4:00000000 [ 1324.562662][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.562699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.562776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.562821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f57d40 [ 1324.562843][ T32] r4:00000000 [ 1324.562862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.562983][ T32] r9:83018005 r8:841c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f2e3000 [ 1324.563088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.563190][ T32] r5:00001000 r4:edc2d000 [ 1324.563213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.563253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.563302][ T32] r5:85ee078c r4:85ee0400 [ 1324.563613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.563664][ T32] r7:dddced80 r6:83018000 r5:85ee078c r4:84df0400 [ 1324.563691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.563907][ T32] r10:61c88647 r9:841c4800 r8:84df042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.563933][ T32] r4:84df0400 [ 1324.564025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.564073][ T32] r10:00000000 r9:84df0400 r8:80287e08 r7:dfb55e60 r6:84df0480 r5:841c4800 [ 1324.564095][ T32] r4:00000001 [ 1324.564114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.564147][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1324.564173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.564208][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.564344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.564377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.564555][ T32] r4:84779240 [ 1324.564890][ T32] INFO: task kworker/0:36:3186 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.564967][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.565027][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.565132][ T32] Call trace: [ 1324.565240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.565387][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.565503][ T32] r4:00000000 [ 1324.565624][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.565666][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.565740][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.565926][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.565954][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.566049][ T32] r5:800f0013 r4:80239bb0 [ 1324.566074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.566116][ T32] r4:82ac21e4 [ 1324.566135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.566215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.566277][ T32] r4:e0585dc0 [ 1324.566312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.566356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.566400][ T32] r4:00000000 [ 1324.566520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.566572][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.566594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.566641][ T32] r5:00001000 r4:dfb39000 [ 1324.566722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.566839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.566943][ T32] r5:8503ab8c r4:8503a800 [ 1324.567047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.567097][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.567118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.567164][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.567185][ T32] r4:84f79100 [ 1324.567205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.567355][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.567473][ T32] r4:00000001 [ 1324.567542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.567580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.567606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.580161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.580380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.580495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.580523][ T32] r4:84f605c0 [ 1324.580549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.580580][ T32] INFO: task kworker/1:4:3187 blocked for more than 451 seconds. [ 1324.580840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.580884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.580912][ T32] task:kworker/1:4 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.581062][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.581283][ T32] Call trace: [ 1324.581326][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.581384][ T32] r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:841c0000 [ 1324.581407][ T32] r4:841c0000 [ 1324.581426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.581496][ T32] r5:841c0000 r4:8291a680 [ 1324.581610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.581727][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.581773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1324.581796][ T32] r4:00000000 [ 1324.581814][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.581847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.581941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.581986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566aac0 [ 1324.582009][ T32] r4:00000000 [ 1324.582141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.582219][ T32] r9:83018205 r8:841c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1324.582297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.582441][ T32] r5:00001000 r4:eb8b5000 [ 1324.582467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.582640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.582688][ T32] r5:856a978c r4:856a9400 [ 1324.582754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.582813][ T32] r7:ddde2d80 r6:83018200 r5:856a978c r4:84323e80 [ 1324.582970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.583057][ T32] r10:61c88647 r9:841c0000 r8:84323eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.583083][ T32] r4:84323e80 [ 1324.583104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.583150][ T32] r10:00000000 r9:84323e80 r8:80287e08 r7:df9e1e60 r6:84df0500 r5:841c0000 [ 1324.583264][ T32] r4:00000001 [ 1324.583294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.583335][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1324.583389][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.583426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.583511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.583542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.583622][ T32] r4:84713d00 [ 1324.584069][ T32] INFO: task kworker/1:4:3187 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.584204][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.584325][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.584526][ T32] Call trace: [ 1324.584748][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.584828][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.584854][ T32] r4:00000000 [ 1324.584947][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.585087][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.585161][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.585200][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.585225][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.585275][ T32] r5:800f0013 r4:80239bb0 [ 1324.585304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.585346][ T32] r4:82ac21e4 [ 1324.585366][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.585407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.585431][ T32] r4:e0585dc0 [ 1324.585449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.585488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.585584][ T32] r4:00000000 [ 1324.585699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.585748][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.585812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.585857][ T32] r5:00001000 r4:dfb39000 [ 1324.585877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.585915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.585956][ T32] r5:8503ab8c r4:8503a800 [ 1324.585977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.586134][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.586207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.586262][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.586353][ T32] r4:84f79100 [ 1324.586468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.586518][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.586560][ T32] r4:00000001 [ 1324.586581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.586617][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.586643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.586670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.586698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.586725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.586747][ T32] r4:84f605c0 [ 1324.586767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.586845][ T32] INFO: task kworker/1:5:3189 blocked for more than 451 seconds. [ 1324.586970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.587137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.587168][ T32] task:kworker/1:5 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.587216][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.587310][ T32] Call trace: [ 1324.587342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.587490][ T32] r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:841c3c00 [ 1324.587522][ T32] r4:841c3c00 [ 1324.587612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.605125][ T32] r5:841c3c00 r4:8291a680 [ 1324.605203][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.605292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.605340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1324.605362][ T32] r4:00000000 [ 1324.605410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.605451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.605847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.606174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ac80 [ 1324.606224][ T32] r4:00000000 [ 1324.606246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.606379][ T32] r9:83018205 r8:841c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1324.606407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.606454][ T32] r5:00001000 r4:eb8e5000 [ 1324.606886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.606931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.607000][ T32] r5:856a9f8c r4:856a9c00 [ 1324.607216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.607291][ T32] r7:ddde2d80 r6:83018200 r5:856a9f8c r4:84323f00 [ 1324.607421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.607474][ T32] r10:61c88647 r9:841c3c00 r8:84323f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.607498][ T32] r4:84323f00 [ 1324.607668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.613226][ T32] r10:00000000 r9:84323f00 r8:80287e08 r7:dfb5de60 r6:84df0580 r5:841c3c00 [ 1324.613265][ T32] r4:00000001 [ 1324.613326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.613389][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) [ 1324.613446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.613479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.613532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.613564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.613669][ T32] r4:84713ec0 [ 1324.614173][ T32] INFO: task kworker/1:5:3189 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.614233][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.614312][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614453][ T32] Call trace: [ 1324.614489][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.614572][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.614598][ T32] r4:00000000 [ 1324.614672][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.614716][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.614743][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.614799][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.614827][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.614878][ T32] r5:800f0013 r4:80239bb0 [ 1324.614902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.614945][ T32] r4:82ac21e4 [ 1324.614991][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.615044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.615067][ T32] r4:e0585dc0 [ 1324.615086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.615181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.615264][ T32] r4:00000000 [ 1324.615291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.615339][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.615362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615437][ T32] r5:00001000 r4:dfb39000 [ 1324.615460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.615500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615542][ T32] r5:8503ab8c r4:8503a800 [ 1324.615686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.615736][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.615757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.615833][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615878][ T32] r4:84f79100 [ 1324.616011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.616089][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.616115][ T32] r4:00000001 [ 1324.616135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.616170][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.616197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.616224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.616250][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.616278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.616311][ T32] r4:84f605c0 [ 1324.616453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.616501][ T32] INFO: task kworker/1:6:3193 blocked for more than 451 seconds. [ 1324.616565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.616595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.616618][ T32] task:kworker/1:6 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616691][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616739][ T32] Call trace: [ 1324.616802][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.616850][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:841c2400 [ 1324.616872][ T32] r4:841c2400 [ 1324.616892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.616933][ T32] r5:841c2400 r4:8291a680 [ 1324.616982][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.617076][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.617122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1324.617201][ T32] r4:00000000 [ 1324.617224][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.617291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.617383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.617428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ab80 [ 1324.617452][ T32] r4:00000000 [ 1324.617489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.617536][ T32] r9:83018205 r8:841c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1324.617584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.627041][ T32] r5:00001000 r4:eb8cb000 [ 1324.627159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.627254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.627325][ T32] r5:856a9b8c r4:856a9800 [ 1324.627356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.627438][ T32] r7:ddde2d80 r6:83018200 r5:856a9b8c r4:84323f80 [ 1324.627465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.627544][ T32] r10:61c88647 r9:841c2400 r8:84323fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.627570][ T32] r4:84323f80 [ 1324.627648][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.628260][ T32] r10:00000000 r9:84323f80 r8:80287e08 r7:dfb75e60 r6:84df0600 r5:841c2400 [ 1324.628330][ T32] r4:00000001 [ 1324.628357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.628410][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1324.628441][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.628530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.628560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.628589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.628673][ T32] r4:8475b4c0 [ 1324.629120][ T32] INFO: task kworker/1:6:3193 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.629181][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.629344][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.629393][ T32] Call trace: [ 1324.629426][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.629478][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.629514][ T32] r4:00000000 [ 1324.629538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.629577][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.629605][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.629661][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.629690][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.629713][ T32] r5:800f0013 r4:80239bb0 [ 1324.629733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.629913][ T32] r4:82ac21e4 [ 1324.629937][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.629981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.630040][ T32] r4:e0585dc0 [ 1324.630062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.630105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.630140][ T32] r4:00000000 [ 1324.630214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.630266][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.630332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.630378][ T32] r5:00001000 r4:dfb39000 [ 1324.630398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.630438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.630493][ T32] r5:8503ab8c r4:8503a800 [ 1324.630544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.630666][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.630693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.630740][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.630762][ T32] r4:84f79100 [ 1324.630780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.630823][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.630860][ T32] r4:00000001 [ 1324.630881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.630946][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.630975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.631002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.631027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.631085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.631110][ T32] r4:84f605c0 [ 1324.631131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.631187][ T32] INFO: task kworker/1:7:3194 blocked for more than 451 seconds. [ 1324.631224][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.631249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.631270][ T32] task:kworker/1:7 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.631425][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.631467][ T32] Call trace: [ 1324.631497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.631558][ T32] r10:8291a684 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:841c5400 [ 1324.631614][ T32] r4:841c5400 [ 1324.631638][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.631722][ T32] r5:841c5400 r4:8291a680 [ 1324.631746][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.631787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.631828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1324.631863][ T32] r4:00000000 [ 1324.631913][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.631950][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.631986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.632025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566afc0 [ 1324.632047][ T32] r4:00000000 [ 1324.632067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.632122][ T32] r9:83018205 r8:841c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1324.632177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.632229][ T32] r5:00001000 r4:ebabf000 [ 1324.632248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.632293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.632335][ T32] r5:856aab8c r4:856aa800 [ 1324.632356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.632428][ T32] r7:ddde2d80 r6:83018200 r5:856aab8c r4:84323980 [ 1324.632464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.632513][ T32] r10:61c88647 r9:841c5400 r8:843239ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.632553][ T32] r4:84323980 [ 1324.632586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.632635][ T32] r10:00000000 r9:84323980 r8:80287e08 r7:dfb75e60 r6:84df0680 r5:841c5400 [ 1324.632657][ T32] r4:00000001 [ 1324.632676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.632710][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1324.632734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.632761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.632787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.632815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.632836][ T32] r4:8475b4c0 [ 1324.633089][ T32] INFO: task kworker/1:7:3194 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.633119][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.633173][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.633216][ T32] Call trace: [ 1324.633245][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.633298][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.633323][ T32] r4:00000000 [ 1324.633342][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.633381][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.633408][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.633449][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.633479][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.633503][ T32] r5:800f0013 r4:80239bb0 [ 1324.633523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.633563][ T32] r4:82ac21e4 [ 1324.633583][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.633624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.633646][ T32] r4:e0585dc0 [ 1324.633663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.633743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.633769][ T32] r4:00000000 [ 1324.633789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.633833][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.633854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.633893][ T32] r5:00001000 r4:dfb39000 [ 1324.633912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.633951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.633991][ T32] r5:8503ab8c r4:8503a800 [ 1324.634010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.634056][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.634076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.634122][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.634143][ T32] r4:84f79100 [ 1324.634161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.634232][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.634256][ T32] r4:00000001 [ 1324.634275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.634318][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.634366][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.634394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.634419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.634447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.634495][ T32] r4:84f605c0 [ 1324.634518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.634544][ T32] INFO: task kworker/1:8:3195 blocked for more than 451 seconds. [ 1324.634570][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.634593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.634613][ T32] task:kworker/1:8 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.634702][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.634754][ T32] Call trace: [ 1324.634838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.634888][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:83b2e000 [ 1324.634909][ T32] r4:83b2e000 [ 1324.634929][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.634970][ T32] r5:83b2e000 r4:8291a680 [ 1324.634989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.635045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.635090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.635127][ T32] r4:00000000 [ 1324.635161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.635197][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.635234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.635291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566adc0 [ 1324.635318][ T32] r4:00000000 [ 1324.635339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.635383][ T32] r9:83018205 r8:83b2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1324.635403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.635444][ T32] r5:00001000 r4:eb92f000 [ 1324.635462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.635500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.635539][ T32] r5:856aa38c r4:856aa000 [ 1324.635558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.635603][ T32] r7:ddde2d80 r6:83018200 r5:856aa38c r4:84323880 [ 1324.635623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.635681][ T32] r10:61c88647 r9:83b2e000 r8:843238ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.635707][ T32] r4:84323880 [ 1324.635727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.635810][ T32] r10:00000000 r9:84323880 r8:80287e08 r7:dfb95e60 r6:84323500 r5:83b2e000 [ 1324.635836][ T32] r4:00000001 [ 1324.635855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.635891][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.635917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.635944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.635969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.635998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.636020][ T32] r4:8477a000 [ 1324.636260][ T32] INFO: task kworker/1:8:3195 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.636298][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.636371][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.636415][ T32] Call trace: [ 1324.636461][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.636513][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.636536][ T32] r4:00000000 [ 1324.636555][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.636620][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.636666][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.636699][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.636737][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.636764][ T32] r5:800f0013 r4:80239bb0 [ 1324.636784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.636823][ T32] r4:82ac21e4 [ 1324.636855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.636899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.636921][ T32] r4:e0585dc0 [ 1324.636939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.636979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.637028][ T32] r4:00000000 [ 1324.637111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.637160][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.637181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.637273][ T32] r5:00001000 r4:dfb39000 [ 1324.637301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.637394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.637465][ T32] r5:8503ab8c r4:8503a800 [ 1324.637494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.637541][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.637562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.652280][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.652354][ T32] r4:84f79100 [ 1324.652382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.652451][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.652485][ T32] r4:00000001 [ 1324.652509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.652550][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.652580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.652623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.652654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.652683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.652731][ T32] r4:84f605c0 [ 1324.652762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.652794][ T32] INFO: task kworker/1:9:3199 blocked for more than 451 seconds. [ 1324.652854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.652882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.652904][ T32] task:kworker/1:9 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.652960][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.653087][ T32] Call trace: [ 1324.653150][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.653216][ T32] r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:83b2bc00 [ 1324.653241][ T32] r4:83b2bc00 [ 1324.653261][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.653310][ T32] r5:83b2bc00 r4:8291a680 [ 1324.653330][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.653367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.653408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1324.653430][ T32] r4:00000000 [ 1324.653448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.653480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.653516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.653555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a4c0 [ 1324.653603][ T32] r4:00000000 [ 1324.653626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.653674][ T32] r9:83018205 r8:83b2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1324.653697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.653739][ T32] r5:00001000 r4:ebad3000 [ 1324.653786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.653848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.653893][ T32] r5:856aaf8c r4:856aac00 [ 1324.653915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.653959][ T32] r7:ddde2d80 r6:83018200 r5:856aaf8c r4:84323900 [ 1324.653984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.654031][ T32] r10:61c88647 r9:83b2bc00 r8:8432392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.654052][ T32] r4:84323900 [ 1324.654070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.654114][ T32] r10:00000000 r9:84323900 r8:80287e08 r7:dfb95e60 r6:84323800 r5:83b2bc00 [ 1324.654135][ T32] r4:00000001 [ 1324.654153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.654213][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1324.654269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.654333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.654388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.654420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.654442][ T32] r4:8477a340 [ 1324.654878][ T32] INFO: task kworker/1:9:3199 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.654911][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.654999][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.655076][ T32] Call trace: [ 1324.655107][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.655156][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.655178][ T32] r4:00000000 [ 1324.655197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.655235][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.655261][ T32] 5d20: a85ff000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.655295][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.655347][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.655401][ T32] r5:800f0013 r4:80239bb0 [ 1324.655424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.655491][ T32] r4:82ac21e4 [ 1324.655558][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.655604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.655628][ T32] r4:e0585dc0 [ 1324.655647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.655686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.655708][ T32] r4:00000000 [ 1324.655727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.655770][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.655791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.655978][ T32] r5:00001000 r4:dfb39000 [ 1324.656051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.656189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.656235][ T32] r5:8503ab8c r4:8503a800 [ 1324.656282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.656343][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.656364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.656410][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.656432][ T32] r4:84f79100 [ 1324.656478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.656528][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.656551][ T32] r4:00000001 [ 1324.656641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.656680][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.656744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.656775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.656804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.656833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.656855][ T32] r4:84f605c0 [ 1324.656901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.656929][ T32] INFO: task kworker/1:10:3201 blocked for more than 451 seconds. [ 1324.656986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.657067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.657103][ T32] task:kworker/1:10 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.657202][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.657326][ T32] Call trace: [ 1324.657389][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.657466][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:83b29800 [ 1324.657493][ T32] r4:83b29800 [ 1324.657539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.657593][ T32] r5:83b29800 r4:8291a680 [ 1324.657613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.840812][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.840988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1324.841037][ T32] r4:00000000 [ 1324.841073][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.841113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.841159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.841210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680480 [ 1324.841233][ T32] r4:00000000 [ 1324.841266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.841325][ T32] r9:83018205 r8:83b29800 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1324.841348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.841420][ T32] r5:00001000 r4:dfabf000 [ 1324.841445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.841487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.841557][ T32] r5:856ab78c r4:856ab400 [ 1324.841583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.841680][ T32] r7:ddde2d80 r6:83018200 r5:856ab78c r4:84323780 [ 1324.841786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.841866][ T32] r10:61c88647 r9:83b29800 r8:843237ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.841893][ T32] r4:84323780 [ 1324.841940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.841990][ T32] r10:00000000 r9:84323780 r8:80287e08 r7:dfba1e60 r6:84323700 r5:83b29800 [ 1324.842035][ T32] r4:00000001 [ 1324.842060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.842099][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1324.842128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.842173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.842257][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.842352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.842393][ T32] r4:8477a2c0 [ 1324.842832][ T32] INFO: task kworker/1:10:3201 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.842872][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.842944][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.842994][ T32] Call trace: [ 1324.843037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.843092][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.843116][ T32] r4:00000000 [ 1324.843135][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.843193][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.843276][ T32] 5d20: abf10000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.843309][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.843334][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.843357][ T32] r5:800f0013 r4:80239bb0 [ 1324.843378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.843420][ T32] r4:82ac21e4 [ 1324.843440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.843483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.843504][ T32] r4:e0585dc0 [ 1324.843523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.843603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.843637][ T32] r4:00000000 [ 1324.843657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.843703][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.843752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.843800][ T32] r5:00001000 r4:dfb39000 [ 1324.843820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.843860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.843904][ T32] r5:8503ab8c r4:8503a800 [ 1324.843924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.843971][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.844005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.844064][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.844087][ T32] r4:84f79100 [ 1324.844106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.844152][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.844174][ T32] r4:00000001 [ 1324.844193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.844228][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.844254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.844282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.844333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.844366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.844388][ T32] r4:84f605c0 [ 1324.844409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.844449][ T32] INFO: task kworker/1:11:3202 blocked for more than 451 seconds. [ 1324.844485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.844510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.844532][ T32] task:kworker/1:11 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.844578][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.844620][ T32] Call trace: [ 1324.844669][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.844745][ T32] r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:83b28000 [ 1324.844797][ T32] r4:83b28000 [ 1324.844853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.844901][ T32] r5:83b28000 r4:8291a680 [ 1324.844946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.844989][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.845056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1324.845083][ T32] r4:00000000 [ 1324.845103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.845138][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.845199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.845245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680580 [ 1324.845315][ T32] r4:00000000 [ 1324.845363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.845422][ T32] r9:83018205 r8:83b28000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.845447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.845499][ T32] r5:00001000 r4:e0183000 [ 1324.845536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.845579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.845644][ T32] r5:856abb8c r4:856ab800 [ 1324.845689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.845768][ T32] r7:ddde2d80 r6:83018200 r5:856abb8c r4:84323680 [ 1324.845793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.845841][ T32] r10:61c88647 r9:83b28000 r8:843236ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.845877][ T32] r4:84323680 [ 1324.845901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.845949][ T32] r10:00000000 r9:84323680 r8:80287e08 r7:dfbb9e60 r6:84323580 r5:83b28000 [ 1324.845972][ T32] r4:00000001 [ 1324.845991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.846033][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1324.846060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.846088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.846114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.846150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.846251][ T32] r4:8477a4c0 [ 1324.846622][ T32] INFO: task kworker/1:11:3202 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.846661][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.846722][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.846769][ T32] Call trace: [ 1324.846821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.846902][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.846959][ T32] r4:00000000 [ 1324.847011][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.847089][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.847121][ T32] 5d20: abf10000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.847177][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.847205][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.847230][ T32] r5:800f0013 r4:80239bb0 [ 1324.847251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.847296][ T32] r4:82ac21e4 [ 1324.847342][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.847390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.847413][ T32] r4:e0585dc0 [ 1324.847458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.847520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.847597][ T32] r4:00000000 [ 1324.858153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.858281][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.858321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.858377][ T32] r5:00001000 r4:dfb39000 [ 1324.858399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.858438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.858521][ T32] r5:8503ab8c r4:8503a800 [ 1324.858546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.858601][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.858648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.858701][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.858724][ T32] r4:84f79100 [ 1324.858744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.858791][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.858813][ T32] r4:00000001 [ 1324.858832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.858869][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.858899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.858927][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.858953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.858999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.859033][ T32] r4:84f605c0 [ 1324.859058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.859087][ T32] INFO: task kworker/1:12:3205 blocked for more than 451 seconds. [ 1324.859120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.859145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.859167][ T32] task:kworker/1:12 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.859270][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.859344][ T32] Call trace: [ 1324.859400][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.859456][ T32] r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:83238000 [ 1324.859480][ T32] r4:83238000 [ 1324.859500][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.859570][ T32] r5:83238000 r4:8291a680 [ 1324.859596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.859636][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.859678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1324.859763][ T32] r4:00000000 [ 1324.859786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.859821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.859856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.859897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680a40 [ 1324.859946][ T32] r4:00000000 [ 1324.859970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.860014][ T32] r9:83018205 r8:83238000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1324.860042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.860083][ T32] r5:00001000 r4:eae6d000 [ 1324.860103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.860142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.860182][ T32] r5:856acb8c r4:856ac800 [ 1324.860201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.860245][ T32] r7:ddde2d80 r6:83018200 r5:856acb8c r4:84323300 [ 1324.860265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.860311][ T32] r10:61c88647 r9:83238000 r8:8432332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.860345][ T32] r4:84323300 [ 1324.860367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.860412][ T32] r10:00000000 r9:84323300 r8:80287e08 r7:dfb41e60 r6:84323400 r5:83238000 [ 1324.860460][ T32] r4:00000001 [ 1324.860482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.860518][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1324.860544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.860572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.860623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.860655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.860677][ T32] r4:8477a540 [ 1324.861107][ T32] INFO: task kworker/1:12:3205 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.861142][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.861198][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.861259][ T32] Call trace: [ 1324.861307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.861360][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.861383][ T32] r4:00000000 [ 1324.861402][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.861440][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.861467][ T32] 5d20: abf10000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.861496][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.861521][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.861543][ T32] r5:800f0013 r4:80239bb0 [ 1324.861562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.861601][ T32] r4:82ac21e4 [ 1324.861634][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.861679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.861701][ T32] r4:e0585dc0 [ 1324.861720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.861760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.861782][ T32] r4:00000000 [ 1324.861800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.861845][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.861866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.861907][ T32] r5:00001000 r4:dfb39000 [ 1324.861927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.862030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.862079][ T32] r5:8503ab8c r4:8503a800 [ 1324.862100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.862146][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.862166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.862236][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.862259][ T32] r4:84f79100 [ 1324.862278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.862373][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.862417][ T32] r4:00000001 [ 1324.862460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.862532][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.862589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.862658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.862713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.862765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.862807][ T32] r4:84f605c0 [ 1324.862886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.862915][ T32] INFO: task kworker/1:13:3206 blocked for more than 451 seconds. [ 1324.862968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.863004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.863033][ T32] task:kworker/1:13 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.863099][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.863145][ T32] Call trace: [ 1324.863175][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.863223][ T32] r10:8291a684 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:83b25400 [ 1324.863245][ T32] r4:83b25400 [ 1324.863264][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.863305][ T32] r5:83b25400 r4:8291a680 [ 1324.863324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.863361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.863402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 [ 1324.863424][ T32] r4:00000000 [ 1324.863460][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.863498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.863533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.863574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680800 [ 1324.863597][ T32] r4:00000000 [ 1324.863616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.863659][ T32] r9:83018205 r8:83b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.863680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.863721][ T32] r5:00001000 r4:eab63000 [ 1324.863741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.863779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.863819][ T32] r5:856ac38c r4:856ac000 [ 1324.863840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.863885][ T32] r7:ddde2d80 r6:83018200 r5:856ac38c r4:84323480 [ 1324.863906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.863952][ T32] r10:61c88647 r9:83b25400 r8:843234ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.863975][ T32] r4:84323480 [ 1324.863993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.864056][ T32] r10:00000000 r9:84323480 r8:80287e08 r7:dfbc5e60 r6:84323380 r5:83b25400 [ 1324.864082][ T32] r4:00000001 [ 1324.864127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.864190][ T32] Exception stack(0xdfbd1fb0 to 0xdfbd1ff8) [ 1324.864219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.864247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.864272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.864299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.864323][ T32] r4:8477a6c0 [ 1324.864676][ T32] INFO: task kworker/1:13:3206 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.864719][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.864796][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.864840][ T32] Call trace: [ 1324.864889][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.864938][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.864961][ T32] r4:00000000 [ 1324.864980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.865018][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.865052][ T32] 5d20: abf10000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.865267][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.865297][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.865321][ T32] r5:800f0013 r4:80239bb0 [ 1324.865341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.865381][ T32] r4:82ac21e4 [ 1324.865401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.865443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.865465][ T32] r4:e0585dc0 [ 1324.865484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.865523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.865545][ T32] r4:00000000 [ 1324.865593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.865685][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.865710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.865762][ T32] r5:00001000 r4:dfb39000 [ 1324.865797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.865840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.866019][ T32] r5:8503ab8c r4:8503a800 [ 1324.866074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.866127][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.866148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.866222][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.866248][ T32] r4:84f79100 [ 1324.866267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.866313][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.866348][ T32] r4:00000001 [ 1324.866371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.866504][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.866534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.866561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.866587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.866720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.866837][ T32] r4:84f605c0 [ 1324.866925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.867165][ T32] INFO: task kworker/1:14:3209 blocked for more than 451 seconds. [ 1324.867198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.867222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.867244][ T32] task:kworker/1:14 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.867286][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.867342][ T32] Call trace: [ 1324.867372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.867418][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:844bec00 [ 1324.867440][ T32] r4:844bec00 [ 1324.867459][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.867500][ T32] r5:844bec00 r4:8291a680 [ 1324.867530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.867609][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.892108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1324.892151][ T32] r4:00000000 [ 1324.892175][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.892234][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.892308][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.892354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680900 [ 1324.892377][ T32] r4:00000000 [ 1324.892415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.892466][ T32] r9:83018205 r8:844bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.892488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.892533][ T32] r5:00001000 r4:eac21000 [ 1324.892553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.892593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.892650][ T32] r5:856ac78c r4:856ac400 [ 1324.892698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.892750][ T32] r7:ddde2d80 r6:83018200 r5:856ac78c r4:84323200 [ 1324.892772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.892838][ T32] r10:61c88647 r9:844bec00 r8:8432322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.892885][ T32] r4:84323200 [ 1324.892908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.892955][ T32] r10:00000000 r9:84323200 r8:80287e08 r7:dfbc5e60 r6:84323280 r5:844bec00 [ 1324.892986][ T32] r4:00000001 [ 1324.893008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.893053][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1324.893083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.893112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.893169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.893229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.893256][ T32] r4:8477a900 [ 1324.893688][ T32] INFO: task kworker/1:14:3209 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.893740][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.893831][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.893880][ T32] Call trace: [ 1324.893930][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.893986][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.894010][ T32] r4:00000000 [ 1324.894037][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.894078][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.894139][ T32] 5d20: ac366000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.894172][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.894224][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.894249][ T32] r5:800f0013 r4:80239bb0 [ 1324.894293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.894338][ T32] r4:82ac21e4 [ 1324.894380][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.894426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.894448][ T32] r4:e0585dc0 [ 1324.894468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.894508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.894529][ T32] r4:00000000 [ 1324.894549][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.894593][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.894614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.894654][ T32] r5:00001000 r4:dfb39000 [ 1324.894673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.894710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.894750][ T32] r5:8503ab8c r4:8503a800 [ 1324.894768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.894814][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.894845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.894906][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.894931][ T32] r4:84f79100 [ 1324.894981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.895035][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.895079][ T32] r4:00000001 [ 1324.895101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.895138][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.895164][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.895192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.895237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.895299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.895348][ T32] r4:84f605c0 [ 1324.895421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.895459][ T32] INFO: task kworker/1:15:3210 blocked for more than 451 seconds. [ 1324.895514][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.895542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.895575][ T32] task:kworker/1:15 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.895663][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.895734][ T32] Call trace: [ 1324.895769][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.895854][ T32] r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:844b8000 [ 1324.895905][ T32] r4:844b8000 [ 1324.895939][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.896007][ T32] r5:844b8000 r4:8291a680 [ 1324.896039][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.896103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.896149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1324.896171][ T32] r4:00000000 [ 1324.896209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.896247][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.896283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.896339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680b00 [ 1324.896364][ T32] r4:00000000 [ 1324.896385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.896438][ T32] r9:83018205 r8:844b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.896473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.896527][ T32] r5:00001000 r4:eb3b5000 [ 1324.896549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.896589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.896629][ T32] r5:856acf8c r4:856acc00 [ 1324.896669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.896718][ T32] r7:ddde2d80 r6:83018200 r5:856acf8c r4:84323180 [ 1324.896759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.896808][ T32] r10:61c88647 r9:844b8000 r8:843231ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.896830][ T32] r4:84323180 [ 1324.896870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.896920][ T32] r10:00000000 r9:84323180 r8:80287e08 r7:dfbc5e60 r6:84323000 r5:844b8000 [ 1324.896942][ T32] r4:00000001 [ 1324.896961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.896995][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1324.897052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.897085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.897112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.897161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.897186][ T32] r4:8477aa40 [ 1324.897450][ T32] INFO: task kworker/1:15:3210 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.897482][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.914468][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.914567][ T32] Call trace: [ 1324.914639][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.914701][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.914725][ T32] r4:00000000 [ 1324.914746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.914785][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.914814][ T32] 5d20: ac7fc000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.914843][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.914867][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.914900][ T32] r5:800f0013 r4:80239bb0 [ 1324.914966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.915013][ T32] r4:82ac21e4 [ 1324.915040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.915082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.915134][ T32] r4:e0585dc0 [ 1324.915158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.915210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.915234][ T32] r4:00000000 [ 1324.915254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.915318][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.915344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.915416][ T32] r5:00001000 r4:dfb39000 [ 1324.915440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.915481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.915521][ T32] r5:8503ab8c r4:8503a800 [ 1324.915541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.915586][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.915612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.915708][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.915751][ T32] r4:84f79100 [ 1324.915774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.915824][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.915845][ T32] r4:00000001 [ 1324.915865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.915979][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.916010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.916046][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.916072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.916161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.916220][ T32] r4:84f605c0 [ 1324.916316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.916381][ T32] INFO: task kworker/1:16:3213 blocked for more than 451 seconds. [ 1324.916426][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.916461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.916486][ T32] task:kworker/1:16 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.916555][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.916623][ T32] Call trace: [ 1324.916679][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.916729][ T32] r10:8291a684 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:844bbc00 [ 1324.916769][ T32] r4:844bbc00 [ 1324.916819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.916865][ T32] r5:844bbc00 r4:8291a680 [ 1324.916908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.916959][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.917006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1324.917035][ T32] r4:00000000 [ 1324.917054][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.917090][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.917123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.917162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680cc0 [ 1324.917183][ T32] r4:00000000 [ 1324.917214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.917260][ T32] r9:83018205 r8:844bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.917288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.917329][ T32] r5:00001000 r4:eb487000 [ 1324.917369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.917430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.917495][ T32] r5:856ad38c r4:856ad000 [ 1324.917540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.930591][ T32] r7:ddde2d80 r6:83018200 r5:856ad38c r4:84323080 [ 1324.930668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.930743][ T32] r10:61c88647 r9:844bbc00 r8:843230ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.930767][ T32] r4:84323080 [ 1324.930797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.930859][ T32] r10:00000000 r9:84323080 r8:80287e08 r7:dfbe9e60 r6:832f0e00 r5:844bbc00 [ 1324.930885][ T32] r4:00000001 [ 1324.930905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.930943][ T32] Exception stack(0xdfc01fb0 to 0xdfc01ff8) [ 1324.930989][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.931025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.931055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.931084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.931126][ T32] r4:8477ae80 [ 1324.931572][ T32] INFO: task kworker/1:16:3213 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.931604][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.931708][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.931761][ T32] Call trace: [ 1324.931818][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.931871][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.931923][ T32] r4:00000000 [ 1324.931946][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.931986][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.932015][ T32] 5d20: aca5c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.932059][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.932087][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.932110][ T32] r5:800f0013 r4:80239bb0 [ 1324.932130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.932173][ T32] r4:82ac21e4 [ 1324.932221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.932267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.932289][ T32] r4:e0585dc0 [ 1324.932309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.932349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.932371][ T32] r4:00000000 [ 1324.932390][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.932446][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.932471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.932514][ T32] r5:00001000 r4:dfb39000 [ 1324.932543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.932613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.932658][ T32] r5:8503ab8c r4:8503a800 [ 1324.932677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.932724][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.932764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.932815][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.932857][ T32] r4:84f79100 [ 1324.932879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.932926][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.932947][ T32] r4:00000001 [ 1324.932983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.933026][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.933053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.933080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.933105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.933133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.933154][ T32] r4:84f605c0 [ 1324.933176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.933212][ T32] INFO: task kworker/1:17:3214 blocked for more than 451 seconds. [ 1324.933250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.933284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.933332][ T32] task:kworker/1:17 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.933402][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.933443][ T32] Call trace: [ 1324.933472][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.933528][ T32] r10:8291a684 r9:dfc0dd84 r8:00000002 r7:60000113 r6:dfc0dd8c r5:844bc800 [ 1324.933564][ T32] r4:844bc800 [ 1324.933608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.933654][ T32] r5:844bc800 r4:8291a680 [ 1324.933675][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.933712][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.933774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1324.933818][ T32] r4:00000000 [ 1324.933839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.933873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.933930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.933995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680ec0 [ 1324.934047][ T32] r4:00000000 [ 1324.934081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.934125][ T32] r9:83018205 r8:844bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.934148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.934250][ T32] r5:00001000 r4:eb50d000 [ 1324.934286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.934341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.934395][ T32] r5:856adb8c r4:856ad800 [ 1324.934438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.934488][ T32] r7:ddde2d80 r6:83018200 r5:856adb8c r4:83d14200 [ 1324.934508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.934553][ T32] r10:61c88647 r9:844bc800 r8:83d1422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.934575][ T32] r4:83d14200 [ 1324.934623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.934672][ T32] r10:00000000 r9:83d14200 r8:80287e08 r7:dfc01e60 r6:83d14f80 r5:844bc800 [ 1324.934695][ T32] r4:00000001 [ 1324.934714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.934747][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1324.934773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.934799][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.934834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.934865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.934887][ T32] r4:8477ad40 [ 1324.935165][ T32] INFO: task kworker/1:17:3214 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.935197][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.935284][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.935349][ T32] Call trace: [ 1324.935410][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.935463][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.935501][ T32] r4:00000000 [ 1324.935522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.935570][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.935606][ T32] 5d20: aca5c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.935690][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.935722][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.935746][ T32] r5:800f0013 r4:80239bb0 [ 1324.935788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.935834][ T32] r4:82ac21e4 [ 1324.935874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.935942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.935989][ T32] r4:e0585dc0 [ 1324.936049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.936120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.936167][ T32] r4:00000000 [ 1324.936200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.936252][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.936275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.936354][ T32] r5:00001000 r4:dfb39000 [ 1324.936376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.936415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.936458][ T32] r5:8503ab8c r4:8503a800 [ 1324.936478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.936548][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.936594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.936667][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.936692][ T32] r4:84f79100 [ 1324.936711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.936767][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.936795][ T32] r4:00000001 [ 1324.936815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.936853][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.936879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.936908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.936955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.936986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.937009][ T32] r4:84f605c0 [ 1324.937033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.937058][ T32] INFO: task kworker/1:18:3215 blocked for more than 451 seconds. [ 1324.937107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.937154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.937186][ T32] task:kworker/1:18 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.937278][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.937372][ T32] Call trace: [ 1324.937477][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.937626][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:844be000 [ 1324.956640][ T32] r4:844be000 [ 1324.956707][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.956802][ T32] r5:844be000 r4:8291a680 [ 1324.956848][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.956893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.956936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1324.956958][ T32] r4:00000000 [ 1324.956996][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.957062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.957105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.957168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680dc0 [ 1324.957193][ T32] r4:00000000 [ 1324.957213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.957260][ T32] r9:83018205 r8:844be000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.957282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.957329][ T32] r5:00001000 r4:eb4c3000 [ 1324.957372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.957423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.957492][ T32] r5:856ad78c r4:856ad400 [ 1324.957525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.960502][ T32] r7:ddde2d80 r6:83018200 r5:856ad78c r4:8329a080 [ 1324.960562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.960628][ T32] r10:61c88647 r9:844be000 r8:8329a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.960652][ T32] r4:8329a080 [ 1324.960672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.960719][ T32] r10:00000000 r9:8329a080 r8:80287e08 r7:dfc0de60 r6:84174b00 r5:844be000 [ 1324.960741][ T32] r4:00000001 [ 1324.960760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960827][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1324.960867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.960897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.960973][ T32] r4:8477ad40 [ 1324.961426][ T32] INFO: task kworker/1:18:3215 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.961460][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.961555][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.961647][ T32] Call trace: [ 1324.961703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.961760][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.961804][ T32] r4:00000000 [ 1324.961827][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.961867][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.961894][ T32] 5d20: acf1c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.961922][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.961980][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.962031][ T32] r5:800f0013 r4:80239bb0 [ 1324.962066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.962111][ T32] r4:82ac21e4 [ 1324.962131][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.962219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.962293][ T32] r4:e0585dc0 [ 1324.962340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.962389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.962426][ T32] r4:00000000 [ 1324.962469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.962520][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.962543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.962585][ T32] r5:00001000 r4:dfb39000 [ 1324.962605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.962674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.962752][ T32] r5:8503ab8c r4:8503a800 [ 1324.962775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.962884][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.962908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.962956][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.962978][ T32] r4:84f79100 [ 1324.962996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.963049][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.963094][ T32] r4:00000001 [ 1324.963116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.963153][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.963178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.963205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.963230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.963258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.963293][ T32] r4:84f605c0 [ 1324.963327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.963368][ T32] INFO: task kworker/1:19:3218 blocked for more than 451 seconds. [ 1324.963403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.963449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.963473][ T32] task:kworker/1:19 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.963518][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.963584][ T32] Call trace: [ 1324.963628][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.963678][ T32] r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:844bd400 [ 1324.963700][ T32] r4:844bd400 [ 1324.963741][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.963815][ T32] r5:844bd400 r4:8291a680 [ 1324.963837][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.963876][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.963919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 [ 1324.963941][ T32] r4:00000000 [ 1324.963983][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.964031][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.964066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.964115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856800c0 [ 1324.964142][ T32] r4:00000000 [ 1324.964200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.964253][ T32] r9:83018205 r8:844bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1324.964275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964316][ T32] r5:00001000 r4:ebbe1000 [ 1324.964347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.964410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.964455][ T32] r5:856b1f8c r4:856b1c00 [ 1324.964475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.964522][ T32] r7:ddde2d80 r6:83018200 r5:856b1f8c r4:83872a00 [ 1324.964563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.964614][ T32] r10:61c88647 r9:844bd400 r8:83872a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.964637][ T32] r4:83872a00 [ 1324.964655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.964699][ T32] r10:00000000 r9:83872a00 r8:80287e08 r7:dfc0de60 r6:83872980 r5:844bd400 [ 1324.964721][ T32] r4:00000001 [ 1324.964739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.964798][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1324.964828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.964901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.964969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.965014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.965067][ T32] r4:84712100 [ 1324.965340][ T32] INFO: task kworker/1:19:3218 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.965395][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.965480][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.965551][ T32] Call trace: [ 1324.965601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.965760][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.965822][ T32] r4:00000000 [ 1324.965851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.965892][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.965930][ T32] 5d20: acf1c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.965961][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.965986][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.966039][ T32] r5:800f0013 r4:80239bb0 [ 1324.966063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.966105][ T32] r4:82ac21e4 [ 1324.966138][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.966233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.966308][ T32] r4:e0585dc0 [ 1324.966342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.966408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.966433][ T32] r4:00000000 [ 1324.966453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.966523][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.966566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.966613][ T32] r5:00001000 r4:dfb39000 [ 1324.966641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.966683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.966727][ T32] r5:8503ab8c r4:8503a800 [ 1324.966775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.966835][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.966859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.966928][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.966953][ T32] r4:84f79100 [ 1324.966972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.967033][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.967082][ T32] r4:00000001 [ 1324.967104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.967140][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.967166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.967194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.967240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.967278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.967301][ T32] r4:84f605c0 [ 1324.967322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.967365][ T32] INFO: task kworker/1:20:3220 blocked for more than 451 seconds. [ 1324.967417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.967443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.967465][ T32] task:kworker/1:20 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.967519][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.967628][ T32] Call trace: [ 1324.988271][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.988362][ T32] r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000013 r6:dfc31d8c r5:83813c00 [ 1324.988389][ T32] r4:83813c00 [ 1324.988411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.988455][ T32] r5:83813c00 r4:8291a680 [ 1324.988490][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.988565][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.988612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc31e08 [ 1324.988735][ T32] r4:00000000 [ 1324.988758][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.988836][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.988880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.988928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680fc0 [ 1324.988951][ T32] r4:00000000 [ 1324.988991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.989067][ T32] r9:83018205 r8:83813c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.989096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.989142][ T32] r5:00001000 r4:eb541000 [ 1324.989162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.989227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.989288][ T32] r5:856adf8c r4:856adc00 [ 1324.989312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.989359][ T32] r7:ddde2d80 r6:83018200 r5:856adf8c r4:830cc300 [ 1324.989409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.989487][ T32] r10:61c88647 r9:83813c00 r8:830cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.989539][ T32] r4:830cc300 [ 1324.989616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.989667][ T32] r10:00000000 r9:830cc300 r8:80287e08 r7:dfc1de60 r6:830cc280 r5:83813c00 [ 1324.989690][ T32] r4:00000001 [ 1324.989710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.989763][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1324.989811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.989843][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.989871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.989899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.989932][ T32] r4:84712300 [ 1324.990418][ T32] INFO: task kworker/1:20:3220 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.990469][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.990654][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.990733][ T32] Call trace: [ 1324.990798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.990879][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.990909][ T32] r4:00000000 [ 1324.990957][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.991000][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.991053][ T32] 5d20: ad3b0000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.991086][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.991111][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.991135][ T32] r5:800f0013 r4:80239bb0 [ 1324.991155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.991227][ T32] r4:82ac21e4 [ 1324.991250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.991299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.991376][ T32] r4:e0585dc0 [ 1324.991429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.991474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.991501][ T32] r4:00000000 [ 1324.991565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.991634][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.991680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.991843][ T32] r5:00001000 r4:dfb39000 [ 1324.991885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.991955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.992017][ T32] r5:8503ab8c r4:8503a800 [ 1324.992046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.992157][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.992181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.992228][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.992250][ T32] r4:84f79100 [ 1324.992295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.992345][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.992368][ T32] r4:00000001 [ 1324.992392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.992431][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.992456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.992484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.992510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.992578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.992661][ T32] r4:84f605c0 [ 1324.992686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.992713][ T32] INFO: task kworker/0:37:3222 blocked for more than 451 seconds. [ 1324.992747][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.992771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.992792][ T32] task:kworker/0:37 state:D stack:0 pid:3222 tgid:3222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.993011][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.993063][ T32] Call trace: [ 1324.993162][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.993252][ T32] r10:8291a684 r9:dfbf5d84 r8:00000002 r7:60000013 r6:dfbf5d8c r5:841c6000 [ 1324.993284][ T32] r4:841c6000 [ 1324.993364][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.993412][ T32] r5:841c6000 r4:8291a680 [ 1324.993444][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.993514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.993559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf5e08 [ 1324.993581][ T32] r4:00000000 [ 1324.993627][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.993748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.993839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.993970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f57f00 [ 1324.994024][ T32] r4:00000000 [ 1324.994052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.994098][ T32] r9:83018005 r8:841c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f2e5000 [ 1324.994119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.994160][ T32] r5:00001000 r4:edc39000 [ 1324.994179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.994263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.994313][ T32] r5:85ee0b8c r4:85ee0800 [ 1324.994360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.994412][ T32] r7:dddced80 r6:83018000 r5:85ee0b8c r4:84df0700 [ 1324.994432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.994477][ T32] r10:61c88647 r9:841c6000 r8:84df072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.994527][ T32] r4:84df0700 [ 1324.994549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.994609][ T32] r10:00000000 r9:84df0700 r8:80287e08 r7:dfb55e60 r6:84df0780 r5:841c6000 [ 1324.994634][ T32] r4:00000001 [ 1324.994652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.994687][ T32] Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) [ 1324.994724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.994768][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.994797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.994825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.994901][ T32] r4:84779780 [ 1324.995159][ T32] INFO: task kworker/0:37:3222 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1324.995318][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.995405][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.995452][ T32] Call trace: [ 1324.995507][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.995580][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1324.995623][ T32] r4:00000000 [ 1324.995697][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.995775][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1324.995808][ T32] 5d20: ad3b0000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1324.995837][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1324.995862][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1324.995885][ T32] r5:800f0013 r4:80239bb0 [ 1324.995905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.995945][ T32] r4:82ac21e4 [ 1324.995965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.996051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1324.996093][ T32] r4:e0585dc0 [ 1324.996154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.996272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1324.996298][ T32] r4:00000000 [ 1324.996324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.996370][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.996390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.996487][ T32] r5:00001000 r4:dfb39000 [ 1324.996510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.996577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.996624][ T32] r5:8503ab8c r4:8503a800 [ 1324.996644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.996747][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1324.996771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.996818][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.996873][ T32] r4:84f79100 [ 1324.996895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.996941][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1324.996963][ T32] r4:00000001 [ 1324.997049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997089][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1324.997114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.997141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.997166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.997193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.997216][ T32] r4:84f605c0 [ 1324.997248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.997349][ T32] INFO: task kworker/1:21:3224 blocked for more than 451 seconds. [ 1324.997380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.997433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.997494][ T32] task:kworker/1:21 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.997542][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.028116][ T32] Call trace: [ 1325.028212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.028294][ T32] r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000013 r6:dfc49d8c r5:841c0c00 [ 1325.028322][ T32] r4:841c0c00 [ 1325.028361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.028446][ T32] r5:841c0c00 r4:8291a680 [ 1325.028472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.028516][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.028576][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.028603][ T32] r4:00000000 [ 1325.028651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.028692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.028734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.028779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671580 [ 1325.028803][ T32] r4:00000000 [ 1325.028841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.028918][ T32] r9:83018205 r8:841c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1325.028945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.029078][ T32] r5:00001000 r4:ebbef000 [ 1325.029103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.029175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029230][ T32] r5:856b238c r4:856b2000 [ 1325.029252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.029303][ T32] r7:ddde2d80 r6:83018200 r5:856b238c r4:830cc100 [ 1325.029351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.029405][ T32] r10:61c88647 r9:841c0c00 r8:830cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.029454][ T32] r4:830cc100 [ 1325.029477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.029527][ T32] r10:00000000 r9:830cc100 r8:80287e08 r7:dfc1de60 r6:84df0800 r5:841c0c00 [ 1325.029550][ T32] r4:00000001 [ 1325.029582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.029624][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.029684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.029717][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.029837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.029871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.029894][ T32] r4:84712500 [ 1325.030405][ T32] INFO: task kworker/1:21:3224 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.030524][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.030722][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.030770][ T32] Call trace: [ 1325.030800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.030876][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.030903][ T32] r4:00000000 [ 1325.030977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.031040][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.031100][ T32] 5d20: ad963000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.031141][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.031170][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.031205][ T32] r5:800f0013 r4:80239bb0 [ 1325.031293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.031338][ T32] r4:82ac21e4 [ 1325.031359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.031427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.031458][ T32] r4:e0585dc0 [ 1325.031544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.031617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.031696][ T32] r4:00000000 [ 1325.031747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.031822][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.031875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.031921][ T32] r5:00001000 r4:dfb39000 [ 1325.031998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.032084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.032130][ T32] r5:8503ab8c r4:8503a800 [ 1325.032170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.032246][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.032287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.032390][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.032502][ T32] r4:84f79100 [ 1325.032524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.032598][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.032650][ T32] r4:00000001 [ 1325.032698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.032793][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.032848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.032891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.032976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.033065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.033130][ T32] r4:84f605c0 [ 1325.033181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.033295][ T32] INFO: task kworker/1:22:3226 blocked for more than 451 seconds. [ 1325.033331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.033357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.033389][ T32] task:kworker/1:22 state:D stack:0 pid:3226 tgid:3226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.033437][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.033520][ T32] Call trace: [ 1325.033584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.033661][ T32] r10:8291a684 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:841c3000 [ 1325.033686][ T32] r4:841c3000 [ 1325.033734][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.033781][ T32] r5:841c3000 r4:8291a680 [ 1325.033827][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.033869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.033910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1325.033986][ T32] r4:00000000 [ 1325.034008][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.034047][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.034081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.034124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671f80 [ 1325.034154][ T32] r4:00000000 [ 1325.034175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.034266][ T32] r9:83018205 r8:841c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1325.034293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.034335][ T32] r5:00001000 r4:ebbd3000 [ 1325.034355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.034420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.034495][ T32] r5:856b1b8c r4:856b1800 [ 1325.034525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.034588][ T32] r7:ddde2d80 r6:83018200 r5:856b1b8c r4:830cc080 [ 1325.034641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.034725][ T32] r10:61c88647 r9:841c3000 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.034782][ T32] r4:830cc080 [ 1325.034945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.035025][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:dfc49e60 r6:84df0880 r5:841c3000 [ 1325.035113][ T32] r4:00000001 [ 1325.035138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.035191][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1325.035309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.035368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.035398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.035428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.035451][ T32] r4:847126c0 [ 1325.035694][ T32] INFO: task kworker/1:22:3226 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.035733][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.035791][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.035836][ T32] Call trace: [ 1325.035901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.035982][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.036006][ T32] r4:00000000 [ 1325.036026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.036131][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.036164][ T32] 5d20: ad963000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.036249][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.036278][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.036305][ T32] r5:800f0013 r4:80239bb0 [ 1325.036325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.036412][ T32] r4:82ac21e4 [ 1325.036468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.036515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.036538][ T32] r4:e0585dc0 [ 1325.036557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.036599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.036620][ T32] r4:00000000 [ 1325.036639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.036684][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.036706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.036777][ T32] r5:00001000 r4:dfb39000 [ 1325.036845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.036889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.036931][ T32] r5:8503ab8c r4:8503a800 [ 1325.036950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.037009][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.037068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.037118][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.037140][ T32] r4:84f79100 [ 1325.037159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.037232][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.037258][ T32] r4:00000001 [ 1325.037278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.037319][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.037345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.037372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.037398][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.037425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.037447][ T32] r4:84f605c0 [ 1325.037533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.037627][ T32] INFO: task kworker/1:23:3229 blocked for more than 451 seconds. [ 1325.054448][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.054516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.054545][ T32] task:kworker/1:23 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.054620][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.054675][ T32] Call trace: [ 1325.054732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.054786][ T32] r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:844b9800 [ 1325.054811][ T32] r4:844b9800 [ 1325.054858][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.054905][ T32] r5:844b9800 r4:8291a680 [ 1325.054927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.054966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.055007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.055030][ T32] r4:00000000 [ 1325.055055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.055089][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.055127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.055167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671e80 [ 1325.055190][ T32] r4:00000000 [ 1325.055240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.055342][ T32] r9:83018205 r8:844b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1325.055369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.055413][ T32] r5:00001000 r4:ebb6d000 [ 1325.055460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.055531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.055577][ T32] r5:856b178c r4:856b1400 [ 1325.055598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.055694][ T32] r7:ddde2d80 r6:83018200 r5:856b178c r4:84744000 [ 1325.055722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.055773][ T32] r10:61c88647 r9:844b9800 r8:8474402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.055795][ T32] r4:84744000 [ 1325.055892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.055952][ T32] r10:00000000 r9:84744000 r8:80287e08 r7:dfc55e60 r6:84744080 r5:844b9800 [ 1325.055977][ T32] r4:00000001 [ 1325.056001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.056083][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1325.056119][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.056149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.056202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.056236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.056259][ T32] r4:847127c0 [ 1325.056681][ T32] INFO: task kworker/1:23:3229 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.056772][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.056959][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.057009][ T32] Call trace: [ 1325.057102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.057157][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.057181][ T32] r4:00000000 [ 1325.057231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.057291][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.057323][ T32] 5d20: ada73000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.057382][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.057424][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.057500][ T32] r5:800f0013 r4:80239bb0 [ 1325.057523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.070341][ T32] r4:82ac21e4 [ 1325.070380][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.070437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.070488][ T32] r4:e0585dc0 [ 1325.070512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.070557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.070579][ T32] r4:00000000 [ 1325.070598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.070647][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.070697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.070759][ T32] r5:00001000 r4:dfb39000 [ 1325.070808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.070853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.070896][ T32] r5:8503ab8c r4:8503a800 [ 1325.070927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.071005][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.071120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.071231][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.071265][ T32] r4:84f79100 [ 1325.071371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.071423][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.071445][ T32] r4:00000001 [ 1325.071493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.071560][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.071593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.071621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.071662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.071694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.071744][ T32] r4:84f605c0 [ 1325.071853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.071896][ T32] INFO: task kworker/1:24:3230 blocked for more than 451 seconds. [ 1325.071947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.071975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.071996][ T32] task:kworker/1:24 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.072070][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.072114][ T32] Call trace: [ 1325.072176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.072228][ T32] r10:8291a684 r9:dfc6dd84 r8:00000002 r7:60000113 r6:dfc6dd8c r5:844bb000 [ 1325.072251][ T32] r4:844bb000 [ 1325.072354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.072430][ T32] r5:844bb000 r4:8291a680 [ 1325.072453][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.072492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.072575][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc6de08 [ 1325.072600][ T32] r4:00000000 [ 1325.072705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.072773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.072825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.072868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671300 [ 1325.072890][ T32] r4:00000000 [ 1325.072908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.072952][ T32] r9:83018205 r8:844bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.072999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.073049][ T32] r5:00001000 r4:eb6e1000 [ 1325.073081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.073123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.073217][ T32] r5:856aeb8c r4:856ae800 [ 1325.073240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.073286][ T32] r7:ddde2d80 r6:83018200 r5:856aeb8c r4:84744100 [ 1325.073334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.073411][ T32] r10:61c88647 r9:844bb000 r8:8474412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.073436][ T32] r4:84744100 [ 1325.073455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.073502][ T32] r10:00000000 r9:84744100 r8:80287e08 r7:dfc3de60 r6:84744180 r5:844bb000 [ 1325.073524][ T32] r4:00000001 [ 1325.073543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.073632][ T32] Exception stack(0xdfc6dfb0 to 0xdfc6dff8) [ 1325.073661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.073746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.073829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.073860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.073881][ T32] r4:84712840 [ 1325.074318][ T32] INFO: task kworker/1:24:3230 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.074356][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.074413][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.074499][ T32] Call trace: [ 1325.074563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.074617][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.074642][ T32] r4:00000000 [ 1325.074713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.074757][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.074799][ T32] 5d20: add91000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.074856][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.074884][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.074908][ T32] r5:800f0013 r4:80239bb0 [ 1325.074929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.075002][ T32] r4:82ac21e4 [ 1325.075025][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.075072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.075095][ T32] r4:e0585dc0 [ 1325.075113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.075152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.075174][ T32] r4:00000000 [ 1325.075193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.075238][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.075279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.075341][ T32] r5:00001000 r4:dfb39000 [ 1325.075364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.075434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.075478][ T32] r5:8503ab8c r4:8503a800 [ 1325.075498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.075570][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.075595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.075682][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.075706][ T32] r4:84f79100 [ 1325.075725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.075770][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.075819][ T32] r4:00000001 [ 1325.075842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.075880][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.075906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.075933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.075970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.076001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.076022][ T32] r4:84f605c0 [ 1325.076126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.076155][ T32] INFO: task kworker/1:25:3233 blocked for more than 451 seconds. [ 1325.076181][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.076204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.076251][ T32] task:kworker/1:25 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076332][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076376][ T32] Call trace: [ 1325.076405][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.076479][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:83811800 [ 1325.076515][ T32] r4:83811800 [ 1325.076549][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.076596][ T32] r5:83811800 r4:8291a680 [ 1325.076616][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.076652][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.076719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1325.076801][ T32] r4:00000000 [ 1325.076849][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.076888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.076924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.076965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856718c0 [ 1325.076986][ T32] r4:00000000 [ 1325.077005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.077073][ T32] r9:83018205 r8:83811800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1325.077098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.077168][ T32] r5:00001000 r4:ebb55000 [ 1325.077191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.077230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.077282][ T32] r5:856b138c r4:856b1000 [ 1325.077308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.077388][ T32] r7:ddde2d80 r6:83018200 r5:856b138c r4:84744200 [ 1325.077412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.077474][ T32] r10:61c88647 r9:83811800 r8:8474422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.077498][ T32] r4:84744200 [ 1325.077614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.096188][ T32] r10:00000000 r9:84744200 r8:80287e08 r7:dfc3de60 r6:84744280 r5:83811800 [ 1325.096246][ T32] r4:00000001 [ 1325.096286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.096360][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.096418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.096449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.096475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.096521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.096598][ T32] r4:84712e00 [ 1325.096991][ T32] INFO: task kworker/1:25:3233 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.097040][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.097130][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.097179][ T32] Call trace: [ 1325.097211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.097269][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.097297][ T32] r4:00000000 [ 1325.097317][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.097357][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.097384][ T32] 5d20: adf1e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.097428][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.097457][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.097481][ T32] r5:800f0013 r4:80239bb0 [ 1325.097501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.097595][ T32] r4:82ac21e4 [ 1325.110677][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.110753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.110791][ T32] r4:e0585dc0 [ 1325.110816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.110861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.110883][ T32] r4:00000000 [ 1325.110903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.110950][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.111012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.111121][ T32] r5:00001000 r4:dfb39000 [ 1325.111178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.111233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.111279][ T32] r5:8503ab8c r4:8503a800 [ 1325.111300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.111347][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.111421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.111472][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.111505][ T32] r4:84f79100 [ 1325.111535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.111582][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.111605][ T32] r4:00000001 [ 1325.111624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.111662][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.111709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.111754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.111813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.111858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.111910][ T32] r4:84f605c0 [ 1325.111935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.112017][ T32] INFO: task kworker/1:26:3235 blocked for more than 451 seconds. [ 1325.112058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.112122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.112174][ T32] task:kworker/1:26 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.112258][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.112362][ T32] Call trace: [ 1325.112399][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.112470][ T32] r10:8291a684 r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:841fa400 [ 1325.112498][ T32] r4:841fa400 [ 1325.112518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.112561][ T32] r5:841fa400 r4:8291a680 [ 1325.112581][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.112648][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.112694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 [ 1325.112742][ T32] r4:00000000 [ 1325.112792][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.112856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.112894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.112962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671b80 [ 1325.113039][ T32] r4:00000000 [ 1325.113061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.113130][ T32] r9:83018205 r8:841fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1325.113156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.113199][ T32] r5:00001000 r4:eba6f000 [ 1325.113220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.113259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.113326][ T32] r5:856b0b8c r4:856b0800 [ 1325.113349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.113412][ T32] r7:ddde2d80 r6:83018200 r5:856b0b8c r4:84744300 [ 1325.113465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.113514][ T32] r10:61c88647 r9:841fa400 r8:8474432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.113591][ T32] r4:84744300 [ 1325.113639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.113687][ T32] r10:00000000 r9:84744300 r8:80287e08 r7:dfc79e60 r6:84744380 r5:841fa400 [ 1325.113710][ T32] r4:00000001 [ 1325.113785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.113825][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.113851][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.113879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.113906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.113934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.113956][ T32] r4:84712cc0 [ 1325.114394][ T32] INFO: task kworker/1:26:3235 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.114483][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.114545][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.114615][ T32] Call trace: [ 1325.114649][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.114699][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.114776][ T32] r4:00000000 [ 1325.114824][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.114866][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.114894][ T32] 5d20: ae359000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.114974][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.115032][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.115064][ T32] r5:800f0013 r4:80239bb0 [ 1325.115137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.115182][ T32] r4:82ac21e4 [ 1325.115202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.115254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.115280][ T32] r4:e0585dc0 [ 1325.115301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.115341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.115390][ T32] r4:00000000 [ 1325.115413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.115458][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.115479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.115525][ T32] r5:00001000 r4:dfb39000 [ 1325.115575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.115637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.115727][ T32] r5:8503ab8c r4:8503a800 [ 1325.115751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.115798][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.115820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.115867][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.115917][ T32] r4:84f79100 [ 1325.115941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.116029][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.116059][ T32] r4:00000001 [ 1325.116102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.116173][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.116202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.116262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.116357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.116393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.116421][ T32] r4:84f605c0 [ 1325.116444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.116468][ T32] INFO: task kworker/1:27:3236 blocked for more than 451 seconds. [ 1325.116499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.116524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.116600][ T32] task:kworker/1:27 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116651][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116724][ T32] Call trace: [ 1325.116758][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.116868][ T32] r10:8291a684 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:83243c00 [ 1325.116922][ T32] r4:83243c00 [ 1325.116945][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.116989][ T32] r5:83243c00 r4:8291a680 [ 1325.117096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.117139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.117182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.117216][ T32] r4:00000000 [ 1325.117248][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.117305][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.117396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.117448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671840 [ 1325.117503][ T32] r4:00000000 [ 1325.117629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.128244][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1325.128287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.128352][ T32] r5:00001000 r4:eb9db000 [ 1325.128389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.128532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.128623][ T32] r5:856aff8c r4:856afc00 [ 1325.128681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.128746][ T32] r7:ddde2d80 r6:83018200 r5:856aff8c r4:84744400 [ 1325.128771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.128820][ T32] r10:61c88647 r9:83243c00 r8:8474442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.128843][ T32] r4:84744400 [ 1325.128862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.128934][ T32] r10:00000000 r9:84744400 r8:80287e08 r7:dfc85e60 r6:84744480 r5:83243c00 [ 1325.128961][ T32] r4:00000001 [ 1325.128980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.129018][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.129055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.129083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.129109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.129137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.129159][ T32] r4:84712cc0 [ 1325.129604][ T32] INFO: task kworker/1:27:3236 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.129640][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.129768][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.129815][ T32] Call trace: [ 1325.129878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.129970][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.130023][ T32] r4:00000000 [ 1325.130053][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.130093][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.130120][ T32] 5d20: ae359000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.130149][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.130174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.130272][ T32] r5:800f0013 r4:80239bb0 [ 1325.130304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.130378][ T32] r4:82ac21e4 [ 1325.130402][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.130445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.130496][ T32] r4:e0585dc0 [ 1325.130549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.130598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.130623][ T32] r4:00000000 [ 1325.130654][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.130735][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.130759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.130804][ T32] r5:00001000 r4:dfb39000 [ 1325.130856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.130898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.130952][ T32] r5:8503ab8c r4:8503a800 [ 1325.130999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.131071][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.131096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.131167][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.131200][ T32] r4:84f79100 [ 1325.131219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.131293][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.131326][ T32] r4:00000001 [ 1325.131344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.131379][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.131404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.131431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.131456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.131510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.131535][ T32] r4:84f605c0 [ 1325.131556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.131582][ T32] INFO: task kworker/1:28:3239 blocked for more than 451 seconds. [ 1325.131613][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.131636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.131685][ T32] task:kworker/1:28 state:D stack:0 pid:3239 tgid:3239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.131762][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.131818][ T32] Call trace: [ 1325.131937][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.131987][ T32] r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:83242400 [ 1325.132011][ T32] r4:83242400 [ 1325.132030][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.132077][ T32] r5:83242400 r4:8291a680 [ 1325.132096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.132133][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.132174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1325.132196][ T32] r4:00000000 [ 1325.132215][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.132338][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.132377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.132493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671cc0 [ 1325.132518][ T32] r4:00000000 [ 1325.132538][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.132616][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1325.132640][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.132680][ T32] r5:00001000 r4:eba85000 [ 1325.132729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.132782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.132828][ T32] r5:856b0f8c r4:856b0c00 [ 1325.132848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.132892][ T32] r7:ddde2d80 r6:83018200 r5:856b0f8c r4:84744500 [ 1325.132937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.132988][ T32] r10:61c88647 r9:83242400 r8:8474452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.133038][ T32] r4:84744500 [ 1325.133061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.133109][ T32] r10:00000000 r9:84744500 r8:80287e08 r7:dfc85e60 r6:84744580 r5:83242400 [ 1325.133163][ T32] r4:00000001 [ 1325.133185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.133249][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1325.133284][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.133314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.133340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.133390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.133415][ T32] r4:84de3080 [ 1325.133632][ T32] INFO: task kworker/1:28:3239 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.133663][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.133765][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.133808][ T32] Call trace: [ 1325.133837][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.133884][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.133907][ T32] r4:00000000 [ 1325.133964][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.134012][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.134047][ T32] 5d20: ae359000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.134091][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.134119][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.134144][ T32] r5:800f0013 r4:80239bb0 [ 1325.134164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.134247][ T32] r4:82ac21e4 [ 1325.134284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.134369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.134395][ T32] r4:e0585dc0 [ 1325.134422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.134465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.134513][ T32] r4:00000000 [ 1325.134548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.134597][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.134629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.134701][ T32] r5:00001000 r4:dfb39000 [ 1325.134724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.134791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.134854][ T32] r5:8503ab8c r4:8503a800 [ 1325.134875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.134949][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.134980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.135028][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.135067][ T32] r4:84f79100 [ 1325.135095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.135180][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.135230][ T32] r4:00000001 [ 1325.135252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.135293][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.135334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.135366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.135411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.135442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.135464][ T32] r4:84f605c0 [ 1325.135485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.135508][ T32] INFO: task kworker/1:29:3240 blocked for more than 451 seconds. [ 1325.135561][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.135587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.135610][ T32] task:kworker/1:29 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.135730][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.135778][ T32] Call trace: [ 1325.135848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.135920][ T32] r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:840a6000 [ 1325.135947][ T32] r4:840a6000 [ 1325.135967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.136054][ T32] r5:840a6000 r4:8291a680 [ 1325.136079][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.136132][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.136180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.136284][ T32] r4:00000000 [ 1325.136312][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.136397][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.136436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.136477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671a40 [ 1325.136498][ T32] r4:00000000 [ 1325.136518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.136560][ T32] r9:83018205 r8:840a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1325.136581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.136622][ T32] r5:00001000 r4:eba27000 [ 1325.136641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.136679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.136719][ T32] r5:856b078c r4:856b0400 [ 1325.136738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.136795][ T32] r7:ddde2d80 r6:83018200 r5:856b078c r4:84744600 [ 1325.136818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.136865][ T32] r10:61c88647 r9:840a6000 r8:8474462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.136912][ T32] r4:84744600 [ 1325.136934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.136983][ T32] r10:00000000 r9:84744600 r8:80287e08 r7:dfc85e60 r6:84df0900 r5:840a6000 [ 1325.137004][ T32] r4:00000001 [ 1325.137050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.137090][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.137116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.137145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.137172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.137200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.137222][ T32] r4:84de3080 [ 1325.137433][ T32] INFO: task kworker/1:29:3240 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.137463][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.137518][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.137610][ T32] Call trace: [ 1325.169953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.170101][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.170139][ T32] r4:00000000 [ 1325.170162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.170249][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.170286][ T32] 5d20: ae9e3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.170315][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.170367][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.170394][ T32] r5:800f0013 r4:80239bb0 [ 1325.170518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.170609][ T32] r4:82ac21e4 [ 1325.170633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.170688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.170714][ T32] r4:e0585dc0 [ 1325.170859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.170905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.170946][ T32] r4:00000000 [ 1325.170973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.171021][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.171079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.171158][ T32] r5:00001000 r4:dfb39000 [ 1325.171181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.171223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.171265][ T32] r5:8503ab8c r4:8503a800 [ 1325.171285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.171331][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.171351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1325.171535][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 16 printk messages dropped ** [ 1325.172096][ T32] r10:8291a684 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:840a5400 ** 10 printk messages dropped ** [ 1325.172539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671900 ** 7 printk messages dropped ** [ 1325.172836][ T32] r5:856b038c r4:856b0000 ** 2 printk messages dropped ** [ 1325.173029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.173443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.174177][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.174268][ T32] Call trace: [ 1325.174300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.174351][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.174407][ T32] r4:00000000 [ 1325.174431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.174481][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.174537][ T32] 5d20: ae9e3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.174571][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.174597][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.174620][ T32] r5:800f0013 r4:80239bb0 [ 1325.174757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.174826][ T32] r4:82ac21e4 [ 1325.174848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.174920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.174948][ T32] r4:e0585dc0 [ 1325.174984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.175027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.175110][ T32] r4:00000000 [ 1325.175190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.175286][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.175341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.175398][ T32] r5:00001000 r4:dfb39000 [ 1325.175419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.175458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.175538][ T32] r5:8503ab8c r4:8503a800 [ 1325.175562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.175615][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.175668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.175750][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.175819][ T32] r4:84f79100 [ 1325.175852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.175904][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.175927][ T32] r4:00000001 [ 1325.175947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.175993][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1325.176180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.176609][ T32] r4:840a1800 ** 4 printk messages dropped ** [ 1325.176770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 ** 7 printk messages dropped ** [ 1325.177098][ T32] r9:83018205 r8:840a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1325.177366][ T32] r5:856aef8c r4:856aec00 [ 1325.177415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.192679][ T32] r10:61c88647 r9:840a1800 r8:847447ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.193473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.194509][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.195149][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1325.195405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1325.195988][ T32] r5:00001000 r4:dfb39000 [ 1325.196014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.196063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196106][ T32] r5:8503ab8c r4:8503a800 [ 1325.196231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.196283][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.196310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.196357][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.196379][ T32] r4:84f79100 [ 1325.196456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.196573][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.196695][ T32] r4:00000001 [ 1325.196761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.196803][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.196829][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.196857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.196915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.196986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.197010][ T32] r4:84f605c0 [ 1325.197031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.197076][ T32] INFO: task kworker/1:32:3246 blocked for more than 451 seconds. [ 1325.197110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.197134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.197154][ T32] task:kworker/1:32 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.197270][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.197392][ T32] Call trace: [ 1325.197445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.197525][ T32] r10:8291a684 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:840a3000 [ 1325.214238][ T32] r4:840a3000 [ 1325.214335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.214468][ T32] r5:840a3000 r4:8291a680 [ 1325.214496][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.214539][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.214607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1325.214639][ T32] r4:00000000 [ 1325.214688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.214726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.214765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.214818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671540 [ 1325.214844][ T32] r4:00000000 [ 1325.214882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.214939][ T32] r9:83018205 r8:840a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1325.214962][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.215007][ T32] r5:00001000 r4:eb95d000 [ 1325.215042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.215086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.215129][ T32] r5:856af38c r4:856af000 [ 1325.215166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.215216][ T32] r7:ddde2d80 r6:83018200 r5:856af38c r4:84744800 [ 1325.215238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.215284][ T32] r10:61c88647 r9:840a3000 r8:8474482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.215363][ T32] r4:84744800 [ 1325.215415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.215464][ T32] r10:00000000 r9:84744800 r8:80287e08 r7:dfcd5e60 r6:84df0a80 r5:840a3000 [ 1325.215487][ T32] r4:00000001 [ 1325.215534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.215581][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1325.215611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.215640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.215666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.215721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.215775][ T32] r4:84de32c0 [ 1325.216233][ T32] INFO: task kworker/1:32:3246 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.216267][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.216339][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.216444][ T32] Call trace: [ 1325.216504][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.216567][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.216619][ T32] r4:00000000 [ 1325.216641][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.216683][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.216712][ T32] 5d20: aed77000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.216741][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.216767][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.216818][ T32] r5:800f0013 r4:80239bb0 [ 1325.216843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.216884][ T32] r4:82ac21e4 [ 1325.216931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.216989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.217015][ T32] r4:e0585dc0 [ 1325.217039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.217081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 3 printk messages dropped ** [ 1325.217282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.231243][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1325.231523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.231908][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.232185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.232612][ T32] r9:83018205 r8:844c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 4 printk messages dropped ** [ 1325.232831][ T32] r5:856afb8c r4:856af800 ** 3 printk messages dropped ** [ 1325.233013][ T32] r10:61c88647 r9:844c8000 r8:847448ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.233367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.234170][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.234532][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1325.234713][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.234877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1325.235348][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 1 printk messages dropped ** [ 1325.235418][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.235440][ T32] r4:84f79100 [ 1325.235486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.235536][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.235558][ T32] r4:00000001 [ 1325.235578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.235639][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.235669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.235698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.235724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.235752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.235804][ T32] r4:84f605c0 [ 1325.235829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.235908][ T32] INFO: task kworker/1:34:3249 blocked for more than 451 seconds. [ 1325.235966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.235994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.236038][ T32] task:kworker/1:34 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.236094][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.236136][ T32] Call trace: [ 1325.236165][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.236211][ T32] r10:8291a684 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:844cd400 [ 1325.236292][ T32] r4:844cd400 [ 1325.236318][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.236361][ T32] r5:844cd400 r4:8291a680 [ 1325.236446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.236488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.236530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1325.236552][ T32] r4:00000000 [ 1325.236596][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.236688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.236726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.236799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671640 [ 1325.236905][ T32] r4:00000000 [ 1325.236928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.236972][ T32] r9:83018205 r8:844cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1325.237023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.237100][ T32] r5:00001000 r4:eb96f000 [ 1325.237123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.237163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.237204][ T32] r5:856af78c r4:856af400 [ 1325.237224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.237297][ T32] r7:ddde2d80 r6:83018200 r5:856af78c r4:84744980 [ 1325.237351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.237400][ T32] r10:61c88647 r9:844cd400 r8:847449ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.237441][ T32] r4:84744980 [ 1325.237491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.237587][ T32] r10:00000000 r9:84744980 r8:80287e08 r7:dfcd5e60 r6:84744a00 r5:844cd400 [ 1325.257296][ T32] r4:00000001 [ 1325.257343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.257409][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) [ 1325.257441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.257490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.257905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.257972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.257997][ T32] r4:84de3540 [ 1325.258496][ T32] INFO: task kworker/1:34:3249 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.258597][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.258675][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.258790][ T32] Call trace: [ 1325.258849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.258908][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.258961][ T32] r4:00000000 [ 1325.258987][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.259049][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.259082][ T32] 5d20: af1ee000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.259111][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.259135][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.259168][ T32] r5:800f0013 r4:80239bb0 [ 1325.259221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.259331][ T32] r4:82ac21e4 [ 1325.259357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.259402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.259454][ T32] r4:e0585dc0 [ 1325.259478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.259520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.259541][ T32] r4:00000000 [ 1325.259560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.259606][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.259628][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.259755][ T32] r5:00001000 r4:dfb39000 [ 1325.259780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.259839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.259911][ T32] r5:8503ab8c r4:8503a800 [ 1325.259935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.260010][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.260041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.260093][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.260134][ T32] r4:84f79100 [ 1325.260156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.260204][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.260226][ T32] r4:00000001 [ 1325.260244][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.260278][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.260332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.260365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.260458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.260504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.260530][ T32] r4:84f605c0 [ 1325.260551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.260590][ T32] INFO: task kworker/1:35:3252 blocked for more than 451 seconds. [ 1325.260627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.260651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.260700][ T32] task:kworker/1:35 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.260793][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.260846][ T32] Call trace: [ 1325.260876][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.260963][ T32] r10:8291a684 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:844cbc00 [ 1325.260991][ T32] r4:844cbc00 [ 1325.261012][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.261129][ T32] r5:844cbc00 r4:8291a680 ** 1 printk messages dropped ** [ 1325.261317][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.261593][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.262142][ T32] r5:856b2b8c r4:856b2800 [ 1325.262172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.262290][ T32] r7:ddde2d80 r6:83018200 r5:856b2b8c r4:84744a80 [ 1325.262325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.262373][ T32] r10:61c88647 r9:844cbc00 r8:84744aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.262396][ T32] r4:84744a80 [ 1325.262414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.262485][ T32] r10:00000000 r9:84744a80 r8:80287e08 r7:dfcd5e60 r6:84744b00 r5:844cbc00 [ 1325.262511][ T32] r4:00000001 [ 1325.262557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.262596][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.262675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.262706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.262734][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.262794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.262820][ T32] r4:84de3800 [ 1325.263108][ T32] INFO: task kworker/1:35:3252 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.263166][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.263226][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.263269][ T32] Call trace: [ 1325.263310][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.263439][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.263466][ T32] r4:00000000 [ 1325.263485][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.263525][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.263552][ T32] 5d20: af1ee000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.263591][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.263649][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.263677][ T32] r5:800f0013 r4:80239bb0 [ 1325.263697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1325.264072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1325.264727][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1325.264833][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.265019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.265405][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.265524][ T32] r4:844c9800 ** 5 printk messages dropped ** [ 1325.265769][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.265948][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.266179][ T32] r5:00001000 r4:ebc1f000 ** 2 printk messages dropped ** [ 1325.266401][ T32] r5:856b2f8c r4:856b2c00 ** 1 printk messages dropped ** [ 1325.266467][ T32] r7:ddde2d80 r6:83018200 r5:856b2f8c r4:84744b80 ** 4 printk messages dropped ** [ 1325.266722][ T32] r10:00000000 r9:84744b80 r8:80287e08 r7:dfcd9e60 r6:84744c00 r5:844c9800 ** 9 printk messages dropped ** [ 1325.267326][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1325.300393][ T32] r4:e0585dc0 [ 1325.300414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.300457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.300508][ T32] r4:00000000 [ 1325.300566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.300646][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.300727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.300778][ T32] r5:00001000 r4:dfb39000 [ 1325.300800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.300841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.300884][ T32] r5:8503ab8c r4:8503a800 [ 1325.300914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.300990][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.301048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.301102][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.301132][ T32] r4:84f79100 [ 1325.301180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.301232][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.301259][ T32] r4:00000001 [ 1325.301306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.301353][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.301381][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.301409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.301453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.301487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.301536][ T32] r4:84f605c0 [ 1325.301567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.301609][ T32] INFO: task kworker/0:38:3256 blocked for more than 451 seconds. [ 1325.301645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.301671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.301695][ T32] task:kworker/0:38 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.301755][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.301832][ T32] Call trace: [ 1325.301866][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.301943][ T32] r10:8291a684 r9:dfd25d84 r8:00000002 r7:60000113 r6:dfd25d8c r5:844ca400 [ 1325.301971][ T32] r4:844ca400 [ 1325.301992][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.302041][ T32] r5:844ca400 r4:8291a680 [ 1325.302060][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.302098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.302138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 [ 1325.302160][ T32] r4:00000000 [ 1325.302178][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.302254][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.302401][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.302449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f72100 [ 1325.302472][ T32] r4:00000000 [ 1325.302492][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.302535][ T32] r9:83018005 r8:844ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f307000 [ 1325.302556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.302636][ T32] r5:00001000 r4:edc51000 [ 1325.302660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.302700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.302742][ T32] r5:85ee178c r4:85ee1400 [ 1325.302761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.303057][ T32] r10:00000000 r9:84df0b00 r8:80287e08 r7:dfb55e60 r6:84744d00 r5:844ca400 ** 9 printk messages dropped ** [ 1325.303879][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.304460][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.304602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1325.304929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1325.305493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.306014][ T32] r10:8291a684 r9:dfd01d84 r8:00000002 r7:60000013 r6:dfd01d8c r5:840a0000 ** 8 printk messages dropped ** [ 1325.306342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.306687][ T32] r5:00001000 r4:ecc2b000 ** 2 printk messages dropped ** [ 1325.306819][ T32] r5:85ee2f8c r4:85ee2c00 ** 3 printk messages dropped ** [ 1325.307055][ T32] r10:61c88647 r9:840a0000 r8:84df0bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.307333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.322508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1325.322794][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1325.323187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 2 printk messages dropped ** [ 1325.323344][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.323366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.323457][ T32] r5:00001000 r4:dfb39000 [ 1325.323480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.323521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.323564][ T32] r5:8503ab8c r4:8503a800 [ 1325.323595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.323646][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.323709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.323761][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.323784][ T32] r4:84f79100 [ 1325.323803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.323849][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.323871][ T32] r4:00000001 [ 1325.323890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.323951][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.323982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.324034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.324064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.324105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.324131][ T32] r4:84f605c0 [ 1325.324153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.324207][ T32] INFO: task kworker/0:40:3259 blocked for more than 451 seconds. [ 1325.324244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.324268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.324289][ T32] task:kworker/0:40 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324365][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324464][ T32] Call trace: [ 1325.324506][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.324580][ T32] r10:8291a684 r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:840a2400 [ 1325.324606][ T32] r4:840a2400 [ 1325.324639][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.324712][ T32] r5:840a2400 r4:8291a680 [ 1325.324743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.324782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.324877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1325.324910][ T32] r4:00000000 [ 1325.324985][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.325028][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.325063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.325137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f723c0 [ 1325.325189][ T32] r4:00000000 [ 1325.325212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.325294][ T32] r9:83018005 r8:840a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f30b000 [ 1325.325319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325363][ T32] r5:00001000 r4:edc61000 [ 1325.325410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.325478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325550][ T32] r5:85ee1f8c r4:85ee1c00 [ 1325.325626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.325717][ T32] r7:dddced80 r6:83018000 r5:85ee1f8c r4:84df0c80 [ 1325.325767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.325816][ T32] r10:61c88647 r9:840a2400 r8:84df0cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.325839][ T32] r4:84df0c80 [ 1325.325858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.325901][ T32] r10:00000000 r9:84df0c80 r8:80287e08 r7:dfd01e60 r6:84df0d00 r5:840a2400 [ 1325.325952][ T32] r4:00000001 [ 1325.325975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.326016][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) ** 3 printk messages dropped ** [ 1325.326292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.327080][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1325.327355][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1325.346973][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 8 printk messages dropped ** [ 1325.347423][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.348239][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1325.348438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.348713][ T32] task:kworker/0:41 state:D stack:0 pid:3262 tgid:3262 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.349219][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.349460][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.349715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.349756][ T32] r5:00001000 r4:ec6ef000 [ 1325.349776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.349814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.349855][ T32] r5:85ee278c r4:85ee2400 [ 1325.349901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.349950][ T32] r7:dddced80 r6:83018000 r5:85ee278c r4:84df0d80 [ 1325.350010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.350087][ T32] r10:61c88647 r9:840a3c00 r8:84df0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.350166][ T32] r4:84df0d80 [ 1325.350219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.350349][ T32] r10:00000000 r9:84df0d80 r8:80287e08 r7:dfd01e60 r6:84df0e00 r5:840a3c00 [ 1325.350376][ T32] r4:00000001 [ 1325.350407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.350446][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1325.350485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.350516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.350554][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.350593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.350616][ T32] r4:84c02d80 [ 1325.351455][ T32] INFO: task kworker/0:41:3262 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.351718][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.351782][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.351975][ T32] Call trace: [ 1325.352011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.352099][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.352213][ T32] r4:00000000 [ 1325.352325][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.352375][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.352403][ T32] 5d20: afba5000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.352445][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.352475][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.352500][ T32] r5:800f0013 r4:80239bb0 [ 1325.352520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.352561][ T32] r4:82ac21e4 [ 1325.352581][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.352622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.352644][ T32] r4:e0585dc0 [ 1325.352675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.352720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 4 printk messages dropped ** [ 1325.352875][ T32] r5:00001000 r4:dfb39000 ** 4 printk messages dropped ** [ 1325.353096][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1325.353267][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1325.353505][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1325.353759][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.353981][ T32] r4:844cb000 ** 4 printk messages dropped ** [ 1325.354176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 ** 12 printk messages dropped ** [ 1325.354757][ T32] r5:856b338c r4:856b3000 [ 1325.354780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.354980][ T32] r10:61c88647 r9:844cb000 r8:84744dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.355004][ T32] r4:84744d80 [ 1325.355023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.355067][ T32] r10:00000000 r9:84744d80 r8:80287e08 r7:dfcd9e60 r6:84744e00 r5:844cb000 [ 1325.355129][ T32] r4:00000001 [ 1325.355164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.355202][ T32] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 1325.355241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.355291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.355321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.355350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.355373][ T32] r4:84de3a40 [ 1325.355643][ T32] INFO: task kworker/1:37:3264 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.355672][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.355765][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.355842][ T32] Call trace: [ 1325.355873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.355921][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.355981][ T32] r4:00000000 [ 1325.356006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.356046][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.356074][ T32] 5d20: afba5000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.356129][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.356159][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.356183][ T32] r5:800f0013 r4:80239bb0 [ 1325.356202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.356320][ T32] r4:82ac21e4 [ 1325.356343][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.356386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.356408][ T32] r4:e0585dc0 [ 1325.356428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.356468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.356490][ T32] r4:00000000 [ 1325.356508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.356607][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.356670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.356746][ T32] r5:00001000 r4:dfb39000 [ 1325.356767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.356818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356864][ T32] r5:8503ab8c r4:8503a800 [ 1325.356884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.356930][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.356978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.357027][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.357353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1325.382701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.382989][ T32] r4:00000000 [ 1325.383010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.383057][ T32] r9:83018205 r8:840ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1325.383079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.383121][ T32] r5:00001000 r4:dff9b000 [ 1325.383154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.383198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.383242][ T32] r5:856b378c r4:856b3400 [ 1325.383290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.383368][ T32] r7:ddde2d80 r6:83018200 r5:856b378c r4:84744e80 [ 1325.383394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.383443][ T32] r10:61c88647 r9:840ab000 r8:84744eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.383466][ T32] r4:84744e80 [ 1325.383629][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.383688][ T32] r10:00000000 r9:84744e80 r8:80287e08 r7:df9a9e60 r6:84744f00 r5:840ab000 [ 1325.383711][ T32] r4:00000001 [ 1325.383730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.383768][ T32] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1325.383795][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.383823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.383849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.383877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.383898][ T32] r4:847f2100 [ 1325.384402][ T32] INFO: task kworker/1:38:3266 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.384516][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.384608][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.384685][ T32] Call trace: [ 1325.384745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.384865][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.384891][ T32] r4:00000000 [ 1325.384971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.385015][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.385074][ T32] 5d20: afe43000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.385107][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.385322][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.385356][ T32] r5:800f0013 r4:80239bb0 [ 1325.385542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.385590][ T32] r4:82ac21e4 [ 1325.385611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.385653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.385676][ T32] r4:e0585dc0 [ 1325.385694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.385735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.385827][ T32] r4:00000000 [ 1325.385851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.385898][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.385975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.386023][ T32] r5:00001000 r4:dfb39000 [ 1325.386044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.386084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.386211][ T32] r5:8503ab8c r4:8503a800 [ 1325.386236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.386498][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.386613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.386664][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.386687][ T32] r4:84f79100 [ 1325.386706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.386974][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.387001][ T32] r4:00000001 [ 1325.387020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.387058][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.387083][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.387309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1325.406302][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.406620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.407201][ T32] r10:61c88647 r9:840aec00 r8:84744fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1325.413141][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.413859][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.414046][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.414631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1325.415040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1325.415611][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.415761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.415799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c800 [ 1325.415821][ T32] r4:00000000 [ 1325.415841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.415897][ T32] r9:83018205 r8:840a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.415921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.415988][ T32] r5:00001000 r4:ead21000 [ 1325.416009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.416048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.416103][ T32] r5:856b3f8c r4:856b3c00 [ 1325.416132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.416179][ T32] r7:ddde2d80 r6:83018200 r5:856b3f8c r4:84c3e000 [ 1325.416200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.416245][ T32] r10:61c88647 r9:840a9800 r8:84c3e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.416266][ T32] r4:84c3e000 [ 1325.416284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.416328][ T32] r10:00000000 r9:84c3e000 r8:80287e08 r7:dfa09e60 r6:84c3e080 r5:840a9800 [ 1325.416350][ T32] r4:00000001 [ 1325.416383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.416421][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1325.416448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.416477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.416505][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.416533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.416555][ T32] r4:847f2580 [ 1325.416867][ T32] INFO: task kworker/1:40:3273 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.416902][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.416990][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.417034][ T32] Call trace: [ 1325.417076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.417131][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.417208][ T32] r4:00000000 [ 1325.417236][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.417277][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.417304][ T32] 5d20: b025f000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.417332][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.417385][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.417413][ T32] r5:800f0013 r4:80239bb0 [ 1325.417433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.417497][ T32] r4:82ac21e4 [ 1325.417520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.417562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.417646][ T32] r4:e0585dc0 [ 1325.436441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.436532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 7 printk messages dropped ** [ 1325.436840][ T32] r5:8503ab8c r4:8503a800 [ 1325.436866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.436914][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.436936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.437006][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.437028][ T32] r4:84f79100 [ 1325.437048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.437174][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.437201][ T32] r4:00000001 [ 1325.437284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.437371][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.437454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.437490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.437518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.437548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.437635][ T32] r4:84f605c0 [ 1325.440129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.440219][ T32] INFO: task kworker/1:41:3276 blocked for more than 451 seconds. [ 1325.440288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.440318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.440422][ T32] task:kworker/1:41 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.440516][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.440575][ T32] Call trace: [ 1325.440608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.440716][ T32] r10:8291a684 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:840abc00 [ 1325.440745][ T32] r4:840abc00 [ 1325.440765][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.440807][ T32] r5:840abc00 r4:8291a680 [ 1325.440826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.440863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.440904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1325.440927][ T32] r4:00000000 [ 1325.440975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.441015][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.441429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.441498][ T32] r5:856b478c r4:856b4400 ** 3 printk messages dropped ** [ 1325.441667][ T32] r10:61c88647 r9:840abc00 r8:84c3e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1325.442630][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1325.443543][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 8 printk messages dropped ** [ 1325.444052][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.444400][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1325.444553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.445167][ T32] r4:840ae000 ** 4 printk messages dropped ** [ 1325.445405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 ** 2 printk messages dropped ** [ 1325.445480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.445512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.445552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c900 [ 1325.445609][ T32] r4:00000000 [ 1325.445632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.445676][ T32] r9:83018205 r8:840ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1325.445696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.445736][ T32] r5:00001000 r4:eaedd000 [ 1325.445900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.446009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.446071][ T32] r5:856b438c r4:856b4000 [ 1325.446091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.446136][ T32] r7:ddde2d80 r6:83018200 r5:856b438c r4:84c3e200 [ 1325.446174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.446262][ T32] r10:61c88647 r9:840ae000 r8:84c3e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.446299][ T32] r4:84c3e200 [ 1325.446322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.446413][ T32] r10:00000000 r9:84c3e200 r8:80287e08 r7:df9f1e60 r6:84c3e280 r5:840ae000 [ 1325.446440][ T32] r4:00000001 [ 1325.446459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.446494][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1325.446519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.446547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.446573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.446602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.446972][ T32] r4:847f2880 [ 1325.447287][ T32] INFO: task kworker/1:42:3277 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.447348][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.447463][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.447510][ T32] Call trace: [ 1325.447626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.466563][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.466624][ T32] r4:00000000 [ 1325.466667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.466733][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.466766][ T32] 5d20: b07d4000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.466796][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.466848][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.466876][ T32] r5:800f0013 r4:80239bb0 [ 1325.466897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.467013][ T32] r4:82ac21e4 [ 1325.467117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.467165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.467193][ T32] r4:e0585dc0 [ 1325.467249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.467324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.467349][ T32] r4:00000000 [ 1325.467369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.467429][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.467455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.467500][ T32] r5:00001000 r4:dfb39000 [ 1325.467548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.473609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.473772][ T32] r5:8503ab8c r4:8503a800 [ 1325.473798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.473849][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.473889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.473942][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.473965][ T32] r4:84f79100 [ 1325.474033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.474091][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.474114][ T32] r4:00000001 [ 1325.474209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.474296][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.474357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.474414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.474535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.474842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.474869][ T32] r4:84f605c0 [ 1325.474947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.474981][ T32] INFO: task kworker/1:43:3280 blocked for more than 451 seconds. [ 1325.475185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.475215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.475399][ T32] task:kworker/1:43 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.475468][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.475514][ T32] Call trace: [ 1325.475833][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.475924][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:844cc800 [ 1325.475950][ T32] r4:844cc800 [ 1325.475971][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.476015][ T32] r5:844cc800 r4:8291a680 [ 1325.476042][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.476083][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.476124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1325.476145][ T32] r4:00000000 [ 1325.476192][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.476230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1325.476442][ T32] r9:83018205 r8:844cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1325.476469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.476512][ T32] r5:00001000 r4:eb025000 [ 1325.476636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.476679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476720][ T32] r5:856b4b8c r4:856b4800 [ 1325.476740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.476784][ T32] r7:ddde2d80 r6:83018200 r5:856b4b8c r4:84c3e300 [ 1325.476804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.476849][ T32] r10:61c88647 r9:844cc800 r8:84c3e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.476871][ T32] r4:84c3e300 [ 1325.476889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.476958][ T32] r10:00000000 r9:84c3e300 r8:80287e08 r7:df9f1e60 r6:84c3e380 r5:844cc800 [ 1325.476983][ T32] r4:00000001 [ 1325.477002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.477079][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1325.477109][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.477137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.477257][ T32] r4:847f2980 [ 1325.491253][ T32] INFO: task kworker/1:43:3280 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.491372][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.491689][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.491792][ T32] Call trace: [ 1325.491921][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.492001][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.492034][ T32] r4:00000000 [ 1325.492057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.492122][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.492156][ T32] 5d20: b0c6c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.492344][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.492375][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.492400][ T32] r5:800f0013 r4:80239bb0 [ 1325.492420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.492464][ T32] r4:82ac21e4 [ 1325.492484][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.492526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1325.492608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1325.492876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.493413][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1325.493636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.493686][ T32] r4:84f605c0 [ 1325.493711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.493742][ T32] INFO: task kworker/1:44:3281 blocked for more than 452 seconds. [ 1325.493796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.493909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.493940][ T32] task:kworker/1:44 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.493995][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.494044][ T32] Call trace: [ 1325.494076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.494123][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:844c8c00 [ 1325.494146][ T32] r4:844c8c00 [ 1325.494166][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.494259][ T32] r5:844c8c00 r4:8291a680 [ 1325.494341][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.494386][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.494455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1325.494481][ T32] r4:00000000 [ 1325.494562][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.494600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.494663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.494709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cbc0 [ 1325.494878][ T32] r4:00000000 [ 1325.494902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.494947][ T32] r9:83018205 r8:844c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1325.494969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.495010][ T32] r5:00001000 r4:eb0ab000 [ 1325.495068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.495113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.495156][ T32] r5:856b4f8c r4:856b4c00 [ 1325.495176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.495221][ T32] r7:ddde2d80 r6:83018200 r5:856b4f8c r4:84c3e400 [ 1325.495242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.495288][ T32] r10:61c88647 r9:844c8c00 r8:84c3e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.495310][ T32] r4:84c3e400 [ 1325.495328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.495371][ T32] r10:00000000 r9:84c3e400 r8:80287e08 r7:dfa69e60 r6:84c3e480 r5:844c8c00 [ 1325.495393][ T32] r4:00000001 [ 1325.495411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.495444][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1325.495470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.495497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.495523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.495553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.495574][ T32] r4:847f2b00 [ 1325.495989][ T32] INFO: task kworker/1:44:3281 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.496025][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.496087][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.496190][ T32] Call trace: [ 1325.496222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.496275][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.496400][ T32] r4:00000000 [ 1325.496423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.496463][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.496491][ T32] 5d20: b0c6c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.496519][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.496718][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.496747][ T32] r5:800f0013 r4:80239bb0 [ 1325.496768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.496912][ T32] r4:82ac21e4 [ 1325.496967][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.497019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.497050][ T32] r4:e0585dc0 [ 1325.497086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.497161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.497188][ T32] r4:00000000 [ 1325.497210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.497285][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1325.518473][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1325.518863][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1325.519284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.520131][ T32] r4:844b0000 ** 3 printk messages dropped ** [ 1325.520390][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.520443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1325.520465][ T32] r4:00000000 [ 1325.520493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.520526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.520590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.520637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567ccc0 [ 1325.520792][ T32] r4:00000000 [ 1325.520823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.521155][ T32] r9:83018205 r8:844b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1325.521198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.521273][ T32] r5:00001000 r4:eb15f000 [ 1325.521305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.521365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.521428][ T32] r5:856b538c r4:856b5000 [ 1325.521491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.521548][ T32] r7:ddde2d80 r6:83018200 r5:856b538c r4:84c3e500 [ 1325.521569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.521615][ T32] r10:61c88647 r9:844b0000 r8:84c3e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.521694][ T32] r4:84c3e500 [ 1325.521910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.521961][ T32] r10:00000000 r9:84c3e500 r8:80287e08 r7:dfa81e60 r6:84c3e580 r5:844b0000 [ 1325.521984][ T32] r4:00000001 [ 1325.522003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.522125][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1325.522221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.522292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.522427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.522460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.522482][ T32] r4:847f2c80 [ 1325.522934][ T32] INFO: task kworker/1:45:3284 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.522966][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.523024][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.523118][ T32] Call trace: [ 1325.523154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.523207][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.523231][ T32] r4:00000000 [ 1325.523250][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.523349][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.523470][ T32] 5d20: b0f98000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.523576][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.523680][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.523708][ T32] r5:800f0013 r4:80239bb0 [ 1325.523728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.523771][ T32] r4:82ac21e4 [ 1325.523810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.523856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.523986][ T32] r4:e0585dc0 [ 1325.524009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.524058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 6 printk messages dropped ** [ 1325.524565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.525059][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1325.525291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1325.525873][ T32] r5:844b0c00 r4:8291a680 ** 8 printk messages dropped ** [ 1325.526502][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.527126][ T32] r5:856b578c r4:856b5400 [ 1325.527182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.527492][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1325.555988][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.556281][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.556350][ T32] Call trace: [ 1325.556383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.556439][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.556463][ T32] r4:00000000 [ 1325.556484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.556582][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.556614][ T32] 5d20: b1289000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.556700][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.556730][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.556814][ T32] r5:800f0013 r4:80239bb0 [ 1325.556837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.556882][ T32] r4:82ac21e4 [ 1325.556902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.557117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.557232][ T32] r4:e0585dc0 [ 1325.557256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.557299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.557321][ T32] r4:00000000 [ 1325.557442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.557624][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.560686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.560764][ T32] r5:00001000 r4:dfb39000 [ 1325.560905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.560952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.561014][ T32] r5:8503ab8c r4:8503a800 [ 1325.561044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.561137][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.561163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.561255][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.561284][ T32] r4:84f79100 [ 1325.561379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.561435][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.561556][ T32] r4:00000001 [ 1325.561669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.561712][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.561786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.561819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.561903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.562022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.562056][ T32] r4:84f605c0 [ 1325.562138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.562225][ T32] INFO: task kworker/1:47:3288 blocked for more than 452 seconds. [ 1325.562344][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.562375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.562400][ T32] task:kworker/1:47 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.562967][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1325.563417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.563764][ T32] r5:856b5b8c r4:856b5800 [ 1325.563784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.563894][ T32] r10:61c88647 r9:844b1800 r8:84c3e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.564230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.564264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.564291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.564345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.564459][ T32] r4:84e0c1c0 [ 1325.564882][ T32] INFO: task kworker/1:47:3288 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.564913][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.565003][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.565079][ T32] Call trace: [ 1325.565491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.565590][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.565654][ T32] r4:00000000 [ 1325.565695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.565789][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.565877][ T32] 5d20: b1289000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.565920][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.565946][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.566275][ T32] r5:800f0013 r4:80239bb0 [ 1325.566328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.566379][ T32] r4:82ac21e4 [ 1325.566505][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.566559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.566583][ T32] r4:e0585dc0 [ 1325.566628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.566737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.566764][ T32] r4:00000000 [ 1325.567621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.591632][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1325.591926][ T32] r5:8503ab8c r4:8503a800 ** 3 printk messages dropped ** [ 1325.592372][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.592582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.592723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.593138][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.593530][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.593868][ T32] r9:83018205 r8:844b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1325.594070][ T32] r5:856b6b8c r4:856b6800 [ 1325.594090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.594364][ T32] r10:00000000 r9:84c3e800 r8:80287e08 r7:dfab9e60 r6:84c3e880 r5:844b2400 ** 5 printk messages dropped ** [ 1325.594522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.595262][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.595520][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1325.595754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 3 printk messages dropped ** [ 1325.595860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.595901][ T32] r5:00001000 r4:dfb39000 [ 1325.595932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.596040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.596159][ T32] r5:8503ab8c r4:8503a800 [ 1325.596183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.596232][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.596253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.596299][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.596372][ T32] r4:84f79100 [ 1325.596395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.596441][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.596463][ T32] r4:00000001 [ 1325.596482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.596517][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.596545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.596572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.596691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.596724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.596747][ T32] r4:84f605c0 [ 1325.596767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.596800][ T32] INFO: task kworker/1:49:3292 blocked for more than 452 seconds. [ 1325.596830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.596853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.596874][ T32] task:kworker/1:49 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.596917][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.596956][ T32] Call trace: [ 1325.597230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.597290][ T32] r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:844b3000 [ 1325.597314][ T32] r4:844b3000 [ 1325.597333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.597376][ T32] r5:844b3000 r4:8291a680 [ 1325.597395][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.597432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.597472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 [ 1325.597494][ T32] r4:00000000 [ 1325.597602][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.612235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.612366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.612418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cfc0 [ 1325.612470][ T32] r4:00000000 [ 1325.612521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.612573][ T32] r9:83018205 r8:844b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1325.612615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.612695][ T32] r5:00001000 r4:eb701000 [ 1325.612720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.612761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.612814][ T32] r5:856b5f8c r4:856b5c00 [ 1325.612852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.612905][ T32] r7:ddde2d80 r6:83018200 r5:856b5f8c r4:84c3e900 [ 1325.612928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.612975][ T32] r10:61c88647 r9:844b3000 r8:84c3e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.612997][ T32] r4:84c3e900 [ 1325.613016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.613068][ T32] r10:00000000 r9:84c3e900 r8:80287e08 r7:dfad1e60 r6:84c3e980 r5:844b3000 [ 1325.613089][ T32] r4:00000001 [ 1325.613108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.613157][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1325.613191][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.613219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.613246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.613349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.613377][ T32] r4:84e0c300 [ 1325.613819][ T32] INFO: task kworker/1:49:3292 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.613851][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1325.614100][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.614291][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1325.614538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1325.615319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.615861][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1325.616189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.616566][ T32] r5:844b3c00 r4:8291a680 ** 2 printk messages dropped ** [ 1325.616709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 ** 11 printk messages dropped ** [ 1325.617273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.617343][ T32] r5:856b638c r4:856b6000 [ 1325.617367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.617415][ T32] r7:ddde2d80 r6:83018200 r5:856b638c r4:84c3ea00 [ 1325.617436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.617481][ T32] r10:61c88647 r9:844b3c00 r8:84c3ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.617505][ T32] r4:84c3ea00 [ 1325.617535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.635657][ T32] r10:00000000 r9:84c3ea00 r8:80287e08 r7:dfad1e60 r6:84c3ea80 r5:844b3c00 [ 1325.635763][ T32] r4:00000001 [ 1325.635792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.635854][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1325.635886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.635915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.635941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.635992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.636022][ T32] r4:84e0c780 [ 1325.636476][ T32] INFO: task kworker/1:50:3294 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.636523][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.636600][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.636709][ T32] Call trace: [ 1325.636795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.636854][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.636881][ T32] r4:00000000 [ 1325.636902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.636943][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.637035][ T32] 5d20: b19f5000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.637070][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.637096][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.637119][ T32] r5:800f0013 r4:80239bb0 [ 1325.637156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.637204][ T32] r4:82ac21e4 [ 1325.637225][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.637281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.637310][ T32] r4:e0585dc0 [ 1325.637331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.637391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.637417][ T32] r4:00000000 [ 1325.637438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.637485][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.637507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.637549][ T32] r5:00001000 r4:dfb39000 [ 1325.643109][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.643258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.643316][ T32] r5:8503ab8c r4:8503a800 [ 1325.643341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.643396][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.643422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.643472][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.643497][ T32] r4:84f79100 [ 1325.643538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.643901][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.644019][ T32] r4:00000001 [ 1325.644262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.644320][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.644376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.644515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.644718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.645061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1325.645582][ T32] r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:844b4800 [ 1325.645618][ T32] r4:844b4800 [ 1325.645655][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.645703][ T32] r5:844b4800 r4:8291a680 [ 1325.645725][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.645764][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.645805][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.645827][ T32] r4:00000000 [ 1325.645846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.645880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.645920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.645962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bf80 [ 1325.645997][ T32] r4:00000000 [ 1325.646024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.646080][ T32] r9:83018205 r8:844b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.646103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.646147][ T32] r5:00001000 r4:eb7bf000 [ 1325.646166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.646262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.646313][ T32] r5:856b678c r4:856b6400 [ 1325.646333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.646379][ T32] r7:ddde2d80 r6:83018200 r5:856b678c r4:84c3eb00 [ 1325.646400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.646465][ T32] r10:61c88647 r9:844b4800 r8:84c3eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.646492][ T32] r4:84c3eb00 [ 1325.646513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.646559][ T32] r10:00000000 r9:84c3eb00 r8:80287e08 r7:dfad1e60 r6:84c3eb80 r5:844b4800 [ 1325.646582][ T32] r4:00000001 [ 1325.646601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.646635][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.646679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.646712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.646739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.646792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.646820][ T32] r4:84e0c580 [ 1325.647268][ T32] INFO: task kworker/1:51:3296 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.647332][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.647395][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.647490][ T32] Call trace: [ 1325.647521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.647626][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.663308][ T32] r4:00000000 [ 1325.663357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.663428][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.663498][ T32] 5d20: b1c76000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.663533][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.663628][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.663658][ T32] r5:800f0013 r4:80239bb0 [ 1325.663681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.663746][ T32] r4:82ac21e4 [ 1325.663828][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.663885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.663937][ T32] r4:e0585dc0 [ 1325.663983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1325.664091][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.664326][ T32] r5:00001000 r4:dfb39000 ** 4 printk messages dropped ** [ 1325.664644][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1325.664980][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1325.665151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.665643][ T32] r4:844b6000 ** 3 printk messages dropped ** [ 1325.665813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1325.666437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.666479][ T32] r5:856b6f8c r4:856b6c00 [ 1325.666501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.666804][ T32] r10:00000000 r9:84c3ec00 r8:80287e08 r7:dfad1e60 r6:84c3ec80 r5:844b6000 ** 9 printk messages dropped ** [ 1325.688699][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.689616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1325.690287][ T32] r5:00001000 r4:dfb39000 ** 5 printk messages dropped ** [ 1325.690620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.690824][ T32] r4:00000001 [ 1325.690844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.690935][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.691026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.691101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.691132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.691161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.691186][ T32] r4:84f605c0 [ 1325.691209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.691271][ T32] INFO: task kworker/1:53:3299 blocked for more than 452 seconds. [ 1325.691314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.691387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.691413][ T32] task:kworker/1:53 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.691484][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.691540][ T32] Call trace: [ 1325.691606][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.691696][ T32] r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:844a8000 [ 1325.691738][ T32] r4:844a8000 [ 1325.691817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.691939][ T32] r5:844a8000 r4:8291a680 [ 1325.691965][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.692005][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.692068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1325.692094][ T32] r4:00000000 [ 1325.692113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.692190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.692232][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.692273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c200 [ 1325.692298][ T32] r4:00000000 [ 1325.692319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.692363][ T32] r9:83018205 r8:844a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1325.692468][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.692558][ T32] r5:00001000 r4:eb40f000 [ 1325.692605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.692693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.692773][ T32] r5:856b978c r4:856b9400 [ 1325.692814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.692898][ T32] r7:ddde2d80 r6:83018200 r5:856b978c r4:84c3ed00 [ 1325.692921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.693069][ T32] r10:61c88647 r9:844a8000 r8:84c3ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.693129][ T32] r4:84c3ed00 [ 1325.693152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.693238][ T32] r10:00000000 r9:84c3ed00 r8:80287e08 r7:dfd49e60 r6:84c3ed80 r5:844a8000 [ 1325.693299][ T32] r4:00000001 [ 1325.693324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.693361][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1325.693389][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.693417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.693443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.693473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.693520][ T32] r4:84e0cc00 [ 1325.693914][ T32] INFO: task kworker/1:53:3299 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.693963][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.694090][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.694140][ T32] Call trace: [ 1325.694170][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.694265][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.694345][ T32] r4:00000000 [ 1325.694370][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.694446][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.694479][ T32] 5d20: b200e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.694542][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.694571][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.694596][ T32] r5:800f0013 r4:80239bb0 [ 1325.694652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.694696][ T32] r4:82ac21e4 [ 1325.694718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.694760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.694817][ T32] r4:e0585dc0 [ 1325.694878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.694922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.694944][ T32] r4:00000000 [ 1325.694964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.695008][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.695058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.695104][ T32] r5:00001000 r4:dfb39000 [ 1325.695125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.695164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.695207][ T32] r5:8503ab8c r4:8503a800 [ 1325.695227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.695274][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.695299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.695346][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.695392][ T32] r4:84f79100 [ 1325.695415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.695496][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.695522][ T32] r4:00000001 [ 1325.695542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.695580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.695606][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.695908][ T32] INFO: task kworker/1:54:3301 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.696444][ T32] r4:844a8c00 ** 4 printk messages dropped ** [ 1325.696725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 ** 9 printk messages dropped ** [ 1325.697213][ T32] r5:00001000 r4:eb93b000 ** 2 printk messages dropped ** [ 1325.697314][ T32] r5:856b7b8c r4:856b7800 [ 1325.697352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.718223][ T32] r10:61c88647 r9:844a8c00 r8:84c3ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.718893][ T32] r4:84e0cc00 ** 3 printk messages dropped ** [ 1325.719740][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.719969][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1325.720793][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1325.721762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.722505][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.722560][ T32] r4:00000001 [ 1325.722605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.722702][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.722738][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.722800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.722913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.723036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.723063][ T32] r4:84f605c0 [ 1325.723120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.723236][ T32] INFO: task kworker/0:43:3303 blocked for more than 452 seconds. [ 1325.723275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.723303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.723325][ T32] task:kworker/0:43 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.723375][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.723524][ T32] Call trace: [ 1325.723591][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.723679][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84d31800 [ 1325.723732][ T32] r4:84d31800 [ 1325.723782][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.723833][ T32] r5:84d31800 r4:8291a680 [ 1325.723854][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.723893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.723937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1325.723959][ T32] r4:00000000 [ 1325.723979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.724013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.724059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.724099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f728c0 [ 1325.724121][ T32] r4:00000000 [ 1325.724140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.724184][ T32] r9:83018005 r8:84d31800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1325.724206][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.724247][ T32] r5:00001000 r4:ecccd000 [ 1325.724267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.724311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.724352][ T32] r5:85ee338c r4:85ee3000 [ 1325.724372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.724416][ T32] r7:dddced80 r6:83018000 r5:85ee338c r4:84df0f80 [ 1325.724436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.724494][ T32] r10:61c88647 r9:84d31800 r8:84df0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.724545][ T32] r4:84df0f80 [ 1325.724583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.724631][ T32] r10:00000000 r9:84df0f80 r8:80287e08 r7:dfd35e60 r6:84de7000 r5:84d31800 [ 1325.724655][ T32] r4:00000001 [ 1325.724675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.724813][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1325.724847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.724875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.724903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.724932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.724954][ T32] r4:84e0f440 [ 1325.725229][ T32] INFO: task kworker/0:43:3303 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.725312][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.725504][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.725554][ T32] Call trace: [ 1325.725584][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.725634][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.725658][ T32] r4:00000000 [ 1325.725677][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.725717][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.725745][ T32] 5d20: b20df000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.725773][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.725799][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.725822][ T32] r5:800f0013 r4:80239bb0 [ 1325.725842][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.725883][ T32] r4:82ac21e4 [ 1325.725904][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.725978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.726006][ T32] r4:e0585dc0 [ 1325.726035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.726081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.726103][ T32] r4:00000000 [ 1325.726123][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.726169][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.726244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.726406][ T32] r5:00001000 r4:dfb39000 [ 1325.726431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.726472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.726620][ T32] r5:8503ab8c r4:8503a800 [ 1325.726726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.726778][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.726801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.726849][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.726871][ T32] r4:84f79100 [ 1325.726890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.726935][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1325.727174][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1325.727345][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.762153][ T32] r5:844ab000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.762759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.762849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.762963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ca80 [ 1325.763028][ T32] r4:00000000 [ 1325.763110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.763240][ T32] r9:83018205 r8:844ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1325.763332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.763494][ T32] r5:00001000 r4:ebab3000 [ 1325.763561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.763656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.763752][ T32] r5:856b7f8c r4:856b7c00 [ 1325.763804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.763911][ T32] r7:ddde2d80 r6:83018200 r5:856b7f8c r4:84c3ef00 [ 1325.763965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.764126][ T32] r10:61c88647 r9:844ab000 r8:84c3ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.764199][ T32] r4:84c3ef00 [ 1325.764254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.764379][ T32] r10:00000000 r9:84c3ef00 r8:80287e08 r7:dfb49e60 r6:84c3ef80 r5:844ab000 [ 1325.764451][ T32] r4:00000001 [ 1325.764505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.764595][ T32] Exception stack(0xdfd61fb0 to 0xdfd61ff8) [ 1325.764668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.764737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.764800][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.764863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.764921][ T32] r4:84e0cdc0 [ 1325.765421][ T32] INFO: task kworker/1:55:3304 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.765487][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.765583][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.765657][ T32] Call trace: [ 1325.765693][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.765744][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.765778][ T32] r4:00000000 [ 1325.765800][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.765840][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.765868][ T32] 5d20: b25db000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.765896][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.765920][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.765943][ T32] r5:800f0013 r4:80239bb0 [ 1325.765974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.766062][ T32] r4:82ac21e4 [ 1325.766086][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.766129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.766152][ T32] r4:e0585dc0 [ 1325.766171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.766257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.766296][ T32] r4:00000000 [ 1325.766324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.766374][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 1 printk messages dropped ** [ 1325.766439][ T32] r5:00001000 r4:dfb39000 ** 1 printk messages dropped ** [ 1325.766497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.766538][ T32] r5:8503ab8c r4:8503a800 [ 1325.766587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.766638][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.766668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.766717][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.766741][ T32] r4:84f79100 [ 1325.766761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.766806][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.766862][ T32] r4:00000001 [ 1325.766908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.766948][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.766975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.767012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.767045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.767084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.767110][ T32] r4:84f605c0 [ 1325.767139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.767180][ T32] INFO: task kworker/1:56:3307 blocked for more than 452 seconds. [ 1325.767225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.767274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.767302][ T32] task:kworker/1:56 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.767350][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.767391][ T32] Call trace: [ 1325.767421][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.767485][ T32] r10:8291a684 r9:dfd79d84 r8:00000002 r7:60000113 r6:dfd79d8c r5:844abc00 [ 1325.767524][ T32] r4:844abc00 [ 1325.767547][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.781811][ T32] r5:844abc00 r4:8291a680 [ 1325.781897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.782035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.782143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd79e08 [ 1325.782232][ T32] r4:00000000 [ 1325.782283][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.782411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.782520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.782636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568cb80 [ 1325.782696][ T32] r4:00000000 [ 1325.782794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.782916][ T32] r9:83018205 r8:844abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1325.782977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.783081][ T32] r5:00001000 r4:ebacd000 [ 1325.783129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.783214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.783381][ T32] r5:856b838c r4:856b8000 [ 1325.783460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.783566][ T32] r7:ddde2d80 r6:83018200 r5:856b838c r4:84ea7000 [ 1325.783634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.783772][ T32] r10:61c88647 r9:844abc00 r8:84ea702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.783869][ T32] r4:84ea7000 [ 1325.783927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.784063][ T32] r10:00000000 r9:84ea7000 r8:80287e08 r7:dfb49e60 r6:84ea7080 r5:844abc00 [ 1325.784128][ T32] r4:00000001 [ 1325.784184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.784273][ T32] Exception stack(0xdfd79fb0 to 0xdfd79ff8) [ 1325.784347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.784419][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.784532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.784610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.784689][ T32] r4:84e0cdc0 [ 1325.785494][ T32] INFO: task kworker/1:56:3307 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.785582][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.785800][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.785908][ T32] Call trace: [ 1325.786010][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.786132][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.786227][ T32] r4:00000000 [ 1325.786283][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.786379][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.786442][ T32] 5d20: b26f2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.786505][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.786567][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.786622][ T32] r5:800f0013 r4:80239bb0 [ 1325.786670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.786756][ T32] r4:82ac21e4 [ 1325.786805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.786898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.786972][ T32] r4:e0585dc0 [ 1325.787022][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.787109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.787165][ T32] r4:00000000 [ 1325.787232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.787342][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.787391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.787494][ T32] r5:00001000 r4:dfb39000 [ 1325.787540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.805901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.806090][ T32] r5:8503ab8c r4:8503a800 [ 1325.806175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.806330][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.806384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.806489][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.806549][ T32] r4:84f79100 [ 1325.806601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.806709][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.806793][ T32] r4:00000001 [ 1325.806850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.806988][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.807084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.807171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.807244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.807313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.807402][ T32] r4:84f605c0 [ 1325.807469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.807537][ T32] INFO: task kworker/1:57:3309 blocked for more than 452 seconds. [ 1325.818366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.818544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.818609][ T32] task:kworker/1:57 state:D stack:0 pid:3309 tgid:3309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.818754][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.818892][ T32] Call trace: [ 1325.818974][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.819108][ T32] r10:8291a684 r9:dfd85d84 r8:00000002 r7:60000113 r6:dfd85d8c r5:844ac800 [ 1325.819166][ T32] r4:844ac800 [ 1325.819246][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.819362][ T32] r5:844ac800 r4:8291a680 [ 1325.819437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.819525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.819612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd85e08 [ 1325.819663][ T32] r4:00000000 [ 1325.819711][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.819792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.819881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.819970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c1c0 [ 1325.820027][ T32] r4:00000000 [ 1325.820087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.820188][ T32] r9:83018205 r8:844ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1325.820242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.820345][ T32] r5:00001000 r4:eb47f000 [ 1325.820399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.820487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.820584][ T32] r5:856b9b8c r4:856b9800 [ 1325.820631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.820732][ T32] r7:ddde2d80 r6:83018200 r5:856b9b8c r4:84ea7100 [ 1325.820781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.820884][ T32] r10:61c88647 r9:844ac800 r8:84ea712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.821199][ T32] r10:00000000 r9:84ea7100 r8:80287e08 r7:dfb49e60 r6:84ea7180 r5:844ac800 ** 9 printk messages dropped ** [ 1325.822763][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.823977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1325.824719][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.824778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.824900][ T32] r5:00001000 r4:dfb39000 [ 1325.824967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.825063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.825161][ T32] r5:8503ab8c r4:8503a800 [ 1325.825232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.825341][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.825391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.825513][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.825573][ T32] r4:84f79100 [ 1325.825620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.825726][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.825780][ T32] r4:00000001 [ 1325.825829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.825911][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.825977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.826077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.826262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.826389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.826466][ T32] r4:84f605c0 [ 1325.826517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.826601][ T32] INFO: task kworker/1:58:3311 blocked for more than 452 seconds. [ 1325.826690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.826752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.826825][ T32] task:kworker/1:58 state:D stack:0 pid:3311 tgid:3311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.826952][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.827100][ T32] Call trace: [ 1325.827212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.827324][ T32] r10:8291a684 r9:dfd91d84 r8:00000002 r7:60000013 r6:dfd91d8c r5:844ad400 [ 1325.827400][ T32] r4:844ad400 [ 1325.827452][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.854958][ T32] r5:844ad400 r4:8291a680 [ 1325.855153][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.855298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.855402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd91e08 [ 1325.855463][ T32] r4:00000000 [ 1325.855515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.855599][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.855720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.855829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d9c0 [ 1325.855885][ T32] r4:00000000 [ 1325.855936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.856048][ T32] r9:83018205 r8:844ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1325.856103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.856204][ T32] r5:00001000 r4:eb4d9000 [ 1325.856230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.856294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.856342][ T32] r5:856b9f8c r4:856b9c00 [ 1325.856363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.856445][ T32] r7:ddde2d80 r6:83018200 r5:856b9f8c r4:84ea7200 [ 1325.856470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.856522][ T32] r10:61c88647 r9:844ad400 r8:84ea722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.856545][ T32] r4:84ea7200 [ 1325.856590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.856640][ T32] r10:00000000 r9:84ea7200 r8:80287e08 r7:dfb49e60 r6:84ea7280 r5:844ad400 [ 1325.856663][ T32] r4:00000001 [ 1325.856707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.856773][ T32] Exception stack(0xdfd91fb0 to 0xdfd91ff8) [ 1325.856808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.856838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.856873][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.857015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.857049][ T32] r4:84ea5280 [ 1325.857495][ T32] INFO: task kworker/1:58:3311 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.864286][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.864638][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.864806][ T32] Call trace: [ 1325.864934][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.865086][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.865169][ T32] r4:00000000 [ 1325.865253][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.865358][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.865430][ T32] 5d20: b2c9d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.865506][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1325.865708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1325.866122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1325.866573][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.866950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.867451][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 2 printk messages dropped ** [ 1325.878611][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1325.878683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.878862][ T32] r4:84f605c0 [ 1325.878914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.879049][ T32] INFO: task kworker/1:59:3313 blocked for more than 452 seconds. [ 1325.879155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.879214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.879371][ T32] task:kworker/1:59 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.879520][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.879628][ T32] Call trace: [ 1325.879704][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.879819][ T32] r10:8291a684 r9:dfd9dd84 r8:00000002 r7:60000113 r6:dfd9dd8c r5:844ae000 [ 1325.879875][ T32] r4:844ae000 [ 1325.879924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.880018][ T32] r5:844ae000 r4:8291a680 [ 1325.880080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.880173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.880269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd9de08 [ 1325.880386][ T32] r4:00000000 [ 1325.880455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.880539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.880627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.880740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568c540 [ 1325.880799][ T32] r4:00000000 [ 1325.880862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.880964][ T32] r9:83018205 r8:844ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1325.881019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.881143][ T32] r5:00001000 r4:eb26f000 [ 1325.881200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.881342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.881445][ T32] r5:856b938c r4:856b9000 [ 1325.881508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.881621][ T32] r7:ddde2d80 r6:83018200 r5:856b938c r4:84ea7300 [ 1325.881669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.881767][ T32] r10:61c88647 r9:844ae000 r8:84ea732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.881819][ T32] r4:84ea7300 [ 1325.881869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.881966][ T32] r10:00000000 r9:84ea7300 r8:80287e08 r7:dfb49e60 r6:84de7080 r5:844ae000 [ 1325.882059][ T32] r4:00000001 [ 1325.882134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.882260][ T32] Exception stack(0xdfd9dfb0 to 0xdfd9dff8) [ 1325.882330][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.882425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.882500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.882570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.882624][ T32] r4:84ea5300 [ 1325.883412][ T32] INFO: task kworker/1:59:3313 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.883507][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.883690][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.883803][ T32] Call trace: [ 1325.883874][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.883975][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.884030][ T32] r4:00000000 [ 1325.884087][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.884188][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.884268][ T32] 5d20: b2d04000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.884336][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1325.884411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1325.884472][ T32] r5:800f0013 r4:80239bb0 [ 1325.884625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.884758][ T32] r4:82ac21e4 [ 1325.884826][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.884936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1325.884988][ T32] r4:e0585dc0 [ 1325.885043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.885134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1325.885203][ T32] r4:00000000 [ 1325.885258][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.885456][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.885541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.885638][ T32] r5:00001000 r4:dfb39000 [ 1325.885688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.885808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.885919][ T32] r5:8503ab8c r4:8503a800 [ 1325.885967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.886087][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1325.886141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.886311][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.886400][ T32] r4:84f79100 [ 1325.886474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.886604][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.886670][ T32] r4:00000001 [ 1325.886738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.886831][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.886899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.886961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.887052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.887125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.887180][ T32] r4:84f605c0 [ 1325.887227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1325.908980][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1325.909567][ T32] r10:8291a684 r9:dfdb9d84 r8:00000002 r7:60000113 r6:dfdb9d8c r5:84d33000 ** 4 printk messages dropped ** [ 1325.909909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.910008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb9e08 [ 1325.910081][ T32] r4:00000000 [ 1325.910134][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.910254][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.910348][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.910441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ce80 [ 1325.910494][ T32] r4:00000000 [ 1325.910542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.910645][ T32] r9:83018205 r8:84d33000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1325.910696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.910791][ T32] r5:00001000 r4:e0519000 [ 1325.910863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.910959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.911069][ T32] r5:856b8f8c r4:856b8c00 [ 1325.911122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.911253][ T32] r7:ddde2d80 r6:83018200 r5:856b8f8c r4:84ea7400 [ 1325.911331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.911446][ T32] r10:61c88647 r9:84d33000 r8:84ea742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.911502][ T32] r4:84ea7400 [ 1325.911555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.911663][ T32] r10:00000000 r9:84ea7400 r8:80287e08 r7:dfdb5e60 r6:84de7180 r5:84d33000 [ 1325.911742][ T32] r4:00000001 [ 1325.911800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.911892][ T32] Exception stack(0xdfdb9fb0 to 0xdfdb9ff8) [ 1325.911949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.911980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.912009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.912061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.912089][ T32] r4:84ea5300 [ 1325.912781][ T32] INFO: task kworker/1:61:3317 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1325.912866][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.913004][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.913118][ T32] Call trace: [ 1325.913192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.913312][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1325.913371][ T32] r4:00000000 [ 1325.913415][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.913499][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1325.913590][ T32] 5d20: b3080000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1325.913670][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1325.914273][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1325.914678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.915568][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1325.915626][ T32] r4:00000001 [ 1325.915676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.915760][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1325.915841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.915916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.915979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.916056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.916113][ T32] r4:84f605c0 [ 1325.916164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.916231][ T32] INFO: task kworker/1:62:3321 blocked for more than 452 seconds. [ 1325.916309][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.916369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.916420][ T32] task:kworker/1:62 state:D stack:0 pid:3321 tgid:3321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.916524][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.916620][ T32] Call trace: [ 1325.916693][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.916795][ T32] r10:8291a684 r9:dfdcdd84 r8:00000002 r7:60000113 r6:dfdcdd8c r5:84d34800 [ 1325.916849][ T32] r4:84d34800 [ 1325.916923][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.917023][ T32] r5:84d34800 r4:8291a680 [ 1325.917081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.917164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.917255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdcde08 [ 1325.917337][ T32] r4:00000000 [ 1325.917390][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.917474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.951384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.951613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85680f00 [ 1325.951711][ T32] r4:00000000 [ 1325.951761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.951866][ T32] r9:83018205 r8:84d34800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1325.951915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.952157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.952250][ T32] r5:856ba38c r4:856ba000 [ 1325.952306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.952642][ T32] r10:61c88647 r9:84d34800 r8:84ea74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.953215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.954675][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.954906][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1325.955330][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1325.955568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1325.955845][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1325.956014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 3 printk messages dropped ** [ 1325.956369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.956889][ T32] r5:8503ab8c r4:8503a800 ** 1 printk messages dropped ** [ 1325.957132][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 3 printk messages dropped ** [ 1325.957503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1325.973672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.974668][ T32] task:kworker/0:71 state:D stack:0 pid:3712 tgid:3712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.975473][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1325.975983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.976234][ T32] r5:850b078c r4:850b0400 ** 1 printk messages dropped ** [ 1325.976320][ T32] r7:dddced80 r6:83018000 r5:850b078c r4:84f68b00 ** 2 printk messages dropped ** [ 1325.976411][ T32] r4:84f68b00 ** 5 printk messages dropped ** [ 1325.976650][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.977225][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.977493][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1325.993586][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1325.993712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.994599][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1325.994891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1325.995631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.996588][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.997676][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.011428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f7f780 ** 7 printk messages dropped ** [ 1326.011853][ T32] r5:84fbf78c r4:84fbf400 [ 1326.011878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.011982][ T32] r7:dddced80 r6:83018000 r5:84fbf78c r4:84f68d00 [ 1326.012008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.012057][ T32] r10:61c88647 r9:84ffa400 r8:84f68d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.012081][ T32] r4:84f68d00 [ 1326.012101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.012175][ T32] r10:00000000 r9:84f68d00 r8:80287e08 r7:e0549e60 r6:84f68d80 r5:84ffa400 [ 1326.012281][ T32] r4:00000001 [ 1326.012307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.012398][ T32] Exception stack(0xe0559fb0 to 0xe0559ff8) [ 1326.012433][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.012463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.012491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.012520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.012543][ T32] r4:83daeb00 [ 1326.012985][ T32] INFO: task kworker/0:72:3719 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.013016][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.013124][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.013175][ T32] Call trace: [ 1326.013269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.013325][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.013349][ T32] r4:00000000 [ 1326.013369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.013408][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.013490][ T32] 5d20: b3a25000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.013523][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.013575][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.013681][ T32] r5:800f0013 r4:80239bb0 [ 1326.013719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.013764][ T32] r4:82ac21e4 [ 1326.013837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.013997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.014076][ T32] r4:e0585dc0 [ 1326.014103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.014149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.014171][ T32] r4:00000000 [ 1326.014229][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.014333][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.014434][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.014484][ T32] r5:00001000 r4:dfb39000 [ 1326.014504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.014543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.014612][ T32] r5:8503ab8c r4:8503a800 [ 1326.014685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.014811][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.014935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.015085][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.015166][ T32] r4:84f79100 [ 1326.015190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.015274][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.015302][ T32] r4:00000001 [ 1326.015323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.015359][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.015385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.015469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.015523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.015592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.015645][ T32] r4:84f605c0 [ 1326.015717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.015794][ T32] INFO: task kworker/1:235:3728 blocked for more than 452 seconds. [ 1326.015863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.015924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.015967][ T32] task:kworker/1:235 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.016049][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.016168][ T32] Call trace: [ 1326.016242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.016387][ T32] r10:8291a684 r9:e057dd84 r8:00000002 r7:60000013 r6:e057dd8c r5:84ffd400 [ 1326.016490][ T32] r4:84ffd400 [ 1326.016518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.016578][ T32] r5:84ffd400 r4:8291a680 [ 1326.016604][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.016674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.016724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 [ 1326.016751][ T32] r4:00000000 [ 1326.016771][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.016806][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.016840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.016981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60b00 [ 1326.017011][ T32] r4:00000000 [ 1326.017042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.017096][ T32] r9:83018205 r8:84ffd400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1326.017118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.017158][ T32] r5:00001000 r4:dfdad000 [ 1326.017179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.017217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.017281][ T32] r5:8503b38c r4:8503b000 [ 1326.017305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.017352][ T32] r7:ddde2d80 r6:83018200 r5:8503b38c r4:84f79080 [ 1326.017375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.017448][ T32] r10:61c88647 r9:84ffd400 r8:84f790ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.017474][ T32] r4:84f79080 [ 1326.017520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.017570][ T32] r10:00000000 r9:84f79080 r8:80287e08 r7:e0565e60 r6:84df1000 r5:84ffd400 [ 1326.040470][ T32] r4:00000001 [ 1326.040571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.040639][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 1326.040672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.040703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.040730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.040759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.040782][ T32] r4:84f60480 [ 1326.041248][ T32] INFO: task kworker/1:235:3728 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.041294][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.041384][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.041435][ T32] Call trace: [ 1326.041524][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.041580][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.041605][ T32] r4:00000000 [ 1326.041652][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.041752][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.041813][ T32] 5d20: b3db9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.041845][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.041896][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.041967][ T32] r5:800f0013 r4:80239bb0 [ 1326.041991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.042039][ T32] r4:82ac21e4 [ 1326.042076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.042159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.042254][ T32] r4:e0585dc0 [ 1326.042305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.042355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.042378][ T32] r4:00000000 [ 1326.042414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.042466][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.042492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.042564][ T32] r5:00001000 r4:dfb39000 [ 1326.042591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.042658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.042706][ T32] r5:8503ab8c r4:8503a800 [ 1326.042728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.042776][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.042824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.042876][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.042901][ T32] r4:84f79100 [ 1326.042946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.043023][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.043070][ T32] r4:00000001 [ 1326.043126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.043224][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.043254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.043289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.043327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.043359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.043383][ T32] r4:84f605c0 [ 1326.043405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.043433][ T32] INFO: task kworker/1:237:3732 blocked for more than 452 seconds. [ 1326.043478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.043561][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.043586][ T32] task:kworker/1:237 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.043647][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.043722][ T32] Call trace: [ 1326.043834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.043885][ T32] r10:8291a684 r9:e0555d84 r8:00000002 r7:60000113 r6:e0555d8c r5:84fb5400 [ 1326.043908][ T32] r4:84fb5400 [ 1326.043929][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.043972][ T32] r5:84fb5400 r4:8291a680 [ 1326.043992][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.044031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.044125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 [ 1326.044177][ T32] r4:00000000 [ 1326.044226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.044275][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.044314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.044383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f609c0 [ 1326.044418][ T32] r4:00000000 [ 1326.044464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.044514][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1326.044566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.044639][ T32] r5:00001000 r4:dfd5d000 [ 1326.044668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.044741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.044808][ T32] r5:8503af8c r4:8503ac00 [ 1326.044831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.044878][ T32] r7:ddde2d80 r6:83018200 r5:8503af8c r4:84f79180 [ 1326.044899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.044944][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.044994][ T32] r4:84f79180 [ 1326.045054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.045109][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1326.045164][ T32] r4:00000001 [ 1326.045217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.045274][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1326.045329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.045362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.045395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.045460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.045517][ T32] r4:84f60700 [ 1326.045802][ T32] INFO: task kworker/1:237:3732 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.045845][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.045989][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.046106][ T32] Call trace: [ 1326.046167][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.046278][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.046352][ T32] r4:00000000 [ 1326.046402][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.046455][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.046514][ T32] 5d20: b3db9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.046620][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1326.046894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1326.047081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.047508][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1326.063344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.063380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.063404][ T32] r4:84f605c0 [ 1326.063430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.063460][ T32] INFO: task kworker/1:238:3735 blocked for more than 452 seconds. [ 1326.063494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.063519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.063541][ T32] task:kworker/1:238 state:D stack:0 pid:3735 tgid:3735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.063616][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.063708][ T32] Call trace: [ 1326.063855][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.063939][ T32] r10:8291a684 r9:e0589d84 r8:00000002 r7:60000113 r6:e0589d8c r5:84fb3c00 [ 1326.063992][ T32] r4:84fb3c00 [ 1326.064019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.064116][ T32] r5:84fb3c00 r4:8291a680 [ 1326.064170][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.064240][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.064295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0589e08 [ 1326.064346][ T32] r4:00000000 [ 1326.064376][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.064411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.064451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.064546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60e80 [ 1326.064622][ T32] r4:00000000 [ 1326.064650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.064702][ T32] r9:83018205 r8:84fb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1326.064781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.064836][ T32] r5:00001000 r4:dfe25000 [ 1326.064880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.064926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.064968][ T32] r5:8503bb8c r4:8503b800 [ 1326.064993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.065052][ T32] r7:ddde2d80 r6:83018200 r5:8503bb8c r4:84f79280 [ 1326.065076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.065129][ T32] r10:61c88647 r9:84fb3c00 r8:84f792ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.065154][ T32] r4:84f79280 [ 1326.065204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.065256][ T32] r10:00000000 r9:84f79280 r8:80287e08 r7:e057de60 r6:84f79300 r5:84fb3c00 [ 1326.065286][ T32] r4:00000001 [ 1326.065306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.065344][ T32] Exception stack(0xe0589fb0 to 0xe0589ff8) [ 1326.065371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.065511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.065567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.065602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.065625][ T32] r4:84f60980 [ 1326.066107][ T32] INFO: task kworker/1:238:3735 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.066147][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.066285][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.066422][ T32] Call trace: [ 1326.066634][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.066690][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.066714][ T32] r4:00000000 [ 1326.066762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.066812][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.066841][ T32] 5d20: b3e95000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.066872][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.066897][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.066921][ T32] r5:800f0013 r4:80239bb0 [ 1326.066982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.067030][ T32] r4:82ac21e4 [ 1326.067107][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.067260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.067335][ T32] r4:e0585dc0 [ 1326.067360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.067403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.067426][ T32] r4:00000000 [ 1326.067446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.067491][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.067513][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.067623][ T32] r5:00001000 r4:dfb39000 [ 1326.080024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.080144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.080196][ T32] r5:8503ab8c r4:8503a800 [ 1326.080220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.080312][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.080338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.080407][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.080434][ T32] r4:84f79100 [ 1326.080555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.080639][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.080676][ T32] r4:00000001 [ 1326.080702][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.080741][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.080771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.080800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.080845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.080903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1326.081238][ T32] task:kworker/1:239 state:D stack:0 pid:3736 tgid:3736 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.081984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0021e08 ** 6 printk messages dropped ** [ 1326.082422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.082770][ T32] r5:8503b78c r4:8503b400 ** 1 printk messages dropped ** [ 1326.083090][ T32] r7:ddde2d80 r6:83018200 r5:8503b78c r4:84f79380 ** 4 printk messages dropped ** [ 1326.083284][ T32] r10:00000000 r9:84f79380 r8:80287e08 r7:e0589e60 r6:84f79400 r5:84fb6000 ** 7 printk messages dropped ** [ 1326.083888][ T32] r4:84f60980 ** 2 printk messages dropped ** [ 1326.084628][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.085274][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1326.085757][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.085997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.086045][ T32] r4:e0585dc0 [ 1326.086090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.086135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.086158][ T32] r4:00000000 [ 1326.086226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.086486][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.086532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.086579][ T32] r5:00001000 r4:dfb39000 [ 1326.086600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.086652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.086700][ T32] r5:8503ab8c r4:8503a800 [ 1326.086721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.086768][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.086794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.086857][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.086889][ T32] r4:84f79100 [ 1326.087041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.087094][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.087117][ T32] r4:00000001 [ 1326.087283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.087324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.087352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.087382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.087410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.087525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.087552][ T32] r4:84f605c0 [ 1326.087633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.111422][ T32] INFO: task kworker/1:240:3738 blocked for more than 452 seconds. [ 1326.111500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.111626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.111663][ T32] task:kworker/1:240 state:D stack:0 pid:3738 tgid:3738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.111730][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.111857][ T32] Call trace: [ 1326.112071][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.112135][ T32] r10:8291a684 r9:e0595d84 r8:00000002 r7:60000113 r6:e0595d8c r5:84fb4800 [ 1326.112162][ T32] r4:84fb4800 [ 1326.112276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.112395][ T32] r5:84fb4800 r4:8291a680 [ 1326.112421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.112505][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.112552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1326.112616][ T32] r4:00000000 [ 1326.112733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.112852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.112900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.112942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83daee80 [ 1326.113059][ T32] r4:00000000 [ 1326.113084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.113173][ T32] r9:83018205 r8:84fb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.113200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.113387][ T32] r5:00001000 r4:dff17000 [ 1326.113454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.113603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.113715][ T32] r5:8503bf8c r4:8503bc00 [ 1326.113834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.113926][ T32] r7:ddde2d80 r6:83018200 r5:8503bf8c r4:84f79480 [ 1326.113951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.114002][ T32] r10:61c88647 r9:84fb4800 r8:84f794ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.114034][ T32] r4:84f79480 [ 1326.114055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.114104][ T32] r10:00000000 r9:84f79480 r8:80287e08 r7:e0589e60 r6:84f79500 r5:84fb4800 [ 1326.114141][ T32] r4:00000001 [ 1326.114165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.114254][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1326.114445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.114481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.114508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.114539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.114589][ T32] r4:84f60c00 [ 1326.115254][ T32] INFO: task kworker/1:240:3738 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.115375][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.115491][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.115553][ T32] Call trace: [ 1326.115587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.115680][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.115708][ T32] r4:00000000 [ 1326.115729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.115812][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.115852][ T32] 5d20: b433f000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.115882][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.115907][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.115972][ T32] r5:800f0013 r4:80239bb0 [ 1326.116085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.116213][ T32] r4:82ac21e4 [ 1326.116237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.116332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.116359][ T32] r4:e0585dc0 [ 1326.116378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.116420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.116443][ T32] r4:00000000 [ 1326.116548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.116664][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.116691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.116735][ T32] r5:00001000 r4:dfb39000 [ 1326.116905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.116949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.117134][ T32] r5:8503ab8c r4:8503a800 [ 1326.117346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.117399][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.117462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.117569][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.117667][ T32] r4:84f79100 [ 1326.148599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.148703][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.148732][ T32] r4:00000001 [ 1326.148776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.148851][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.148888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.148921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.148951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.148985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.149036][ T32] r4:84f605c0 [ 1326.149065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.149096][ T32] INFO: task kworker/0:73:3741 blocked for more than 452 seconds. [ 1326.149133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.149160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.149184][ T32] task:kworker/0:73 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.149246][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.149337][ T32] Call trace: [ 1326.149402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.149503][ T32] r10:8291a684 r9:e0591d84 r8:00000002 r7:60000113 r6:e0591d8c r5:84c89800 [ 1326.149533][ T32] r4:84c89800 [ 1326.149613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.149664][ T32] r5:84c89800 r4:8291a680 [ 1326.149724][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.149770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.149844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0591e08 [ 1326.149871][ T32] r4:00000000 [ 1326.149894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.149932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.150031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.150076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f7f880 [ 1326.150099][ T32] r4:00000000 [ 1326.150149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.150234][ T32] r9:83018005 r8:84c89800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1326.150260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.150312][ T32] r5:00001000 r4:dff07000 [ 1326.150411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.150456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.150500][ T32] r5:84fbfb8c r4:84fbf800 [ 1326.150522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.150569][ T32] r7:dddced80 r6:83018000 r5:84fbfb8c r4:84df1100 [ 1326.150590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.150637][ T32] r10:61c88647 r9:84c89800 r8:84df112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.150660][ T32] r4:84df1100 [ 1326.150679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.150724][ T32] r10:00000000 r9:84df1100 r8:80287e08 r7:e0549e60 r6:84df1180 r5:84c89800 [ 1326.150848][ T32] r4:00000001 [ 1326.150961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.151033][ T32] Exception stack(0xe0591fb0 to 0xe0591ff8) [ 1326.151063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.151098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.151127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.151155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.151270][ T32] r4:84f7f7c0 [ 1326.151703][ T32] INFO: task kworker/0:73:3741 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.151737][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.151794][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.151839][ T32] Call trace: [ 1326.152074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.152126][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.152149][ T32] r4:00000000 [ 1326.152167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.152206][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.152234][ T32] 5d20: b49e3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.152293][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.152324][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.152350][ T32] r5:800f0013 r4:80239bb0 [ 1326.152370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.152412][ T32] r4:82ac21e4 [ 1326.152432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.152572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.152606][ T32] r4:e0585dc0 [ 1326.152626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.152836][ T32] r5:00001000 r4:dfb39000 ** 5 printk messages dropped ** [ 1326.153079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.153313][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1326.153368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.153394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.153422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.153631][ T32] r4:84f605c0 [ 1326.153658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.153755][ T32] INFO: task kworker/0:74:3743 blocked for more than 452 seconds. [ 1326.153786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.153810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.153830][ T32] task:kworker/0:74 state:D stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.153875][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.153945][ T32] Call trace: [ 1326.153977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.154025][ T32] r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:84c8a400 [ 1326.154048][ T32] r4:84c8a400 [ 1326.154068][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.154109][ T32] r5:84c8a400 r4:8291a680 [ 1326.154128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.154164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.154227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 [ 1326.154252][ T32] r4:00000000 [ 1326.154280][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.154432][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.154502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.154546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f7fc00 [ 1326.154640][ T32] r4:00000000 [ 1326.154750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.154823][ T32] r9:83018005 r8:84c8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1326.154851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.154895][ T32] r5:00001000 r4:dff45000 [ 1326.154925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.154992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.155041][ T32] r5:84fbff8c r4:84fbfc00 [ 1326.155061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.155108][ T32] r7:dddced80 r6:83018000 r5:84fbff8c r4:84df1200 [ 1326.155129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.155288][ T32] r10:61c88647 r9:84c8a400 r8:84df122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.155415][ T32] r4:84df1200 [ 1326.155446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.155493][ T32] r10:00000000 r9:84df1200 r8:80287e08 r7:e0549e60 r6:84df1280 r5:84c8a400 [ 1326.155518][ T32] r4:00000001 [ 1326.155538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.155573][ T32] Exception stack(0xe0599fb0 to 0xe0599ff8) [ 1326.155612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.155646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.156437][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.156719][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.157060][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.157534][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1326.168608][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 7 printk messages dropped ** [ 1326.169030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.169790][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1326.170410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1326.171106][ T32] r4:84c8b000 ** 4 printk messages dropped ** [ 1326.171354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a1e08 ** 8 printk messages dropped ** [ 1326.171982][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.172317][ T32] r5:8503c38c r4:8503c000 ** 4 printk messages dropped ** [ 1326.172698][ T32] r4:84f79580 ** 4 printk messages dropped ** [ 1326.173016][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) ** 7 printk messages dropped ** [ 1326.174212][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.174810][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.175214][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1326.175782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1326.176269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.176375][ T32] r5:00001000 r4:dfb39000 [ 1326.176494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.176603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.176722][ T32] r5:8503ab8c r4:8503a800 [ 1326.176834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.177036][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.177063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.177111][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.177181][ T32] r4:84f79100 [ 1326.177269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.177320][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.177343][ T32] r4:00000001 [ 1326.177362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.177483][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.177521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.177551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.208657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.208720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.208770][ T32] r4:84f605c0 [ 1326.208801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.208861][ T32] INFO: task kworker/1:242:3746 blocked for more than 452 seconds. [ 1326.208978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.209006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.209040][ T32] task:kworker/1:242 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.209129][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.209194][ T32] Call trace: [ 1326.209226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.209288][ T32] r10:8291a684 r9:e05a5d84 r8:00000002 r7:60000113 r6:e05a5d8c r5:84c8bc00 [ 1326.209312][ T32] r4:84c8bc00 [ 1326.209332][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.209375][ T32] r5:84c8bc00 r4:8291a680 [ 1326.209397][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.209448][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.209497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 [ 1326.209520][ T32] r4:00000000 [ 1326.209539][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.209572][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.209609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.209648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c2c0 [ 1326.209671][ T32] r4:00000000 [ 1326.209690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.209736][ T32] r9:83018205 r8:84c8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.209785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.209831][ T32] r5:00001000 r4:dff6f000 [ 1326.209853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.209905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.209954][ T32] r5:8503cb8c r4:8503c800 [ 1326.209975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.210024][ T32] r7:ddde2d80 r6:83018200 r5:8503cb8c r4:84f79600 [ 1326.210063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.210133][ T32] r10:61c88647 r9:84c8bc00 r8:84f7962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.210236][ T32] r4:84f79600 [ 1326.210261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.210341][ T32] r10:00000000 r9:84f79600 r8:80287e08 r7:e05a1e60 r6:84df1380 r5:84c8bc00 [ 1326.210401][ T32] r4:00000001 [ 1326.210424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.210492][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1326.210522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.210551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.210578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.210649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1326.211490][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.211704][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1326.211965][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1326.212179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.212496][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1326.212823][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1326.213055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.213309][ T32] task:kworker/0:75 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.213826][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.214383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.214658][ T32] r5:84f3c38c r4:84f3c000 ** 1 printk messages dropped ** [ 1326.214736][ T32] r7:dddced80 r6:83018000 r5:84f3c38c r4:84df1400 ** 4 printk messages dropped ** [ 1326.214922][ T32] r10:00000000 r9:84df1400 r8:80287e08 r7:e0549e60 r6:84df1480 r5:84c8c800 ** 2 printk messages dropped ** [ 1326.215010][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 1326.215037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.215065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.215092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.215120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.215142][ T32] r4:84f7fa80 [ 1326.215385][ T32] INFO: task kworker/0:75:3749 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.215417][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.215472][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.215550][ T32] Call trace: [ 1326.215599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.215654][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.215679][ T32] r4:00000000 [ 1326.215699][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.215739][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.215767][ T32] 5d20: b4d69000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.215796][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.215861][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.215892][ T32] r5:800f0013 r4:80239bb0 [ 1326.215930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.215979][ T32] r4:82ac21e4 [ 1326.216000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.216061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.216116][ T32] r4:e0585dc0 [ 1326.216192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.216268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.216316][ T32] r4:00000000 [ 1326.216367][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.216416][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.216492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.216539][ T32] r5:00001000 r4:dfb39000 ** 2 printk messages dropped ** [ 1326.216685][ T32] r5:8503ab8c r4:8503a800 ** 7 printk messages dropped ** [ 1326.217055][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.217243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.217333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.217366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.217415][ T32] r4:84f605c0 [ 1326.217438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.217464][ T32] INFO: task kworker/1:243:3750 blocked for more than 452 seconds. [ 1326.217491][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.217515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.217559][ T32] task:kworker/1:243 state:D stack:0 pid:3750 tgid:3750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.244818][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.244943][ T32] Call trace: [ 1326.244979][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.245052][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000013 r6:e05add8c r5:84c8d400 [ 1326.245079][ T32] r4:84c8d400 ** 3 printk messages dropped ** [ 1326.245318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.245941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.246003][ T32] r5:8503c78c r4:8503c400 ** 3 printk messages dropped ** [ 1326.246184][ T32] r10:61c88647 r9:84c8d400 r8:84f796ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.246513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.253902][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 12 printk messages dropped ** [ 1326.254728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1326.255277][ T32] r4:00000001 [ 1326.255298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.255359][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.255389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.255451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.255480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.255535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.255560][ T32] r4:84f605c0 [ 1326.255585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.255631][ T32] INFO: task kworker/1:244:3753 blocked for more than 452 seconds. [ 1326.255668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.255706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.255734][ T32] task:kworker/1:244 state:D stack:0 pid:3753 tgid:3753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.255789][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.255834][ T32] Call trace: [ 1326.255896][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.255947][ T32] r10:8291a684 r9:e05b9d84 r8:00000002 r7:60000013 r6:e05b9d8c r5:84c88c00 [ 1326.255972][ T32] r4:84c88c00 [ 1326.256067][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.256115][ T32] r5:84c88c00 r4:8291a680 [ 1326.256147][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.256201][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.256246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b9e08 [ 1326.256277][ T32] r4:00000000 [ 1326.256299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.256333][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1326.256462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.256565][ T32] r9:83018205 r8:84c88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1326.256595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.256640][ T32] r5:00001000 r4:df911000 [ 1326.256661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.256740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.256786][ T32] r5:8503cf8c r4:8503cc00 [ 1326.256806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.256852][ T32] r7:ddde2d80 r6:83018200 r5:8503cf8c r4:84f79700 [ 1326.256872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.256944][ T32] r10:61c88647 r9:84c88c00 r8:84f7972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.256971][ T32] r4:84f79700 [ 1326.257002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.257059][ T32] r10:00000000 r9:84f79700 r8:80287e08 r7:e05a5e60 r6:84df1580 r5:84c88c00 [ 1326.257114][ T32] r4:00000001 [ 1326.257153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.271337][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.271666][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 9 printk messages dropped ** [ 1326.272069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1326.272552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1326.272977][ T32] r4:84f605c0 ** 8 printk messages dropped ** [ 1326.273521][ T32] r10:8291a684 r9:e05c1d84 r8:00000002 r7:60000113 r6:e05c1d8c r5:84c8ec00 ** 8 printk messages dropped ** [ 1326.273876][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.273913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.273955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c940 [ 1326.274003][ T32] r4:00000000 [ 1326.274167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.274256][ T32] r9:83018205 r8:84c8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.274335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.274393][ T32] r5:00001000 r4:dfbb3000 [ 1326.274416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.274461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.274530][ T32] r5:8503df8c r4:8503dc00 [ 1326.274560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.274659][ T32] r7:ddde2d80 r6:83018200 r5:8503df8c r4:84f79780 [ 1326.274684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.274778][ T32] r10:61c88647 r9:84c8ec00 r8:84f797ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.274805][ T32] r4:84f79780 [ 1326.274824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.274875][ T32] r10:00000000 r9:84f79780 r8:80287e08 r7:e05b9e60 r6:84df1600 r5:84c8ec00 ** 5 printk messages dropped ** [ 1326.275221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.276215][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 9 printk messages dropped ** [ 1326.276822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1326.277543][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1326.298944][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1326.299709][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.300285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.300588][ T32] r10:61c88647 r9:84ffec00 r8:84f7982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.300841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.300873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.300900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.301079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.301105][ T32] r4:8474c280 [ 1326.301550][ T32] INFO: task kworker/1:246:3756 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.301583][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.301640][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.301776][ T32] Call trace: [ 1326.301839][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.301892][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.301916][ T32] r4:00000000 [ 1326.301948][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.302021][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.302056][ T32] 5d20: b579d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.302138][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.302167][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.302288][ T32] r5:800f0013 r4:80239bb0 [ 1326.302315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.302357][ T32] r4:82ac21e4 [ 1326.302406][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.302461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.302485][ T32] r4:e0585dc0 [ 1326.302506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.302559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.302588][ T32] r4:00000000 [ 1326.302610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.302657][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.302708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.302755][ T32] r5:00001000 r4:dfb39000 [ 1326.302776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.303178][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 12 printk messages dropped ** [ 1326.303653][ T32] task:kworker/1:247 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.304310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.304623][ T32] r5:8503d78c r4:8503d400 [ 1326.304671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.304742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.304787][ T32] r10:61c88647 r9:84790000 r8:84f798ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.304885][ T32] r4:84f79880 [ 1326.304911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.304958][ T32] r10:00000000 r9:84f79880 r8:80287e08 r7:e05c1e60 r6:84df1700 r5:84790000 [ 1326.304982][ T32] r4:00000001 [ 1326.305002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.305071][ T32] Exception stack(0xe05cdfb0 to 0xe05cdff8) [ 1326.305208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.305272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.305307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.305338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.305971][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 11 printk messages dropped ** [ 1326.306391][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1326.306729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.307630][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1326.330936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1326.331498][ T32] r5:84791800 r4:8291a680 ** 6 printk messages dropped ** [ 1326.331761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.332174][ T32] r5:8503db8c r4:8503d800 [ 1326.332200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.332638][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) ** 7 printk messages dropped ** [ 1326.333391][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.333847][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.334075][ T32] r4:e0585dc0 [ 1326.334101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.334146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.334170][ T32] r4:00000000 [ 1326.334240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.334323][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.334350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.334393][ T32] r5:00001000 r4:dfb39000 [ 1326.334431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.334473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.334515][ T32] r5:8503ab8c r4:8503a800 [ 1326.334534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.334622][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.334649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.334697][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.334720][ T32] r4:84f79100 [ 1326.334739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.334823][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.334856][ T32] r4:00000001 [ 1326.334876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.334912][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.334938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.334966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.334992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.335067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.335092][ T32] r4:84f605c0 [ 1326.335113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.335164][ T32] INFO: task kworker/1:249:3762 blocked for more than 452 seconds. [ 1326.335260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.335293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.335332][ T32] task:kworker/1:249 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.335665][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.335730][ T32] Call trace: [ 1326.335762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.335855][ T32] r10:8291a684 r9:e05ddd84 r8:00000002 r7:60000113 r6:e05ddd8c r5:84790c00 [ 1326.335910][ T32] r4:84790c00 [ 1326.335953][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.336001][ T32] r5:84790c00 r4:8291a680 [ 1326.336033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.336143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.336201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05dde08 [ 1326.336225][ T32] r4:00000000 [ 1326.336246][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.336289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.336326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.336790][ T32] r5:8503eb8c r4:8503e800 [ 1326.336811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.337119][ T32] r4:84f79980 ** 7 printk messages dropped ** [ 1326.358726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.360815][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1326.361496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1326.361687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.361770][ T32] r5:00001000 r4:dfb39000 [ 1326.361847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.361931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.362059][ T32] r5:8503ab8c r4:8503a800 [ 1326.362144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.362273][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.362321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.362411][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.362455][ T32] r4:84f79100 [ 1326.362494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.362586][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.362671][ T32] r4:00000001 [ 1326.362717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.362785][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.362871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.362971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.363035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.363096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.363177][ T32] r4:84f605c0 [ 1326.363270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.363383][ T32] INFO: task kworker/1:250:3764 blocked for more than 452 seconds. [ 1326.363456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.363511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.363631][ T32] task:kworker/1:250 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.364924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.366406][ T32] r5:8503e38c r4:8503e000 ** 2 printk messages dropped ** [ 1326.366538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1326.367425][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1326.403256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 14 printk messages dropped ** [ 1326.404317][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 12 printk messages dropped ** [ 1326.405450][ T32] task:kworker/1:251 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.407009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1326.407312][ T32] r7:ddde2d80 r6:83018200 r5:8503e78c r4:84f79a80 ** 10 printk messages dropped ** [ 1326.438979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.440026][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1326.440465][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1326.440944][ T32] r5:00001000 r4:dfb39000 ** 8 printk messages dropped ** [ 1326.441235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1326.441907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.442435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.442476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 [ 1326.442498][ T32] r4:00000000 [ 1326.442517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.442550][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.442583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.442645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f7ff80 [ 1326.442674][ T32] r4:00000000 [ 1326.442693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.442738][ T32] r9:83018205 r8:84795400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1326.442852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.442899][ T32] r5:00001000 r4:dfc97000 [ 1326.442970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.443013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.443087][ T32] r5:8503f78c r4:8503f400 [ 1326.443110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.443159][ T32] r7:ddde2d80 r6:83018200 r5:8503f78c r4:84f79b00 [ 1326.443179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.443225][ T32] r10:61c88647 r9:84795400 r8:84f79b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.443262][ T32] r4:84f79b00 [ 1326.443291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.443450][ T32] r10:00000000 r9:84f79b00 r8:80287e08 r7:e05dde60 r6:84df1980 r5:84795400 [ 1326.443478][ T32] r4:00000001 [ 1326.443497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.443602][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 1326.443633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.443661][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.443711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.443742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.443764][ T32] r4:8474ca40 [ 1326.444022][ T32] INFO: task kworker/1:252:3768 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.444056][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.444311][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.444383][ T32] Call trace: [ 1326.444417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.444697][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1326.445285][ T32] r5:8503ab8c r4:8503a800 ** 11 printk messages dropped ** [ 1326.445852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1326.446716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 ** 12 printk messages dropped ** [ 1326.447303][ T32] r5:8503ef8c r4:8503ec00 ** 3 printk messages dropped ** [ 1326.447451][ T32] r10:61c88647 r9:84794800 r8:84f79bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.447502][ T32] r4:84f79b80 [ 1326.447660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.464518][ T32] r10:00000000 r9:84f79b80 r8:80287e08 r7:e0611e60 r6:84df1a00 r5:84794800 [ 1326.464569][ T32] r4:00000001 [ 1326.464595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.464658][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1326.464689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.464718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.464743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.464774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.464895][ T32] r4:8474ca40 [ 1326.465351][ T32] INFO: task kworker/1:253:3770 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.465386][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.465456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.465509][ T32] Call trace: [ 1326.465622][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.465679][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1326.466114][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1326.466835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1326.481354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 13 printk messages dropped ** [ 1326.482150][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.482645][ T32] r5:8503f38c r4:8503f000 [ 1326.482666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.482725][ T32] r7:ddde2d80 r6:83018200 r5:8503f38c r4:84f79c00 [ 1326.482750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.482799][ T32] r10:61c88647 r9:84fb1800 r8:84f79c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.482850][ T32] r4:84f79c00 [ 1326.482874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.482936][ T32] r10:00000000 r9:84f79c00 r8:80287e08 r7:e0611e60 r6:84f79c80 r5:84fb1800 [ 1326.482973][ T32] r4:00000001 [ 1326.482997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.483037][ T32] Exception stack(0xe05a9fb0 to 0xe05a9ff8) [ 1326.483070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.483100][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.483169][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1326.483699][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.484553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 13 printk messages dropped ** [ 1326.485312][ T32] r4:84f79100 ** 6 printk messages dropped ** [ 1326.485676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1326.486698][ T32] r5:84fb6c00 r4:8291a680 ** 8 printk messages dropped ** [ 1326.487026][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.487388][ T32] r5:8503fb8c r4:8503f800 ** 3 printk messages dropped ** [ 1326.487662][ T32] r10:61c88647 r9:84fb6c00 r8:84f79d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.511886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.512010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.512049][ T32] r4:84f7ff40 [ 1326.512725][ T32] INFO: task kworker/1:255:3774 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.512811][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.512972][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.513069][ T32] Call trace: [ 1326.513177][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.513273][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.513303][ T32] r4:00000000 [ 1326.513349][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.513430][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.513491][ T32] 5d20: b6e4f000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.513533][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1326.513749][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.514053][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.514538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.515150][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1326.515911][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.516184][ T32] r4:84fb0000 [ 1326.516224][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.516300][ T32] r5:84fb0000 r4:8291a680 [ 1326.516325][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.516367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.516411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0625e08 [ 1326.516465][ T32] r4:00000000 [ 1326.516492][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.516531][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.516570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.516641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60f40 [ 1326.516698][ T32] r4:00000000 [ 1326.516784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.516840][ T32] r9:83018205 r8:84fb0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.516922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.516973][ T32] r5:00001000 r4:dfce3000 [ 1326.516996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.517054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.517102][ T32] r5:8503ff8c r4:8503fc00 [ 1326.517123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.517170][ T32] r7:ddde2d80 r6:83018200 r5:8503ff8c r4:84f79e00 [ 1326.517221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517278][ T32] r10:61c88647 r9:84fb0000 r8:84f79e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.517303][ T32] r4:84f79e00 [ 1326.517324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.517372][ T32] r10:00000000 r9:84f79e00 r8:80287e08 r7:e0621e60 r6:84f79e80 r5:84fb0000 [ 1326.517433][ T32] r4:00000001 [ 1326.517487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.517622][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) [ 1326.532651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.532775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.532854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.532920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.533026][ T32] r4:8474ce00 [ 1326.533674][ T32] INFO: task kworker/1:256:3777 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.533812][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.534074][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.534223][ T32] Call trace: ** 13 printk messages dropped ** [ 1326.535292][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1326.536001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.536485][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1326.536867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1326.537256][ T32] r10:8291a684 r9:e0629d84 r8:00000002 r7:60000013 r6:e0629d8c r5:84fa9800 ** 5 printk messages dropped ** [ 1326.561901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0629e08 ** 6 printk messages dropped ** [ 1326.562598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.562994][ T32] r5:8504038c r4:85040000 ** 1 printk messages dropped ** [ 1326.563115][ T32] r7:ddde2d80 r6:83018200 r5:8504038c r4:84f79f00 ** 4 printk messages dropped ** [ 1326.563352][ T32] r10:00000000 r9:84f79f00 r8:80287e08 r7:e0625e60 r6:84f79f80 r5:84fa9800 ** 9 printk messages dropped ** [ 1326.564131][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.564788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1326.565381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.566000][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1326.566418][ T32] INFO: task kworker/1:258:3781 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.566840][ T32] r5:84796c00 r4:8291a680 ** 3 printk messages dropped ** [ 1326.566996][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.567164][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.567417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.567652][ T32] r5:8504078c r4:85040400 [ 1326.583334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.583504][ T32] r7:ddde2d80 r6:83018200 r5:8504078c r4:84349000 [ 1326.583555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.583720][ T32] r10:61c88647 r9:84796c00 r8:8434902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.583777][ T32] r4:84349000 [ 1326.583863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.583986][ T32] r10:00000000 r9:84349000 r8:80287e08 r7:e0629e60 r6:84df1a80 r5:84796c00 [ 1326.584042][ T32] r4:00000001 [ 1326.584091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.584213][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.584330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.584397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.584454][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.584519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.584687][ T32] r4:84743140 [ 1326.585484][ T32] INFO: task kworker/1:258:3781 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.585556][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.586015][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.586218][ T32] Call trace: [ 1326.586581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.586695][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.586749][ T32] r4:00000000 [ 1326.586796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.586876][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.586935][ T32] 5d20: b746f000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.587018][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.587090][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.587301][ T32] r5:800f0013 r4:80239bb0 [ 1326.587356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.587447][ T32] r4:82ac21e4 [ 1326.587530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.587692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.601877][ T32] r4:e0585dc0 [ 1326.601927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.601996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.602021][ T32] r4:00000000 [ 1326.602134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.602220][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.602248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.602311][ T32] r5:00001000 r4:dfb39000 [ 1326.602365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.602411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.602481][ T32] r5:8503ab8c r4:8503a800 [ 1326.602506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.602556][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.602577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.602626][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.602702][ T32] r4:84f79100 [ 1326.602728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.602827][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.602854][ T32] r4:00000001 [ 1326.602946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.602990][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.603021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.603163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.603193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.603226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.603274][ T32] r4:84f605c0 [ 1326.603304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.603347][ T32] INFO: task kworker/1:259:3783 blocked for more than 453 seconds. [ 1326.603495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.603615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.603643][ T32] task:kworker/1:259 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.603703][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.603749][ T32] Call trace: [ 1326.603837][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.604026][ T32] r10:8291a684 r9:e064dd84 r8:00000002 r7:60000113 r6:e064dd8c r5:84796000 [ 1326.604057][ T32] r4:84796000 [ 1326.604080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.604161][ T32] r5:84796000 r4:8291a680 [ 1326.604276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.604399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.604517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1326.604635][ T32] r4:00000000 [ 1326.604762][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.604801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.604856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.604901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743580 ** 6 printk messages dropped ** [ 1326.605656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.605795][ T32] r5:85040b8c r4:85040800 ** 2 printk messages dropped ** [ 1326.605984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.606307][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) ** 6 printk messages dropped ** [ 1326.607078][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.607483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1326.623556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.623584][ T32] r4:00000000 [ 1326.623631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.623684][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.623707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.623753][ T32] r5:00001000 r4:dfb39000 [ 1326.623842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.623889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.623963][ T32] r5:8503ab8c r4:8503a800 [ 1326.623989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.624041][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.624091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.624173][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.624199][ T32] r4:84f79100 [ 1326.624300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.624378][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.624431][ T32] r4:00000001 [ 1326.624455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.624501][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.624587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.624651][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.624682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.624737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.624763][ T32] r4:84f605c0 [ 1326.624841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.624875][ T32] INFO: task kworker/0:76:3786 blocked for more than 453 seconds. [ 1326.624910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.624935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.624959][ T32] task:kworker/0:76 state:D stack:0 pid:3786 tgid:3786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.625037][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.625083][ T32] Call trace: [ 1326.625131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.625246][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:84793c00 [ 1326.625310][ T32] r4:84793c00 ** 2 printk messages dropped ** [ 1326.625465][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1326.625824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.626025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.626121][ T32] r5:85041f8c r4:85041c00 [ 1326.626145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.626248][ T32] r7:dddced80 r6:83018000 r5:85041f8c r4:84df1b80 [ 1326.626290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.626340][ T32] r10:61c88647 r9:84793c00 r8:84df1bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.626364][ T32] r4:84df1b80 [ 1326.626384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.626429][ T32] r10:00000000 r9:84df1b80 r8:80287e08 r7:e0549e60 r6:84df1c00 r5:84793c00 [ 1326.626465][ T32] r4:00000001 [ 1326.626488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.626526][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1326.626554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.626582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.626608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.626636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.626658][ T32] r4:847e7d80 [ 1326.627105][ T32] INFO: task kworker/0:76:3786 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.627152][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.627243][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.627328][ T32] Call trace: [ 1326.627371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.627423][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.627461][ T32] r4:00000000 [ 1326.627484][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.627537][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.627570][ T32] 5d20: b7977000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.640272][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.640389][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.640428][ T32] r5:800f0013 r4:80239bb0 [ 1326.640484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.640552][ T32] r4:82ac21e4 [ 1326.640578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.640622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.640646][ T32] r4:e0585dc0 [ 1326.640760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.640988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.641539][ T32] r4:84f79100 ** 3 printk messages dropped ** [ 1326.641683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.642176][ T32] INFO: task kworker/1:260:3788 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.643040][ T32] r4:84ffc800 ** 5 printk messages dropped ** [ 1326.643401][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.643723][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.644000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.644314][ T32] r10:61c88647 r9:84ffc800 r8:8434912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.644737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.645529][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.645973][ T32] 5d20: b7caa000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 10 printk messages dropped ** [ 1326.646605][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.646871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.647330][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 3 printk messages dropped ** [ 1326.647525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.670699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.670810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.670880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.670909][ T32] r4:84f605c0 [ 1326.670945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.670975][ T32] INFO: task kworker/1:261:3790 blocked for more than 453 seconds. [ 1326.671009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.671034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.671057][ T32] task:kworker/1:261 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.671114][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.671207][ T32] Call trace: [ 1326.671240][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.671332][ T32] r10:8291a684 r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:84c8e000 [ 1326.671389][ T32] r4:84c8e000 [ 1326.671411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.671511][ T32] r5:84c8e000 r4:8291a680 [ 1326.671536][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.671592][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.671639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1326.671662][ T32] r4:00000000 [ 1326.671711][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.671756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.671854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.671900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743800 [ 1326.671924][ T32] r4:00000000 [ 1326.671981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.672034][ T32] r9:83018205 r8:84c8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1326.672086][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.672132][ T32] r5:00001000 r4:dffd9000 [ 1326.672153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.672248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.672360][ T32] r5:8504138c r4:85041000 [ 1326.672386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.672519][ T32] r7:ddde2d80 r6:83018200 r5:8504138c r4:84349180 [ 1326.672545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.672633][ T32] r10:61c88647 r9:84c8e000 r8:843491ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.672660][ T32] r4:84349180 [ 1326.672794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.672845][ T32] r10:00000000 r9:84349180 r8:80287e08 r7:e0631e60 r6:84df1d00 r5:84c8e000 [ 1326.672899][ T32] r4:00000001 [ 1326.672984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.673081][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1326.673113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.673142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.673170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.673282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.673309][ T32] r4:84743540 [ 1326.673751][ T32] INFO: task kworker/1:261:3790 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.673824][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.673923][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.673990][ T32] Call trace: [ 1326.674116][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.674171][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.674223][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.674330][ T32] 5d20: b8031000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1326.674784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1326.675205][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 6 printk messages dropped ** [ 1326.675514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.675806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1326.676187][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:84c80000 ** 8 printk messages dropped ** [ 1326.676490][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.676937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.677184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.677582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.694487][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1326.694857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1326.695585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.696027][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1326.696455][ T32] INFO: task kworker/1:263:3794 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.696905][ T32] r4:84c81800 ** 4 printk messages dropped ** [ 1326.697164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 ** 8 printk messages dropped ** [ 1326.715661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.716143][ T32] r7:ddde2d80 r6:83018200 r5:85041b8c r4:84349280 ** 3 printk messages dropped ** [ 1326.716283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.716332][ T32] r10:00000000 r9:84349280 r8:80287e08 r7:e0661e60 r6:84df1e00 r5:84c81800 [ 1326.716404][ T32] r4:00000001 [ 1326.716483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.716585][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1326.716734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.716858][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.716915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.716982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.717020][ T32] r4:84743680 [ 1326.717471][ T32] INFO: task kworker/1:263:3794 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.717611][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.720408][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.720530][ T32] Call trace: [ 1326.720598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.720658][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.720683][ T32] r4:00000000 [ 1326.720731][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.720778][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.720808][ T32] 5d20: b8558000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.720838][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.720876][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.720904][ T32] r5:800f0013 r4:80239bb0 [ 1326.720926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.720968][ T32] r4:82ac21e4 [ 1326.720989][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.721059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.721120][ T32] r4:e0585dc0 [ 1326.721173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.721247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.721279][ T32] r4:00000000 [ 1326.721332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.721412][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.721465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.721511][ T32] r5:00001000 r4:dfb39000 [ 1326.721533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.721573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.721615][ T32] r5:8503ab8c r4:8503a800 [ 1326.721635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.721681][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.721704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.721750][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.721786][ T32] r4:84f79100 [ 1326.721849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.721926][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.722047][ T32] r4:00000001 [ 1326.722081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.722168][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.722258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.722332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.722364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.722452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.722515][ T32] r4:84f605c0 [ 1326.722567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.722611][ T32] INFO: task kworker/1:264:3796 blocked for more than 453 seconds. [ 1326.722646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.722673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.722723][ T32] task:kworker/1:264 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.722783][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.722938][ T32] Call trace: [ 1326.722973][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.723079][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:84c80c00 [ 1326.723107][ T32] r4:84c80c00 [ 1326.723150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.723234][ T32] r5:84c80c00 r4:8291a680 [ 1326.723259][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.723306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.723349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1326.723424][ T32] r4:00000000 [ 1326.723449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.723495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.723563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.723607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743d80 [ 1326.723630][ T32] r4:00000000 [ 1326.723705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.723781][ T32] r9:83018205 r8:84c80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.723806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.723867][ T32] r5:00001000 r4:e0033000 [ 1326.723891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.723932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.724036][ T32] r5:8504238c r4:85042000 [ 1326.724087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.724138][ T32] r7:ddde2d80 r6:83018200 r5:8504238c r4:84349300 [ 1326.724159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.724205][ T32] r10:61c88647 r9:84c80c00 r8:8434932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.724226][ T32] r4:84349300 [ 1326.724246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.724297][ T32] r10:00000000 r9:84349300 r8:80287e08 r7:e067de60 r6:84df1e80 r5:84c80c00 [ 1326.724319][ T32] r4:00000001 [ 1326.724338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.724372][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1326.724397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.724452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.724496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.724530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.724582][ T32] r4:84743840 [ 1326.725032][ T32] INFO: task kworker/1:264:3796 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.725065][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.725122][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.725248][ T32] Call trace: [ 1326.725290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.725340][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.725419][ T32] r4:00000000 [ 1326.725450][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.725493][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.725549][ T32] 5d20: b8558000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.725583][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.725608][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.725666][ T32] r5:800f0013 r4:80239bb0 [ 1326.725722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.725849][ T32] r4:82ac21e4 [ 1326.725876][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.725920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.725944][ T32] r4:e0585dc0 [ 1326.725975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.726020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.726101][ T32] r4:00000000 [ 1326.726125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.726171][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.726256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.726328][ T32] r5:00001000 r4:dfb39000 [ 1326.726354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.726394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.726436][ T32] r5:8503ab8c r4:8503a800 [ 1326.726456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.726504][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.726526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.726572][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1326.726626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1326.726922][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.727114][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1326.727274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.727476][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.744910][ T32] r5:84c83000 r4:8291a680 ** 1 printk messages dropped ** [ 1326.744971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.745255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743840 ** 6 printk messages dropped ** [ 1326.745609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.745653][ T32] r5:85042b8c r4:85042800 [ 1326.745702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.745809][ T32] r7:ddde2d80 r6:83018200 r5:85042b8c r4:84349380 [ 1326.745837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.745956][ T32] r10:61c88647 r9:84c83000 r8:843493ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.745983][ T32] r4:84349380 [ 1326.746006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.746083][ T32] r10:00000000 r9:84349380 r8:80287e08 r7:e0699e60 r6:84df1f00 r5:84c83000 [ 1326.746139][ T32] r4:00000001 [ 1326.746163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.746245][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1326.746316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.746350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.746415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.746450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.746477][ T32] r4:84743c00 [ 1326.746921][ T32] INFO: task kworker/1:265:3799 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.746955][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.747115][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.747195][ T32] Call trace: [ 1326.747273][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.747336][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.747361][ T32] r4:00000000 [ 1326.747409][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.747454][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.747485][ T32] 5d20: b881e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.747514][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.747590][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.761050][ T32] r5:800f0013 r4:80239bb0 [ 1326.761100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.761181][ T32] r4:82ac21e4 [ 1326.761206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.761251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.761282][ T32] r4:e0585dc0 [ 1326.761321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.761368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.761444][ T32] r4:00000000 [ 1326.761496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.761546][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.761569][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.761635][ T32] r5:00001000 r4:dfb39000 [ 1326.761659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.761727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.761776][ T32] r5:8503ab8c r4:8503a800 [ 1326.761826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.761984][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.762045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.762116][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.762171][ T32] r4:84f79100 [ 1326.762232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762364][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.762430][ T32] r4:00000001 [ 1326.762455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762495][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.762525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.762554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.762581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.762609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.762632][ T32] r4:84f605c0 [ 1326.762656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.762772][ T32] INFO: task kworker/0:77:3800 blocked for more than 453 seconds. [ 1326.762811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.762838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.762888][ T32] task:kworker/0:77 state:D stack:0 pid:3800 tgid:3800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.762985][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.763084][ T32] Call trace: [ 1326.763237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.763305][ T32] r10:8291a684 r9:e06b1d84 r8:00000002 r7:60000113 r6:e06b1d8c r5:84c83c00 [ 1326.763330][ T32] r4:84c83c00 [ 1326.763379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.763428][ T32] r5:84c83c00 r4:8291a680 [ 1326.763506][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.763571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.763673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b1e08 [ 1326.763699][ T32] r4:00000000 [ 1326.763721][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.763813][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.763852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.763894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84dde580 [ 1326.763917][ T32] r4:00000000 [ 1326.763937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.764009][ T32] r9:83018005 r8:84c83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1326.764035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.764105][ T32] r5:00001000 r4:e07d1000 [ 1326.764131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.764172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.764213][ T32] r5:8321f38c r4:8321f000 [ 1326.764281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.764331][ T32] r7:dddced80 r6:83018000 r5:8321f38c r4:84df1f80 [ 1326.764371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.764450][ T32] r10:61c88647 r9:84c83c00 r8:84df1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.764476][ T32] r4:84df1f80 [ 1326.764495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.764539][ T32] r10:00000000 r9:84df1f80 r8:80287e08 r7:e0549e60 r6:84fed000 r5:84c83c00 [ 1326.764563][ T32] r4:00000001 [ 1326.764582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.764617][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) [ 1326.764643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.764699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.764728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.764814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.764847][ T32] r4:84fec000 [ 1326.765332][ T32] INFO: task kworker/0:77:3800 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.765394][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.765493][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.765598][ T32] Call trace: [ 1326.765656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.765714][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.765739][ T32] r4:00000000 [ 1326.765788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.765832][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.765887][ T32] 5d20: b8a6e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.765926][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.765952][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.765975][ T32] r5:800f0013 r4:80239bb0 [ 1326.765996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.766043][ T32] r4:82ac21e4 [ 1326.766090][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.766140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.766163][ T32] r4:e0585dc0 [ 1326.766222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.766336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.766363][ T32] r4:00000000 [ 1326.766386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.766458][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.766529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.766574][ T32] r5:00001000 r4:dfb39000 [ 1326.766594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.766633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.766676][ T32] r5:8503ab8c r4:8503a800 [ 1326.766695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.766769][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.766795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.766843][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.766865][ T32] r4:84f79100 [ 1326.766885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.766930][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.766953][ T32] r4:00000001 [ 1326.766971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.767059][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.767089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.767120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.767148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.767204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.767230][ T32] r4:84f605c0 [ 1326.767252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.767314][ T32] INFO: task kworker/1:266:3801 blocked for more than 453 seconds. [ 1326.767346][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.767371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.767420][ T32] task:kworker/1:266 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.767497][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.786003][ T32] Call trace: [ 1326.786132][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.786311][ T32] r10:8291a684 r9:e06b5d84 r8:00000002 r7:60000113 r6:e06b5d8c r5:84c84800 [ 1326.786371][ T32] r4:84c84800 [ 1326.786570][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.786682][ T32] r5:84c84800 r4:8291a680 [ 1326.786756][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.786856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.786936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b5e08 [ 1326.786990][ T32] r4:00000000 [ 1326.787040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.787131][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.787207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.787278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743f00 [ 1326.787317][ T32] r4:00000000 [ 1326.787350][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1326.787483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.798612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.798801][ T32] r5:8504278c r4:85042400 [ 1326.798882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.799153][ T32] r10:61c88647 r9:84c84800 r8:8434942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1326.799374][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.799700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.799847][ T32] r4:84743c00 ** 2 printk messages dropped ** [ 1326.800833][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.800946][ T32] Call trace: [ 1326.801127][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.801216][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.801254][ T32] r4:00000000 [ 1326.801288][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.801360][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.801424][ T32] 5d20: b8e58000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.801483][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.801561][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.801622][ T32] r5:800f0013 r4:80239bb0 [ 1326.801671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.801807][ T32] r4:82ac21e4 [ 1326.801904][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.802004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.802066][ T32] r4:e0585dc0 [ 1326.802110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.802287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.802435][ T32] r4:00000000 [ 1326.802488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.802647][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.802719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.802791][ T32] r5:00001000 r4:dfb39000 [ 1326.802824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.802945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.803018][ T32] r5:8503ab8c r4:8503a800 [ 1326.803165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.803247][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.803282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.803470][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.803598][ T32] r4:84f79100 [ 1326.803727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.803849][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.803888][ T32] r4:00000001 [ 1326.803939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.804067][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.804114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.804160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.804202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.804249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.804287][ T32] r4:84f605c0 [ 1326.804360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.804409][ T32] INFO: task kworker/1:267:3804 blocked for more than 453 seconds. [ 1326.804461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.804539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.804577][ T32] task:kworker/1:267 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.804717][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.804785][ T32] Call trace: [ 1326.804834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.804957][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84c85400 [ 1326.805092][ T32] r4:84c85400 [ 1326.805214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.805288][ T32] r5:84c85400 r4:8291a680 [ 1326.805321][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.805429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.805501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1326.805567][ T32] r4:00000000 [ 1326.805616][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.805789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.805873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.806001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847432c0 [ 1326.806316][ T32] r4:00000000 [ 1326.806385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.806474][ T32] r9:83018205 r8:84c85400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1326.806549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.806688][ T32] r5:00001000 r4:e007f000 [ 1326.806737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.806816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.807093][ T32] r5:85042f8c r4:85042c00 [ 1326.807244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.807339][ T32] r7:ddde2d80 r6:83018200 r5:85042f8c r4:84349480 [ 1326.807375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.807451][ T32] r10:61c88647 r9:84c85400 r8:843494ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.807650][ T32] r4:84349480 [ 1326.831703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.832002][ T32] r10:00000000 r9:84349480 r8:80287e08 r7:e06a1e60 r6:84fed100 r5:84c85400 [ 1326.832057][ T32] r4:00000001 [ 1326.832093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.832202][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1326.832256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.832307][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.832352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.832402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.832438][ T32] r4:84743e40 [ 1326.833142][ T32] INFO: task kworker/1:267:3804 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.833260][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.833427][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.833508][ T32] Call trace: [ 1326.833562][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.833712][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.833756][ T32] r4:00000000 [ 1326.834050][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.834121][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.834169][ T32] 5d20: b9028000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.834259][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.834317][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.834568][ T32] r5:800f0013 r4:80239bb0 [ 1326.834618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.834692][ T32] r4:82ac21e4 [ 1326.834862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.834936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.834976][ T32] r4:e0585dc0 [ 1326.835010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.835085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.835121][ T32] r4:00000000 [ 1326.835183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.835263][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.835300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.835409][ T32] r5:00001000 r4:dfb39000 [ 1326.835537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.835618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.835707][ T32] r5:8503ab8c r4:8503a800 [ 1326.835750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.835958][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.836043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.836187][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.836243][ T32] r4:84f79100 [ 1326.836307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.836407][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.836663][ T32] r4:00000001 [ 1326.837168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.837301][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.837375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.837520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.837673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.864586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.864679][ T32] r4:84f605c0 [ 1326.864724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.864788][ T32] INFO: task kworker/1:268:3806 blocked for more than 453 seconds. [ 1326.864843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.864883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.864919][ T32] task:kworker/1:268 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.865014][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.865120][ T32] Call trace: [ 1326.865172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.865259][ T32] r10:8291a684 r9:e06bdd84 r8:00000002 r7:60000013 r6:e06bdd8c r5:84c86000 [ 1326.865341][ T32] r4:84c86000 [ 1326.865382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.865453][ T32] r5:84c86000 r4:8291a680 [ 1326.865487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.865566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.865748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06bde08 [ 1326.865823][ T32] r4:00000000 [ 1326.865924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.866055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.866153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.866290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e7180 [ 1326.866368][ T32] r4:00000000 [ 1326.866417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.866515][ T32] r9:83018205 r8:84c86000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1326.866557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866626][ T32] r5:00001000 r4:e00a1000 [ 1326.866660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.866724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866792][ T32] r5:8504338c r4:85043000 [ 1326.866827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.866903][ T32] r7:ddde2d80 r6:83018200 r5:8504338c r4:84349500 [ 1326.866988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.867078][ T32] r10:61c88647 r9:84c86000 r8:8434952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.867116][ T32] r4:84349500 [ 1326.867149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.867252][ T32] r10:00000000 r9:84349500 r8:80287e08 r7:e06b9e60 r6:84fed180 r5:84c86000 [ 1326.867295][ T32] r4:00000001 [ 1326.867330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.867392][ T32] Exception stack(0xe06bdfb0 to 0xe06bdff8) [ 1326.867438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.867485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.867528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.875390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.875505][ T32] r4:84743a80 [ 1326.876241][ T32] INFO: task kworker/1:268:3806 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.876324][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.876640][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.876810][ T32] Call trace: [ 1326.877043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.877153][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.877220][ T32] r4:00000000 [ 1326.877266][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.877352][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.877416][ T32] 5d20: b92bf000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.877495][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.877576][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.888325][ T32] r5:800f0013 r4:80239bb0 [ 1326.888473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.888601][ T32] r4:82ac21e4 [ 1326.888709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.888940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.889060][ T32] r4:e0585dc0 [ 1326.889189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.889291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.889345][ T32] r4:00000000 [ 1326.889392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.889490][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.889540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.889652][ T32] r5:00001000 r4:dfb39000 [ 1326.889790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.889883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.890341][ T32] r5:8503ab8c r4:8503a800 [ 1326.890416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.890570][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.890690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.890795][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.890882][ T32] r4:84f79100 [ 1326.890933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.891028][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.891085][ T32] r4:00000001 [ 1326.891129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.891210][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.891273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.891583][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.891752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.891866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.891902][ T32] r4:84f605c0 [ 1326.891935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.892322][ T32] INFO: task kworker/1:269:3808 blocked for more than 453 seconds. [ 1326.892538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.892654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.892683][ T32] task:kworker/1:269 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.892890][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.893018][ T32] Call trace: [ 1326.893064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.893176][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84c86c00 [ 1326.893206][ T32] r4:84c86c00 [ 1326.893251][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.893305][ T32] r5:84c86c00 r4:8291a680 [ 1326.893326][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.893365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.893409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1326.893432][ T32] r4:00000000 [ 1326.893452][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.893511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.893550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.893593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f7db40 [ 1326.893617][ T32] r4:00000000 [ 1326.893673][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.893778][ T32] r9:83018205 r8:84c86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1326.893858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.893906][ T32] r5:00001000 r4:e00b7000 [ 1326.893957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.894010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.894063][ T32] r5:8504378c r4:85043400 [ 1326.894124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.894176][ T32] r7:ddde2d80 r6:83018200 r5:8504378c r4:84349580 [ 1326.894247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.894371][ T32] r10:61c88647 r9:84c86c00 r8:843495ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.894399][ T32] r4:84349580 [ 1326.894420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.894467][ T32] r10:00000000 r9:84349580 r8:80287e08 r7:e06bde60 r6:84fed200 r5:84c86c00 [ 1326.894504][ T32] r4:00000001 [ 1326.894526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.894563][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1326.894613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.894699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.894729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.894814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.894868][ T32] r4:84743600 [ 1326.895329][ T32] INFO: task kworker/1:269:3808 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.895417][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.895540][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.895613][ T32] Call trace: [ 1326.895730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.895784][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.895809][ T32] r4:00000000 [ 1326.895829][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.895953][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.895987][ T32] 5d20: b9355000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.896020][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.896081][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.896113][ T32] r5:800f0013 r4:80239bb0 [ 1326.896133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.896175][ T32] r4:82ac21e4 [ 1326.896222][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.896269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.896293][ T32] r4:e0585dc0 [ 1326.896312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.896352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.896374][ T32] r4:00000000 [ 1326.896422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.896470][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.896492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.896533][ T32] r5:00001000 r4:dfb39000 [ 1326.896580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.896652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.896697][ T32] r5:8503ab8c r4:8503a800 [ 1326.896774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.896826][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.896848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.896920][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.896944][ T32] r4:84f79100 [ 1326.896987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.897147][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.897229][ T32] r4:00000001 [ 1326.897291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.897366][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.897478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.918003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.918157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.918243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.918280][ T32] r4:84f605c0 [ 1326.918388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.918452][ T32] INFO: task kworker/1:270:3811 blocked for more than 453 seconds. [ 1326.918504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.918535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.918560][ T32] task:kworker/1:270 state:D stack:0 pid:3811 tgid:3811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.918675][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.918941][ T32] Call trace: [ 1326.919068][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.919179][ T32] r10:8291a684 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:84c82400 [ 1326.919250][ T32] r4:84c82400 [ 1326.919324][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.919432][ T32] r5:84c82400 r4:8291a680 [ 1326.919482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.919596][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.919698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1326.919804][ T32] r4:00000000 [ 1326.919875][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.919955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.920050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.920162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753140 [ 1326.920242][ T32] r4:00000000 [ 1326.920302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.920410][ T32] r9:83018205 r8:84c82400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1326.920464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.920559][ T32] r5:00001000 r4:e00ff000 [ 1326.920610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.920690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.920783][ T32] r5:85043b8c r4:85043800 [ 1326.920833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.920932][ T32] r7:ddde2d80 r6:83018200 r5:85043b8c r4:84349600 [ 1326.920987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.921098][ T32] r10:61c88647 r9:84c82400 r8:8434962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.921150][ T32] r4:84349600 [ 1326.921200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.921308][ T32] r10:00000000 r9:84349600 r8:80287e08 r7:e06c1e60 r6:84fed280 r5:84c82400 [ 1326.921374][ T32] r4:00000001 [ 1326.921458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.921574][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1326.921641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.921706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.921798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.921874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.921936][ T32] r4:84753100 [ 1326.922798][ T32] INFO: task kworker/1:270:3811 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.922882][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.923015][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.923179][ T32] Call trace: [ 1326.923281][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.923410][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.923481][ T32] r4:00000000 [ 1326.923534][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.923637][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.923719][ T32] 5d20: b9669000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.923794][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.923857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.923915][ T32] r5:800f0013 r4:80239bb0 [ 1326.923991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.924115][ T32] r4:82ac21e4 [ 1326.924167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.924293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.924357][ T32] r4:e0585dc0 [ 1326.924409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.924507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.924563][ T32] r4:00000000 [ 1326.924612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.924736][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.924806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.924906][ T32] r5:00001000 r4:dfb39000 [ 1326.924978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.925081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.925176][ T32] r5:8503ab8c r4:8503a800 [ 1326.925230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.925339][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.925396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.925500][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.925551][ T32] r4:84f79100 [ 1326.925619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.925730][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.925804][ T32] r4:00000001 [ 1326.925874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.925975][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.926047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.926141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.926246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.926316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.926373][ T32] r4:84f605c0 [ 1326.926446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.926517][ T32] INFO: task kworker/1:271:3812 blocked for more than 453 seconds. [ 1326.926638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.926701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.926753][ T32] task:kworker/1:271 state:D stack:0 pid:3812 tgid:3812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.926858][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.927000][ T32] Call trace: [ 1326.927113][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.927222][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000013 r6:e06c9d8c r5:84e48000 [ 1326.927279][ T32] r4:84e48000 [ 1326.927334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.927453][ T32] r5:84e48000 r4:8291a680 [ 1326.927509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.927673][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.962274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1326.962370][ T32] r4:00000000 [ 1326.962399][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.962486][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.962532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.962576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753340 [ 1326.962600][ T32] r4:00000000 [ 1326.962637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.962689][ T32] r9:83018205 r8:84e48000 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1326.962712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.962774][ T32] r5:00001000 r4:df98b000 [ 1326.962810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.962853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.962940][ T32] r5:85043f8c r4:85043c00 [ 1326.962966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.963015][ T32] r7:ddde2d80 r6:83018200 r5:85043f8c r4:84349680 [ 1326.963052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.963119][ T32] r10:61c88647 r9:84e48000 r8:843496ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.963175][ T32] r4:84349680 [ 1326.963230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.963301][ T32] r10:00000000 r9:84349680 r8:80287e08 r7:e06c5e60 r6:84fed300 r5:84e48000 [ 1326.963328][ T32] r4:00000001 [ 1326.963350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.963388][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.963419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.963447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.963473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.963501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.963523][ T32] r4:84753280 [ 1326.963963][ T32] INFO: task kworker/1:271:3812 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.963998][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.964076][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.964123][ T32] Call trace: [ 1326.964199][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.964254][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.964278][ T32] r4:00000000 [ 1326.964298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.964338][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.964365][ T32] 5d20: b9b52000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.964420][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.964450][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.964476][ T32] r5:800f0013 r4:80239bb0 [ 1326.964497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.964539][ T32] r4:82ac21e4 [ 1326.964558][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.964599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.964622][ T32] r4:e0585dc0 [ 1326.964667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.964739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.964791][ T32] r4:00000000 [ 1326.964816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.964891][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.964918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.964961][ T32] r5:00001000 r4:dfb39000 [ 1326.964981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.965020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.965094][ T32] r5:8503ab8c r4:8503a800 [ 1326.965144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.965195][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.965242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.965324][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.965370][ T32] r4:84f79100 [ 1326.965418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.965499][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.965579][ T32] r4:00000001 [ 1326.965602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.965666][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.965722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.965758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.965798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.965856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.965882][ T32] r4:84f605c0 [ 1326.965909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.965970][ T32] INFO: task kworker/1:272:3813 blocked for more than 453 seconds. [ 1326.966010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.966044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.966067][ T32] task:kworker/1:272 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.966114][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.966185][ T32] Call trace: [ 1326.966354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.966416][ T32] r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000113 r6:e06cdd8c r5:84e48c00 [ 1326.966439][ T32] r4:84e48c00 [ 1326.966461][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.966504][ T32] r5:84e48c00 r4:8291a680 [ 1326.966524][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.966560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.966602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1326.966625][ T32] r4:00000000 [ 1326.966671][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.966710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.966804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.966897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753500 [ 1326.966954][ T32] r4:00000000 [ 1326.967002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.967123][ T32] r9:83018205 r8:84e48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.967177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.967265][ T32] r5:00001000 r4:df9db000 [ 1326.967317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.967409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.967505][ T32] r5:8504438c r4:85044000 [ 1326.967657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.974736][ T32] r7:ddde2d80 r6:83018200 r5:8504438c r4:84349700 [ 1326.974779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.974863][ T32] r10:61c88647 r9:84e48c00 r8:8434972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.974892][ T32] r4:84349700 [ 1326.974914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.974963][ T32] r10:00000000 r9:84349700 r8:80287e08 r7:e06c9e60 r6:84fed380 r5:84e48c00 [ 1326.975024][ T32] r4:00000001 [ 1326.975062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.975109][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1326.975164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.975198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.975265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.975303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.975327][ T32] r4:847531c0 [ 1326.975740][ T32] INFO: task kworker/1:272:3813 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.975774][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.975864][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.975971][ T32] Call trace: [ 1326.976009][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.976073][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.976098][ T32] r4:00000000 [ 1326.976119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.976192][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.976225][ T32] 5d20: b9b52000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.976254][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.976279][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.976304][ T32] r5:800f0013 r4:80239bb0 [ 1326.976326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.976369][ T32] r4:82ac21e4 [ 1326.976389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.976429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.976452][ T32] r4:e0585dc0 [ 1326.976501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.976548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.976573][ T32] r4:00000000 [ 1326.976593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.976639][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.976661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.976703][ T32] r5:00001000 r4:dfb39000 [ 1326.976723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.976762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.976805][ T32] r5:8503ab8c r4:8503a800 [ 1326.976824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.976871][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.976892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.976938][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.976991][ T32] r4:84f79100 [ 1326.977017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.977072][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.977096][ T32] r4:00000001 [ 1326.977115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.977150][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.977176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.977203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.977230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.977260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.977297][ T32] r4:84f605c0 [ 1326.977320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.977359][ T32] INFO: task kworker/1:273:3816 blocked for more than 453 seconds. [ 1326.977394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.977419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.977440][ T32] task:kworker/1:273 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.977486][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.977527][ T32] Call trace: [ 1326.977576][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.988044][ T32] r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:84e4a400 [ 1326.988134][ T32] r4:84e4a400 [ 1326.988161][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.988224][ T32] r5:84e4a400 r4:8291a680 [ 1326.988245][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.988285][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.988328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1326.988352][ T32] r4:00000000 [ 1326.988375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.988409][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.988447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.988488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753600 [ 1326.988511][ T32] r4:00000000 [ 1326.988531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.988577][ T32] r9:83018205 r8:84e4a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1326.988600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.988644][ T32] r5:00001000 r4:dfa2d000 [ 1326.988664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.988702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.988743][ T32] r5:8504478c r4:85044400 [ 1326.988765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.988813][ T32] r7:ddde2d80 r6:83018200 r5:8504478c r4:84349780 [ 1326.988834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.988881][ T32] r10:61c88647 r9:84e4a400 r8:843497ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.988904][ T32] r4:84349780 [ 1326.988948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.989000][ T32] r10:00000000 r9:84349780 r8:80287e08 r7:e06cde60 r6:84fed400 r5:84e4a400 [ 1326.989024][ T32] r4:00000001 [ 1326.989050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.989088][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1326.989117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.989145][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.989171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.989201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.989239][ T32] r4:84753380 [ 1326.989659][ T32] INFO: task kworker/1:273:3816 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.989693][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.989761][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.989806][ T32] Call trace: [ 1326.989853][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.989907][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.989931][ T32] r4:00000000 [ 1326.989951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.989989][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.990017][ T32] 5d20: b9d06000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.990052][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.990077][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.990103][ T32] r5:800f0013 r4:80239bb0 [ 1326.990137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.990184][ T32] r4:82ac21e4 [ 1326.990238][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.990282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.990306][ T32] r4:e0585dc0 [ 1326.990326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.990396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.990448][ T32] r4:00000000 [ 1326.990497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.990594][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.990646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.990736][ T32] r5:00001000 r4:dfb39000 [ 1326.990782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.990898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991007][ T32] r5:8503ab8c r4:8503a800 [ 1326.991068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.991177][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.991231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.991334][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.991414][ T32] r4:84f79100 [ 1326.991473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.991575][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.991655][ T32] r4:00000001 [ 1326.991710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.991792][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.991858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.991925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.991982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.992058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.992116][ T32] r4:84f605c0 [ 1326.992167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.992234][ T32] INFO: task kworker/1:274:3818 blocked for more than 453 seconds. [ 1326.992308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.992368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.992442][ T32] task:kworker/1:274 state:D stack:0 pid:3818 tgid:3818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.992607][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.992685][ T32] Call trace: [ 1326.992718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.992767][ T32] r10:8291a684 r9:e06ddd84 r8:00000002 r7:60000013 r6:e06ddd8c r5:84e4bc00 [ 1326.992790][ T32] r4:84e4bc00 [ 1326.992810][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.992872][ T32] r5:84e4bc00 r4:8291a680 [ 1326.992897][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.992936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.992976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1326.992998][ T32] r4:00000000 [ 1326.993017][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.993060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.993098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.993140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753b40 [ 1326.993177][ T32] r4:00000000 [ 1326.993212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.993260][ T32] r9:83018205 r8:84e4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1326.993357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.993402][ T32] r5:00001000 r4:dfd5b000 [ 1326.993422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.993460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.993501][ T32] r5:8504578c r4:85045400 [ 1326.993522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.993568][ T32] r7:ddde2d80 r6:83018200 r5:8504578c r4:84349800 [ 1326.993589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.993647][ T32] r10:61c88647 r9:84e4bc00 r8:8434982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.993673][ T32] r4:84349800 [ 1326.993692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.993738][ T32] r10:00000000 r9:84349800 r8:80287e08 r7:e06d5e60 r6:84fed480 r5:84e4bc00 [ 1326.993760][ T32] r4:00000001 [ 1326.993781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.993830][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1326.993860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.993889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.993915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.993956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.993982][ T32] r4:84753380 [ 1326.994249][ T32] INFO: task kworker/1:274:3818 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1326.994318][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.994379][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.994423][ T32] Call trace: [ 1326.994453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.994503][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1326.994527][ T32] r4:00000000 [ 1326.994547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.994599][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1326.994656][ T32] 5d20: b9d06000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1326.994708][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1326.994761][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1326.994789][ T32] r5:800f0013 r4:80239bb0 [ 1326.994810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.994853][ T32] r4:82ac21e4 [ 1326.994873][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.994914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1326.994936][ T32] r4:e0585dc0 [ 1326.994957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.995002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1326.995025][ T32] r4:00000000 [ 1326.995057][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.995105][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1326.995126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.995170][ T32] r5:00001000 r4:dfb39000 [ 1326.995191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.995230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.995271][ T32] r5:8503ab8c r4:8503a800 [ 1326.995292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.995339][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1326.995361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.995423][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.995450][ T32] r4:84f79100 [ 1326.995471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.995519][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1326.995544][ T32] r4:00000001 [ 1326.995563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.995637][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1326.995692][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.995726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.995753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.995781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.995803][ T32] r4:84f605c0 [ 1326.995839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.995869][ T32] INFO: task kworker/1:275:3819 blocked for more than 453 seconds. [ 1326.995897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.995920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.995942][ T32] task:kworker/1:275 state:D stack:0 pid:3819 tgid:3819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.995986][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.996074][ T32] Call trace: [ 1326.996122][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.996173][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:84e49800 [ 1326.996220][ T32] r4:84e49800 [ 1326.996252][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.996322][ T32] r5:84e49800 r4:8291a680 [ 1326.996347][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.996388][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.996432][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1326.996455][ T32] r4:00000000 [ 1326.996474][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.996508][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.996541][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.996608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753780 [ 1326.996658][ T32] r4:00000000 [ 1326.996682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.996729][ T32] r9:83018205 r8:84e49800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1326.996751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.996818][ T32] r5:00001000 r4:dfa8d000 [ 1326.996844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.996885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.996944][ T32] r5:85044b8c r4:85044800 [ 1326.996967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.997031][ T32] r7:ddde2d80 r6:83018200 r5:85044b8c r4:84349880 [ 1326.997060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.997110][ T32] r10:61c88647 r9:84e49800 r8:843498ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.997133][ T32] r4:84349880 [ 1326.997217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.997267][ T32] r10:00000000 r9:84349880 r8:80287e08 r7:e06dde60 r6:84fed500 r5:84e49800 [ 1326.997290][ T32] r4:00000001 [ 1326.997310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.997386][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1326.997448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.997480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.997507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.997537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.997609][ T32] r4:84753400 [ 1327.024829][ T32] INFO: task kworker/1:275:3819 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.024891][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.024966][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.025032][ T32] Call trace: [ 1327.025075][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.025168][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.025222][ T32] r4:00000000 [ 1327.025272][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.025363][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.025445][ T32] 5d20: ba105000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.025513][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.025569][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.025626][ T32] r5:800f0013 r4:80239bb0 [ 1327.025679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.025798][ T32] r4:82ac21e4 [ 1327.025858][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.025952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.026004][ T32] r4:e0585dc0 [ 1327.026061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.026154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.026249][ T32] r4:00000000 [ 1327.026304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.026410][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.026463][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.026554][ T32] r5:00001000 r4:dfb39000 [ 1327.026630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.026726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.026820][ T32] r5:8503ab8c r4:8503a800 [ 1327.026871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.026978][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.027056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.027168][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.027220][ T32] r4:84f79100 [ 1327.027267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.027375][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.027430][ T32] r4:00000001 [ 1327.027481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.027605][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.033727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.033775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.033804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.033836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.033875][ T32] r4:84f605c0 [ 1327.033905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.033960][ T32] INFO: task kworker/1:276:3822 blocked for more than 453 seconds. [ 1327.034033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.034068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.034092][ T32] task:kworker/1:276 state:D stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.034149][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.034237][ T32] Call trace: [ 1327.034335][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.034418][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84e4b000 [ 1327.034454][ T32] r4:84e4b000 [ 1327.034475][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.034520][ T32] r5:84e4b000 r4:8291a680 [ 1327.034588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.034633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.034677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1327.034701][ T32] r4:00000000 [ 1327.034741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.034781][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.034820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.034861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753880 [ 1327.034885][ T32] r4:00000000 [ 1327.034904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.034951][ T32] r9:83018205 r8:84e4b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.034973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.035016][ T32] r5:00001000 r4:dfad9000 [ 1327.035043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.035084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.035127][ T32] r5:85044f8c r4:85044c00 [ 1327.035147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.035195][ T32] r7:ddde2d80 r6:83018200 r5:85044f8c r4:84349900 [ 1327.035216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.035263][ T32] r10:61c88647 r9:84e4b000 r8:8434992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.035300][ T32] r4:84349900 [ 1327.035325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.035373][ T32] r10:00000000 r9:84349900 r8:80287e08 r7:e06dde60 r6:84fed580 r5:84e4b000 [ 1327.035396][ T32] r4:00000001 [ 1327.035415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.035480][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1327.035511][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.035567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.036246][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.036558][ T32] 5d20: ba105000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1327.036820][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1327.037093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.053016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.053476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.053838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1327.054105][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.054328][ T32] r4:00000000 [ 1327.054348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.054395][ T32] r9:83018205 r8:85002400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.054417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.054459][ T32] r5:00001000 r4:dfb15000 [ 1327.054479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.054518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.054561][ T32] r5:8504538c r4:85045000 [ 1327.054581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.054627][ T32] r7:ddde2d80 r6:83018200 r5:8504538c r4:84349980 [ 1327.054667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.054742][ T32] r10:61c88647 r9:85002400 r8:843499ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.054770][ T32] r4:84349980 [ 1327.054790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.054835][ T32] r10:00000000 r9:84349980 r8:80287e08 r7:e06dde60 r6:84349a00 r5:85002400 [ 1327.054857][ T32] r4:00000001 [ 1327.054878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.054912][ T32] Exception stack(0xe05b1fb0 to 0xe05b1ff8) [ 1327.054939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.054967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.054994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.055024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.055054][ T32] r4:84753680 [ 1327.055483][ T32] INFO: task kworker/1:277:3823 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.055519][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.055606][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.055686][ T32] Call trace: [ 1327.055755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.055839][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.055866][ T32] r4:00000000 [ 1327.055887][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.055929][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.055957][ T32] 5d20: ba334000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.055985][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.056042][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.056070][ T32] r5:800f0013 r4:80239bb0 [ 1327.056091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.056134][ T32] r4:82ac21e4 [ 1327.056154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.056282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.056318][ T32] r4:e0585dc0 [ 1327.056338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.056382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.056404][ T32] r4:00000000 [ 1327.056424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.056468][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.056490][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.056531][ T32] r5:00001000 r4:dfb39000 [ 1327.056552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.056592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.056633][ T32] r5:8503ab8c r4:8503a800 [ 1327.056652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.056699][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.056719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.056767][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.056789][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1327.056866][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1327.057181][ T32] INFO: task kworker/1:278:3826 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1327.057434][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:85001800 ** 8 printk messages dropped ** [ 1327.069248][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.069993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.070370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.070863][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) ** 4 printk messages dropped ** [ 1327.071182][ T32] r4:84753840 ** 3 printk messages dropped ** [ 1327.071874][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.072095][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1327.072292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1327.073140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1327.073870][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.074077][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.074790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.075149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.075363][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.075591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.075637][ T32] r5:85045f8c r4:85045c00 [ 1327.075682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.075736][ T32] r7:ddde2d80 r6:83018200 r5:85045f8c r4:84349b80 [ 1327.075758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.075807][ T32] r10:61c88647 r9:85003000 r8:84349bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.075830][ T32] r4:84349b80 [ 1327.075849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.075892][ T32] r10:00000000 r9:84349b80 r8:80287e08 r7:e06f9e60 r6:84349c00 r5:85003000 [ 1327.075914][ T32] r4:00000001 [ 1327.075933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.075967][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1327.075995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.076022][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.076056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.076085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.076109][ T32] r4:84753a80 [ 1327.076341][ T32] INFO: task kworker/1:279:3828 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.076375][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.076432][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.076500][ T32] Call trace: [ 1327.076543][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.076594][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.076618][ T32] r4:00000000 [ 1327.076637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.076677][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.076705][ T32] 5d20: ba334000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.076752][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.076781][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.076817][ T32] r5:800f0013 r4:80239bb0 [ 1327.076890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.076936][ T32] r4:82ac21e4 [ 1327.076957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.076999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.077022][ T32] r4:e0585dc0 [ 1327.077046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.077090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.077113][ T32] r4:00000000 [ 1327.077145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.077195][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.077298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.077354][ T32] r5:00001000 r4:dfb39000 [ 1327.077393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.077437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.077479][ T32] r5:8503ab8c r4:8503a800 [ 1327.077498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.077549][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.077572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.077728][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.103912][ T32] r4:84f79100 [ 1327.103965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.104051][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.104095][ T32] r4:00000001 [ 1327.104123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.104165][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.104196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.104225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.104298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.104334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.104358][ T32] r4:84f605c0 [ 1327.104382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.104425][ T32] INFO: task kworker/1:280:3830 blocked for more than 453 seconds. [ 1327.104461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.104500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.104529][ T32] task:kworker/1:280 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.104588][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.104695][ T32] Call trace: [ 1327.104758][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.104816][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000113 r6:e0701d8c r5:85003c00 [ 1327.104840][ T32] r4:85003c00 [ 1327.104860][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.104903][ T32] r5:85003c00 r4:8291a680 [ 1327.104935][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.105297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84753f40 ** 6 printk messages dropped ** [ 1327.105585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.105637][ T32] r5:8504638c r4:85046000 ** 1 printk messages dropped ** [ 1327.105772][ T32] r7:ddde2d80 r6:83018200 r5:8504638c r4:84349c80 ** 4 printk messages dropped ** [ 1327.105931][ T32] r10:00000000 r9:84349c80 r8:80287e08 r7:e06fde60 r6:84349d00 r5:85003c00 ** 4 printk messages dropped ** [ 1327.106119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.106150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.106256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.106287][ T32] r4:84753c40 [ 1327.106745][ T32] INFO: task kworker/1:280:3830 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.106778][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.106892][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.106942][ T32] Call trace: [ 1327.107002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.107059][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.107084][ T32] r4:00000000 [ 1327.107134][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.107187][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.107215][ T32] 5d20: ba759000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.107258][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.107287][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.107312][ T32] r5:800f0013 r4:80239bb0 [ 1327.107332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.107391][ T32] r4:82ac21e4 [ 1327.107444][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.107521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.107583][ T32] r4:e0585dc0 [ 1327.125462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.125551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.125579][ T32] r4:00000000 [ 1327.125602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.125651][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.125674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.125720][ T32] r5:00001000 r4:dfb39000 [ 1327.125754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.125826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.125874][ T32] r5:8503ab8c r4:8503a800 [ 1327.125895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.125944][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.125993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.126058][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.126124][ T32] r4:84f79100 [ 1327.126149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.126226][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.126252][ T32] r4:00000001 [ 1327.126273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.126368][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.126404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.126433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.126486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.126546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.126599][ T32] r4:84f605c0 [ 1327.126626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.126685][ T32] INFO: task kworker/1:281:3833 blocked for more than 453 seconds. [ 1327.126723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.126886][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.127401][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1327.133879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.134087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.134130][ T32] r5:8504678c r4:85046400 ** 2 printk messages dropped ** [ 1327.134256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.134699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.135424][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.135667][ T32] 5d20: bab9a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.135700][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.135727][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.135750][ T32] r5:800f0013 r4:80239bb0 [ 1327.135772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.135813][ T32] r4:82ac21e4 [ 1327.135834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.135887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.135913][ T32] r4:e0585dc0 [ 1327.135962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.136033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.136064][ T32] r4:00000000 [ 1327.136097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.136196][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.136223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.136267][ T32] r5:00001000 r4:dfb39000 [ 1327.136299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.136342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.136384][ T32] r5:8503ab8c r4:8503a800 [ 1327.136404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.136451][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.136549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.136602][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.136649][ T32] r4:84f79100 [ 1327.136672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.136722][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.136744][ T32] r4:00000001 [ 1327.136764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.136799][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.136825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.136853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.136881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.136911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.136935][ T32] r4:84f605c0 [ 1327.136955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.136983][ T32] INFO: task kworker/1:282:3834 blocked for more than 453 seconds. [ 1327.137016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.137046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.137069][ T32] task:kworker/1:282 state:D stack:0 pid:3834 tgid:3834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.137117][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.137172][ T32] Call trace: [ 1327.137247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.137295][ T32] r10:8291a684 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:85005400 [ 1327.137423][ T32] r4:85005400 [ 1327.137488][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.137652][ T32] r5:85005400 r4:8291a680 [ 1327.150402][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.150488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.150721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce4280 ** 6 printk messages dropped ** [ 1327.151067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.151131][ T32] r5:85046f8c r4:85046c00 [ 1327.151156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.151204][ T32] r7:ddde2d80 r6:83018200 r5:85046f8c r4:84349e80 [ 1327.151225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.151297][ T32] r10:61c88647 r9:85005400 r8:84349eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.151324][ T32] r4:84349e80 [ 1327.151344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.151393][ T32] r10:00000000 r9:84349e80 r8:80287e08 r7:e0709e60 r6:84349f00 r5:85005400 [ 1327.151415][ T32] r4:00000001 [ 1327.151435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.151473][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) [ 1327.151503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.151531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.151587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.151622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.151672][ T32] r4:84753f80 [ 1327.152107][ T32] INFO: task kworker/1:282:3834 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.152141][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.152210][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.152474][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.152672][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.152868][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1327.153179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.153580][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1327.153871][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1327.154052][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.154384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1327.154742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.154908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.154950][ T32] r5:85046b8c r4:85046800 [ 1327.155050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.155103][ T32] r7:ddde2d80 r6:83018200 r5:85046b8c r4:84349f80 [ 1327.155126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.155239][ T32] r10:61c88647 r9:85006000 r8:84349fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.155265][ T32] r4:84349f80 [ 1327.155299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.155348][ T32] r10:00000000 r9:84349f80 r8:80287e08 r7:e0665e60 r6:8477b000 r5:85006000 [ 1327.155372][ T32] r4:00000001 [ 1327.155432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.155502][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1327.155552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.155614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.155645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.155674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.155751][ T32] r4:84ce41c0 [ 1327.156008][ T32] INFO: task kworker/1:283:3836 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.156049][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.156106][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.156150][ T32] Call trace: [ 1327.156211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.156267][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.156292][ T32] r4:00000000 [ 1327.156311][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.156388][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.156425][ T32] 5d20: bae17000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.156457][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.156482][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.156507][ T32] r5:800f0013 r4:80239bb0 [ 1327.156527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.156586][ T32] r4:82ac21e4 [ 1327.156635][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.156682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.156729][ T32] r4:e0585dc0 [ 1327.156752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.156816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.156843][ T32] r4:00000000 [ 1327.156875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.156934][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.156956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.157025][ T32] r5:00001000 r4:dfb39000 [ 1327.157056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.157097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.157141][ T32] r5:8503ab8c r4:8503a800 [ 1327.157161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.157464][ T32] r4:00000001 [ 1327.157486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.157522][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.157548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.171615][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.171716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.171754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.171780][ T32] r4:84f605c0 [ 1327.171806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.171837][ T32] INFO: task kworker/1:284:3838 blocked for more than 453 seconds. [ 1327.171872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.171897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.171920][ T32] task:kworker/1:284 state:D stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.171975][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.172036][ T32] Call trace: [ 1327.172075][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.172130][ T32] r10:8291a684 r9:e0711d84 r8:00000002 r7:60000113 r6:e0711d8c r5:85006c00 [ 1327.172153][ T32] r4:85006c00 [ 1327.172173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.172229][ T32] r5:85006c00 r4:8291a680 [ 1327.172254][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.172295][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.172336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1327.172359][ T32] r4:00000000 [ 1327.172403][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.172443][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.172562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce45c0 ** 6 printk messages dropped ** [ 1327.172801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.172843][ T32] r5:8504778c r4:85047400 ** 3 printk messages dropped ** [ 1327.172984][ T32] r10:61c88647 r9:85006c00 r8:8477b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.173252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.173965][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.174157][ T32] 5d20: bafe6000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1327.174457][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1327.174705][ T32] r5:00001000 r4:dfb39000 ** 6 printk messages dropped ** [ 1327.175035][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.175263][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.175701][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:85000000 ** 8 printk messages dropped ** [ 1327.176030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.176401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.176608][ T32] r10:61c88647 r9:85000000 r8:8477b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.176831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.177423][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1327.195380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1327.196071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.196597][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1327.196865][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1327.197124][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.203028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.203310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.203352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce4740 [ 1327.203375][ T32] r4:00000000 [ 1327.203396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.203442][ T32] r9:83018205 r8:85000c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1327.203686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.203739][ T32] r5:00001000 r4:e0141000 [ 1327.203761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.203801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.203844][ T32] r5:85047b8c r4:85047800 [ 1327.203864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.203911][ T32] r7:ddde2d80 r6:83018200 r5:85047b8c r4:8477b280 [ 1327.203932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.203978][ T32] r10:61c88647 r9:85000c00 r8:8477b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.204000][ T32] r4:8477b280 [ 1327.204069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.204122][ T32] r10:00000000 r9:8477b280 r8:80287e08 r7:e0711e60 r6:8477b300 r5:85000c00 [ 1327.204176][ T32] r4:00000001 [ 1327.204231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.204274][ T32] Exception stack(0xe0719fb0 to 0xe0719ff8) [ 1327.204305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.204398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.204428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.204459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.204487][ T32] r4:84ce4440 [ 1327.204919][ T32] INFO: task kworker/1:286:3842 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.204952][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.205021][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.205079][ T32] Call trace: [ 1327.205149][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.205201][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.205304][ T32] r4:00000000 [ 1327.205359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.205403][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.205522][ T32] 5d20: bb358000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.205587][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.205649][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.205772][ T32] r5:800f0013 r4:80239bb0 [ 1327.205798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.205863][ T32] r4:82ac21e4 [ 1327.205887][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.205981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.206008][ T32] r4:e0585dc0 [ 1327.206028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.206184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.206240][ T32] r4:00000000 [ 1327.206262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.206342][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.206369][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.206449][ T32] r5:00001000 r4:dfb39000 [ 1327.206475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.206536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.206616][ T32] r5:8503ab8c r4:8503a800 [ 1327.206672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.206725][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.206747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.206793][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.206815][ T32] r4:84f79100 [ 1327.206834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.206878][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.206901][ T32] r4:00000001 [ 1327.206961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.207002][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.207062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.207097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.207125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.207155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.207176][ T32] r4:84f605c0 [ 1327.207196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.207223][ T32] INFO: task kworker/1:287:3844 blocked for more than 453 seconds. [ 1327.207266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.207292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.207366][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.226236][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1327.226733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.226898][ T32] r5:8504c38c r4:8504c000 ** 5 printk messages dropped ** [ 1327.227182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.232788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.233723][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1327.234142][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.234548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1327.235191][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.235532][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.236409][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.236693][ T32] r10:8291a684 r9:e0725d84 r8:00000002 r7:60000113 r6:e0725d8c r5:85010c00 [ 1327.236720][ T32] r4:85010c00 [ 1327.236742][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.236791][ T32] r5:85010c00 r4:8291a680 [ 1327.236813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.236852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.236895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0725e08 [ 1327.236918][ T32] r4:00000000 [ 1327.236937][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.236971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.237005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.237054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce4900 [ 1327.237078][ T32] r4:00000000 [ 1327.237099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.237143][ T32] r9:83018205 r8:85010c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1327.237166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.237211][ T32] r5:00001000 r4:e016f000 [ 1327.237231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.237269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.237311][ T32] r5:85047f8c r4:85047c00 [ 1327.237331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.237376][ T32] r7:ddde2d80 r6:83018200 r5:85047f8c r4:8477b480 [ 1327.237429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.237482][ T32] r10:61c88647 r9:85010c00 r8:8477b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.237505][ T32] r4:8477b480 [ 1327.251235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.251553][ T32] r10:00000000 r9:8477b480 r8:80287e08 r7:e071de60 r6:8477b500 r5:85010c00 [ 1327.251587][ T32] r4:00000001 [ 1327.251614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.251654][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) [ 1327.251684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.251764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.251850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.251934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.251961][ T32] r4:84ce4840 [ 1327.252398][ T32] INFO: task kworker/1:288:3845 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.252433][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.252506][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.252610][ T32] Call trace: [ 1327.252645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.252753][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.252781][ T32] r4:00000000 [ 1327.252803][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.252874][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.252906][ T32] 5d20: bbb91000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.252935][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.252995][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1327.253104][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.253383][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.253806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.254288][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.254312][ T32] r4:00000001 [ 1327.254331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.254367][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.254394][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.254422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.254448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.254476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.254497][ T32] r4:84f605c0 [ 1327.254600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.254635][ T32] INFO: task kworker/1:289:3848 blocked for more than 453 seconds. [ 1327.254669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.254793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.254819][ T32] task:kworker/1:289 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.254897][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.255008][ T32] Call trace: [ 1327.255073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.255125][ T32] r10:8291a684 r9:e0729d84 r8:00000002 r7:60000113 r6:e0729d8c r5:85011800 [ 1327.255149][ T32] r4:85011800 [ 1327.255169][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.255211][ T32] r5:85011800 r4:8291a680 [ 1327.255230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.255268][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.255309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.255367][ T32] r4:00000000 [ 1327.255394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.255431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.255465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.255508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce4bc0 [ 1327.255530][ T32] r4:00000000 [ 1327.255598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.255647][ T32] r9:83018205 r8:85011800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.255750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.255867][ T32] r5:00001000 r4:e01a1000 [ 1327.255890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.255931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.255998][ T32] r5:8504c78c r4:8504c400 [ 1327.256043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.256095][ T32] r7:ddde2d80 r6:83018200 r5:8504c78c r4:8477b580 [ 1327.256116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.256164][ T32] r10:61c88647 r9:85011800 r8:8477b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.256187][ T32] r4:8477b580 [ 1327.256208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.256252][ T32] r10:00000000 r9:8477b580 r8:80287e08 r7:e071de60 r6:8477b600 r5:85011800 [ 1327.256275][ T32] r4:00000001 [ 1327.256446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.256490][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1327.256517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.256545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1327.256607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.257508][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1327.273534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.274352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.274505][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.274527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.274574][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.274629][ T32] r4:84f79100 [ 1327.274654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.274725][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.274751][ T32] r4:00000001 [ 1327.274771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.274810][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.274839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.274868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.274896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.275019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.275055][ T32] r4:84f605c0 [ 1327.275133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.275170][ T32] INFO: task kworker/1:290:3850 blocked for more than 453 seconds. [ 1327.275238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.275268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.275291][ T32] task:kworker/1:290 state:D stack:0 pid:3850 tgid:3850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.275386][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.275437][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.275549][ T32] r4:85012400 ** 4 printk messages dropped ** [ 1327.275789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e072de08 ** 8 printk messages dropped ** [ 1327.276122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.276223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.276398][ T32] r10:61c88647 r9:85012400 r8:8477b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.276730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.291320][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 6 printk messages dropped ** [ 1327.291720][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.292131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 7 printk messages dropped ** [ 1327.292523][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1327.292756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.293036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.293603][ T32] task:kworker/1:291 state:D stack:0 pid:3852 tgid:3852 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.294292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 ** 8 printk messages dropped ** [ 1327.294675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.294810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.295045][ T32] r10:61c88647 r9:84e4e000 r8:8477b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.295070][ T32] r4:8477b780 [ 1327.295090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.295138][ T32] r10:00000000 r9:8477b780 r8:80287e08 r7:e072de60 r6:84fed600 r5:84e4e000 [ 1327.295161][ T32] r4:00000001 [ 1327.295180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.295215][ T32] Exception stack(0xe0735fb0 to 0xe0735ff8) [ 1327.295241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.295288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.295318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.295347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.295369][ T32] r4:84ce4c40 [ 1327.295800][ T32] INFO: task kworker/1:291:3852 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.295833][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.296042][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.296093][ T32] Call trace: [ 1327.296124][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.296174][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.296198][ T32] r4:00000000 [ 1327.296248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.296292][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.296321][ T32] 5d20: bc0fd000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.296351][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.296578][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.296606][ T32] r5:800f0013 r4:80239bb0 [ 1327.296628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.296841][ T32] r4:82ac21e4 [ 1327.296866][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.296910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.296932][ T32] r4:e0585dc0 [ 1327.296952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.296994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.297016][ T32] r4:00000000 [ 1327.297036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.297122][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.297148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.297192][ T32] r5:00001000 r4:dfb39000 [ 1327.297211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.297251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.297292][ T32] r5:8503ab8c r4:8503a800 [ 1327.297314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.297412][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.297438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.297506][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.297584][ T32] r4:84f79100 [ 1327.322835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.322971][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.323082][ T32] r4:00000001 [ 1327.323115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.323161][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.323193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.323222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.323248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.323278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.323300][ T32] r4:84f605c0 [ 1327.323325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.323355][ T32] INFO: task kworker/1:292:3853 blocked for more than 453 seconds. [ 1327.323461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.323491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.323545][ T32] task:kworker/1:292 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.323644][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.323726][ T32] Call trace: [ 1327.323798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.323853][ T32] r10:8291a684 r9:e0739d84 r8:00000002 r7:60000113 r6:e0739d8c r5:84e4c800 [ 1327.323877][ T32] r4:84e4c800 [ 1327.323930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.324008][ T32] r5:84e4c800 r4:8291a680 [ 1327.324034][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.324082][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.324124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1327.324146][ T32] r4:00000000 [ 1327.324165][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.324199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.324236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.324299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce4f80 [ 1327.324325][ T32] r4:00000000 [ 1327.324345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.324393][ T32] r9:83018205 r8:84e4c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1327.324416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.324476][ T32] r5:00001000 r4:e055d000 [ 1327.324520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.324563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.324605][ T32] r5:8504cf8c r4:8504cc00 [ 1327.324656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.324707][ T32] r7:ddde2d80 r6:83018200 r5:8504cf8c r4:8477b800 [ 1327.324759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.324813][ T32] r10:61c88647 r9:84e4c800 r8:8477b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.324837][ T32] r4:8477b800 [ 1327.324856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.324900][ T32] r10:00000000 r9:8477b800 r8:80287e08 r7:e0735e60 r6:84fed680 r5:84e4c800 [ 1327.324923][ T32] r4:00000001 [ 1327.324942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.324977][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1327.325006][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.325215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.326109][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1327.326284][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.326454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.326477][ T32] r4:e0585dc0 [ 1327.326497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.326537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.326590][ T32] r4:00000000 [ 1327.326615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.326662][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.326683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.326727][ T32] r5:00001000 r4:dfb39000 [ 1327.326746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.326786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.326828][ T32] r5:8503ab8c r4:8503a800 [ 1327.326931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.327020][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.327050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.327099][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.327202][ T32] r4:84f79100 [ 1327.327226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.327273][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.327299][ T32] r4:00000001 [ 1327.327319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.327354][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.327686][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.337472][ T32] INFO: task kworker/1:293:3856 blocked for more than 453 seconds. ** 15 printk messages dropped ** [ 1327.338858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.339272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.339575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1327.340593][ T32] Call trace: ** 10 printk messages dropped ** [ 1327.341030][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1327.341554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1327.342305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1327.342939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.343502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.343629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.343716][ T32] r10:61c88647 r9:84e4d400 r8:8477b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.343743][ T32] r4:8477b900 [ 1327.343794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.343875][ T32] r10:00000000 r9:8477b900 r8:80287e08 r7:e0735e60 r6:84fed780 r5:84e4d400 [ 1327.343902][ T32] r4:00000001 [ 1327.343954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.343994][ T32] Exception stack(0xe0731fb0 to 0xe0731ff8) [ 1327.344021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.344054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.344081][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.344108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.344130][ T32] r4:84ce7180 [ 1327.344369][ T32] INFO: task kworker/1:294:3859 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.344432][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.344495][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.344576][ T32] Call trace: [ 1327.344609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.344658][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.344713][ T32] r4:00000000 [ 1327.344774][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.344855][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.344885][ T32] 5d20: bc54b000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.344941][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.344969][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.344994][ T32] r5:800f0013 r4:80239bb0 [ 1327.345017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.345107][ T32] r4:82ac21e4 [ 1327.345152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.345224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.345307][ T32] r4:e0585dc0 [ 1327.345333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.345377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.345400][ T32] r4:00000000 [ 1327.345420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.345464][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.345485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.345527][ T32] r5:00001000 r4:dfb39000 [ 1327.345548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.345621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.345668][ T32] r5:8503ab8c r4:8503a800 [ 1327.345740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.345792][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.345815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.345862][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.345885][ T32] r4:84f79100 [ 1327.345904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.346086][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.346116][ T32] r4:00000001 [ 1327.346136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.346184][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.346262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.346294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.346323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.346369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.346443][ T32] r4:84f605c0 [ 1327.346469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.346495][ T32] INFO: task kworker/1:295:3861 blocked for more than 453 seconds. [ 1327.346679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.346706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.346729][ T32] task:kworker/1:295 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.346776][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.346818][ T32] Call trace: [ 1327.346848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.346896][ T32] r10:8291a684 r9:e074dd84 r8:00000002 r7:60000113 r6:e074dd8c r5:84e40c00 ** 3 printk messages dropped ** [ 1327.347000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.347239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce7500 ** 6 printk messages dropped ** [ 1327.347490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.347533][ T32] r5:8504df8c r4:8504dc00 ** 2 printk messages dropped ** [ 1327.372542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1327.372705][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.372877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1327.373574][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.373791][ T32] 5d20: bc8b7000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 6 printk messages dropped ** [ 1327.374032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1327.374479][ T32] r5:00001000 r4:dfb39000 ** 6 printk messages dropped ** [ 1327.374844][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.374870][ T32] r4:84f79100 [ 1327.374920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.374970][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.374994][ T32] r4:00000001 [ 1327.375045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375085][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.375112][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.375171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.375225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.375257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.375281][ T32] r4:84f605c0 [ 1327.375302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.375354][ T32] INFO: task kworker/1:296:3863 blocked for more than 453 seconds. [ 1327.375394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.375420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.375441][ T32] task:kworker/1:296 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.375486][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.375532][ T32] Call trace: [ 1327.375562][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.375638][ T32] r10:8291a684 r9:e0755d84 r8:00000002 r7:60000113 r6:e0755d8c r5:84e42400 [ 1327.375694][ T32] r4:84e42400 [ 1327.375717][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.375761][ T32] r5:84e42400 r4:8291a680 [ 1327.375781][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.375820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.375861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1327.375884][ T32] r4:00000000 [ 1327.375917][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.375954][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.375988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.376099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce7cc0 [ 1327.376126][ T32] r4:00000000 [ 1327.376171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.376220][ T32] r9:83018205 r8:84e42400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1327.376247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.376358][ T32] r5:00001000 r4:e0795000 [ 1327.376381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.376420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.376481][ T32] r5:8504f78c r4:8504f400 [ 1327.376503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.376550][ T32] r7:ddde2d80 r6:83018200 r5:8504f78c r4:8477ba00 [ 1327.376594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.376647][ T32] r10:61c88647 r9:84e42400 r8:8477ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.376709][ T32] r4:8477ba00 [ 1327.376760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.376810][ T32] r10:00000000 r9:8477ba00 r8:80287e08 r7:e074de60 r6:84fed880 r5:84e42400 [ 1327.376832][ T32] r4:00000001 [ 1327.376882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.376921][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1327.376947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.376975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.377001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.377029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.377058][ T32] r4:84ce7380 [ 1327.377345][ T32] INFO: task kworker/1:296:3863 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.377377][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.377462][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.377577][ T32] Call trace: [ 1327.393590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.393709][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.393740][ T32] r4:00000000 [ 1327.393762][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.393851][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.393888][ T32] 5d20: bce73000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.393917][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.393941][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.393965][ T32] r5:800f0013 r4:80239bb0 [ 1327.394018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.394076][ T32] r4:82ac21e4 [ 1327.394102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.394147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.394232][ T32] r4:e0585dc0 [ 1327.394260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1327.394380][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1327.394734][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 11 printk messages dropped ** [ 1327.395250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1327.395993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.396646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.396691][ T32] r5:8504e38c r4:8504e000 [ 1327.396743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.396822][ T32] r7:ddde2d80 r6:83018200 r5:8504e38c r4:8477ba80 [ 1327.396848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.396934][ T32] r10:61c88647 r9:84e40000 r8:8477baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.397001][ T32] r4:8477ba80 [ 1327.397024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.397112][ T32] r10:00000000 r9:8477ba80 r8:80287e08 r7:e0755e60 r6:84fed900 r5:84e40000 [ 1327.397138][ T32] r4:00000001 [ 1327.397187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.397226][ T32] Exception stack(0xe075dfb0 to 0xe075dff8) [ 1327.397255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.397322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.397381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.397418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.397474][ T32] r4:84ce7380 [ 1327.411168][ T32] INFO: task kworker/1:297:3865 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.411269][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.411396][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.411531][ T32] Call trace: [ 1327.411589][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.411650][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.411675][ T32] r4:00000000 [ 1327.411696][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.411759][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.412083][ T32] 5d20: bd39a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.412118][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.412144][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.412201][ T32] r5:800f0013 r4:80239bb0 [ 1327.412225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.412305][ T32] r4:82ac21e4 [ 1327.412329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.412382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.412445][ T32] r4:e0585dc0 [ 1327.412504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.412600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.412627][ T32] r4:00000000 [ 1327.412725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.412777][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.413031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.413088][ T32] r5:00001000 r4:dfb39000 [ 1327.413143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.413187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.413230][ T32] r5:8503ab8c r4:8503a800 [ 1327.413250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.413329][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.413355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.413469][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.413496][ T32] r4:84f79100 [ 1327.413518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.413567][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.413592][ T32] r4:00000001 [ 1327.413625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.413760][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.413790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.413819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.413892][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.413925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.413948][ T32] r4:84f605c0 [ 1327.414006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.414126][ T32] INFO: task kworker/1:298:3866 blocked for more than 453 seconds. [ 1327.414246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.414491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.414516][ T32] task:kworker/1:298 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.414564][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.414728][ T32] Call trace: [ 1327.414939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.415121][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000113 r6:e0765d8c r5:84e43c00 [ 1327.415149][ T32] r4:84e43c00 [ 1327.415171][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1327.415277][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.415702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce7740 ** 6 printk messages dropped ** [ 1327.415954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.416092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.416382][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) ** 4 printk messages dropped ** [ 1327.416611][ T32] r4:84ce7680 ** 3 printk messages dropped ** [ 1327.417085][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.417284][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1327.439756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1327.441066][ T32] r5:00001000 r4:dfb39000 ** 4 printk messages dropped ** [ 1327.441331][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1327.442310][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.442651][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.443909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1327.445657][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1327.446439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 ** 8 printk messages dropped ** [ 1327.448125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.467992][ T32] r5:00001000 r4:e0761000 [ 1327.468035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.468108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.468205][ T32] r5:8504eb8c r4:8504e800 [ 1327.468233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.468346][ T32] r7:ddde2d80 r6:83018200 r5:8504eb8c r4:8477bb80 [ 1327.468401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.468490][ T32] r10:61c88647 r9:84e44800 r8:8477bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.468519][ T32] r4:8477bb80 [ 1327.468540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.468587][ T32] r10:00000000 r9:8477bb80 r8:80287e08 r7:e0755e60 r6:84feda00 r5:84e44800 [ 1327.468610][ T32] r4:00000001 [ 1327.468630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.468680][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 1327.468714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.468745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.468773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.468828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.468855][ T32] r4:84ce7380 [ 1327.469320][ T32] INFO: task kworker/1:299:3869 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.469358][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.469429][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.469476][ T32] Call trace: [ 1327.469626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.469745][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.469810][ T32] r4:00000000 [ 1327.469834][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.469875][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.469902][ T32] 5d20: bdb66000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.469968][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.469998][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.470024][ T32] r5:800f0013 r4:80239bb0 [ 1327.470050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.470115][ T32] r4:82ac21e4 [ 1327.470139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.470215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.470245][ T32] r4:e0585dc0 [ 1327.470327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.470438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.470468][ T32] r4:00000000 [ 1327.470495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.470542][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.470580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.470699][ T32] r5:00001000 r4:dfb39000 [ 1327.470773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.470963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.471055][ T32] r5:8503ab8c r4:8503a800 [ 1327.471112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.471177][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.471302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.471367][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.471390][ T32] r4:84f79100 [ 1327.471409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.471456][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.471479][ T32] r4:00000001 [ 1327.471520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.471560][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.471588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.471620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.471646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.471675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.471698][ T32] r4:84f605c0 [ 1327.471722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.471813][ T32] INFO: task kworker/1:300:3871 blocked for more than 453 seconds. [ 1327.471910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.471945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.471970][ T32] task:kworker/1:300 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.472022][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.472074][ T32] Call trace: [ 1327.472125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.472204][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84e45400 [ 1327.472232][ T32] r4:84e45400 [ 1327.472253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.472297][ T32] r5:84e45400 r4:8291a680 [ 1327.472342][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.472385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.472428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1327.472451][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.472527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.472843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.472886][ T32] r5:8504ef8c r4:8504ec00 [ 1327.472907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.472993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.473188][ T32] r10:00000000 r9:8477bc00 r8:80287e08 r7:e0755e60 r6:84feda80 r5:84e45400 ** 6 printk messages dropped ** [ 1327.473432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.474094][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1327.474502][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.474682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 6 printk messages dropped ** [ 1327.474950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.475314][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1327.475476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.475823][ T32] task:kworker/1:301 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.476266][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.476628][ T32] r9:83018205 r8:85013c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1327.476828][ T32] r5:8504f38c r4:8504f000 [ 1327.476861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.476910][ T32] r7:ddde2d80 r6:83018200 r5:8504f38c r4:8477bc80 [ 1327.476931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.476976][ T32] r10:61c88647 r9:85013c00 r8:8477bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.477001][ T32] r4:8477bc80 [ 1327.477020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.477070][ T32] r10:00000000 r9:8477bc80 r8:80287e08 r7:e0755e60 r6:8477bd00 r5:85013c00 [ 1327.477119][ T32] r4:00000001 [ 1327.477142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.477196][ T32] Exception stack(0xe0741fb0 to 0xe0741ff8) [ 1327.477227][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.477255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.477281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.477309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.477331][ T32] r4:84ce7840 [ 1327.477661][ T32] INFO: task kworker/1:301:3872 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.510509][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.510641][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.510712][ T32] Call trace: [ 1327.510745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.510803][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.510922][ T32] r4:00000000 [ 1327.510953][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.510997][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.511028][ T32] 5d20: be332000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.511063][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.511102][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.511130][ T32] r5:800f0013 r4:80239bb0 [ 1327.511200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.511248][ T32] r4:82ac21e4 [ 1327.511270][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.511312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.511335][ T32] r4:e0585dc0 [ 1327.511392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.511442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.511504][ T32] r4:00000000 [ 1327.511565][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.511681][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.511707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.511884][ T32] r5:00001000 r4:dfb39000 [ 1327.511909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.511974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.512043][ T32] r5:8503ab8c r4:8503a800 [ 1327.512075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.512123][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.512146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.512219][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.512245][ T32] r4:84f79100 [ 1327.512355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.512408][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.512431][ T32] r4:00000001 [ 1327.512503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.512547][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.512576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.512605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.512632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.512792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.512819][ T32] r4:84f605c0 [ 1327.512908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.512941][ T32] INFO: task kworker/1:302:3876 blocked for more than 454 seconds. [ 1327.512975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.512999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.513065][ T32] task:kworker/1:302 state:D stack:0 pid:3876 tgid:3876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.513142][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.513217][ T32] Call trace: [ 1327.513250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.513305][ T32] r10:8291a684 r9:e0785d84 r8:00000002 r7:60000113 r6:e0785d8c r5:85014800 [ 1327.513327][ T32] r4:85014800 [ 1327.513386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.513457][ T32] r5:85014800 r4:8291a680 [ 1327.513481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.513523][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.513568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1327.513590][ T32] r4:00000000 [ 1327.513684][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.513789][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.513876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.513948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce7dc0 [ 1327.513974][ T32] r4:00000000 [ 1327.513995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.514044][ T32] r9:83018205 r8:85014800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1327.514068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.514150][ T32] r5:00001000 r4:e07a1000 [ 1327.514175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.514236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.514331][ T32] r5:8504fb8c r4:8504f800 [ 1327.514435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.514483][ T32] r7:ddde2d80 r6:83018200 r5:8504fb8c r4:8477bd80 [ 1327.514507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.514638][ T32] r10:61c88647 r9:85014800 r8:8477bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.514665][ T32] r4:8477bd80 [ 1327.514753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.514801][ T32] r10:00000000 r9:8477bd80 r8:80287e08 r7:e0755e60 r6:8477be00 r5:85014800 [ 1327.514824][ T32] r4:00000001 [ 1327.514893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.514939][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1327.514966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.515041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.515098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.515155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.515207][ T32] r4:84ce7ac0 [ 1327.515642][ T32] INFO: task kworker/1:302:3876 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.515673][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.515776][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.515862][ T32] Call trace: [ 1327.515909][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.515961][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.515984][ T32] r4:00000000 [ 1327.516003][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.516109][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.516142][ T32] 5d20: be332000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.516173][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.516200][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.516476][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1327.516749][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 8 printk messages dropped ** [ 1327.517184][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1327.525320][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1327.525828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1327.526182][ T32] r10:8291a684 r9:e0745d84 r8:00000002 r7:60000013 r6:e0745d8c r5:85015400 ** 7 printk messages dropped ** [ 1327.526513][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1327.526764][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.526986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.527030][ T32] r5:8505878c r4:85058400 [ 1327.527059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.527223][ T32] r4:8477be80 ** 4 printk messages dropped ** [ 1327.527399][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) ** 6 printk messages dropped ** [ 1327.540670][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.541193][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.541449][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1327.541750][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 6 printk messages dropped ** [ 1327.542062][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1327.542250][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1327.542497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.542781][ T32] task:kworker/1:304 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.543263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.543317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1327.543342][ T32] r4:00000000 [ 1327.543385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.543423][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.543483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.543529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce7fc0 [ 1327.543574][ T32] r4:00000000 [ 1327.543599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.543645][ T32] r9:83018205 r8:85016000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1327.543667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.543719][ T32] r5:00001000 r4:e07ad000 [ 1327.543743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.543784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.543825][ T32] r5:8504ff8c r4:8504fc00 [ 1327.543844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.543888][ T32] r7:ddde2d80 r6:83018200 r5:8504ff8c r4:8477bf80 [ 1327.543909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.543956][ T32] r10:61c88647 r9:85016000 r8:8477bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.543980][ T32] r4:8477bf80 [ 1327.544004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.544056][ T32] r10:00000000 r9:8477bf80 r8:80287e08 r7:e0745e60 r6:847dc000 r5:85016000 [ 1327.544080][ T32] r4:00000001 [ 1327.544099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.544135][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1327.544161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.544188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.544214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.544242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.544263][ T32] r4:84ce7ac0 [ 1327.544508][ T32] INFO: task kworker/1:304:3879 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.544543][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.544598][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.544756][ T32] Call trace: [ 1327.544791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.544841][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.544863][ T32] r4:00000000 [ 1327.544933][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.545066][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.545173][ T32] 5d20: be5e1000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.545212][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.545276][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.545303][ T32] r5:800f0013 r4:80239bb0 [ 1327.545338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.545382][ T32] r4:82ac21e4 [ 1327.545401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.545442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.545477][ T32] r4:e0585dc0 [ 1327.545547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.545735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.545841][ T32] r4:00000000 [ 1327.545866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.545913][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.545934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.546341][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.546608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.547156][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.568093][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1327.568188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.568223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.568262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.568346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84fecd40 [ 1327.568378][ T32] r4:00000000 [ 1327.568412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.568464][ T32] r9:83018205 r8:85016c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1327.568489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.568534][ T32] r5:00001000 r4:e07b9000 [ 1327.568555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.568594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.568642][ T32] r5:8505838c r4:85058000 [ 1327.568666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.568713][ T32] r7:ddde2d80 r6:83018200 r5:8505838c r4:847dc080 [ 1327.568760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.568820][ T32] r10:61c88647 r9:85016c00 r8:847dc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.568845][ T32] r4:847dc080 [ 1327.568865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.568912][ T32] r10:00000000 r9:847dc080 r8:80287e08 r7:e0745e60 r6:847dc100 r5:85016c00 [ 1327.568935][ T32] r4:00000001 [ 1327.568980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.569093][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1327.569177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.569230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.569263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.569293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.569317][ T32] r4:847d6000 [ 1327.569748][ T32] INFO: task kworker/1:305:3881 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.569782][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.569851][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.569899][ T32] Call trace: [ 1327.569980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.570034][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.570066][ T32] r4:00000000 [ 1327.570086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.570150][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.570225][ T32] 5d20: be921000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.570289][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.570319][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.570398][ T32] r5:800f0013 r4:80239bb0 [ 1327.570448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.570519][ T32] r4:82ac21e4 [ 1327.570543][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.570589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.570613][ T32] r4:e0585dc0 [ 1327.570632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.570673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.570696][ T32] r4:00000000 [ 1327.570716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.570773][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.570799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.570842][ T32] r5:00001000 r4:dfb39000 [ 1327.570867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.570908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.570950][ T32] r5:8503ab8c r4:8503a800 [ 1327.570972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.571018][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.571083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.571135][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.571183][ T32] r4:84f79100 [ 1327.571210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.571258][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1327.571524][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.571572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.571595][ T32] r4:84f605c0 [ 1327.571617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.571645][ T32] INFO: task kworker/1:306:3883 blocked for more than 454 seconds. [ 1327.571679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.571732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.571758][ T32] task:kworker/1:306 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.571803][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.571844][ T32] Call trace: [ 1327.571873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.571919][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:85018000 [ 1327.571942][ T32] r4:85018000 [ 1327.571964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.572007][ T32] r5:85018000 r4:8291a680 [ 1327.572046][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.572089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.572155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1327.572206][ T32] r4:00000000 [ 1327.572229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.572266][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.572341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.572391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d64c0 [ 1327.572415][ T32] r4:00000000 [ 1327.572436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.572506][ T32] r9:83018205 r8:85018000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 1327.572708][ T32] r5:85058b8c r4:85058800 ** 1 printk messages dropped ** [ 1327.572813][ T32] r7:ddde2d80 r6:83018200 r5:85058b8c r4:847dc180 ** 12 printk messages dropped ** [ 1327.573392][ T32] r4:847d6000 ** 8 printk messages dropped ** [ 1327.573986][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 11 printk messages dropped ** [ 1327.574428][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.574751][ T32] r5:8503ab8c r4:8503a800 ** 9 printk messages dropped ** [ 1327.575088][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 11 printk messages dropped ** [ 1327.575608][ T32] Call trace: ** 8 printk messages dropped ** [ 1327.576041][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.576495][ T32] r5:850b038c r4:850b0000 [ 1327.576515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.576566][ T32] r7:dddced80 r6:83018000 r5:850b038c r4:84fedb00 [ 1327.576611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.576713][ T32] r10:61c88647 r9:84e43000 r8:84fedb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.576740][ T32] r4:84fedb00 [ 1327.576784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.576834][ T32] r10:00000000 r9:84fedb00 r8:80287e08 r7:e0549e60 r6:84fedb80 r5:84e43000 [ 1327.576857][ T32] r4:00000001 [ 1327.576877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.576919][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1327.576961][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.576993][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.577034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.577070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.577094][ T32] r4:84dde980 [ 1327.577285][ T32] INFO: task kworker/0:78:3885 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.577343][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.577403][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.577476][ T32] Call trace: [ 1327.577508][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.577683][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.604521][ T32] r4:00000000 [ 1327.604627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.604743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.604797][ T32] 5d20: bec65000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.604846][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.604888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.604930][ T32] r5:800f0013 r4:80239bb0 [ 1327.604998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.605094][ T32] r4:82ac21e4 [ 1327.605131][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.605201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.605239][ T32] r4:e0585dc0 [ 1327.605277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.605345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.605381][ T32] r4:00000000 [ 1327.605424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.605503][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.605543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.605644][ T32] r5:00001000 r4:dfb39000 [ 1327.605714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.605805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.605890][ T32] r5:8503ab8c r4:8503a800 [ 1327.605937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.606034][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.606080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.606177][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.606307][ T32] r4:84f79100 [ 1327.606355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.606435][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.606494][ T32] r4:00000001 [ 1327.606537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.606605][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.606674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.606742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.606841][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.606896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1327.607055][ T32] INFO: task kworker/1:307:3887 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1327.607331][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1327.619050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1327.619354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 ** 4 printk messages dropped ** [ 1327.619639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6600 ** 3 printk messages dropped ** [ 1327.619846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.619927][ T32] r5:00001000 r4:e07e9000 [ 1327.619964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.620033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.620131][ T32] r5:85058f8c r4:85058c00 [ 1327.620167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.620282][ T32] r7:ddde2d80 r6:83018200 r5:85058f8c r4:847dc280 [ 1327.620333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.620513][ T32] r10:61c88647 r9:84e46000 r8:847dc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.620581][ T32] r4:847dc280 [ 1327.620627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.620725][ T32] r10:00000000 r9:847dc280 r8:80287e08 r7:e07c9e60 r6:84fedc00 r5:84e46000 [ 1327.620775][ T32] r4:00000001 [ 1327.620824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.620948][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.621016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.621082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.621135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.621197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.621248][ T32] r4:847d6340 [ 1327.622002][ T32] INFO: task kworker/1:307:3887 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.622088][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.622229][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.622313][ T32] Call trace: [ 1327.622386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.622470][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.622508][ T32] r4:00000000 [ 1327.622561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.622648][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.622696][ T32] 5d20: bf053000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.622754][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.622797][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.622835][ T32] r5:800f0013 r4:80239bb0 [ 1327.622868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.622932][ T32] r4:82ac21e4 [ 1327.622986][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1327.623260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1327.623923][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1327.624223][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.624478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.624944][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.625021][ T32] Call trace: [ 1327.625078][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.625176][ T32] r10:8291a684 r9:e080dd84 r8:00000002 r7:60000113 r6:e080dd8c r5:84e41800 [ 1327.625245][ T32] r4:84e41800 [ 1327.625310][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.625401][ T32] r5:84e41800 r4:8291a680 [ 1327.625435][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.625542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.625641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e080de08 [ 1327.625693][ T32] r4:00000000 [ 1327.625733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.625804][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.625877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.625960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6700 [ 1327.626008][ T32] r4:00000000 [ 1327.626056][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.626148][ T32] r9:83018205 r8:84e41800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1327.626252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.626340][ T32] r5:00001000 r4:e07fd000 [ 1327.626383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.626569][ T32] r5:8505938c r4:85059000 [ 1327.626610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.626819][ T32] r10:61c88647 r9:84e41800 r8:847dc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.627243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.652231][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 5 printk messages dropped ** [ 1327.652568][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1327.652845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.652903][ T32] r4:e0585dc0 [ 1327.652938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.653008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.653076][ T32] r4:00000000 [ 1327.653125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.653215][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.653273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.653380][ T32] r5:00001000 r4:dfb39000 [ 1327.653438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.653551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.653659][ T32] r5:8503ab8c r4:8503a800 [ 1327.653705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.653809][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.653855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.653946][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.653994][ T32] r4:84f79100 [ 1327.654045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.654145][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.654263][ T32] r4:00000001 [ 1327.654332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.654414][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.654461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.654508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.654551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.654598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.654657][ T32] r4:84f605c0 [ 1327.654716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.654764][ T32] INFO: task kworker/1:309:3891 blocked for more than 454 seconds. [ 1327.654840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.654893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.655596][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.656642][ T32] r5:8505978c r4:85059400 ** 3 printk messages dropped ** [ 1327.656980][ T32] r10:61c88647 r9:84e20c00 r8:847dc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.657509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.669578][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.669679][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.669772][ T32] r4:00000000 [ 1327.669819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.669931][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.669993][ T32] 5d20: bf382000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.670053][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.670104][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.670153][ T32] r5:800f0013 r4:80239bb0 [ 1327.670224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.670315][ T32] r4:82ac21e4 [ 1327.670381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.670487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.670536][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1327.670701][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.671383][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1327.671751][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1327.672204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.672356][ T32] r4:84f605c0 [ 1327.672400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.672454][ T32] INFO: task kworker/1:310:3893 blocked for more than 454 seconds. [ 1327.672535][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.672591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.672644][ T32] task:kworker/1:310 state:D stack:0 pid:3893 tgid:3893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.672733][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.672812][ T32] Call trace: [ 1327.672890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.672986][ T32] r10:8291a684 r9:e082dd84 r8:00000002 r7:60000013 r6:e082dd8c r5:84e22400 [ 1327.673037][ T32] r4:84e22400 [ 1327.673083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.673170][ T32] r5:84e22400 r4:8291a680 [ 1327.673213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.673298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.673382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 [ 1327.673436][ T32] r4:00000000 [ 1327.673476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.673544][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.673613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.674452][ T32] r5:85059b8c r4:85059800 ** 3 printk messages dropped ** [ 1327.674743][ T32] r10:61c88647 r9:84e22400 r8:847dc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1327.676496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1327.711374][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 16 printk messages dropped ** [ 1327.712668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1327.714123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 14 printk messages dropped ** [ 1327.715244][ T32] r10:61c88647 r9:84e20000 r8:847dc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.715980][ T32] r4:847d6780 ** 5 printk messages dropped ** [ 1327.717297][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 13 printk messages dropped ** [ 1327.739474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.739528][ T32] r4:00000000 [ 1327.739580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.739679][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.739733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.739872][ T32] r5:00001000 r4:dfb39000 [ 1327.739927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.740015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.740118][ T32] r5:8503ab8c r4:8503a800 [ 1327.740189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.740374][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.740414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.740492][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.740529][ T32] r4:84f79100 [ 1327.740560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.740633][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.740672][ T32] r4:00000001 [ 1327.740748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.740812][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.740856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.740925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.740993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.741100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.741140][ T32] r4:84f605c0 [ 1327.741271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.741323][ T32] INFO: task kworker/1:312:3896 blocked for more than 454 seconds. [ 1327.741375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.741415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.741450][ T32] task:kworker/1:312 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.741567][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.741719][ T32] Call trace: [ 1327.741774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.741857][ T32] r10:8291a684 r9:e084dd84 r8:00000002 r7:60000113 r6:e084dd8c r5:84e21800 [ 1327.741893][ T32] r4:84e21800 [ 1327.741947][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1327.742281][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.742970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.743254][ T32] r10:61c88647 r9:84e21800 r8:847dc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1327.745124][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1327.745657][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1327.746577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.747371][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.747438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.747498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.747558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.771647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.771781][ T32] r4:84f605c0 [ 1327.771831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.771913][ T32] INFO: task kworker/1:313:3898 blocked for more than 454 seconds. [ 1327.771987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.772053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.772100][ T32] task:kworker/1:313 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.772210][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.772331][ T32] Call trace: [ 1327.772411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.772542][ T32] r10:8291a684 r9:e085dd84 r8:00000002 r7:60000113 r6:e085dd8c r5:84e23000 [ 1327.772595][ T32] r4:84e23000 [ 1327.772689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1327.773351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6c00 [ 1327.773397][ T32] r4:00000000 [ 1327.773452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.773538][ T32] r9:83018205 r8:84e23000 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1327.773596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.773690][ T32] r5:00001000 r4:e0849000 [ 1327.773727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.773792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.773884][ T32] r5:8505a38c r4:8505a000 [ 1327.773921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.773999][ T32] r7:ddde2d80 r6:83018200 r5:8505a38c r4:847dc580 [ 1327.774046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.774126][ T32] r10:61c88647 r9:84e23000 r8:847dc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.774174][ T32] r4:847dc580 [ 1327.774252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.774340][ T32] r10:00000000 r9:847dc580 r8:80287e08 r7:e0831e60 r6:84fedf00 r5:84e23000 ** 3 printk messages dropped ** [ 1327.774513][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.775831][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1327.776413][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.776774][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.777283][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1327.800674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.801668][ T32] INFO: task kworker/1:314:3900 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.802406][ T32] r4:84e25400 ** 4 printk messages dropped ** [ 1327.802795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e087de08 ** 9 printk messages dropped ** [ 1327.803538][ T32] r5:00001000 r4:df951000 ** 2 printk messages dropped ** [ 1327.803741][ T32] r5:8505a78c r4:8505a400 ** 1 printk messages dropped ** [ 1327.803888][ T32] r7:ddde2d80 r6:83018200 r5:8505a78c r4:847dc600 ** 5 printk messages dropped ** [ 1327.804439][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.804917][ T32] r4:847d6a00 ** 2 printk messages dropped ** [ 1327.805901][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.806497][ T32] 5d20: c005c000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1327.807043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1327.826050][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1327.826671][ T32] r4:00000001 [ 1327.826720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.826813][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.826883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.826952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.827027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.827110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.827167][ T32] r4:84f605c0 [ 1327.827241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.827344][ T32] INFO: task kworker/1:315:3902 blocked for more than 454 seconds. [ 1327.827465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.827531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.827624][ T32] task:kworker/1:315 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.838798][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.838946][ T32] Call trace: [ 1327.839028][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.839163][ T32] r10:8291a684 r9:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:84e24800 [ 1327.839223][ T32] r4:84e24800 [ 1327.839276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.839381][ T32] r5:84e24800 r4:8291a680 [ 1327.839435][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.839528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.839652][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 [ 1327.839733][ T32] r4:00000000 [ 1327.839786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.839873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.839981][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.840094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d6ec0 ** 3 printk messages dropped ** [ 1327.840383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.840759][ T32] r5:8505ab8c r4:8505a800 [ 1327.840811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.841131][ T32] r10:61c88647 r9:84e24800 r8:847dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.842018][ T32] r4:847d6e00 ** 2 printk messages dropped ** [ 1327.843195][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.843316][ T32] Call trace: [ 1327.843439][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.843553][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.843628][ T32] r4:00000000 [ 1327.843681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.843773][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.843843][ T32] 5d20: c040d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.843914][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.843980][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.844060][ T32] r5:800f0013 r4:80239bb0 [ 1327.844119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.844254][ T32] r4:82ac21e4 [ 1327.844319][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.844445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.844514][ T32] r4:e0585dc0 [ 1327.844580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.844692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.844753][ T32] r4:00000000 [ 1327.844798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.844892][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.844960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.845056][ T32] r5:00001000 r4:dfb39000 [ 1327.845117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.845215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.845337][ T32] r5:8503ab8c r4:8503a800 [ 1327.845466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.845585][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.845641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.845746][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.845807][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1327.845987][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 10 printk messages dropped ** [ 1327.846876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1327.868107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1327.868516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.869072][ T32] r5:8505b38c r4:8505b000 [ 1327.869146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.869424][ T32] r10:61c88647 r9:84e26c00 r8:847dc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.869984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.871648][ T32] r4:00000000 [ 1327.871714][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.871813][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.871898][ T32] 5d20: c0659000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.871981][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.872053][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.872137][ T32] r5:800f0013 r4:80239bb0 [ 1327.872195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.872296][ T32] r4:82ac21e4 [ 1327.872346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.872443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.872506][ T32] r4:e0585dc0 [ 1327.872578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.872684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.872748][ T32] r4:00000000 [ 1327.872799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.872905][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.872961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.873068][ T32] r5:00001000 r4:dfb39000 [ 1327.873118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.873210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.873330][ T32] r5:8503ab8c r4:8503a800 [ 1327.873387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.873517][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.873587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1327.873802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.873906][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1327.874591][ T32] INFO: task kworker/1:317:3907 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.875312][ T32] r4:8501a400 ** 5 printk messages dropped ** [ 1327.875784][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.876277][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.876746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.876843][ T32] r5:8505bf8c r4:8505bc00 [ 1327.876890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.876992][ T32] r7:ddde2d80 r6:83018200 r5:8505bf8c r4:847dc780 [ 1327.877051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.877158][ T32] r10:61c88647 r9:8501a400 r8:847dc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.877240][ T32] r4:847dc780 [ 1327.877314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.877421][ T32] r10:00000000 r9:847dc780 r8:80287e08 r7:e0895e60 r6:847dc800 r5:8501a400 [ 1327.877492][ T32] r4:00000001 [ 1327.877548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.905328][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) [ 1327.905391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.905425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.905452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.905486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.905510][ T32] r4:847d6f40 [ 1327.905961][ T32] INFO: task kworker/1:317:3907 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.905999][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.906080][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.906167][ T32] Call trace: [ 1327.906236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.906300][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.906355][ T32] r4:00000000 [ 1327.906382][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.906505][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.906539][ T32] 5d20: c08a8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.906569][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.906594][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.906617][ T32] r5:800f0013 r4:80239bb0 [ 1327.906637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.906680][ T32] r4:82ac21e4 [ 1327.906701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.906763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.906806][ T32] r4:e0585dc0 [ 1327.906878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.906926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.907023][ T32] r4:00000000 [ 1327.907054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.907103][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.907126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.907167][ T32] r5:00001000 r4:dfb39000 [ 1327.907205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.907287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.907337][ T32] r5:8503ab8c r4:8503a800 [ 1327.907359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.907421][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.907447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1327.907539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.915874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.916265][ T32] task:kworker/1:318 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.916644][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.916892][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.917015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.917127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.917168][ T32] r5:8505b78c r4:8505b400 [ 1327.917201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.917252][ T32] r7:ddde2d80 r6:83018200 r5:8505b78c r4:847dc880 [ 1327.917274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.917320][ T32] r10:61c88647 r9:8501b000 r8:847dc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.917344][ T32] r4:847dc880 [ 1327.917363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.917409][ T32] r10:00000000 r9:847dc880 r8:80287e08 r7:e07dde60 r6:847dc900 r5:8501b000 [ 1327.917432][ T32] r4:00000001 [ 1327.917451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.917487][ T32] Exception stack(0xe0801fb0 to 0xe0801ff8) [ 1327.917514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.917541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.918097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.918172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.918227][ T32] r4:847d6f40 [ 1327.918663][ T32] INFO: task kworker/1:318:3909 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.918697][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.918762][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.918870][ T32] Call trace: [ 1327.918949][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.919081][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.919142][ T32] r4:00000000 [ 1327.919198][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.919298][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.919371][ T32] 5d20: c08a8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.919444][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.919509][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.919570][ T32] r5:800f0013 r4:80239bb0 [ 1327.919625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.919751][ T32] r4:82ac21e4 [ 1327.919833][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.919943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.920000][ T32] r4:e0585dc0 [ 1327.920060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.920173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.920233][ T32] r4:00000000 [ 1327.920289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.920418][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.920477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.920571][ T32] r5:00001000 r4:dfb39000 [ 1327.920622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.920713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.920806][ T32] r5:8503ab8c r4:8503a800 [ 1327.920925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.921050][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.921111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.921223][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.921468][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1327.921789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.922534][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.923007][ T32] r5:84e26000 r4:8291a680 ** 3 printk messages dropped ** [ 1327.923144][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1327.923196][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1327.923442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.923610][ T32] r5:8505bb8c r4:8505b800 [ 1327.923662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.923767][ T32] r7:ddde2d80 r6:83018200 r5:8505bb8c r4:847dc980 [ 1327.923826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.923936][ T32] r10:61c88647 r9:84e26000 r8:847dc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.924032][ T32] r4:847dc980 [ 1327.924095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.924223][ T32] r10:00000000 r9:847dc980 r8:80287e08 r7:e07dde60 r6:8506c100 r5:84e26000 [ 1327.924305][ T32] r4:00000001 [ 1327.924360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.924445][ T32] Exception stack(0xe08a5fb0 to 0xe08a5ff8) [ 1327.924505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.924579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.924649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.924724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.924787][ T32] r4:8506e000 [ 1327.925242][ T32] INFO: task kworker/1:319:3911 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1327.925322][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.925455][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.925600][ T32] Call trace: [ 1327.925680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.925795][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.925848][ T32] r4:00000000 [ 1327.925897][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.925998][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.926080][ T32] 5d20: c08a8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.926159][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.926273][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.926342][ T32] r5:800f0013 r4:80239bb0 [ 1327.926394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.926489][ T32] r4:82ac21e4 [ 1327.926547][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.926649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.926711][ T32] r4:e0585dc0 [ 1327.926764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.926866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.926939][ T32] r4:00000000 [ 1327.926991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.927114][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.927181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.927285][ T32] r5:00001000 r4:dfb39000 [ 1327.927357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.927455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.927553][ T32] r5:8503ab8c r4:8503a800 [ 1327.950072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.950273][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.950339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.950423][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.950480][ T32] r4:84f79100 [ 1327.950531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.950584][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.950608][ T32] r4:00000001 [ 1327.950657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.950727][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.950790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.950848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.950878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.950968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.951005][ T32] r4:84f605c0 [ 1327.951033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.951088][ T32] INFO: task kworker/1:320:3914 blocked for more than 454 seconds. [ 1327.951128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.951153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.951176][ T32] task:kworker/1:320 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.951297][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.951354][ T32] Call trace: [ 1327.951534][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.951588][ T32] r10:8291a684 r9:e08b1d84 r8:00000002 r7:60000013 r6:e08b1d8c r5:84498c00 [ 1327.951639][ T32] r4:84498c00 [ 1327.951663][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.951707][ T32] r5:84498c00 r4:8291a680 [ 1327.951728][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.951766][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.951837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 ** 4 printk messages dropped ** [ 1327.952075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506e5c0 ** 7 printk messages dropped ** [ 1327.952569][ T32] r5:8505c78c r4:8505c400 ** 1 printk messages dropped ** [ 1327.952640][ T32] r7:ddde2d80 r6:83018200 r5:8505c78c r4:847dca00 ** 5 printk messages dropped ** [ 1327.952822][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.953032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.954087][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.954274][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1327.954860][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.955135][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1327.955513][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1327.955773][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1327.955930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.956278][ T32] r5:84499800 r4:8291a680 ** 4 printk messages dropped ** [ 1327.956576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1327.957042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.957211][ T32] r7:ddde2d80 r6:83018200 r5:8505c38c r4:847dca80 ** 2 printk messages dropped ** [ 1327.957397][ T32] r4:847dca80 ** 6 printk messages dropped ** [ 1327.978543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.979520][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1327.979544][ T32] r4:00000000 [ 1327.979563][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.979603][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1327.979631][ T32] 5d20: c10d9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1327.979800][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1327.979943][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1327.979991][ T32] r5:800f0013 r4:80239bb0 [ 1327.980069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.980150][ T32] r4:82ac21e4 [ 1327.980175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.980220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1327.980244][ T32] r4:e0585dc0 [ 1327.980264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.980306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1327.980329][ T32] r4:00000000 [ 1327.980361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.980414][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.980457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.980505][ T32] r5:00001000 r4:dfb39000 [ 1327.980525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.980632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.980732][ T32] r5:8503ab8c r4:8503a800 [ 1327.980778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.980887][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1327.980912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.980967][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.980993][ T32] r4:84f79100 [ 1327.981013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.981060][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1327.981082][ T32] r4:00000001 [ 1327.981129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.981169][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1327.981196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.981224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.981251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.981310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.981335][ T32] r4:84f605c0 [ 1327.981358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.981418][ T32] INFO: task kworker/1:322:3917 blocked for more than 454 seconds. [ 1327.981467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.981520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.981573][ T32] task:kworker/1:322 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.981706][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.981762][ T32] Call trace: [ 1327.981796][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.981846][ T32] r10:8291a684 r9:e08e1d84 r8:00000002 r7:60000113 r6:e08e1d8c r5:84498000 [ 1327.981869][ T32] r4:84498000 [ 1327.981916][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.981982][ T32] r5:84498000 r4:8291a680 [ 1327.982003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.982042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.982082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e1e08 [ 1327.982104][ T32] r4:00000000 [ 1327.982123][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.982301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506e800 ** 7 printk messages dropped ** [ 1327.982702][ T32] r5:8505cf8c r4:8505cc00 [ 1327.982758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.982937][ T32] r10:61c88647 r9:84498000 r8:847dcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.983344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.984058][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 5 printk messages dropped ** [ 1327.984307][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1327.984621][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.984712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.985328][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1327.985662][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1327.985819][ T32] task:kworker/1:323 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.986240][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.986385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506e6c0 ** 7 printk messages dropped ** [ 1327.986699][ T32] r5:8505cb8c r4:8505c800 ** 1 printk messages dropped ** [ 1327.986765][ T32] r7:ddde2d80 r6:83018200 r5:8505cb8c r4:847dcb80 ** 4 printk messages dropped ** [ 1327.986917][ T32] r10:00000000 r9:847dcb80 r8:80287e08 r7:e08e1e60 r6:8506c300 r5:8449b000 ** 7 printk messages dropped ** [ 1327.987252][ T32] r4:8506e3c0 ** 2 printk messages dropped ** [ 1328.012787][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.013243][ T32] 5d20: c1535000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 1 printk messages dropped ** [ 1328.013296][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.013321][ T32] r5:800f0013 r4:80239bb0 [ 1328.013341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.013410][ T32] r4:82ac21e4 [ 1328.013492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.013540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.013569][ T32] r4:e0585dc0 [ 1328.013619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.013665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.013721][ T32] r4:00000000 [ 1328.013745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.013792][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.013841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.013915][ T32] r5:00001000 r4:dfb39000 [ 1328.013940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.013989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.014033][ T32] r5:8503ab8c r4:8503a800 [ 1328.014054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.014100][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.014122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.014170][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.014227][ T32] r4:84f79100 [ 1328.014251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.014299][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.014324][ T32] r4:00000001 [ 1328.014371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.014411][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.014439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.014467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.014493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.014540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.014592][ T32] r4:84f605c0 [ 1328.014618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.014702][ T32] INFO: task kworker/1:324:3921 blocked for more than 454 seconds. [ 1328.014801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.014830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.014852][ T32] task:kworker/1:324 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.014918][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.014997][ T32] Call trace: [ 1328.015111][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.015190][ T32] r10:8291a684 r9:e08edd84 r8:00000002 r7:60000113 r6:e08edd8c r5:8449a400 [ 1328.015219][ T32] r4:8449a400 [ 1328.015268][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.015395][ T32] r5:8449a400 r4:8291a680 [ 1328.015479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.015549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.015595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 1328.015618][ T32] r4:00000000 [ 1328.015638][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.015672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.015733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.015793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506ed40 [ 1328.015843][ T32] r4:00000000 [ 1328.015866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.016166][ T32] r5:8505df8c r4:8505dc00 [ 1328.016227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.016277][ T32] r7:ddde2d80 r6:83018200 r5:8505df8c r4:847dcc00 [ 1328.016327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.016379][ T32] r10:61c88647 r9:8449a400 r8:847dcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.016402][ T32] r4:847dcc00 [ 1328.016448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.016504][ T32] r10:00000000 r9:847dcc00 r8:80287e08 r7:e08e1e60 r6:8506c380 r5:8449a400 [ 1328.016527][ T32] r4:00000001 [ 1328.016547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.016584][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 1328.016639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.016671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.016699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.016727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.016750][ T32] r4:8506e680 [ 1328.017184][ T32] INFO: task kworker/1:324:3921 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.017217][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.017286][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.017335][ T32] Call trace: [ 1328.017365][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.017416][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.017454][ T32] r4:00000000 [ 1328.017479][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.017521][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.017549][ T32] 5d20: c1535000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.017616][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.032790][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.032863][ T32] r5:800f0013 r4:80239bb0 [ 1328.032921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.033017][ T32] r4:82ac21e4 [ 1328.033049][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1328.033281][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1328.033703][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1328.033827][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.033873][ T32] r4:00000001 [ 1328.033897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.033937][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.033991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.034023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.034057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.034089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.034288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.034616][ T32] r10:8291a684 r9:e08f1d84 r8:00000002 r7:60000113 r6:e08f1d8c r5:8449c800 ** 8 printk messages dropped ** [ 1328.034935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.035345][ T32] r5:8505d38c r4:8505d000 [ 1328.035366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.035439][ T32] r7:ddde2d80 r6:83018200 r5:8505d38c r4:847dcc80 ** 2 printk messages dropped ** [ 1328.035537][ T32] r4:847dcc80 ** 5 printk messages dropped ** [ 1328.035767][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.036554][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.036793][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1328.037135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1328.054779][ T32] r5:8503ab8c r4:8503a800 ** 4 printk messages dropped ** [ 1328.055025][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1328.055282][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1328.055544][ T32] INFO: task kworker/1:326:3924 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1328.055956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1328.056468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506ea80 ** 9 printk messages dropped ** [ 1328.056899][ T32] r7:ddde2d80 r6:83018200 r5:8505d78c r4:847dcd00 ** 17 printk messages dropped ** [ 1328.063376][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1328.063661][ T32] 5d20: c1a48000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.063720][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.063750][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.063774][ T32] r5:800f0013 r4:80239bb0 [ 1328.063823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.063869][ T32] r4:82ac21e4 [ 1328.063890][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.063959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.063986][ T32] r4:e0585dc0 [ 1328.064008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.064084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.064112][ T32] r4:00000000 [ 1328.064132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.064178][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.064201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.064243][ T32] r5:00001000 r4:dfb39000 [ 1328.064264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.064333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.064408][ T32] r5:8503ab8c r4:8503a800 [ 1328.064433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.064511][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.064563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.064642][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.064668][ T32] r4:84f79100 [ 1328.064715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.064764][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.064789][ T32] r4:00000001 [ 1328.064821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.064858][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.064907][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.064965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.065443][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.065759][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1328.066668][ T32] r7:ddde2d80 r6:83018200 r5:8505db8c r4:847dcd80 ** 15 printk messages dropped ** [ 1328.084992][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1328.085975][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 11 printk messages dropped ** [ 1328.086687][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 10 printk messages dropped ** [ 1328.087140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1328.098308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1328.098699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506eec0 ** 7 printk messages dropped ** [ 1328.098956][ T32] r5:8505e38c r4:8505e000 ** 3 printk messages dropped ** [ 1328.099160][ T32] r10:61c88647 r9:8449ec00 r8:847dce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1328.100257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.100334][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.100389][ T32] r4:00000000 [ 1328.100412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.100452][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.100481][ T32] 5d20: c1f70000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.100509][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.100562][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.100590][ T32] r5:800f0013 r4:80239bb0 [ 1328.100624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.100698][ T32] r4:82ac21e4 [ 1328.100752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.100825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.100852][ T32] r4:e0585dc0 [ 1328.100873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.100940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.100980][ T32] r4:00000000 [ 1328.101002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.101058][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.101081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.101149][ T32] r5:00001000 r4:dfb39000 [ 1328.101172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.101229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.101277][ T32] r5:8503ab8c r4:8503a800 [ 1328.101303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.101361][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.101412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1328.101546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.101838][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.102289][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.102656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.102995][ T32] r9:83018205 r8:8449bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1328.103212][ T32] r5:8505eb8c r4:8505e800 [ 1328.103243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.103415][ T32] r4:847dce80 ** 4 printk messages dropped ** [ 1328.103553][ T32] Exception stack(0xe491dfb0 to 0xe491dff8) ** 16 printk messages dropped ** [ 1328.104655][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 17 printk messages dropped ** [ 1328.105444][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 21 printk messages dropped ** [ 1328.106361][ T32] r10:8291a684 r9:e492dd84 r8:00000002 r7:60000013 r6:e492dd8c r5:84c90c00 ** 20 printk messages dropped ** [ 1328.107315][ T32] r7:ddde2d80 r6:83018200 r5:8505e78c r4:847dcf00 ** 5 printk messages dropped ** [ 1328.129577][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.129758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1328.131052][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1328.131384][ T32] r5:00001000 r4:dfb39000 [ 1328.131461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.131560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.131608][ T32] r5:8503ab8c r4:8503a800 [ 1328.131657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.131710][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.131733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.131805][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.131831][ T32] r4:84f79100 [ 1328.131852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.131926][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.131952][ T32] r4:00000001 [ 1328.131999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.132044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.132100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.132185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.132244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.132333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.132360][ T32] r4:84f605c0 [ 1328.132382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.132437][ T32] INFO: task kworker/1:331:3935 blocked for more than 454 seconds. [ 1328.132527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.132554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.132603][ T32] task:kworker/1:331 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.132653][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.132747][ T32] Call trace: [ 1328.132822][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.132871][ T32] r10:8291a684 r9:e4931d84 r8:00000002 r7:60000113 r6:e4931d8c r5:84c91800 [ 1328.132929][ T32] r4:84c91800 [ 1328.132956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.133000][ T32] r5:84c91800 r4:8291a680 [ 1328.133039][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.133084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.133126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4931e08 ** 1 printk messages dropped ** [ 1328.133200][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1328.133392][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.133555][ T32] r5:00001000 r4:e0101000 ** 2 printk messages dropped ** [ 1328.133688][ T32] r5:8505ff8c r4:8505fc00 [ 1328.133708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.133752][ T32] r7:ddde2d80 r6:83018200 r5:8505ff8c r4:847dcf80 ** 1 printk messages dropped ** [ 1328.133820][ T32] r10:61c88647 r9:84c91800 r8:847dcfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.134156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.134736][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1328.135064][ T32] 5d20: c227c000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 4 printk messages dropped ** [ 1328.135243][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1328.135328][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1328.135409][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.135641][ T32] r5:00001000 r4:dfb39000 ** 10 printk messages dropped ** [ 1328.136100][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1328.136566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1328.136660][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.136753][ T32] Call trace: [ 1328.136814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.136914][ T32] r10:8291a684 r9:e4925d84 r8:00000002 r7:60000113 r6:e4925d8c r5:84c92400 [ 1328.136940][ T32] r4:84c92400 [ 1328.136988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.137046][ T32] r5:84c92400 r4:8291a680 [ 1328.137114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.137157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.137200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4925e08 [ 1328.137222][ T32] r4:00000000 [ 1328.137311][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.137363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.137402][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.137447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080040 [ 1328.137471][ T32] r4:00000000 [ 1328.137491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.137535][ T32] r9:83018205 r8:84c92400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.137588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.154078][ T32] r5:00001000 r4:e0045000 [ 1328.154129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.154245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.154323][ T32] r5:8505ef8c r4:8505ec00 [ 1328.154347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.154396][ T32] r7:ddde2d80 r6:83018200 r5:8505ef8c r4:85088000 [ 1328.154418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.154466][ T32] r10:61c88647 r9:84c92400 r8:8508802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.154489][ T32] r4:85088000 [ 1328.154509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.154557][ T32] r10:00000000 r9:85088000 r8:80287e08 r7:e4931e60 r6:8506c780 r5:84c92400 [ 1328.154580][ T32] r4:00000001 [ 1328.154599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.154678][ T32] Exception stack(0xe4925fb0 to 0xe4925ff8) [ 1328.154714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.154743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.154771][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.154801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.154849][ T32] r4:84ce3100 [ 1328.155300][ T32] INFO: task kworker/1:332:3936 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.155364][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.155509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.155616][ T32] Call trace: [ 1328.155653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.155707][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.155731][ T32] r4:00000000 [ 1328.155751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.155845][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.155881][ T32] 5d20: c2552000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.155916][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.155993][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.156054][ T32] r5:800f0013 r4:80239bb0 [ 1328.156084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.156134][ T32] r4:82ac21e4 [ 1328.156157][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.156201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.156224][ T32] r4:e0585dc0 [ 1328.156258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.156325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.156356][ T32] r4:00000000 [ 1328.156377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.156451][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.156477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.156521][ T32] r5:00001000 r4:dfb39000 [ 1328.156553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.156596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.156639][ T32] r5:8503ab8c r4:8503a800 [ 1328.156660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.156707][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.156728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.156775][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.156800][ T32] r4:84f79100 [ 1328.156819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.156863][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.156913][ T32] r4:00000001 [ 1328.156967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.157026][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.157063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.157092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.157179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.157212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.157236][ T32] r4:84f605c0 [ 1328.157257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.157286][ T32] INFO: task kworker/1:333:3938 blocked for more than 454 seconds. [ 1328.157333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.157361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.157383][ T32] task:kworker/1:333 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.157430][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.157531][ T32] Call trace: [ 1328.173257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.173363][ T32] r10:8291a684 r9:e4939d84 r8:00000002 r7:60000113 r6:e4939d8c r5:84c93c00 [ 1328.173390][ T32] r4:84c93c00 [ 1328.173426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.173475][ T32] r5:84c93c00 r4:8291a680 [ 1328.173498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.173540][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.173583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4939e08 [ 1328.173644][ T32] r4:00000000 [ 1328.173668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.173704][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.173743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.173784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850802c0 [ 1328.173806][ T32] r4:00000000 [ 1328.173838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1328.174224][ T32] r5:8505f38c r4:8505f000 [ 1328.174251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1328.174839][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1328.176165][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1328.176936][ T32] r5:8503ab8c r4:8503a800 ** 9 printk messages dropped ** [ 1328.177319][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 13 printk messages dropped ** [ 1328.190758][ T32] r10:8291a684 r9:e4945d84 r8:00000002 r7:60000113 r6:e4945d8c r5:84c93000 ** 5 printk messages dropped ** [ 1328.190994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4945e08 [ 1328.191065][ T32] r4:00000000 [ 1328.191097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.191152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.191194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.191236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080400 [ 1328.191258][ T32] r4:00000000 [ 1328.191278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.191340][ T32] r9:83018205 r8:84c93000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.191397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.191443][ T32] r5:00001000 r4:e0083000 ** 2 printk messages dropped ** [ 1328.191548][ T32] r5:8505f78c r4:8505f400 ** 1 printk messages dropped ** [ 1328.191674][ T32] r7:ddde2d80 r6:83018200 r5:8505f78c r4:85088100 ** 15 printk messages dropped ** [ 1328.192886][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1328.193566][ T32] r4:e0585dc0 ** 11 printk messages dropped ** [ 1328.194354][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.194405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.194457][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.194479][ T32] r4:84f79100 [ 1328.194498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.194543][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.194565][ T32] r4:00000001 [ 1328.194632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.194673][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.194700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.194759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.194880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.194912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.194934][ T32] r4:84f605c0 [ 1328.194955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.194984][ T32] INFO: task kworker/1:335:3942 blocked for more than 454 seconds. [ 1328.195019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.195050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.195072][ T32] task:kworker/1:335 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.195210][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.195365][ T32] Call trace: [ 1328.195400][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.195447][ T32] r10:8291a684 r9:e4949d84 r8:00000002 r7:60000113 r6:e4949d8c r5:84c96000 [ 1328.195470][ T32] r4:84c96000 [ 1328.195490][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.195569][ T32] r5:84c96000 r4:8291a680 [ 1328.195593][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.195669][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.195715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4949e08 [ 1328.195755][ T32] r4:00000000 [ 1328.195883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.195930][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1328.196109][ T32] r9:83018205 r8:84c96000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1328.196678][ T32] r10:61c88647 r9:84c96000 r8:850881ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1328.225123][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 13 printk messages dropped ** [ 1328.225907][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 9 printk messages dropped ** [ 1328.226466][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1328.226636][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1328.226860][ T32] INFO: task kworker/1:336:3945 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.227272][ T32] r4:84c95400 [ 1328.227326][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.227406][ T32] r5:84c95400 r4:8291a680 [ 1328.227510][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.227555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.227598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4955e08 [ 1328.227620][ T32] r4:00000000 [ 1328.227639][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.227672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.227759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.234671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080900 [ 1328.234717][ T32] r4:00000000 [ 1328.234741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.234806][ T32] r9:83018205 r8:84c95400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.234847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.234897][ T32] r5:00001000 r4:e05c9000 [ 1328.234918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.234957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.234999][ T32] r5:8506078c r4:85060400 [ 1328.235021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.235075][ T32] r7:ddde2d80 r6:83018200 r5:8506078c r4:85088200 [ 1328.235124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.235176][ T32] r10:61c88647 r9:84c95400 r8:8508822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.235199][ T32] r4:85088200 [ 1328.235230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.235281][ T32] r10:00000000 r9:85088200 r8:80287e08 r7:e4931e60 r6:8506c980 r5:84c95400 [ 1328.235317][ T32] r4:00000001 [ 1328.235341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.235381][ T32] Exception stack(0xe4955fb0 to 0xe4955ff8) [ 1328.235413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.235469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.235528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.235560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.235611][ T32] r4:85080500 [ 1328.236060][ T32] INFO: task kworker/1:336:3945 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.236102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.236224][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.236277][ T32] Call trace: [ 1328.236310][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.236364][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.236388][ T32] r4:00000000 [ 1328.236408][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.236446][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.236486][ T32] 5d20: c2e21000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.236520][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.236546][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.236589][ T32] r5:800f0013 r4:80239bb0 [ 1328.236613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.236670][ T32] r4:82ac21e4 [ 1328.236721][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.236778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.236804][ T32] r4:e0585dc0 [ 1328.236823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.236865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.236886][ T32] r4:00000000 [ 1328.236906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.236976][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.237011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.237094][ T32] r5:00001000 r4:dfb39000 [ 1328.237144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.237221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.237268][ T32] r5:8503ab8c r4:8503a800 [ 1328.237290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.237339][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.237439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.237528][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.248227][ T32] r4:84f79100 [ 1328.248285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.248423][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.248453][ T32] r4:00000001 [ 1328.248509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.248555][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.248657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.248757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.248792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.248825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.248952][ T32] r4:84f605c0 [ 1328.248981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.249013][ T32] INFO: task kworker/1:337:3946 blocked for more than 454 seconds. [ 1328.249059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.249144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.249271][ T32] task:kworker/1:337 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.249332][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.249472][ T32] Call trace: [ 1328.249548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.249606][ T32] r10:8291a684 r9:e4919d84 r8:00000002 r7:60000113 r6:e4919d8c r5:8501d400 [ 1328.249664][ T32] r4:8501d400 [ 1328.249689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.249769][ T32] r5:8501d400 r4:8291a680 [ 1328.249793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.249871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.249953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4919e08 [ 1328.250013][ T32] r4:00000000 [ 1328.250040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1328.250160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080780 ** 4 printk messages dropped ** [ 1328.250412][ T32] r5:00001000 r4:e05b5000 ** 2 printk messages dropped ** [ 1328.250650][ T32] r5:8506038c r4:85060000 [ 1328.250672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.250718][ T32] r7:ddde2d80 r6:83018200 r5:8506038c r4:85088280 [ 1328.250739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.250785][ T32] r10:61c88647 r9:8501d400 r8:850882ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.250809][ T32] r4:85088280 [ 1328.250828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.250909][ T32] r10:00000000 r9:85088280 r8:80287e08 r7:e4955e60 r6:85088300 r5:8501d400 [ 1328.250935][ T32] r4:00000001 [ 1328.251037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.251079][ T32] Exception stack(0xe4919fb0 to 0xe4919ff8) [ 1328.251105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.251133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.251159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.251268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.251295][ T32] r4:850806c0 [ 1328.251748][ T32] INFO: task kworker/1:337:3946 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.251783][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.251976][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.252197][ T32] Call trace: [ 1328.252232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.252335][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.252388][ T32] r4:00000000 [ 1328.252459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.252507][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.252576][ T32] 5d20: c30c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.252612][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.252638][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.252704][ T32] r5:800f0013 r4:80239bb0 [ 1328.252764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.252926][ T32] r4:82ac21e4 [ 1328.252950][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.252995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.253017][ T32] r4:e0585dc0 [ 1328.253041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.253226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.253253][ T32] r4:00000000 [ 1328.253275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.253327][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.253348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.253390][ T32] r5:00001000 r4:dfb39000 [ 1328.253560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.253604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.253646][ T32] r5:8503ab8c r4:8503a800 [ 1328.253666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.253718][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.253740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.253787][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.253810][ T32] r4:84f79100 [ 1328.253830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.253874][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.253955][ T32] r4:00000001 [ 1328.253992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.254036][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.254063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.254091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.254117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.254187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.254265][ T32] r4:84f605c0 [ 1328.254426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.254643][ T32] INFO: task kworker/1:338:3949 blocked for more than 454 seconds. [ 1328.254675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.254755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.254780][ T32] task:kworker/1:338 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.254882][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.254929][ T32] Call trace: [ 1328.254997][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.255112][ T32] r10:8291a684 r9:e4951d84 r8:00000002 r7:60000113 r6:e4951d8c r5:8501e000 [ 1328.255139][ T32] r4:8501e000 [ 1328.255239][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.255320][ T32] r5:8501e000 r4:8291a680 [ 1328.255343][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.255384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.255441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4951e08 [ 1328.255546][ T32] r4:00000000 [ 1328.255670][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.255708][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.255744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.255785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080700 [ 1328.255843][ T32] r4:00000000 [ 1328.255867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.255913][ T32] r9:83018205 r8:8501e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.255970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.256017][ T32] r5:00001000 r4:e05d9000 [ 1328.256055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.256095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.256139][ T32] r5:85060b8c r4:85060800 [ 1328.256161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.256208][ T32] r7:ddde2d80 r6:83018200 r5:85060b8c r4:85088380 [ 1328.256230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.256312][ T32] r10:61c88647 r9:8501e000 r8:850883ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.256399][ T32] r4:85088380 [ 1328.256423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.256528][ T32] r10:00000000 r9:85088380 r8:80287e08 r7:e4955e60 r6:85088400 r5:8501e000 [ 1328.256652][ T32] r4:00000001 [ 1328.256774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.256814][ T32] Exception stack(0xe4951fb0 to 0xe4951ff8) [ 1328.256897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.256929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.256955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.256983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.257006][ T32] r4:85080700 [ 1328.257330][ T32] INFO: task kworker/1:338:3949 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.257382][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.280513][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.280634][ T32] Call trace: [ 1328.280702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.280780][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.280809][ T32] r4:00000000 [ 1328.280832][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.280900][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.280959][ T32] 5d20: c334d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.281021][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.281055][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.281080][ T32] r5:800f0013 r4:80239bb0 [ 1328.281114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.281189][ T32] r4:82ac21e4 [ 1328.281214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.281257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.281311][ T32] r4:e0585dc0 [ 1328.281346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.281392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.281429][ T32] r4:00000000 [ 1328.281452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.281527][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.281554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.281625][ T32] r5:00001000 r4:dfb39000 [ 1328.281700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.281821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.281907][ T32] r5:8503ab8c r4:8503a800 [ 1328.281932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.281981][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.282003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.282083][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.282110][ T32] r4:84f79100 [ 1328.282132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.282179][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.282230][ T32] r4:00000001 [ 1328.282251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.282288][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.282313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.282342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.282369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.282397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.282420][ T32] r4:84f605c0 [ 1328.282444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.282484][ T32] INFO: task kworker/1:339:3950 blocked for more than 454 seconds. [ 1328.282519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.282546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.282584][ T32] task:kworker/1:339 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.282643][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.282705][ T32] Call trace: [ 1328.282754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.282808][ T32] r10:8291a684 r9:e089dd84 r8:00000002 r7:60000113 r6:e089dd8c r5:8501ec00 [ 1328.282834][ T32] r4:8501ec00 [ 1328.282856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.282899][ T32] r5:8501ec00 r4:8291a680 [ 1328.282920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.282959][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.283004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 [ 1328.283028][ T32] r4:00000000 [ 1328.283078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.283120][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.283156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.283197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080d80 [ 1328.283288][ T32] r4:00000000 [ 1328.283338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.283400][ T32] r9:83018205 r8:8501ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1328.283428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.283497][ T32] r5:00001000 r4:e0615000 [ 1328.283552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.283599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.283644][ T32] r5:8506138c r4:85061000 [ 1328.283746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.283796][ T32] r7:ddde2d80 r6:83018200 r5:8506138c r4:85088480 [ 1328.283818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.283866][ T32] r10:61c88647 r9:8501ec00 r8:850884ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.283891][ T32] r4:85088480 [ 1328.283911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.283955][ T32] r10:00000000 r9:85088480 r8:80287e08 r7:e4951e60 r6:85088500 r5:8501ec00 [ 1328.283979][ T32] r4:00000001 [ 1328.283999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.284041][ T32] Exception stack(0xe089dfb0 to 0xe089dff8) [ 1328.284083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.284126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.284154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.284184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.284234][ T32] r4:85080980 [ 1328.284768][ T32] INFO: task kworker/1:339:3950 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.284805][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.284983][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.285038][ T32] Call trace: [ 1328.285071][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.285162][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.285191][ T32] r4:00000000 [ 1328.285211][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.285251][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.285280][ T32] 5d20: c334d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.285312][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.285376][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.285422][ T32] r5:800f0013 r4:80239bb0 [ 1328.285484][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.285538][ T32] r4:82ac21e4 [ 1328.285622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.285670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.285694][ T32] r4:e0585dc0 [ 1328.285771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.285888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.285917][ T32] r4:00000000 [ 1328.285994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.286061][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.286142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.286223][ T32] r5:00001000 r4:dfb39000 [ 1328.286249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.286307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.286390][ T32] r5:8503ab8c r4:8503a800 [ 1328.286415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.286476][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.286502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.286552][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.286577][ T32] r4:84f79100 [ 1328.286597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.286644][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.286694][ T32] r4:00000001 [ 1328.286719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.286780][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.286926][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.286959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.286988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.287020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.287050][ T32] r4:84f605c0 [ 1328.287220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.287251][ T32] INFO: task kworker/1:340:3953 blocked for more than 454 seconds. [ 1328.287440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.287575][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.309323][ T32] task:kworker/1:340 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.309414][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.309754][ T32] Call trace: [ 1328.309907][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.310109][ T32] r10:8291a684 r9:e495dd84 r8:00000002 r7:60000013 r6:e495dd8c r5:8501c800 [ 1328.310141][ T32] r4:8501c800 [ 1328.310214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.310269][ T32] r5:8501c800 r4:8291a680 [ 1328.310447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.310492][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.310537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 [ 1328.310670][ T32] r4:00000000 [ 1328.310695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.310732][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.310784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.310854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850808c0 [ 1328.310883][ T32] r4:00000000 [ 1328.310907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.310958][ T32] r9:83018205 r8:8501c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.311008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.311154][ T32] r5:00001000 r4:e0602000 [ 1328.311181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.311224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.311268][ T32] r5:85060f8c r4:85060c00 [ 1328.311291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.311340][ T32] r7:ddde2d80 r6:83018200 r5:85060f8c r4:85088580 [ 1328.311363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.311410][ T32] r10:61c88647 r9:8501c800 r8:850885ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.311434][ T32] r4:85088580 [ 1328.311455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.311501][ T32] r10:00000000 r9:85088580 r8:80287e08 r7:e089de60 r6:85088600 r5:8501c800 [ 1328.311524][ T32] r4:00000001 [ 1328.311545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.311583][ T32] Exception stack(0xe495dfb0 to 0xe495dff8) [ 1328.311612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.311643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.311671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.311781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.311808][ T32] r4:85080b80 [ 1328.312255][ T32] INFO: task kworker/1:340:3953 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.312291][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.312395][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.312444][ T32] Call trace: [ 1328.312476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.312528][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.312553][ T32] r4:00000000 [ 1328.312611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.312729][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.312762][ T32] 5d20: c3601000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.312793][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.312851][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.312879][ T32] r5:800f0013 r4:80239bb0 [ 1328.312901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.312965][ T32] r4:82ac21e4 [ 1328.312990][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.313261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.313290][ T32] r4:e0585dc0 [ 1328.313310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.313390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.313508][ T32] r4:00000000 [ 1328.313626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.313749][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.313875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.313924][ T32] r5:00001000 r4:dfb39000 [ 1328.313997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.314123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.314235][ T32] r5:8503ab8c r4:8503a800 [ 1328.314371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.314511][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.314540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.314591][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.314722][ T32] r4:84f79100 [ 1328.314942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.314995][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.315070][ T32] r4:00000001 [ 1328.315182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.315232][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.315317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.315378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.315438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.315502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.315528][ T32] r4:84f605c0 [ 1328.315559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.315614][ T32] INFO: task kworker/1:341:3955 blocked for more than 454 seconds. [ 1328.315666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.315694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.315717][ T32] task:kworker/1:341 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.315762][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.315804][ T32] Call trace: [ 1328.315834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.315881][ T32] r10:8291a684 r9:e4965d84 r8:00000002 r7:60000013 r6:e4965d8c r5:8501bc00 [ 1328.315903][ T32] r4:8501bc00 [ 1328.315924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.315986][ T32] r5:8501bc00 r4:8291a680 [ 1328.316042][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.316088][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.316132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4965e08 [ 1328.316365][ T32] r4:00000000 [ 1328.316389][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.316425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.316461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.316500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506edc0 [ 1328.316522][ T32] r4:00000000 [ 1328.316541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.316661][ T32] r9:83018205 r8:8501bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1328.316776][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.316821][ T32] r5:00001000 r4:df9f7000 [ 1328.316841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.316879][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.316920][ T32] r5:85061f8c r4:85061c00 [ 1328.316940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.316987][ T32] r7:ddde2d80 r6:83018200 r5:85061f8c r4:85088680 [ 1328.317008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.317059][ T32] r10:61c88647 r9:8501bc00 r8:850886ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.317089][ T32] r4:85088680 [ 1328.317110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.317225][ T32] r10:00000000 r9:85088680 r8:80287e08 r7:e089de60 r6:85088700 r5:8501bc00 [ 1328.317253][ T32] r4:00000001 [ 1328.317273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.317315][ T32] Exception stack(0xe4965fb0 to 0xe4965ff8) [ 1328.317453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.317485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.317511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.317572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.317690][ T32] r4:85080c00 [ 1328.339527][ T32] INFO: task kworker/1:341:3955 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.339624][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.339701][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.339767][ T32] Call trace: [ 1328.339800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.339857][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.340008][ T32] r4:00000000 [ 1328.340045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.340091][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.340307][ T32] 5d20: c3a74000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.340341][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.340367][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.340391][ T32] r5:800f0013 r4:80239bb0 [ 1328.340412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.340455][ T32] r4:82ac21e4 [ 1328.340477][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.340520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.340571][ T32] r4:e0585dc0 [ 1328.340595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.340638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.340662][ T32] r4:00000000 [ 1328.340682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.340752][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.340829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.340877][ T32] r5:00001000 r4:dfb39000 [ 1328.340898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.340938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.340980][ T32] r5:8503ab8c r4:8503a800 [ 1328.341000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.341068][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.341093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.341142][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.341164][ T32] r4:84f79100 [ 1328.341183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.341229][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.341263][ T32] r4:00000001 [ 1328.341286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.341324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.341350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.341379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.341407][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.341435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.341457][ T32] r4:84f605c0 [ 1328.341478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.341505][ T32] INFO: task kworker/1:342:3956 blocked for more than 454 seconds. [ 1328.341550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.341577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.341599][ T32] task:kworker/1:342 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.341663][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.341709][ T32] Call trace: [ 1328.341792][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.341949][ T32] r10:8291a684 r9:e496dd84 r8:00000002 r7:60000113 r6:e496dd8c r5:84c94800 [ 1328.341977][ T32] r4:84c94800 [ 1328.342014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.342064][ T32] r5:84c94800 r4:8291a680 [ 1328.342085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.342124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.342166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e496de08 [ 1328.342234][ T32] r4:00000000 [ 1328.342261][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.342298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.342333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.342373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080f40 [ 1328.342395][ T32] r4:00000000 [ 1328.342428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.342476][ T32] r9:83018205 r8:84c94800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1328.342500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.342541][ T32] r5:00001000 r4:e0685000 [ 1328.342561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.342599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.342639][ T32] r5:8506178c r4:85061400 [ 1328.342659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.342704][ T32] r7:ddde2d80 r6:83018200 r5:8506178c r4:85088780 [ 1328.342741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.342817][ T32] r10:61c88647 r9:84c94800 r8:850887ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.342843][ T32] r4:85088780 [ 1328.342863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.342970][ T32] r10:00000000 r9:85088780 r8:80287e08 r7:e4965e60 r6:8506ca00 r5:84c94800 [ 1328.343065][ T32] r4:00000001 [ 1328.343099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.343141][ T32] Exception stack(0xe496dfb0 to 0xe496dff8) [ 1328.343167][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.343197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.343236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.343278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.343343][ T32] r4:85080c00 [ 1328.343595][ T32] INFO: task kworker/1:342:3956 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.343626][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.343682][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.343725][ T32] Call trace: [ 1328.343754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.343814][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.343841][ T32] r4:00000000 [ 1328.343860][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.343899][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.343951][ T32] 5d20: c3a74000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.343985][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.344012][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.344040][ T32] r5:800f0013 r4:80239bb0 [ 1328.344061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.344167][ T32] r4:82ac21e4 [ 1328.344191][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.344234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.344257][ T32] r4:e0585dc0 [ 1328.344276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.344361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.344387][ T32] r4:00000000 [ 1328.344407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.344595][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.344713][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.344759][ T32] r5:00001000 r4:dfb39000 [ 1328.344782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.344822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.344928][ T32] r5:8503ab8c r4:8503a800 [ 1328.344952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.345001][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.345022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.345077][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.345130][ T32] r4:84f79100 [ 1328.345153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.345200][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.345224][ T32] r4:00000001 [ 1328.345243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.345277][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.345302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.345329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.345449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.345483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.345506][ T32] r4:84f605c0 [ 1328.345545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.345611][ T32] INFO: task kworker/1:343:3958 blocked for more than 454 seconds. [ 1328.345644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.345668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.345689][ T32] task:kworker/1:343 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.345774][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.345816][ T32] Call trace: [ 1328.345845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1328.346238][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.346997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.347176][ T32] r5:85061b8c r4:85061800 [ 1328.347197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.347242][ T32] r7:ddde2d80 r6:83018200 r5:85061b8c r4:85088800 [ 1328.347263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.347311][ T32] r10:61c88647 r9:84c96c00 r8:8508882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.347334][ T32] r4:85088800 [ 1328.347353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.347434][ T32] r10:00000000 r9:85088800 r8:80287e08 r7:e4965e60 r6:8506ca80 r5:84c96c00 [ 1328.347460][ T32] r4:00000001 [ 1328.347480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.347517][ T32] Exception stack(0xe4975fb0 to 0xe4975ff8) [ 1328.347543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.373559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.373673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.373733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.373857][ T32] r4:85080dc0 [ 1328.374416][ T32] INFO: task kworker/1:343:3958 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.374460][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.374860][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.374929][ T32] Call trace: [ 1328.374964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.375156][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.375254][ T32] r4:00000000 [ 1328.375278][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.375357][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.375440][ T32] 5d20: c3ebf000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.375473][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.375498][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.375538][ T32] r5:800f0013 r4:80239bb0 [ 1328.375561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.375603][ T32] r4:82ac21e4 [ 1328.375642][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.375690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.375714][ T32] r4:e0585dc0 [ 1328.375734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.376042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.376182][ T32] r4:00000000 [ 1328.376300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.376415][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.376442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.376486][ T32] r5:00001000 r4:dfb39000 [ 1328.376543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.376775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.376895][ T32] r5:8503ab8c r4:8503a800 [ 1328.376920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.377258][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.377286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.391215][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1328.391538][ T32] INFO: task kworker/1:344:3962 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1328.391918][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1328.392235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.392537][ T32] r5:85062f8c r4:85062c00 [ 1328.392557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.392671][ T32] r10:61c88647 r9:84e46c00 r8:8508892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.392995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.393947][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.394314][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.394500][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.394747][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.395018][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1328.395430][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1328.395620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.395970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.396370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.396628][ T32] r5:8506238c r4:85062000 ** 4 printk messages dropped ** [ 1328.396852][ T32] r4:85088980 ** 4 printk messages dropped ** [ 1328.397193][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) ** 7 printk messages dropped ** [ 1328.424505][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.424781][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.424812][ T32] 5d20: c480e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.424873][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.424904][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.424929][ T32] r5:800f0013 r4:80239bb0 [ 1328.424949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.424992][ T32] r4:82ac21e4 [ 1328.425013][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.425078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.425105][ T32] r4:e0585dc0 [ 1328.425144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.425253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.425288][ T32] r4:00000000 [ 1328.425309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.425356][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.425379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.425465][ T32] r5:00001000 r4:dfb39000 [ 1328.425494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.425537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.425703][ T32] r5:8503ab8c r4:8503a800 [ 1328.425738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.425792][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.425846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.426017][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.426067][ T32] r4:84f79100 [ 1328.426107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.426181][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.426259][ T32] r4:00000001 [ 1328.426286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.426326][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.426411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.426447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.426476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.426505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.426627][ T32] r4:84f605c0 [ 1328.426655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.426845][ T32] INFO: task kworker/1:346:3965 blocked for more than 454 seconds. [ 1328.426882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.426908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.426970][ T32] task:kworker/1:346 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.427095][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.427447][ T32] Call trace: [ 1328.427602][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.435815][ T32] r10:8291a684 r9:e0775d84 r8:00000002 r7:60000113 r6:e0775d8c r5:850e8c00 [ 1328.435897][ T32] r4:850e8c00 [ 1328.435926][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.435993][ T32] r5:850e8c00 r4:8291a680 [ 1328.436049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.436101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.436187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0775e08 [ 1328.436213][ T32] r4:00000000 [ 1328.436234][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.436270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.436313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.436368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a4040 [ 1328.436395][ T32] r4:00000000 [ 1328.436415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.436495][ T32] r9:83018205 r8:850e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.436528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.436575][ T32] r5:00001000 r4:dfab5000 [ 1328.436610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.436655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.436734][ T32] r5:8506278c r4:85062400 [ 1328.436757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.436929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.437199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.440163][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.440482][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1328.441067][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.441536][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.441794][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1328.442061][ T32] INFO: task kworker/1:347:3967 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1328.442514][ T32] r4:850e8000 ** 4 printk messages dropped ** [ 1328.442674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 ** 8 printk messages dropped ** [ 1328.442931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.442973][ T32] r5:00001000 r4:dfb2d000 [ 1328.442992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.443034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.443077][ T32] r5:85062b8c r4:85062800 [ 1328.443097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.443140][ T32] r7:ddde2d80 r6:83018200 r5:85062b8c r4:85088a80 [ 1328.443160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.443259][ T32] r10:61c88647 r9:850e8000 r8:85088aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.443501][ T32] r4:85088a80 [ 1328.443617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.443667][ T32] r10:00000000 r9:85088a80 r8:80287e08 r7:e0749e60 r6:8506cc80 r5:850e8000 [ 1328.443690][ T32] r4:00000001 [ 1328.443710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.443746][ T32] Exception stack(0xe0811fb0 to 0xe0811ff8) [ 1328.443772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.443800][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.443839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.443872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.444039][ T32] r4:850a4000 [ 1328.444387][ T32] INFO: task kworker/1:347:3967 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.444418][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.444472][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.444531][ T32] Call trace: [ 1328.444561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.444626][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.444653][ T32] r4:00000000 [ 1328.444672][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.444710][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.444737][ T32] 5d20: c480e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.444767][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.444793][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.444817][ T32] r5:800f0013 r4:80239bb0 [ 1328.444837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.444876][ T32] r4:82ac21e4 [ 1328.444895][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.444936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.444976][ T32] r4:e0585dc0 [ 1328.444999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.445045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.445240][ T32] r4:00000000 [ 1328.445264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.445310][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.445332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.445373][ T32] r5:00001000 r4:dfb39000 [ 1328.445392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.445429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.445470][ T32] r5:8503ab8c r4:8503a800 [ 1328.445489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.445536][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.445556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.445601][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.445622][ T32] r4:84f79100 [ 1328.445666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.445719][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.445744][ T32] r4:00000001 [ 1328.445783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.445837][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.445894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.445942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.445972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.446037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.446067][ T32] r4:84f605c0 [ 1328.446089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.446113][ T32] INFO: task kworker/1:348:3969 blocked for more than 454 seconds. ** 4 printk messages dropped ** [ 1328.446413][ T32] Call trace: ** 6 printk messages dropped ** [ 1328.446717][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.447301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.447456][ T32] r5:8506338c r4:85063000 ** 5 printk messages dropped ** [ 1328.479151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.479811][ T32] r4:850a41c0 [ 1328.480247][ T32] INFO: task kworker/1:348:3969 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.480282][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.480545][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.480823][ T32] Call trace: [ 1328.480943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.481016][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.481049][ T32] r4:00000000 [ 1328.481125][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.481169][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.481197][ T32] 5d20: c4e79000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.481353][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.481383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.481409][ T32] r5:800f0013 r4:80239bb0 [ 1328.481429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.481470][ T32] r4:82ac21e4 [ 1328.481490][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.481614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.481640][ T32] r4:e0585dc0 [ 1328.481661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.481991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.482182][ T32] r4:00000000 [ 1328.482485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.482594][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.482625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.482694][ T32] r5:00001000 r4:dfb39000 [ 1328.482721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.482802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.482850][ T32] r5:8503ab8c r4:8503a800 ** 1 printk messages dropped ** [ 1328.482918][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.484057][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.484711][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1328.485460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1328.486523][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1328.487292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.487477][ T32] r5:8506378c r4:85063400 [ 1328.487497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.487542][ T32] r7:ddde2d80 r6:83018200 r5:8506378c r4:85088b80 [ 1328.487638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.511814][ T32] r10:61c88647 r9:850ea400 r8:85088bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.512037][ T32] r4:85088b80 [ 1328.512075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.512290][ T32] r10:00000000 r9:85088b80 r8:80287e08 r7:e497de60 r6:8506cd80 r5:850ea400 [ 1328.512362][ T32] r4:00000001 [ 1328.512386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.512485][ T32] Exception stack(0xe898dfb0 to 0xe898dff8) [ 1328.512603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.512635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.512725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.512850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.513042][ T32] r4:850a42c0 [ 1328.513495][ T32] INFO: task kworker/1:349:3972 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.513532][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.513604][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.513940][ T32] Call trace: [ 1328.514173][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.514306][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.514336][ T32] r4:00000000 [ 1328.514431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.514475][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.514504][ T32] 5d20: c50e3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.514558][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.514588][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.514613][ T32] r5:800f0013 r4:80239bb0 [ 1328.514680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.514805][ T32] r4:82ac21e4 [ 1328.514835][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.514923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.514954][ T32] r4:e0585dc0 [ 1328.514976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.515049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.515162][ T32] r4:00000000 [ 1328.515407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.515459][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.515509][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.515961][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1328.516590][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1328.517003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.517406][ T32] r10:8291a684 r9:e8995d84 r8:00000002 r7:60000013 r6:e8995d8c r5:850eb000 ** 9 printk messages dropped ** [ 1328.529114][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.529548][ T32] r5:85063b8c r4:85063800 [ 1328.529573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1328.530636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.532066][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.532768][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.532795][ T32] r4:00000000 [ 1328.532815][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.532855][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.532975][ T32] 5d20: c51b8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.533007][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.533079][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.533107][ T32] r5:800f0013 r4:80239bb0 [ 1328.533127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.533169][ T32] r4:82ac21e4 [ 1328.533190][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.533513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.533539][ T32] r4:e0585dc0 [ 1328.533600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.533684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.533712][ T32] r4:00000000 [ 1328.533731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.533776][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.533875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.533921][ T32] r5:00001000 r4:dfb39000 [ 1328.533942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.533980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.534078][ T32] r5:8503ab8c r4:8503a800 [ 1328.534280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.534401][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.534610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.534785][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.534812][ T32] r4:84f79100 [ 1328.534889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.534941][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.534965][ T32] r4:00000001 [ 1328.534985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.535022][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.535118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.535276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.535351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.535557][ T32] task:kworker/1:351 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1328.536316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.536871][ T32] r5:85064b8c r4:85064800 [ 1328.536893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.537077][ T32] r10:61c88647 r9:850ec800 r8:85088cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1328.537415][ T32] r4:850a4640 ** 5 printk messages dropped ** [ 1328.562166][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.562799][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1328.563133][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.563638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.564357][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.564629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.565141][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.565726][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1328.566602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.566914][ T32] r7:ddde2d80 r6:83018200 r5:85063f8c r4:85088d00 ** 5 printk messages dropped ** [ 1328.567325][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.591677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.593316][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.593363][ T32] r4:00000000 [ 1328.593403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.593506][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.593567][ T32] 5d20: c572c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.593679][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.593735][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.593782][ T32] r5:800f0013 r4:80239bb0 [ 1328.593822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.593898][ T32] r4:82ac21e4 [ 1328.593938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.594137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.594233][ T32] r4:e0585dc0 [ 1328.594313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.594397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.594441][ T32] r4:00000000 [ 1328.594480][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.594581][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.594629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.594709][ T32] r5:00001000 r4:dfb39000 [ 1328.594750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.594822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.594900][ T32] r5:8503ab8c r4:8503a800 [ 1328.594969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.595063][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.595119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.595210][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.595253][ T32] r4:84f79100 [ 1328.595328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.595436][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.595499][ T32] r4:00000001 [ 1328.595570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.595644][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.595722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.595781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.595832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.595889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.595938][ T32] r4:84f605c0 [ 1328.595979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.596033][ T32] INFO: task kworker/1:353:3979 blocked for more than 455 seconds. [ 1328.596097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.596150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.596190][ T32] task:kworker/1:353 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.596292][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.596430][ T32] Call trace: [ 1328.596535][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.596634][ T32] r10:8291a684 r9:e89a9d84 r8:00000002 r7:60000013 r6:e89a9d8c r5:850ebc00 [ 1328.596683][ T32] r4:850ebc00 [ 1328.596729][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.596812][ T32] r5:850ebc00 r4:8291a680 [ 1328.596856][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.596935][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.597021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a9e08 [ 1328.597106][ T32] r4:00000000 [ 1328.597154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.597254][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.597332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1328.597513][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.612441][ T32] r5:8506438c r4:85064000 [ 1328.612506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.612600][ T32] r7:ddde2d80 r6:83018200 r5:8506438c r4:85088d80 ** 3 printk messages dropped ** [ 1328.612812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.613624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.615566][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.615959][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1328.616746][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.617349][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.643173][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1328.643519][ T32] INFO: task kworker/1:354:3982 blocked for more than 455 seconds. ** 8 printk messages dropped ** [ 1328.644006][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1328.644390][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.644623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.644704][ T32] r5:8506478c r4:85064400 ** 4 printk messages dropped ** [ 1328.644979][ T32] r4:85088e00 ** 4 printk messages dropped ** [ 1328.645295][ T32] Exception stack(0xe4969fb0 to 0xe4969ff8) ** 6 printk messages dropped ** [ 1328.645951][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.646364][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.646421][ T32] r4:00000000 [ 1328.646522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.646674][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.646810][ T32] 5d20: c61f8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.646885][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.646948][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.647003][ T32] r5:800f0013 r4:80239bb0 [ 1328.647058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.647143][ T32] r4:82ac21e4 [ 1328.647281][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.647410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.647474][ T32] r4:e0585dc0 [ 1328.647522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.647703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.654985][ T32] r4:00000000 [ 1328.655064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.655135][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.655185][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.655236][ T32] r5:00001000 r4:dfb39000 [ 1328.655257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.655336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.655383][ T32] r5:8503ab8c r4:8503a800 [ 1328.655468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.655526][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.655549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.655628][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.655657][ T32] r4:84f79100 [ 1328.655677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.655726][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.655748][ T32] r4:00000001 [ 1328.655768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.655810][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.655841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.655880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.655938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.656019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.656076][ T32] r4:84f605c0 [ 1328.656125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.656184][ T32] INFO: task kworker/0:79:3985 blocked for more than 455 seconds. [ 1328.656249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.656309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.656353][ T32] task:kworker/0:79 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.656498][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.656759][ T32] Call trace: [ 1328.656867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.656977][ T32] r10:8291a684 r9:e4961d84 r8:00000002 r7:60000113 r6:e4961d8c r5:850ed400 [ 1328.657122][ T32] r4:850ed400 [ 1328.657234][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.657337][ T32] r5:850ed400 r4:8291a680 [ 1328.657413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.657500][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.678691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4961e08 [ 1328.678791][ T32] r4:00000000 [ 1328.678838][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.678984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.679109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.679203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85122d80 [ 1328.679251][ T32] r4:00000000 [ 1328.679362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.679467][ T32] r9:83018005 r8:850ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.679544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.679599][ T32] r5:00001000 r4:e0577000 [ 1328.679649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.679791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.679900][ T32] r5:850b0b8c r4:850b0800 [ 1328.679924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.680014][ T32] r7:dddced80 r6:83018000 r5:850b0b8c r4:8512b080 [ 1328.680038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.680086][ T32] r10:61c88647 r9:850ed400 r8:8512b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.680127][ T32] r4:8512b080 [ 1328.680149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.680199][ T32] r10:00000000 r9:8512b080 r8:80287e08 r7:e0549e60 r6:8512b100 r5:850ed400 [ 1328.680223][ T32] r4:00000001 [ 1328.680242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.680286][ T32] Exception stack(0xe4961fb0 to 0xe4961ff8) [ 1328.680317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.680375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.680426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.680501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.680525][ T32] r4:85122980 [ 1328.680988][ T32] INFO: task kworker/0:79:3985 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.681047][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.681211][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.681309][ T32] Call trace: [ 1328.681383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.681479][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.681534][ T32] r4:00000000 [ 1328.681557][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.681629][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1328.681750][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.682033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.682563][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.682846][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.683050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.683575][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.683833][ T32] r5:84e23c00 r4:8291a680 ** 6 printk messages dropped ** [ 1328.684204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.684605][ T32] r5:8506578c r4:85065400 [ 1328.684655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.684770][ T32] r10:61c88647 r9:84e23c00 r8:85088eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.685164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.685728][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.686334][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.686743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.687356][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.712479][ T32] r4:00000001 [ 1328.712526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.712630][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.712705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.712765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.712795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.712854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.712880][ T32] r4:84f605c0 [ 1328.712904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.712935][ T32] INFO: task kworker/1:356:3989 blocked for more than 455 seconds. [ 1328.712969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.713031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.713085][ T32] task:kworker/1:356 state:D stack:0 pid:3989 tgid:3989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.713185][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.713286][ T32] Call trace: [ 1328.713351][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.713429][ T32] r10:8291a684 r9:e89b1d84 r8:00000002 r7:60000013 r6:e89b1d8c r5:84ca0000 [ 1328.713486][ T32] r4:84ca0000 [ 1328.713548][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.713608][ T32] r5:84ca0000 r4:8291a680 [ 1328.713633][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.713695][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.713772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b1e08 [ 1328.713798][ T32] r4:00000000 [ 1328.713850][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.713887][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.713926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.713998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089340 [ 1328.714041][ T32] r4:00000000 [ 1328.714102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.714151][ T32] r9:83018205 r8:84ca0000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1328.714239][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.714297][ T32] r5:00001000 r4:e058d000 [ 1328.714360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.714430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.714501][ T32] r5:85064f8c r4:85064c00 [ 1328.714554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.714603][ T32] r7:ddde2d80 r6:83018200 r5:85064f8c r4:85088f00 [ 1328.714626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.714671][ T32] r10:61c88647 r9:84ca0000 r8:85088f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.714728][ T32] r4:85088f00 [ 1328.714752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.714836][ T32] r10:00000000 r9:85088f00 r8:80287e08 r7:e89a1e60 r6:8512b200 r5:84ca0000 [ 1328.714861][ T32] r4:00000001 [ 1328.714881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.714973][ T32] Exception stack(0xe89b1fb0 to 0xe89b1ff8) [ 1328.715015][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.715076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.715105][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.715134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.715737][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.716047][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1328.716393][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.716689][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.716942][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1328.717217][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1328.717437][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.726593][ T32] r5:84ca0c00 r4:8291a680 ** 5 printk messages dropped ** [ 1328.726847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1328.727175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.727392][ T32] r7:dddced80 r6:83018000 r5:850b1b8c r4:8512b280 ** 5 printk messages dropped ** [ 1328.741314][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.741548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.742398][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.742584][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1328.742945][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.743183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.743512][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.743534][ T32] r4:00000001 [ 1328.743552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.743610][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.743642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.743670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.743696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.743725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.743762][ T32] r4:84f605c0 [ 1328.743786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.743814][ T32] INFO: task kworker/0:81:3992 blocked for more than 455 seconds. [ 1328.743847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.743873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.743915][ T32] task:kworker/0:81 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.743995][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.744042][ T32] Call trace: [ 1328.744098][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.744147][ T32] r10:8291a684 r9:e89b9d84 r8:00000002 r7:60000113 r6:e89b9d8c r5:84ca1800 [ 1328.744169][ T32] r4:84ca1800 [ 1328.744189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.744232][ T32] r5:84ca1800 r4:8291a680 [ 1328.744251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.744294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.744336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b9e08 [ 1328.744372][ T32] r4:00000000 [ 1328.744394][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.744430][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.744491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.744535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126040 [ 1328.744558][ T32] r4:00000000 [ 1328.744577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.744620][ T32] r9:83018005 r8:84ca1800 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1328.744642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.744682][ T32] r5:00001000 r4:e06e7000 [ 1328.744725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.744769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.744811][ T32] r5:850b0f8c r4:850b0c00 [ 1328.744831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.744875][ T32] r7:dddced80 r6:83018000 r5:850b0f8c r4:8512b380 [ 1328.744896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.744941][ T32] r10:61c88647 r9:84ca1800 r8:8512b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.744964][ T32] r4:8512b380 [ 1328.744982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.745027][ T32] r10:00000000 r9:8512b380 r8:80287e08 r7:e89ade60 r6:8512b400 r5:84ca1800 [ 1328.745049][ T32] r4:00000001 [ 1328.745067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.745101][ T32] Exception stack(0xe89b9fb0 to 0xe89b9ff8) [ 1328.745127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.745154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.745203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.745610][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.746052][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.746380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.746792][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.747035][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.747148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.747503][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.754984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89bde08 ** 10 printk messages dropped ** [ 1328.755457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.755542][ T32] r5:8506538c r4:85065000 ** 3 printk messages dropped ** [ 1328.755765][ T32] r10:61c88647 r9:84ca2400 r8:85088fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1328.756268][ T32] r4:850a4f80 ** 5 printk messages dropped ** [ 1328.757061][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.757488][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.770714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.771172][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.771429][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.771689][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1328.771930][ T32] task:kworker/1:358 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.772414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c5e08 ** 8 printk messages dropped ** [ 1328.772724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.772863][ T32] r5:85065b8c r4:85065800 ** 1 printk messages dropped ** [ 1328.772945][ T32] r7:ddde2d80 r6:83018200 r5:85065b8c r4:85088880 [ 1328.772987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.773131][ T32] r10:61c88647 r9:84ca3c00 r8:850888ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.773237][ T32] r4:85088880 [ 1328.773338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.773465][ T32] r10:00000000 r9:85088880 r8:80287e08 r7:e89a1e60 r6:8512b500 r5:84ca3c00 [ 1328.773519][ T32] r4:00000001 [ 1328.773582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.773688][ T32] Exception stack(0xe89c5fb0 to 0xe89c5ff8) [ 1328.773751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.773814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.773956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.774030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.774082][ T32] r4:85080f00 [ 1328.774923][ T32] INFO: task kworker/1:358:3997 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.774995][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.775398][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.775562][ T32] Call trace: [ 1328.775749][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.775853][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.775953][ T32] r4:00000000 [ 1328.776103][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.776191][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.776249][ T32] 5d20: c78b1000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.776415][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.776475][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.776529][ T32] r5:800f0013 r4:80239bb0 [ 1328.776740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.776949][ T32] r4:82ac21e4 [ 1328.777000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.777090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.777140][ T32] r4:e0585dc0 [ 1328.777283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.777374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.777421][ T32] r4:00000000 [ 1328.777832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.798937][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.799011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.799222][ T32] r5:00001000 r4:dfb39000 [ 1328.799280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.799383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.799927][ T32] r5:8503ab8c r4:8503a800 [ 1328.800004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.800339][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.800683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.800789][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.800998][ T32] r4:84f79100 [ 1328.801049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.801146][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.801323][ T32] r4:00000001 [ 1328.801371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.801665][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.801777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.801874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.802024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.802091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.802140][ T32] r4:84f605c0 [ 1328.802402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.802468][ T32] INFO: task kworker/1:359:3999 blocked for more than 455 seconds. [ 1328.802634][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.802692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.802739][ T32] task:kworker/1:359 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.802952][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.803330][ T32] Call trace: [ 1328.803978][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.804091][ T32] r10:8291a684 r9:e89cdd84 r8:00000002 r7:60000013 r6:e89cdd8c r5:84ca5400 [ 1328.804142][ T32] r4:84ca5400 [ 1328.804204][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.804307][ T32] r5:84ca5400 r4:8291a680 [ 1328.804354][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.804436][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.804522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89cde08 [ 1328.804619][ T32] r4:00000000 [ 1328.804734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.805137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.805228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.805358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851241c0 [ 1328.805411][ T32] r4:00000000 [ 1328.805456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.805566][ T32] r9:83018205 r8:84ca5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1328.805648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.805764][ T32] r5:00001000 r4:e06cf000 [ 1328.805813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.805893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.805982][ T32] r5:85065f8c r4:85065c00 [ 1328.806057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.806172][ T32] r7:ddde2d80 r6:83018200 r5:85065f8c r4:85121000 [ 1328.806274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.806379][ T32] r10:61c88647 r9:84ca5400 r8:8512102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.806439][ T32] r4:85121000 [ 1328.806486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.806735][ T32] r10:00000000 r9:85121000 r8:80287e08 r7:e89c5e60 r6:8512b580 r5:84ca5400 [ 1328.806791][ T32] r4:00000001 [ 1328.806833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.806962][ T32] Exception stack(0xe89cdfb0 to 0xe89cdff8) ** 2 printk messages dropped ** [ 1328.807294][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.842249][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.842431][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1328.842951][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.843319][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.843825][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1328.844363][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1328.844668][ T32] task:kworker/1:360 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1328.845566][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.845929][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.846386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.846623][ T32] r7:ddde2d80 r6:83018200 r5:8506638c r4:85121080 ** 6 printk messages dropped ** [ 1328.847229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1328.873113][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.873242][ T32] Call trace: [ 1328.873347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.873461][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.873512][ T32] r4:00000000 [ 1328.873555][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.873641][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.873730][ T32] 5d20: c82db000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.873796][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.873872][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.873930][ T32] r5:800f0013 r4:80239bb0 [ 1328.873973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.874061][ T32] r4:82ac21e4 [ 1328.874136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.874373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.874445][ T32] r4:e0585dc0 [ 1328.874482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.874549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.874580][ T32] r4:00000000 [ 1328.874604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.874662][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.874690][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.874743][ T32] r5:00001000 r4:dfb39000 [ 1328.874768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.874816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.878432][ T32] r5:8503ab8c r4:8503a800 [ 1328.878530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.878631][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.878671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.878776][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.878820][ T32] r4:84f79100 [ 1328.878905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.879056][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.879126][ T32] r4:00000001 [ 1328.879165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.879321][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.879428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.879483][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.879598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.879808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.879855][ T32] r4:84f605c0 [ 1328.879896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.879949][ T32] INFO: task kworker/0:82:4003 blocked for more than 455 seconds. [ 1328.880007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.880054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.880092][ T32] task:kworker/0:82 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.881036][ T32] r5:84ca6000 r4:8291a680 ** 6 printk messages dropped ** [ 1328.881502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.881971][ T32] r5:850b1f8c r4:850b1c00 [ 1328.882005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.882376][ T32] r10:61c88647 r9:84ca6000 r8:8512b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1328.882854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.918689][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1328.919195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1328.919708][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.920055][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1328.920440][ T32] INFO: task kworker/1:361:4005 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1328.920787][ T32] r10:8291a684 r9:e89d5d84 r8:00000002 r7:60000113 r6:e89d5d8c r5:84ca6c00 ** 9 printk messages dropped ** [ 1328.921224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.921611][ T32] r5:8506678c r4:85066400 [ 1328.921654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.921910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.922283][ T32] r4:85124240 ** 2 printk messages dropped ** [ 1328.922687][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.923095][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1328.923399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 10 printk messages dropped ** [ 1328.923916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.924274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.924407][ T32] INFO: task kworker/1:362:4007 blocked for more than 455 seconds. [ 1328.924456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.924482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.924503][ T32] task:kworker/1:362 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.924547][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.924610][ T32] Call trace: [ 1328.924676][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.924727][ T32] r10:8291a684 r9:e89d9d84 r8:00000002 r7:60000013 r6:e89d9d8c r5:84ca4800 [ 1328.924750][ T32] r4:84ca4800 [ 1328.924782][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.924869][ T32] r5:84ca4800 r4:8291a680 [ 1328.924923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.924966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.925010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 [ 1328.925032][ T32] r4:00000000 [ 1328.925099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.925161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.925196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.925253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126300 [ 1328.925279][ T32] r4:00000000 [ 1328.925308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.925363][ T32] r9:83018205 r8:84ca4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1328.925410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.925476][ T32] r5:00001000 r4:e075f000 [ 1328.925498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.925568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.925630][ T32] r5:850b138c r4:850b1000 [ 1328.925652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.925736][ T32] r7:ddde2d80 r6:83018200 r5:850b138c r4:85121180 [ 1328.925760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.925808][ T32] r10:61c88647 r9:84ca4800 r8:851211ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.925829][ T32] r4:85121180 [ 1328.925849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.925893][ T32] r10:00000000 r9:85121180 r8:80287e08 r7:e89d5e60 r6:8512b800 r5:84ca4800 [ 1328.925925][ T32] r4:00000001 [ 1328.925947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.926042][ T32] Exception stack(0xe89d9fb0 to 0xe89d9ff8) [ 1328.926083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.926134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.926177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.926302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.926332][ T32] r4:85124040 [ 1328.926572][ T32] INFO: task kworker/1:362:4007 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1328.926612][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.926743][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.926822][ T32] Call trace: [ 1328.926852][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.926936][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1328.926966][ T32] r4:00000000 [ 1328.927030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.927077][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1328.927104][ T32] 5d20: c8b52000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1328.927144][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1328.927172][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1328.927214][ T32] r5:800f0013 r4:80239bb0 [ 1328.927238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.927279][ T32] r4:82ac21e4 [ 1328.927304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.927346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1328.927569][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.948935][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1328.949208][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1328.949607][ T32] INFO: task kworker/1:363:4009 blocked for more than 455 seconds. ** 8 printk messages dropped ** [ 1328.950049][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1328.950633][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.950870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.951142][ T32] r10:61c88647 r9:850f0c00 r8:8512122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.951429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1328.952309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1328.952613][ T32] r4:82ac21e4 [ 1328.952655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.952723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1328.952775][ T32] r4:e0585dc0 [ 1328.952802][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.952865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1328.952891][ T32] r4:00000000 [ 1328.952953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.953049][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1328.953076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.953120][ T32] r5:00001000 r4:dfb39000 [ 1328.953140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.953178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.953219][ T32] r5:8503ab8c r4:8503a800 [ 1328.953261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.953316][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1328.953338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.953406][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.953432][ T32] r4:84f79100 [ 1328.953452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.953499][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1328.953541][ T32] r4:00000001 [ 1328.953565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.953614][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1328.953657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.953710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.953748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.953778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.953800][ T32] r4:84f605c0 [ 1328.953844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.953894][ T32] INFO: task kworker/1:364:4012 blocked for more than 455 seconds. [ 1328.953924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.953948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.953990][ T32] task:kworker/1:364 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.954078][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.954160][ T32] Call trace: [ 1328.954280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.954337][ T32] r10:8291a684 r9:e89edd84 r8:00000002 r7:60000113 r6:e89edd8c r5:850f0000 [ 1328.954381][ T32] r4:850f0000 [ 1328.954404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.954448][ T32] r5:850f0000 r4:8291a680 [ 1328.954467][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.954535][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.954581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89ede08 [ 1328.954604][ T32] r4:00000000 [ 1328.954644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.954691][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.954750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.954794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124c40 [ 1328.954816][ T32] r4:00000000 [ 1328.954858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.954927][ T32] r9:83018205 r8:850f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.954951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.954993][ T32] r5:00001000 r4:e07cf000 [ 1328.955036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.955105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.955170][ T32] r5:85067b8c r4:85067800 [ 1328.955194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1328.955456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.955878][ T32] r4:85124400 ** 5 printk messages dropped ** [ 1328.956504][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.956970][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.957249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.974583][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1328.974790][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.975099][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1328.975427][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.975813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.976165][ T32] r9:83018205 r8:850f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1328.976363][ T32] r5:85066f8c r4:85066c00 ** 4 printk messages dropped ** [ 1328.976608][ T32] r4:85121300 ** 6 printk messages dropped ** [ 1328.976923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.995487][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1328.995905][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.996127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1328.996583][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1328.996895][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1328.997278][ T32] INFO: task kworker/1:366:4014 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.000268][ T32] r5:85013000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.000567][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1329.000736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124940 [ 1329.000784][ T32] r4:00000000 [ 1329.000829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.000900][ T32] r9:83018205 r8:85013000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1329.000926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.000971][ T32] r5:00001000 r4:e07b3000 [ 1329.001012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.001061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.001104][ T32] r5:8506738c r4:85067000 [ 1329.001134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.001185][ T32] r7:ddde2d80 r6:83018200 r5:8506738c r4:85121380 [ 1329.001206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.001276][ T32] r10:61c88647 r9:85013000 r8:851213ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.001307][ T32] r4:85121380 [ 1329.001328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.001384][ T32] r10:00000000 r9:85121380 r8:80287e08 r7:e89ede60 r6:85121400 r5:85013000 [ 1329.001410][ T32] r4:00000001 [ 1329.001430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.001467][ T32] Exception stack(0xe89c9fb0 to 0xe89c9ff8) [ 1329.001516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.001547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.001582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.001613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.001637][ T32] r4:85124640 [ 1329.002057][ T32] INFO: task kworker/1:366:4014 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.002089][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.002167][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.002364][ T32] Call trace: [ 1329.002402][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.002454][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.002540][ T32] r4:00000000 [ 1329.002640][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.002684][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.002722][ T32] 5d20: c97fc000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.002754][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.002781][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.002828][ T32] r5:800f0013 r4:80239bb0 [ 1329.002851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.002892][ T32] r4:82ac21e4 [ 1329.002912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.003016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.003051][ T32] r4:e0585dc0 [ 1329.003075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.003165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.003192][ T32] r4:00000000 [ 1329.003218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.003264][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.003304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.003363][ T32] r5:00001000 r4:dfb39000 [ 1329.003431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.003482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.003525][ T32] r5:8503ab8c r4:8503a800 [ 1329.003544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.003591][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.003612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.003659][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.003681][ T32] r4:84f79100 [ 1329.003699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.003780][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.004098][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1329.004229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.004640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.005001][ T32] r9:83018205 r8:85018c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1329.005230][ T32] r5:8506778c r4:85067400 ** 3 printk messages dropped ** [ 1329.005371][ T32] r10:61c88647 r9:85018c00 r8:851214ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1329.005760][ T32] Exception stack(0xe89f5fb0 to 0xe89f5ff8) ** 7 printk messages dropped ** [ 1329.006527][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.006806][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1329.007133][ T32] r4:82ac21e4 [ 1329.007156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.007232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.007257][ T32] r4:e0585dc0 [ 1329.007315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.007376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.007424][ T32] r4:00000000 [ 1329.007448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.007494][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.007515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.007633][ T32] r5:00001000 r4:dfb39000 [ 1329.028035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.028148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.028220][ T32] r5:8503ab8c r4:8503a800 [ 1329.028247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.028328][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.028356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.028429][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.028477][ T32] r4:84f79100 [ 1329.028501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.028549][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.028608][ T32] r4:00000001 [ 1329.028644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.028686][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.028716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.028745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.028805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.028839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.028884][ T32] r4:84f605c0 [ 1329.028909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.028985][ T32] INFO: task kworker/1:368:4018 blocked for more than 455 seconds. [ 1329.029056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.029103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.029160][ T32] task:kworker/1:368 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.029282][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.029357][ T32] Call trace: [ 1329.029394][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.029556][ T32] r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000113 r6:eaa05d8c r5:85019800 [ 1329.029631][ T32] r4:85019800 [ 1329.029667][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.029755][ T32] r5:85019800 r4:8291a680 [ 1329.029793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.029839][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.029928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1329.030106][ T32] r4:00000000 [ 1329.030158][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.030259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.030392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.030630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124dc0 [ 1329.030750][ T32] r4:00000000 [ 1329.030808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.030909][ T32] r9:83018205 r8:85019800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.031106][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.031161][ T32] r5:00001000 r4:e07e3000 [ 1329.031183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.031222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.031263][ T32] r5:85067f8c r4:85067c00 [ 1329.031283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.031366][ T32] r7:ddde2d80 r6:83018200 r5:85067f8c r4:85121580 [ 1329.031421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.031471][ T32] r10:61c88647 r9:85019800 r8:851215ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.031506][ T32] r4:85121580 [ 1329.031638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.031694][ T32] r10:00000000 r9:85121580 r8:80287e08 r7:e89ede60 r6:85121600 r5:85019800 [ 1329.031732][ T32] r4:00000001 [ 1329.031756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.031794][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1329.031859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.031893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.031919][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.031980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.032025][ T32] r4:851248c0 [ 1329.032463][ T32] INFO: task kworker/1:368:4018 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.032495][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.032624][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.032705][ T32] Call trace: [ 1329.032738][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.032788][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.032811][ T32] r4:00000000 [ 1329.032862][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.032905][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.033005][ T32] 5d20: c9bcb000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.033054][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.033080][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.033135][ T32] r5:800f0013 r4:80239bb0 [ 1329.033171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1329.033435][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1329.033649][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 6 printk messages dropped ** [ 1329.034054][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.034078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.034125][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.034147][ T32] r4:84f79100 [ 1329.034217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.034299][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.034325][ T32] r4:00000001 [ 1329.034347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.034386][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.034412][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.034440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.034466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.034495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.034517][ T32] r4:84f605c0 [ 1329.034557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.034585][ T32] INFO: task kworker/1:369:4022 blocked for more than 455 seconds. [ 1329.034627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.034674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.034698][ T32] task:kworker/1:369 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.034772][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.034813][ T32] Call trace: [ 1329.034929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.035000][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:85020000 [ 1329.035026][ T32] r4:85020000 [ 1329.035068][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.035113][ T32] r5:85020000 r4:8291a680 [ 1329.035154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.035195][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.035238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 ** 4 printk messages dropped ** [ 1329.035424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134140 ** 7 printk messages dropped ** [ 1329.035702][ T32] r5:84f50b8c r4:84f50800 [ 1329.035724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.035890][ T32] r10:61c88647 r9:85020000 r8:851216ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.036178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.036579][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.036631][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.036737][ T32] Call trace: [ 1329.036813][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.036885][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.036929][ T32] r4:00000000 [ 1329.036967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.037023][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.037067][ T32] 5d20: c9bcb000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.037116][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.037174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.037201][ T32] r5:800f0013 r4:80239bb0 [ 1329.037222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.037301][ T32] r4:82ac21e4 [ 1329.037353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.037399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.037435][ T32] r4:e0585dc0 [ 1329.037473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.037550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.068085][ T32] r4:00000000 [ 1329.068159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.068261][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.068308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.068363][ T32] r5:00001000 r4:dfb39000 [ 1329.068423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.068498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.068821][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1329.069024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.069411][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.069770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.070169][ T32] r9:83018205 r8:85020c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1329.070425][ T32] r5:84f5038c r4:84f50000 [ 1329.070469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.070629][ T32] r10:61c88647 r9:85020c00 r8:851217ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.071063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.072036][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.072156][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1329.072556][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.072839][ T32] r5:8503ab8c r4:8503a800 ** 4 printk messages dropped ** [ 1329.073196][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1329.073420][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.073672][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1329.073829][ T32] task:kworker/1:371 state:D stack:0 pid:4025 tgid:4025 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.074247][ T32] r5:85021800 r4:8291a680 ** 6 printk messages dropped ** [ 1329.074613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1329.074786][ T32] r9:83018205 r8:85021800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1329.074808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.074872][ T32] r5:00001000 r4:e0807000 [ 1329.074895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.074972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.075016][ T32] r5:84f5078c r4:84f50400 [ 1329.075036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.075081][ T32] r7:ddde2d80 r6:83018200 r5:84f5078c r4:85121880 [ 1329.075101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.075183][ T32] r10:61c88647 r9:85021800 r8:851218ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.075239][ T32] r4:85121880 [ 1329.075322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.075372][ T32] r10:00000000 r9:85121880 r8:80287e08 r7:eaa09e60 r6:85121900 r5:85021800 [ 1329.075394][ T32] r4:00000001 [ 1329.075412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.075447][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1329.075473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.075531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.075577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.075607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.075632][ T32] r4:85124fc0 [ 1329.075840][ T32] INFO: task kworker/1:371:4025 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.075869][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.075973][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.076016][ T32] Call trace: [ 1329.076070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.076141][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.076168][ T32] r4:00000000 [ 1329.076187][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.076247][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.076278][ T32] 5d20: ca88d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.076313][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.076372][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.076400][ T32] r5:800f0013 r4:80239bb0 [ 1329.076420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.076482][ T32] r4:82ac21e4 [ 1329.076509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.076573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.076628][ T32] r4:e0585dc0 [ 1329.076651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.076751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.076789][ T32] r4:00000000 [ 1329.076811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.076887][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.076917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.076963][ T32] r5:00001000 r4:dfb39000 [ 1329.076983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.077062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.077108][ T32] r5:8503ab8c r4:8503a800 [ 1329.077128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.077175][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.077196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.077242][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.077300][ T32] r4:84f79100 [ 1329.077324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.077372][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.077416][ T32] r4:00000001 [ 1329.077467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.077507][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.077533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.077612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.099297][ T32] task:kworker/1:372 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.100378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 ** 8 printk messages dropped ** [ 1329.100937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.101239][ T32] r5:84f50f8c r4:84f50c00 ** 4 printk messages dropped ** [ 1329.101618][ T32] r4:85121980 ** 3 printk messages dropped ** [ 1329.101846][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1329.103175][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.104398][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1329.104941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 5 printk messages dropped ** [ 1329.105331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.105433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.105530][ T32] r5:8503ab8c r4:8503a800 [ 1329.105572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.105670][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.105735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.105848][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.105924][ T32] r4:84f79100 [ 1329.105994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.106093][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.106140][ T32] r4:00000001 [ 1329.106210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.106294][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.106356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.106393][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.106420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.106463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.106490][ T32] r4:84f605c0 [ 1329.106511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.106569][ T32] INFO: task kworker/1:373:4029 blocked for more than 455 seconds. [ 1329.106648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.106678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.106727][ T32] task:kworker/1:373 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.106810][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.106858][ T32] Call trace: [ 1329.106925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.106991][ T32] r10:8291a684 r9:eaa19d84 r8:00000002 r7:60000113 r6:eaa19d8c r5:85023000 [ 1329.107050][ T32] r4:85023000 [ 1329.107078][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.107159][ T32] r5:85023000 r4:8291a680 [ 1329.107182][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.107271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.107352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa19e08 [ 1329.107378][ T32] r4:00000000 [ 1329.107398][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.107432][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.107468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.107509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134400 [ 1329.107597][ T32] r4:00000000 [ 1329.125653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.125745][ T32] r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1329.125793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.125845][ T32] r5:00001000 r4:e0853000 [ 1329.125877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.125920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.125963][ T32] r5:84f5138c r4:84f51000 [ 1329.126003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.126056][ T32] r7:ddde2d80 r6:83018200 r5:84f5138c r4:85121a80 [ 1329.126078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.126124][ T32] r10:61c88647 r9:85023000 r8:85121aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.126146][ T32] r4:85121a80 [ 1329.126166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.126276][ T32] r10:00000000 r9:85121a80 r8:80287e08 r7:eaa15e60 r6:85121b00 r5:85023000 [ 1329.126312][ T32] r4:00000001 [ 1329.126334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.126416][ T32] Exception stack(0xeaa19fb0 to 0xeaa19ff8) [ 1329.126450][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.126480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.126506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.126535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.126557][ T32] r4:85134340 [ 1329.126980][ T32] INFO: task kworker/1:373:4029 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.127037][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.127108][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.127154][ T32] Call trace: [ 1329.127185][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.127236][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.127259][ T32] r4:00000000 [ 1329.127305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.127360][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1329.127449][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1329.135920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 7 printk messages dropped ** [ 1329.136253][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1329.136600][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1329.136782][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.137150][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.137437][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.152724][ T32] r9:83018205 r8:85023c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1329.153014][ T32] r5:84f51b8c r4:84f51800 [ 1329.153035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.153083][ T32] r7:ddde2d80 r6:83018200 r5:84f51b8c r4:85121b80 [ 1329.153103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.153178][ T32] r10:61c88647 r9:85023c00 r8:85121bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.153236][ T32] r4:85121b80 [ 1329.153261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.153375][ T32] r10:00000000 r9:85121b80 r8:80287e08 r7:eaa19e60 r6:85121c00 r5:85023c00 [ 1329.153405][ T32] r4:00000001 [ 1329.153428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.153503][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1329.153535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.153598][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.153645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.153679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.153701][ T32] r4:851341c0 [ 1329.154205][ T32] INFO: task kworker/1:374:4031 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.154317][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.154453][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.154536][ T32] Call trace: [ 1329.154598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.154652][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.154676][ T32] r4:00000000 [ 1329.154725][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.154797][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.154856][ T32] 5d20: cb3ac000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.154890][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.154917][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.154971][ T32] r5:800f0013 r4:80239bb0 [ 1329.155023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.155095][ T32] r4:82ac21e4 [ 1329.155119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.155162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.155251][ T32] r4:e0585dc0 [ 1329.155299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.155344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.155405][ T32] r4:00000000 [ 1329.155430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.155476][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.155527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.155572][ T32] r5:00001000 r4:dfb39000 [ 1329.155592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.155661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.155708][ T32] r5:8503ab8c r4:8503a800 [ 1329.155727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.155773][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.155793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.155870][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.155896][ T32] r4:84f79100 [ 1329.155938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.156043][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.156070][ T32] r4:00000001 [ 1329.156090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.156125][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.156150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.156206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.156235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.156264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.156287][ T32] r4:84f605c0 [ 1329.156314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.156353][ T32] INFO: task kworker/1:375:4033 blocked for more than 455 seconds. [ 1329.156436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.156464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.156486][ T32] task:kworker/1:375 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.156578][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.156667][ T32] Call trace: [ 1329.156701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.156748][ T32] r10:8291a684 r9:eaa21d84 r8:00000002 r7:60000013 r6:eaa21d8c r5:85024800 [ 1329.156770][ T32] r4:85024800 [ 1329.156790][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.156863][ T32] r5:85024800 r4:8291a680 [ 1329.156886][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.156926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.156996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 [ 1329.157021][ T32] r4:00000000 [ 1329.157072][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.157114][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.157150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1329.157245][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.157427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.157537][ T32] r5:84f5178c r4:84f51400 [ 1329.157635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1329.164487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.164752][ T32] r4:85134480 ** 5 printk messages dropped ** [ 1329.165655][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.165759][ T32] r4:00000000 [ 1329.165782][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.165822][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.165876][ T32] 5d20: cb3ac000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.165931][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.165988][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.166051][ T32] r5:800f0013 r4:80239bb0 [ 1329.166074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.166116][ T32] r4:82ac21e4 [ 1329.166136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.166178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.166236][ T32] r4:e0585dc0 [ 1329.166309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.166385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.166412][ T32] r4:00000000 [ 1329.166465][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.166549][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.166574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.166652][ T32] r5:00001000 r4:dfb39000 [ 1329.166676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.166746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.166792][ T32] r5:8503ab8c r4:8503a800 [ 1329.166861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.166913][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.166983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.167065][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.167091][ T32] r4:84f79100 [ 1329.167110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.167156][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.167178][ T32] r4:00000001 [ 1329.167252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.167336][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.167379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.167443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.167474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.167502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.167558][ T32] r4:84f605c0 [ 1329.167740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.178349][ T32] INFO: task kworker/1:376:4035 blocked for more than 455 seconds. [ 1329.178467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.178525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.178574][ T32] task:kworker/1:376 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.179764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 ** 8 printk messages dropped ** [ 1329.180667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.181022][ T32] r5:84f51f8c r4:84f51c00 [ 1329.181072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1329.181521][ T32] r10:00000000 r9:85121c80 r8:80287e08 r7:eaa1de60 r6:85121e00 r5:85025400 ** 9 printk messages dropped ** [ 1329.182407][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.182931][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1329.183315][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.183760][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1329.184171][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1329.184589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.185805][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.186273][ T32] r5:85026000 r4:8291a680 ** 6 printk messages dropped ** [ 1329.187084][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.211492][ T32] r5:84f5238c r4:84f52000 [ 1329.211540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1329.212174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1329.212775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.214961][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1329.216161][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.216742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1329.242427][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1329.242893][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1329.243677][ T32] INFO: task kworker/1:378:4039 blocked for more than 455 seconds. [ 1329.243756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.243813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.243886][ T32] task:kworker/1:378 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.244011][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.244155][ T32] Call trace: [ 1329.244256][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.244396][ T32] r10:8291a684 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:85026c00 [ 1329.244451][ T32] r4:85026c00 [ 1329.244499][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.244593][ T32] r5:85026c00 r4:8291a680 [ 1329.244642][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.244730][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.244823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa41e08 [ 1329.244873][ T32] r4:00000000 [ 1329.244957][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.245066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.245155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.245246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134c00 [ 1329.245309][ T32] r4:00000000 [ 1329.245357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.245461][ T32] r9:83018205 r8:85026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1329.245561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.245653][ T32] r5:00001000 r4:eaa4f000 [ 1329.245708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.245793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.245886][ T32] r5:84f5278c r4:84f52400 [ 1329.245931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.246051][ T32] r7:ddde2d80 r6:83018200 r5:84f5278c r4:85121f80 [ 1329.246211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.246349][ T32] r10:61c88647 r9:85026c00 r8:85121fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.246426][ T32] r4:85121f80 [ 1329.246474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.246577][ T32] r10:00000000 r9:85121f80 r8:80287e08 r7:eaa35e60 r6:85141000 r5:85026c00 [ 1329.246630][ T32] r4:00000001 [ 1329.246700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.246780][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1329.246869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.246941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.247002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.247093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.247152][ T32] r4:85134840 [ 1329.266701][ T32] INFO: task kworker/1:378:4039 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.266868][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.267019][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.267157][ T32] Call trace: [ 1329.267256][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.267381][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.267436][ T32] r4:00000000 [ 1329.267609][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.272278][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.272417][ T32] 5d20: cbd86000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.272494][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.272554][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.272615][ T32] r5:800f0013 r4:80239bb0 [ 1329.272678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.272874][ T32] r4:82ac21e4 [ 1329.272948][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.273045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.273102][ T32] r4:e0585dc0 [ 1329.273152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.273245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.273349][ T32] r4:00000000 [ 1329.273400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.273501][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.273552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.273647][ T32] r5:00001000 r4:dfb39000 [ 1329.273733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.273824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.274600][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1329.275415][ T32] INFO: task kworker/1:379:4041 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.276111][ T32] r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000013 r6:eaa11d8c r5:85028c00 ** 5 printk messages dropped ** [ 1329.276628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1329.276689][ T32] r4:00000000 [ 1329.276735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.276812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.276892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.276986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134e00 [ 1329.277064][ T32] r4:00000000 [ 1329.277121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.277215][ T32] r9:83018205 r8:85028c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1329.277276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.277388][ T32] r5:00001000 r4:eaa5b000 [ 1329.277459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.277601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.292742][ T32] r5:84f52b8c r4:84f52800 [ 1329.292854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.292992][ T32] r7:ddde2d80 r6:83018200 r5:84f52b8c r4:85141080 [ 1329.293047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.293150][ T32] r10:61c88647 r9:85028c00 r8:851410ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.293239][ T32] r4:85141080 [ 1329.293300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.293431][ T32] r10:00000000 r9:85141080 r8:80287e08 r7:eaa41e60 r6:85141100 r5:85028c00 [ 1329.293486][ T32] r4:00000001 [ 1329.293556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.293644][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1329.293702][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.293767][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.293836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.293914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.293966][ T32] r4:85134a80 [ 1329.294770][ T32] INFO: task kworker/1:379:4041 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.294869][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.295035][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.295187][ T32] Call trace: [ 1329.295297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.295415][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.295471][ T32] r4:00000000 [ 1329.295548][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.295658][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.295730][ T32] 5d20: cbfa2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.295798][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.295857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.295913][ T32] r5:800f0013 r4:80239bb0 [ 1329.295978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.296104][ T32] r4:82ac21e4 [ 1329.296191][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.296295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.296349][ T32] r4:e0585dc0 [ 1329.296397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.296512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.296571][ T32] r4:00000000 [ 1329.296616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1329.296816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.296910][ T32] r5:00001000 r4:dfb39000 [ 1329.296959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.297057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.297172][ T32] r5:8503ab8c r4:8503a800 [ 1329.297227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.297337][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.297408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.297511][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.318403][ T32] r4:84f79100 [ 1329.318582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.318728][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.318782][ T32] r4:00000001 [ 1329.318859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.318947][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.319056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.319127][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.319189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.319251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.319495][ T32] INFO: task kworker/1:380:4043 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.320099][ T32] r4:8502a400 ** 3 printk messages dropped ** [ 1329.320377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.321213][ T32] r9:83018205 r8:8502a400 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 ** 4 printk messages dropped ** [ 1329.321832][ T32] r5:84f52f8c r4:84f52c00 [ 1329.321884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.322240][ T32] r4:85141180 ** 4 printk messages dropped ** [ 1329.322649][ T32] Exception stack(0xe08a9fb0 to 0xe08a9ff8) ** 7 printk messages dropped ** [ 1329.324109][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.324598][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1329.325050][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1329.325485][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.325971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1329.326758][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1329.327373][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1329.348470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.348656][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.348808][ T32] Call trace: [ 1329.348926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.349067][ T32] r10:8291a684 r9:e4909d84 r8:00000002 r7:60000113 r6:e4909d8c r5:8502b000 [ 1329.349138][ T32] r4:8502b000 [ 1329.349216][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.349342][ T32] r5:8502b000 r4:8291a680 [ 1329.349399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.349486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.349601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4909e08 [ 1329.349666][ T32] r4:00000000 [ 1329.349710][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.349855][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.349979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.350084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851461c0 [ 1329.350140][ T32] r4:00000000 [ 1329.350222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.350373][ T32] r9:83018205 r8:8502b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1329.350430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.350568][ T32] r5:00001000 r4:dfb5f000 [ 1329.350623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.350741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.350868][ T32] r5:84f5338c r4:84f53000 [ 1329.350924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.351073][ T32] r7:ddde2d80 r6:83018200 r5:84f5338c r4:85141280 [ 1329.351133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.351235][ T32] r10:61c88647 r9:8502b000 r8:851412ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.351297][ T32] r4:85141280 [ 1329.351346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.351447][ T32] r10:00000000 r9:85141280 r8:80287e08 r7:e08a9e60 r6:85141300 r5:8502b000 [ 1329.351525][ T32] r4:00000001 [ 1329.351603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.351691][ T32] Exception stack(0xe4909fb0 to 0xe4909ff8) [ 1329.351801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.351901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.351983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.352059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.352146][ T32] r4:85134f00 [ 1329.352936][ T32] INFO: task kworker/1:381:4045 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.353010][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.353318][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.353422][ T32] Call trace: [ 1329.353495][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.353603][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.353669][ T32] r4:00000000 [ 1329.353741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.353869][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.353935][ T32] 5d20: cc408000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.354000][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.354107][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.354212][ T32] r5:800f0013 r4:80239bb0 [ 1329.354271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.354400][ T32] r4:82ac21e4 [ 1329.354462][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.354560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.354613][ T32] r4:e0585dc0 [ 1329.354656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.354747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 6 printk messages dropped ** [ 1329.355314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.355980][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1329.356632][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1329.357021][ T32] task:kworker/1:382 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.389961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e493de08 ** 7 printk messages dropped ** [ 1329.390628][ T32] r9:83018205 r8:8502bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1329.391212][ T32] r5:84f5378c r4:84f53400 ** 1 printk messages dropped ** [ 1329.391412][ T32] r7:ddde2d80 r6:83018200 r5:84f5378c r4:85141380 ** 3 printk messages dropped ** [ 1329.391682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1329.392346][ T32] r4:85146180 ** 2 printk messages dropped ** [ 1329.393386][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.394071][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1329.394643][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1329.395032][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 9 printk messages dropped ** [ 1329.396097][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1329.396347][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.396804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.397574][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.421739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 ** 10 printk messages dropped ** [ 1329.422369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.422604][ T32] r5:84f53b8c r4:84f53800 ** 1 printk messages dropped ** [ 1329.422700][ T32] r7:ddde2d80 r6:83018200 r5:84f53b8c r4:85141480 [ 1329.422722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.422768][ T32] r10:61c88647 r9:8502c800 r8:851414ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.422791][ T32] r4:85141480 [ 1329.422810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.422936][ T32] r10:00000000 r9:85141480 r8:80287e08 r7:e493de60 r6:85141500 r5:8502c800 [ 1329.422984][ T32] r4:00000001 [ 1329.423007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.423069][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 1329.423115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.423169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.423198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.423227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.423270][ T32] r4:851462c0 [ 1329.423707][ T32] INFO: task kworker/1:383:4049 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.423763][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.423830][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.423873][ T32] Call trace: [ 1329.423904][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.423953][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.423976][ T32] r4:00000000 [ 1329.424016][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.424059][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.424086][ T32] 5d20: cce33000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.424115][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.424140][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.424164][ T32] r5:800f0013 r4:80239bb0 [ 1329.424184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.424223][ T32] r4:82ac21e4 [ 1329.424243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.424331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.424358][ T32] r4:e0585dc0 [ 1329.424378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.424419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.424441][ T32] r4:00000000 [ 1329.424460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.424504][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.424525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.424566][ T32] r5:00001000 r4:dfb39000 [ 1329.424586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.424623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.424686][ T32] r5:8503ab8c r4:8503a800 [ 1329.424729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.424796][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.424819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.424866][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.424912][ T32] r4:84f79100 [ 1329.424934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.424981][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.425027][ T32] r4:00000001 [ 1329.425049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.425106][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.425148][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.425220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.425296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.425338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.425362][ T32] r4:84f605c0 [ 1329.425382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.425410][ T32] INFO: task kworker/1:384:4052 blocked for more than 455 seconds. [ 1329.425442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.425487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.425512][ T32] task:kworker/1:384 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.425580][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.425632][ T32] Call trace: [ 1329.425750][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.425862][ T32] r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000013 r6:eaa71d8c r5:85028000 [ 1329.425889][ T32] r4:85028000 [ 1329.425930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.426017][ T32] r5:85028000 r4:8291a680 [ 1329.426061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.426102][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.426148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1329.426170][ T32] r4:00000000 [ 1329.426236][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.426276][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.426359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.426438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146980 [ 1329.426527][ T32] r4:00000000 [ 1329.426550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.426616][ T32] r9:83018205 r8:85028000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1329.426682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.426727][ T32] r5:00001000 r4:dfc5b000 [ 1329.426830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.426872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.426914][ T32] r5:84f53f8c r4:84f53c00 [ 1329.426933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.426979][ T32] r7:ddde2d80 r6:83018200 r5:84f53f8c r4:85141580 [ 1329.427000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.427046][ T32] r10:61c88647 r9:85028000 r8:851415ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.427067][ T32] r4:85141580 [ 1329.427107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.427181][ T32] r10:00000000 r9:85141580 r8:80287e08 r7:eaa65e60 r6:85141600 r5:85028000 [ 1329.427228][ T32] r4:00000001 [ 1329.427271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.427314][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1329.427339][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.427368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.427418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.427471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.427497][ T32] r4:851465c0 [ 1329.448213][ T32] INFO: task kworker/1:384:4052 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.448314][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.448423][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.448486][ T32] Call trace: [ 1329.448554][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.448615][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.448663][ T32] r4:00000000 [ 1329.448689][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.448731][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.448762][ T32] 5d20: cd351000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.448814][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.448844][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.448868][ T32] r5:800f0013 r4:80239bb0 [ 1329.448889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.448930][ T32] r4:82ac21e4 [ 1329.448951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.448993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.449058][ T32] r4:e0585dc0 [ 1329.449082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.449124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.449147][ T32] r4:00000000 [ 1329.449166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.449212][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.449254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.449306][ T32] r5:00001000 r4:dfb39000 [ 1329.449385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.449429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.449491][ T32] r5:8503ab8c r4:8503a800 [ 1329.449531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.449582][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.449624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.449675][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.449721][ T32] r4:84f79100 [ 1329.449765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.449836][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.449861][ T32] r4:00000001 [ 1329.449882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.449991][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.450042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.450118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.450147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.450176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.450223][ T32] r4:84f605c0 [ 1329.450246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.450357][ T32] INFO: task kworker/1:385:4054 blocked for more than 455 seconds. [ 1329.450394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.450460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.450486][ T32] task:kworker/1:385 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.450573][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.450620][ T32] Call trace: [ 1329.450651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.450697][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000013 r6:eaa75d8c r5:8502e000 [ 1329.450742][ T32] r4:8502e000 [ 1329.450766][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.450810][ T32] r5:8502e000 r4:8291a680 [ 1329.450829][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.450909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.450956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1329.450979][ T32] r4:00000000 [ 1329.450998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.451073][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.451121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.451192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146f00 [ 1329.451219][ T32] r4:00000000 [ 1329.451240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.451286][ T32] r9:83018205 r8:8502e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1329.451314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.451355][ T32] r5:00001000 r4:dfd2f000 [ 1329.451375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.451414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.451455][ T32] r5:85164b8c r4:85164800 [ 1329.451535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.451585][ T32] r7:ddde2d80 r6:83018200 r5:85164b8c r4:85141680 [ 1329.451648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.451739][ T32] r10:61c88647 r9:8502e000 r8:851416ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.451764][ T32] r4:85141680 [ 1329.451826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.451903][ T32] r10:00000000 r9:85141680 r8:80287e08 r7:eaa71e60 r6:85141700 r5:8502e000 [ 1329.451928][ T32] r4:00000001 [ 1329.451947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.452026][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1329.452056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.452084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.452110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.452138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.452159][ T32] r4:85146800 [ 1329.452501][ T32] INFO: task kworker/1:385:4054 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.452552][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.452636][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.452679][ T32] Call trace: [ 1329.452783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.452836][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.452918][ T32] r4:00000000 [ 1329.452979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.453023][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.453051][ T32] 5d20: cd351000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.453099][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.453128][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.453174][ T32] r5:800f0013 r4:80239bb0 [ 1329.453197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.453283][ T32] r4:82ac21e4 [ 1329.453312][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.453376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.453466][ T32] r4:e0585dc0 [ 1329.453618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.453662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.453685][ T32] r4:00000000 [ 1329.453704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.453791][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.453837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.453882][ T32] r5:00001000 r4:dfb39000 [ 1329.453902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.453965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.454010][ T32] r5:8503ab8c r4:8503a800 [ 1329.454029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.454118][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.454142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.454228][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.454323][ T32] r4:84f79100 [ 1329.454346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.454394][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.454416][ T32] r4:00000001 [ 1329.454434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.454469][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.454536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.454576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.454605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.454636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.454658][ T32] r4:84f605c0 [ 1329.454699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.454727][ T32] INFO: task kworker/1:386:4056 blocked for more than 455 seconds. [ 1329.454762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.454797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.454819][ T32] task:kworker/1:386 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.454863][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.454925][ T32] Call trace: [ 1329.454959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.455006][ T32] r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:8502ec00 [ 1329.455029][ T32] r4:8502ec00 [ 1329.455050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.455092][ T32] r5:8502ec00 r4:8291a680 [ 1329.455132][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.455194][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.455239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1329.455261][ T32] r4:00000000 [ 1329.455279][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.455342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.455389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.455432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146b00 [ 1329.455471][ T32] r4:00000000 [ 1329.455494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.455539][ T32] r9:83018205 r8:8502ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1329.455561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.455602][ T32] r5:00001000 r4:dfc9f000 [ 1329.455642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.455684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.455726][ T32] r5:8516438c r4:85164000 [ 1329.455745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.455789][ T32] r7:ddde2d80 r6:83018200 r5:8516438c r4:85141780 [ 1329.455809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.455854][ T32] r10:61c88647 r9:8502ec00 r8:851417ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.455900][ T32] r4:85141780 [ 1329.455964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.456033][ T32] r10:00000000 r9:85141780 r8:80287e08 r7:eaa75e60 r6:85141800 r5:8502ec00 [ 1329.456079][ T32] r4:00000001 [ 1329.456101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.456137][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1329.456163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.456192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.456218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.456246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.456302][ T32] r4:85146900 [ 1329.456559][ T32] INFO: task kworker/1:386:4056 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.456654][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.456711][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.456802][ T32] Call trace: [ 1329.456853][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.456903][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.456926][ T32] r4:00000000 [ 1329.456967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.457030][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.457062][ T32] 5d20: cd351000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.457093][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.457117][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.457140][ T32] r5:800f0013 r4:80239bb0 [ 1329.457161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.457244][ T32] r4:82ac21e4 [ 1329.457267][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.457314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.457336][ T32] r4:e0585dc0 [ 1329.457355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.457394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.457483][ T32] r4:00000000 [ 1329.457506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.457551][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.457669][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.480111][ T32] r5:00001000 r4:dfb39000 [ 1329.480157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.480222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.480313][ T32] r5:8503ab8c r4:8503a800 [ 1329.480339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.480390][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.480411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.480475][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.480510][ T32] r4:84f79100 [ 1329.480615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.480666][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.480730][ T32] r4:00000001 [ 1329.480754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.480793][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.480823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.480851][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.480898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.480932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.480998][ T32] r4:84f605c0 [ 1329.481047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.481081][ T32] INFO: task kworker/1:387:4058 blocked for more than 456 seconds. [ 1329.481147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.481214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.481284][ T32] task:kworker/1:387 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.481394][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.481443][ T32] Call trace: [ 1329.481552][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.481650][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000013 r6:eaa7dd8c r5:85198000 [ 1329.481676][ T32] r4:85198000 [ 1329.481718][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.481806][ T32] r5:85198000 r4:8291a680 [ 1329.481830][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.481912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.481958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1329.481980][ T32] r4:00000000 [ 1329.481999][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.482055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.482097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.482207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146d00 [ 1329.482281][ T32] r4:00000000 [ 1329.482331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.482381][ T32] r9:83018205 r8:85198000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1329.482422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.482485][ T32] r5:00001000 r4:dfcfb000 [ 1329.482508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.482547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.482588][ T32] r5:8516478c r4:85164400 [ 1329.482610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.482654][ T32] r7:ddde2d80 r6:83018200 r5:8516478c r4:85141880 [ 1329.482674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.482719][ T32] r10:61c88647 r9:85198000 r8:851418ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.482750][ T32] r4:85141880 [ 1329.482773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.482819][ T32] r10:00000000 r9:85141880 r8:80287e08 r7:eaa75e60 r6:85141900 r5:85198000 [ 1329.482883][ T32] r4:00000001 [ 1329.482926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.482985][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1329.483015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.483069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.483100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.483170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.483195][ T32] r4:85146b80 [ 1329.483659][ T32] INFO: task kworker/1:387:4058 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.483692][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.483769][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.483864][ T32] Call trace: [ 1329.483898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.483971][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.484061][ T32] r4:00000000 [ 1329.484086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.484173][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.484265][ T32] 5d20: cd821000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.484341][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.484373][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.484398][ T32] r5:800f0013 r4:80239bb0 [ 1329.484443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.484524][ T32] r4:82ac21e4 [ 1329.484614][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.484683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.484711][ T32] r4:e0585dc0 [ 1329.484754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.484799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.484824][ T32] r4:00000000 [ 1329.484866][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.484916][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.484937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.485063][ T32] r5:00001000 r4:dfb39000 [ 1329.485088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.485131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.485173][ T32] r5:8503ab8c r4:8503a800 [ 1329.485193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.485252][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.485276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.485335][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.485423][ T32] r4:84f79100 [ 1329.485447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.485495][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.485539][ T32] r4:00000001 [ 1329.485562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.485620][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.485649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.485677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.485719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.485752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.485775][ T32] r4:84f605c0 [ 1329.485807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.485835][ T32] INFO: task kworker/1:388:4060 blocked for more than 456 seconds. [ 1329.485905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.485934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.485955][ T32] task:kworker/1:388 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.486002][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.486048][ T32] Call trace: [ 1329.486154][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.486243][ T32] r10:8291a684 r9:eaa4dd84 r8:00000002 r7:60000113 r6:eaa4dd8c r5:850f3c00 [ 1329.486268][ T32] r4:850f3c00 [ 1329.486333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.486382][ T32] r5:850f3c00 r4:8291a680 [ 1329.486403][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.486441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.486554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 [ 1329.486581][ T32] r4:00000000 [ 1329.486625][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.486662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.486697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.486757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142040 [ 1329.486783][ T32] r4:00000000 [ 1329.486803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.486846][ T32] r9:83018205 r8:850f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1329.486909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.486956][ T32] r5:00001000 r4:dffb3000 [ 1329.487018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.487061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.487103][ T32] r5:8516538c r4:85165000 [ 1329.487145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.487194][ T32] r7:ddde2d80 r6:83018200 r5:8516538c r4:85141980 [ 1329.487224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.487273][ T32] r10:61c88647 r9:850f3c00 r8:851419ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.487303][ T32] r4:85141980 [ 1329.487323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.487366][ T32] r10:00000000 r9:85141980 r8:80287e08 r7:eaa75e60 r6:8512ba00 r5:850f3c00 [ 1329.487410][ T32] r4:00000001 [ 1329.487455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.487523][ T32] Exception stack(0xeaa4dfb0 to 0xeaa4dff8) [ 1329.487598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.512211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.512284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.512353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.512382][ T32] r4:85146d80 [ 1329.512820][ T32] INFO: task kworker/1:388:4060 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.512888][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.512962][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.513049][ T32] Call trace: [ 1329.513160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.513221][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.513270][ T32] r4:00000000 [ 1329.513385][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.513433][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.513462][ T32] 5d20: cde54000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.513513][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.513562][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.513589][ T32] r5:800f0013 r4:80239bb0 [ 1329.513631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.513761][ T32] r4:82ac21e4 [ 1329.513801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.513847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.513869][ T32] r4:e0585dc0 [ 1329.513889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.513930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.513962][ T32] r4:00000000 [ 1329.513985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.514031][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.514053][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.514095][ T32] r5:00001000 r4:dfb39000 [ 1329.514115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.514153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.514260][ T32] r5:8503ab8c r4:8503a800 [ 1329.514310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.514467][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.514493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.514542][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.514606][ T32] r4:84f79100 [ 1329.514630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.514677][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.514701][ T32] r4:00000001 [ 1329.514720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.514756][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.514781][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.514832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.514945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.514977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.515000][ T32] r4:84f605c0 [ 1329.515041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.515083][ T32] INFO: task kworker/1:389:4062 blocked for more than 456 seconds. [ 1329.515116][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.515140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.515182][ T32] task:kworker/1:389 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.515231][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.515272][ T32] Call trace: [ 1329.515326][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.515375][ T32] r10:8291a684 r9:eaa81d84 r8:00000002 r7:60000013 r6:eaa81d8c r5:850f2400 [ 1329.515399][ T32] r4:850f2400 [ 1329.515418][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.515473][ T32] r5:850f2400 r4:8291a680 [ 1329.515515][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.515558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.515600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1329.515631][ T32] r4:00000000 [ 1329.515683][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.515729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.515789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.515835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85134b40 [ 1329.515878][ T32] r4:00000000 [ 1329.515923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.515971][ T32] r9:83018205 r8:850f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.515994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.516046][ T32] r5:00001000 r4:dfecd000 [ 1329.516070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.516109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.516150][ T32] r5:85164f8c r4:85164c00 [ 1329.516169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.516224][ T32] r7:ddde2d80 r6:83018200 r5:85164f8c r4:85141a00 [ 1329.516269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.516326][ T32] r10:61c88647 r9:850f2400 r8:85141a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.516350][ T32] r4:85141a00 [ 1329.516392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.516440][ T32] r10:00000000 r9:85141a00 r8:80287e08 r7:eaa4de60 r6:8512ba80 r5:850f2400 [ 1329.516462][ T32] r4:00000001 [ 1329.516481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.516537][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1329.516575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.516630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.516659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.516688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.516710][ T32] r4:85146a40 [ 1329.517007][ T32] INFO: task kworker/1:389:4062 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.517043][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.517123][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.517188][ T32] Call trace: [ 1329.517221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.517284][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.517315][ T32] r4:00000000 [ 1329.517335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.517374][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.517410][ T32] 5d20: cde54000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.517444][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.517469][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.517493][ T32] r5:800f0013 r4:80239bb0 [ 1329.517572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.524324][ T32] r4:82ac21e4 [ 1329.524390][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.524460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.524484][ T32] r4:e0585dc0 [ 1329.524547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.524615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.524642][ T32] r4:00000000 [ 1329.524726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.524800][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.524847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.524957][ T32] r5:00001000 r4:dfb39000 [ 1329.525005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.525052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.525115][ T32] r5:8503ab8c r4:8503a800 [ 1329.525160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.525210][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.525232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.525278][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.525309][ T32] r4:84f79100 [ 1329.525330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.525376][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.525409][ T32] r4:00000001 [ 1329.525432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.525495][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.525528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.525579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.525608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.525660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.525685][ T32] r4:84f605c0 [ 1329.525708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.525778][ T32] INFO: task kworker/1:390:4064 blocked for more than 456 seconds. [ 1329.525815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.525840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.525863][ T32] task:kworker/1:390 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.525921][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.525991][ T32] Call trace: [ 1329.526024][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.526076][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:850f4800 [ 1329.526122][ T32] r4:850f4800 [ 1329.526148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.526219][ T32] r5:850f4800 r4:8291a680 [ 1329.526242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.526283][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.526400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1329.526428][ T32] r4:00000000 [ 1329.526447][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.526525][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.526563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.526604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142480 [ 1329.526625][ T32] r4:00000000 [ 1329.526644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.526686][ T32] r9:83018205 r8:850f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.526708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.526770][ T32] r5:00001000 r4:dfff9000 [ 1329.526792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.526854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.526899][ T32] r5:85165b8c r4:85165800 [ 1329.526920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.526965][ T32] r7:ddde2d80 r6:83018200 r5:85165b8c r4:85141a80 [ 1329.527006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.527056][ T32] r10:61c88647 r9:850f4800 r8:85141aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.527079][ T32] r4:85141a80 [ 1329.527097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.527141][ T32] r10:00000000 r9:85141a80 r8:80287e08 r7:eaa4de60 r6:8512bb00 r5:850f4800 [ 1329.527163][ T32] r4:00000001 [ 1329.527202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.527242][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1329.527271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.527304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.527331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.527359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.527381][ T32] r4:85142100 [ 1329.542666][ T32] INFO: task kworker/1:390:4064 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.542761][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.542835][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.542933][ T32] Call trace: [ 1329.542970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.543029][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.543053][ T32] r4:00000000 [ 1329.543075][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.543116][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.543171][ T32] 5d20: ce1bb000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.543213][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.543250][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.543302][ T32] r5:800f0013 r4:80239bb0 [ 1329.543327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.543379][ T32] r4:82ac21e4 [ 1329.543403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.543460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.543486][ T32] r4:e0585dc0 [ 1329.543527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.543573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.543595][ T32] r4:00000000 [ 1329.543614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.543669][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.543694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.543750][ T32] r5:00001000 r4:dfb39000 [ 1329.543773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.543813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.543854][ T32] r5:8503ab8c r4:8503a800 [ 1329.543895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.543947][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.543979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.544095][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.544143][ T32] r4:84f79100 [ 1329.544168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.544219][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.544265][ T32] r4:00000001 [ 1329.544322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.544385][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.544415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.544465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.544494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.544523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.544569][ T32] r4:84f605c0 [ 1329.544594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.544643][ T32] INFO: task kworker/1:391:4066 blocked for more than 456 seconds. [ 1329.544714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.544743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.544763][ T32] task:kworker/1:391 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.544831][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.544876][ T32] Call trace: [ 1329.544906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.544989][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000013 r6:eaa89d8c r5:850f5400 [ 1329.545016][ T32] r4:850f5400 [ 1329.545037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.545079][ T32] r5:850f5400 r4:8291a680 [ 1329.545098][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.545155][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.545223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1329.545248][ T32] r4:00000000 [ 1329.545268][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.545332][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.545395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.545460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142380 [ 1329.545513][ T32] r4:00000000 [ 1329.545536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.545602][ T32] r9:83018205 r8:850f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.545626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.545669][ T32] r5:00001000 r4:dffdb000 [ 1329.545710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.545751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.545814][ T32] r5:8516578c r4:85165400 [ 1329.545841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.545888][ T32] r7:ddde2d80 r6:83018200 r5:8516578c r4:85141b00 [ 1329.545908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.545953][ T32] r10:61c88647 r9:850f5400 r8:85141b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.545975][ T32] r4:85141b00 [ 1329.545995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.546038][ T32] r10:00000000 r9:85141b00 r8:80287e08 r7:eaa85e60 r6:8512bb80 r5:850f5400 [ 1329.546081][ T32] r4:00000001 [ 1329.546104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.546140][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1329.546174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.546258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.546332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.546370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.546402][ T32] r4:85142080 [ 1329.546744][ T32] INFO: task kworker/1:391:4066 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.546774][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.546856][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.546899][ T32] Call trace: [ 1329.546957][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.547007][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.547030][ T32] r4:00000000 [ 1329.547048][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.547085][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.547124][ T32] 5d20: ce1bb000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.547156][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.547181][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.547227][ T32] r5:800f0013 r4:80239bb0 [ 1329.547274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.547355][ T32] r4:82ac21e4 [ 1329.547383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.547426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.547469][ T32] r4:e0585dc0 [ 1329.547491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.547552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.559788][ T32] r4:00000000 [ 1329.559831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.559902][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.559946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.560018][ T32] r5:00001000 r4:dfb39000 [ 1329.560044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.560084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.560126][ T32] r5:8503ab8c r4:8503a800 [ 1329.560183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.560256][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.560280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.560359][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.560385][ T32] r4:84f79100 [ 1329.560405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.560451][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.560473][ T32] r4:00000001 [ 1329.560512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.560555][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.560585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.560636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.560665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.560703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.560751][ T32] r4:84f605c0 [ 1329.560777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.560827][ T32] INFO: task kworker/1:392:4067 blocked for more than 456 seconds. [ 1329.560883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.560936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.560975][ T32] task:kworker/1:392 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.561080][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.561157][ T32] Call trace: [ 1329.561191][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.561265][ T32] r10:8291a684 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:850f6000 [ 1329.561314][ T32] r4:850f6000 [ 1329.561337][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.561381][ T32] r5:850f6000 r4:8291a680 [ 1329.561424][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.561466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.561508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1329.561552][ T32] r4:00000000 [ 1329.561595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.561635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.561691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.561736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142600 [ 1329.561768][ T32] r4:00000000 [ 1329.561789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.561834][ T32] r9:83018205 r8:850f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1329.561878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.561924][ T32] r5:00001000 r4:e002d000 [ 1329.561944][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.561983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.562024][ T32] r5:85165f8c r4:85165c00 [ 1329.562044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.562090][ T32] r7:ddde2d80 r6:83018200 r5:85165f8c r4:85141b80 [ 1329.562111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.562156][ T32] r10:61c88647 r9:850f6000 r8:85141bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.562178][ T32] r4:85141b80 [ 1329.562260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.562315][ T32] r10:00000000 r9:85141b80 r8:80287e08 r7:eaa85e60 r6:8512bc00 r5:850f6000 [ 1329.562338][ T32] r4:00000001 [ 1329.562357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.562414][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1329.562444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.562474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.562500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.562529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.562571][ T32] r4:85142300 [ 1329.563006][ T32] INFO: task kworker/1:392:4067 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.563039][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.563123][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.563171][ T32] Call trace: [ 1329.563201][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.563249][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.563299][ T32] r4:00000000 [ 1329.563366][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.563418][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.563448][ T32] 5d20: ce3c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.563477][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.563501][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.563526][ T32] r5:800f0013 r4:80239bb0 [ 1329.563547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.563587][ T32] r4:82ac21e4 [ 1329.563606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.563647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.563696][ T32] r4:e0585dc0 [ 1329.563739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.563783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.563806][ T32] r4:00000000 [ 1329.563826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.563869][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.563891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563931][ T32] r5:00001000 r4:dfb39000 [ 1329.563952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.563994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.564036][ T32] r5:8503ab8c r4:8503a800 [ 1329.564056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.564126][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.564150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.564221][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.564248][ T32] r4:84f79100 [ 1329.564284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.564341][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.564363][ T32] r4:00000001 [ 1329.564382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.564417][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.564442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.564481][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.564510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.564540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.564571][ T32] r4:84f605c0 [ 1329.564594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.564619][ T32] INFO: task kworker/1:393:4070 blocked for more than 456 seconds. [ 1329.564666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.564713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.564736][ T32] task:kworker/1:393 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.564782][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.564842][ T32] Call trace: [ 1329.564876][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.564923][ T32] r10:8291a684 r9:eaa91d84 r8:00000002 r7:60000013 r6:eaa91d8c r5:8519a400 [ 1329.564945][ T32] r4:8519a400 [ 1329.564965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.565036][ T32] r5:8519a400 r4:8291a680 [ 1329.565059][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.565129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.565176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1329.565221][ T32] r4:00000000 [ 1329.565273][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.565319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.565384][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.565428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142c80 [ 1329.565451][ T32] r4:00000000 [ 1329.565494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.565541][ T32] r9:83018205 r8:8519a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1329.565562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.565625][ T32] r5:00001000 r4:e0125000 [ 1329.565649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.565708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.565753][ T32] r5:8516638c r4:85166000 [ 1329.565775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.565841][ T32] r7:ddde2d80 r6:83018200 r5:8516638c r4:85141c00 [ 1329.565886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.565936][ T32] r10:61c88647 r9:8519a400 r8:85141c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.565959][ T32] r4:85141c00 [ 1329.565977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.566042][ T32] r10:00000000 r9:85141c00 r8:80287e08 r7:eaa8de60 r6:85141c80 r5:8519a400 [ 1329.566088][ T32] r4:00000001 [ 1329.566112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.566148][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1329.566174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.566273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.566312][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.566341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.566385][ T32] r4:85142400 [ 1329.566623][ T32] INFO: task kworker/1:393:4070 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.566654][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.566747][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.566855][ T32] Call trace: [ 1329.566913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.566984][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.567010][ T32] r4:00000000 [ 1329.567030][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.567069][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.567129][ T32] 5d20: ce3c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.567173][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.567222][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.567247][ T32] r5:800f0013 r4:80239bb0 [ 1329.567269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.567318][ T32] r4:82ac21e4 [ 1329.567337][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.567379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.567401][ T32] r4:e0585dc0 [ 1329.567442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.567486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.567578][ T32] r4:00000000 [ 1329.588370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.588520][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.588572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.588626][ T32] r5:00001000 r4:dfb39000 [ 1329.588647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.588687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.588732][ T32] r5:8503ab8c r4:8503a800 [ 1329.588754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.588802][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.588824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.588917][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.588944][ T32] r4:84f79100 [ 1329.588965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.589012][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.589033][ T32] r4:00000001 [ 1329.589052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.589089][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.589118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.589214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.589245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.589275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.589334][ T32] r4:84f605c0 [ 1329.589361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.589391][ T32] INFO: task kworker/0:83:4073 blocked for more than 456 seconds. [ 1329.589423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.589490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.589540][ T32] task:kworker/0:83 state:D stack:0 pid:4073 tgid:4073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.589666][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.589779][ T32] Call trace: [ 1329.589815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.589947][ T32] r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000113 r6:eaaa9d8c r5:85198c00 [ 1329.589974][ T32] r4:85198c00 [ 1329.589995][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.590067][ T32] r5:85198c00 r4:8291a680 [ 1329.590121][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.590164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.590237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1329.590260][ T32] r4:00000000 [ 1329.590301][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.590424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.590502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.590610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f3c0 [ 1329.590658][ T32] r4:00000000 [ 1329.590723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.590769][ T32] r9:83018005 r8:85198c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1329.590812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.590915][ T32] r5:00001000 r4:e00bf000 [ 1329.590938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.590998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.591067][ T32] r5:850b238c r4:850b2000 [ 1329.591132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.591180][ T32] r7:dddced80 r6:83018000 r5:850b238c r4:8512bc80 [ 1329.591254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.591333][ T32] r10:61c88647 r9:85198c00 r8:8512bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.591359][ T32] r4:8512bc80 [ 1329.591400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.591449][ T32] r10:00000000 r9:8512bc80 r8:80287e08 r7:e89b5e60 r6:85141d00 r5:85198c00 [ 1329.591492][ T32] r4:00000001 [ 1329.591514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.591550][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1329.591576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.591625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.591655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.591706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.591752][ T32] r4:8513f100 [ 1329.592183][ T32] INFO: task kworker/0:83:4073 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.592237][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.592327][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.592498][ T32] Call trace: [ 1329.592599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.592759][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.592786][ T32] r4:00000000 [ 1329.592806][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.592845][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.592913][ T32] 5d20: ce7c2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.592946][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.593031][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.593059][ T32] r5:800f0013 r4:80239bb0 [ 1329.593101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.593146][ T32] r4:82ac21e4 [ 1329.593167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.593209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.593286][ T32] r4:e0585dc0 [ 1329.593335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.593379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.593422][ T32] r4:00000000 [ 1329.593447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.593492][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.593514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.593555][ T32] r5:00001000 r4:dfb39000 [ 1329.593574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.593612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.593673][ T32] r5:8503ab8c r4:8503a800 [ 1329.593695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.593786][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.593810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.593856][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.593878][ T32] r4:84f79100 [ 1329.593896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.593962][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.593988][ T32] r4:00000001 [ 1329.594007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.594044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.594068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.594095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.594121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.594170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.594215][ T32] r4:84f605c0 [ 1329.594237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.594262][ T32] INFO: task kworker/0:84:4074 blocked for more than 456 seconds. [ 1329.594288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.594319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.594342][ T32] task:kworker/0:84 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.594444][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.594490][ T32] Call trace: [ 1329.594519][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.594565][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:8519b000 [ 1329.594598][ T32] r4:8519b000 [ 1329.594656][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.594702][ T32] r5:8519b000 r4:8291a680 [ 1329.594722][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.594759][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.594901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1329.594929][ T32] r4:00000000 [ 1329.594948][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.595024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.595092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.595135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142e80 [ 1329.595158][ T32] r4:00000000 [ 1329.595177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.595220][ T32] r9:83018005 r8:8519b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1329.595242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.595326][ T32] r5:00001000 r4:dfb0d000 [ 1329.595351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.595456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.595503][ T32] r5:850b378c r4:850b3400 [ 1329.595544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.595593][ T32] r7:dddced80 r6:83018000 r5:850b378c r4:8512bd00 [ 1329.595613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.595659][ T32] r10:61c88647 r9:8519b000 r8:8512bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.595680][ T32] r4:8512bd00 [ 1329.595698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.595765][ T32] r10:00000000 r9:8512bd00 r8:80287e08 r7:eaaa9e60 r6:85141d80 r5:8519b000 [ 1329.595802][ T32] r4:00000001 [ 1329.595844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.595883][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1329.595946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.596021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.596075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.596128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.596184][ T32] r4:8513f300 [ 1329.596492][ T32] INFO: task kworker/0:84:4074 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.596525][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.596600][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.596714][ T32] Call trace: [ 1329.596757][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.596830][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.596928][ T32] r4:00000000 [ 1329.596951][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.596990][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.597039][ T32] 5d20: ce7c2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.597115][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.597143][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.597188][ T32] r5:800f0013 r4:80239bb0 [ 1329.597252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.597310][ T32] r4:82ac21e4 [ 1329.597333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.597375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.597422][ T32] r4:e0585dc0 [ 1329.597464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.597517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.623536][ T32] r4:00000000 [ 1329.623659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.623761][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.623788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.623836][ T32] r5:00001000 r4:dfb39000 [ 1329.623857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.623917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.623964][ T32] r5:8503ab8c r4:8503a800 [ 1329.623986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.624055][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.624080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.624129][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.624172][ T32] r4:84f79100 [ 1329.624195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.624242][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.624264][ T32] r4:00000001 [ 1329.624283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.624327][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.624384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.624415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.624441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.624471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.624517][ T32] r4:84f605c0 [ 1329.624566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.624628][ T32] INFO: task kworker/0:85:4076 blocked for more than 456 seconds. [ 1329.624665][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.624690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.624767][ T32] task:kworker/0:85 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.624954][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.625141][ T32] Call trace: [ 1329.625276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.625383][ T32] r10:8291a684 r9:eaab5d84 r8:00000002 r7:60000113 r6:eaab5d8c r5:85199800 [ 1329.625409][ T32] r4:85199800 [ 1329.625429][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.625473][ T32] r5:85199800 r4:8291a680 [ 1329.625493][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.625554][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.625601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab5e08 [ 1329.625646][ T32] r4:00000000 [ 1329.625668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.625744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.625783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.625824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f380 [ 1329.625846][ T32] r4:00000000 [ 1329.625865][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.625931][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1329.625957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.625999][ T32] r5:00001000 r4:e05c7000 [ 1329.626040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.626093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.626160][ T32] r5:8516678c r4:85166400 [ 1329.626183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.626259][ T32] r7:dddced80 r6:83018000 r5:8516678c r4:8512bd80 [ 1329.626280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.626331][ T32] r10:61c88647 r9:85199800 r8:8512bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.626353][ T32] r4:8512bd80 [ 1329.626372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.626417][ T32] r10:00000000 r9:8512bd80 r8:80287e08 r7:eaab1e60 r6:85141e00 r5:85199800 [ 1329.626460][ T32] r4:00000001 [ 1329.626525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.626564][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1329.626591][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.626640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.626713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.626766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.626812][ T32] r4:8513f300 [ 1329.627260][ T32] INFO: task kworker/0:85:4076 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.627298][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.627403][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.627446][ T32] Call trace: [ 1329.627637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.641196][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.641242][ T32] r4:00000000 [ 1329.641288][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.641360][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.641415][ T32] 5d20: cf2c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.641449][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.641474][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.641498][ T32] r5:800f0013 r4:80239bb0 [ 1329.641519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.641583][ T32] r4:82ac21e4 [ 1329.641627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.641704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.641794][ T32] r4:e0585dc0 [ 1329.641817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.641860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.641882][ T32] r4:00000000 [ 1329.641902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.642010][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.642052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.642125][ T32] r5:00001000 r4:dfb39000 [ 1329.642172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.642242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.642286][ T32] r5:8503ab8c r4:8503a800 [ 1329.642312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.642383][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.642408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.642466][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.642515][ T32] r4:84f79100 [ 1329.642538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.642585][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.642630][ T32] r4:00000001 [ 1329.642653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.642714][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.642744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.642794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.642824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.642895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.642920][ T32] r4:84f605c0 [ 1329.642965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.642997][ T32] INFO: task kworker/1:394:4078 blocked for more than 456 seconds. [ 1329.643030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.643055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.643077][ T32] task:kworker/1:394 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.643148][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.643196][ T32] Call trace: [ 1329.643227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.643275][ T32] r10:8291a684 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:8519bc00 [ 1329.643304][ T32] r4:8519bc00 [ 1329.643325][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.643368][ T32] r5:8519bc00 r4:8291a680 [ 1329.643389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.643450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.643507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1329.643556][ T32] r4:00000000 [ 1329.643578][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.643637][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.643677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.643718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85142780 [ 1329.643740][ T32] r4:00000000 [ 1329.643780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.643858][ T32] r9:83018205 r8:8519bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1329.643883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.643945][ T32] r5:00001000 r4:e05df000 [ 1329.643979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.644099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.644167][ T32] r5:85166b8c r4:85166800 [ 1329.644190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.644285][ T32] r7:ddde2d80 r6:83018200 r5:85166b8c r4:85141e80 [ 1329.644356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.644428][ T32] r10:61c88647 r9:8519bc00 r8:85141eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.644487][ T32] r4:85141e80 [ 1329.644511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.644557][ T32] r10:00000000 r9:85141e80 r8:80287e08 r7:eaa91e60 r6:85141f00 r5:8519bc00 [ 1329.644675][ T32] r4:00000001 [ 1329.644697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.644734][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1329.644759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.644787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.644813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.644842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.644864][ T32] r4:85142900 [ 1329.645328][ T32] INFO: task kworker/1:394:4078 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.645383][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.645443][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.645487][ T32] Call trace: [ 1329.645516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.645587][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.645614][ T32] r4:00000000 [ 1329.645634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.645717][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.645749][ T32] 5d20: cf2c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.645779][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.645804][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.645848][ T32] r5:800f0013 r4:80239bb0 [ 1329.645872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.645942][ T32] r4:82ac21e4 [ 1329.645985][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.646052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.646078][ T32] r4:e0585dc0 [ 1329.646097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.646158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.646185][ T32] r4:00000000 [ 1329.646255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.646318][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.646352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.646397][ T32] r5:00001000 r4:dfb39000 [ 1329.646418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.646456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.646538][ T32] r5:8503ab8c r4:8503a800 [ 1329.646561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.646610][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.646652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.646723][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.646749][ T32] r4:84f79100 [ 1329.646810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.646881][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.646906][ T32] r4:00000001 [ 1329.646926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.646962][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.646988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.647015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.647041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.647089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.647115][ T32] r4:84f605c0 [ 1329.647136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.647173][ T32] INFO: task kworker/0:86:4079 blocked for more than 456 seconds. [ 1329.647213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.647237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.647259][ T32] task:kworker/0:86 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.647330][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.647398][ T32] Call trace: [ 1329.647475][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.668226][ T32] r10:8291a684 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:8519e000 [ 1329.668348][ T32] r4:8519e000 [ 1329.668427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.668498][ T32] r5:8519e000 r4:8291a680 [ 1329.668519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.668560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.668645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1329.668672][ T32] r4:00000000 [ 1329.668693][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.668728][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.668795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.668904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f600 [ 1329.668930][ T32] r4:00000000 [ 1329.668952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.669000][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1329.669082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.669155][ T32] r5:00001000 r4:e0851000 [ 1329.669180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.669221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.669264][ T32] r5:850b278c r4:850b2400 [ 1329.669296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.669369][ T32] r7:dddced80 r6:83018000 r5:850b278c r4:8512be00 [ 1329.669395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.669443][ T32] r10:61c88647 r9:8519e000 r8:8512be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.669524][ T32] r4:8512be00 [ 1329.669610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.669672][ T32] r10:00000000 r9:8512be00 r8:80287e08 r7:eaab1e60 r6:85141f80 r5:8519e000 [ 1329.669697][ T32] r4:00000001 [ 1329.669718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.669860][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1329.669894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.669965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.669995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.670033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.670067][ T32] r4:8513f340 [ 1329.670536][ T32] INFO: task kworker/0:86:4079 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.670594][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.670734][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.670802][ T32] Call trace: [ 1329.670847][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.670902][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.670971][ T32] r4:00000000 [ 1329.671037][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.671080][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.671128][ T32] 5d20: cf7bd000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.671162][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.671187][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.671253][ T32] r5:800f0013 r4:80239bb0 [ 1329.671277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.671370][ T32] r4:82ac21e4 [ 1329.671394][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.671436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.671460][ T32] r4:e0585dc0 [ 1329.671479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.671519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.671540][ T32] r4:00000000 [ 1329.671559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.671658][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.671682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.671727][ T32] r5:00001000 r4:dfb39000 [ 1329.671747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.671789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.671830][ T32] r5:8503ab8c r4:8503a800 [ 1329.671872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.671923][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.671944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.672076][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.672102][ T32] r4:84f79100 [ 1329.672205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.672343][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.672370][ T32] r4:00000001 [ 1329.672390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.672470][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.672541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.672572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.672600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.672629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.672651][ T32] r4:84f605c0 [ 1329.672671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.672781][ T32] INFO: task kworker/1:395:4082 blocked for more than 456 seconds. [ 1329.672842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.672869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.672891][ T32] task:kworker/1:395 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.672938][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.673036][ T32] Call trace: [ 1329.673083][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.673130][ T32] r10:8291a684 r9:eaac5d84 r8:00000002 r7:60000013 r6:eaac5d8c r5:8519ec00 [ 1329.673154][ T32] r4:8519ec00 [ 1329.673173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.673235][ T32] r5:8519ec00 r4:8291a680 [ 1329.673259][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.673302][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.673345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1329.673367][ T32] r4:00000000 [ 1329.673429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.673467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.673500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.673599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85137600 [ 1329.673636][ T32] r4:00000000 [ 1329.673658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.673731][ T32] r9:83018205 r8:8519ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1329.673764][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.673808][ T32] r5:00001000 r4:e0881000 [ 1329.673912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.673954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.673996][ T32] r5:85167b8c r4:85167800 [ 1329.674058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.674141][ T32] r7:ddde2d80 r6:83018200 r5:85167b8c r4:85132000 [ 1329.674165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.674266][ T32] r10:61c88647 r9:8519ec00 r8:8513202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.674338][ T32] r4:85132000 [ 1329.674363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.674442][ T32] r10:00000000 r9:85132000 r8:80287e08 r7:eaab9e60 r6:85132080 r5:8519ec00 [ 1329.674491][ T32] r4:00000001 [ 1329.674555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.674614][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1329.674664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.674716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.674745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.674774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.674842][ T32] r4:85142d80 [ 1329.675088][ T32] INFO: task kworker/1:395:4082 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.675141][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.675255][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.675310][ T32] Call trace: [ 1329.675340][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.675430][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.675500][ T32] r4:00000000 [ 1329.675524][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.675565][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.675635][ T32] 5d20: cf7bd000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.675668][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.675692][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.675739][ T32] r5:800f0013 r4:80239bb0 [ 1329.675762][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.675848][ T32] r4:82ac21e4 [ 1329.675894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.675971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.676002][ T32] r4:e0585dc0 [ 1329.676021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.676087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.676112][ T32] r4:00000000 [ 1329.676133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.676178][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.676284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.676337][ T32] r5:00001000 r4:dfb39000 [ 1329.676379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.676421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.676484][ T32] r5:8503ab8c r4:8503a800 [ 1329.676507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.676576][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.676631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.676682][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.676766][ T32] r4:84f79100 [ 1329.676789][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.676836][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.676858][ T32] r4:00000001 [ 1329.676888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.676966][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.676995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.677084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.677113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.677173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.677197][ T32] r4:84f605c0 [ 1329.677239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.677267][ T32] INFO: task kworker/1:396:4084 blocked for more than 456 seconds. [ 1329.677464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.677492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.677514][ T32] task:kworker/1:396 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.677582][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.698841][ T32] Call trace: [ 1329.698942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.699028][ T32] r10:8291a684 r9:eaac9d84 r8:00000002 r7:60000013 r6:eaac9d8c r5:85029800 [ 1329.699055][ T32] r4:85029800 [ 1329.699090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.699148][ T32] r5:85029800 r4:8291a680 [ 1329.699174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.699215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.699279][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1329.699314][ T32] r4:00000000 [ 1329.699336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.699371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.699410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.699450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146e40 [ 1329.699482][ T32] r4:00000000 [ 1329.699505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.699553][ T32] r9:83018205 r8:85029800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.699589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.699642][ T32] r5:00001000 r4:e060d000 [ 1329.699663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.699702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.699755][ T32] r5:85166f8c r4:85166c00 [ 1329.699787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.699839][ T32] r7:ddde2d80 r6:83018200 r5:85166f8c r4:85132100 [ 1329.699870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.699938][ T32] r10:61c88647 r9:85029800 r8:8513212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.699976][ T32] r4:85132100 [ 1329.699998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.700064][ T32] r10:00000000 r9:85132100 r8:80287e08 r7:eaac5e60 r6:85132180 r5:85029800 [ 1329.700108][ T32] r4:00000001 [ 1329.700130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.700179][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1329.700211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.700241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.700292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.700327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.700350][ T32] r4:85146fc0 [ 1329.700779][ T32] INFO: task kworker/1:396:4084 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.700811][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.700874][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.700932][ T32] Call trace: [ 1329.700983][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.701054][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.701082][ T32] r4:00000000 [ 1329.701110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.701153][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.701181][ T32] 5d20: cfe15000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.701224][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.701252][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.701276][ T32] r5:800f0013 r4:80239bb0 [ 1329.701303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.701345][ T32] r4:82ac21e4 [ 1329.701364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.701420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.701467][ T32] r4:e0585dc0 [ 1329.701489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.701532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.701567][ T32] r4:00000000 [ 1329.701605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.701670][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.701694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.701735][ T32] r5:00001000 r4:dfb39000 [ 1329.701764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.701806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.701848][ T32] r5:8503ab8c r4:8503a800 [ 1329.701876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.701925][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.701955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.702020][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.702058][ T32] r4:84f79100 [ 1329.702079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.702127][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.702149][ T32] r4:00000001 [ 1329.702168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.702241][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.702292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.702330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.702357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.702406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.702431][ T32] r4:84f605c0 [ 1329.702466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.702497][ T32] INFO: task kworker/1:397:4085 blocked for more than 456 seconds. [ 1329.702555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.702583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.702604][ T32] task:kworker/1:397 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.702657][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.702711][ T32] Call trace: [ 1329.702741][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.702787][ T32] r10:8291a684 r9:eaacdd84 r8:00000002 r7:60000013 r6:eaacdd8c r5:8502d400 [ 1329.702835][ T32] r4:8502d400 [ 1329.702874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.702929][ T32] r5:8502d400 r4:8291a680 [ 1329.702961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.703002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.703045][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 [ 1329.703067][ T32] r4:00000000 [ 1329.703085][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.703118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.703151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.703190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851371c0 [ 1329.703212][ T32] r4:00000000 [ 1329.703231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.703274][ T32] r9:83018205 r8:8502d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1329.703317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.703363][ T32] r5:00001000 r4:e0683000 [ 1329.703384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.703421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.703462][ T32] r5:8516738c r4:85167000 [ 1329.703481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.703528][ T32] r7:ddde2d80 r6:83018200 r5:8516738c r4:85132200 [ 1329.703548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.703618][ T32] r10:61c88647 r9:8502d400 r8:8513222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.703644][ T32] r4:85132200 [ 1329.703662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.703706][ T32] r10:00000000 r9:85132200 r8:80287e08 r7:eaac5e60 r6:85132280 r5:8502d400 [ 1329.703729][ T32] r4:00000001 [ 1329.703748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.703783][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1329.703819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.703851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.703887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.703921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.703974][ T32] r4:85142fc0 [ 1329.704236][ T32] INFO: task kworker/1:397:4085 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.704268][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.704360][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.704404][ T32] Call trace: [ 1329.704433][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.704480][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.704523][ T32] r4:00000000 [ 1329.704546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.704585][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.704612][ T32] 5d20: cfe15000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.704641][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.704666][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.704689][ T32] r5:800f0013 r4:80239bb0 [ 1329.704708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.704748][ T32] r4:82ac21e4 [ 1329.704767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.704808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.704830][ T32] r4:e0585dc0 [ 1329.704858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.704902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.704925][ T32] r4:00000000 [ 1329.704944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.704988][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.705008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.705058][ T32] r5:00001000 r4:dfb39000 [ 1329.705081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.705121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.705164][ T32] r5:8503ab8c r4:8503a800 [ 1329.705184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.705241][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.705265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.705322][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.705344][ T32] r4:84f79100 [ 1329.705372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.705431][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.705455][ T32] r4:00000001 [ 1329.705474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.705543][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.705605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.705657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.705718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.705773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.705807][ T32] r4:84f605c0 [ 1329.705855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.705884][ T32] INFO: task kworker/0:87:4088 blocked for more than 456 seconds. [ 1329.705911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.705934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.705955][ T32] task:kworker/0:87 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.706018][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.706064][ T32] Call trace: [ 1329.706106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.706154][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:851a8c00 [ 1329.706176][ T32] r4:851a8c00 [ 1329.706228][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.706274][ T32] r5:851a8c00 r4:8291a680 [ 1329.706303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.706342][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.706385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1329.706407][ T32] r4:00000000 [ 1329.706425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.706470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.706509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.706550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fec0 [ 1329.706571][ T32] r4:00000000 [ 1329.706590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.706633][ T32] r9:83018005 r8:851a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1329.706672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.706716][ T32] r5:00001000 r4:eaaf9000 [ 1329.706757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.706799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.706841][ T32] r5:850b2b8c r4:850b2800 [ 1329.706861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.706906][ T32] r7:dddced80 r6:83018000 r5:850b2b8c r4:8512be80 [ 1329.706956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.707007][ T32] r10:61c88647 r9:851a8c00 r8:8512beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.707030][ T32] r4:8512be80 [ 1329.707048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.707118][ T32] r10:00000000 r9:8512be80 r8:80287e08 r7:eaab1e60 r6:85132300 r5:851a8c00 [ 1329.707142][ T32] r4:00000001 [ 1329.707162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.707197][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1329.707222][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.707250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.707277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.707311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.707344][ T32] r4:8513f480 [ 1329.707637][ T32] INFO: task kworker/0:87:4088 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.726124][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.726250][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.726345][ T32] Call trace: [ 1329.726424][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.726485][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.726509][ T32] r4:00000000 [ 1329.726530][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.726571][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.726600][ T32] 5d20: cfe15000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.726650][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.726680][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.726726][ T32] r5:800f0013 r4:80239bb0 [ 1329.726782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.726849][ T32] r4:82ac21e4 [ 1329.726902][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.726950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.726993][ T32] r4:e0585dc0 [ 1329.727017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.727059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.727082][ T32] r4:00000000 [ 1329.727161][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.727212][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.727275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.727326][ T32] r5:00001000 r4:dfb39000 [ 1329.727347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.727387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.727450][ T32] r5:8503ab8c r4:8503a800 [ 1329.727523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.740489][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.740563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.740655][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.740683][ T32] r4:84f79100 [ 1329.740704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.740754][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.740776][ T32] r4:00000001 [ 1329.740796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.740833][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.740862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.740890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.740937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.740970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.740992][ T32] r4:84f605c0 [ 1329.741015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.741056][ T32] INFO: task kworker/1:398:4090 blocked for more than 456 seconds. [ 1329.741089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.741135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.741161][ T32] task:kworker/1:398 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.741239][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.741287][ T32] Call trace: [ 1329.741381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.741437][ T32] r10:8291a684 r9:eaad1d84 r8:00000002 r7:60000113 r6:eaad1d8c r5:851a9800 [ 1329.741461][ T32] r4:851a9800 [ 1329.741481][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.741523][ T32] r5:851a9800 r4:8291a680 [ 1329.741543][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.741580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.741623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1329.741667][ T32] r4:00000000 [ 1329.741690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.741746][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.741788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.741849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851374c0 [ 1329.741895][ T32] r4:00000000 [ 1329.741918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.741987][ T32] r9:83018205 r8:851a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1329.742013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.742078][ T32] r5:00001000 r4:e086d000 [ 1329.742115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.742157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.742225][ T32] r5:8516778c r4:85167400 [ 1329.742247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.742298][ T32] r7:ddde2d80 r6:83018200 r5:8516778c r4:85132380 [ 1329.742320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.742366][ T32] r10:61c88647 r9:851a9800 r8:851323ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.742429][ T32] r4:85132380 [ 1329.742452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.742499][ T32] r10:00000000 r9:85132380 r8:80287e08 r7:eaac5e60 r6:85132400 r5:851a9800 [ 1329.742541][ T32] r4:00000001 [ 1329.742584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.742624][ T32] Exception stack(0xeaad1fb0 to 0xeaad1ff8) [ 1329.742671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.742704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.742731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.742759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.742781][ T32] r4:85137340 [ 1329.743204][ T32] INFO: task kworker/1:398:4090 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.743235][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.743332][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.743380][ T32] Call trace: [ 1329.743409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.743459][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.743504][ T32] r4:00000000 [ 1329.743527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.743567][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.743616][ T32] 5d20: d03ef000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.743668][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.743717][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.743765][ T32] r5:800f0013 r4:80239bb0 [ 1329.743789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.743831][ T32] r4:82ac21e4 [ 1329.743851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.743913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.743940][ T32] r4:e0585dc0 [ 1329.743970][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.744014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.744037][ T32] r4:00000000 [ 1329.744065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.744125][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.744165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.744210][ T32] r5:00001000 r4:dfb39000 [ 1329.744266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.744333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.744378][ T32] r5:8503ab8c r4:8503a800 [ 1329.744398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.744446][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.744476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.744547][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.744572][ T32] r4:84f79100 [ 1329.744592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.744638][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.744660][ T32] r4:00000001 [ 1329.744679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.744736][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.744765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.744793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.744840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.744874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.744897][ T32] r4:84f605c0 [ 1329.744940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.744988][ T32] INFO: task kworker/1:399:4092 blocked for more than 456 seconds. [ 1329.745017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.745040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.745081][ T32] task:kworker/1:399 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.745164][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.745226][ T32] Call trace: [ 1329.745259][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.745317][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000013 r6:eaa6dd8c r5:851aa400 [ 1329.745342][ T32] r4:851aa400 [ 1329.745391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.745439][ T32] r5:851aa400 r4:8291a680 [ 1329.745482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.745522][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.745564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1329.745586][ T32] r4:00000000 [ 1329.745605][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.745652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.745690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.745755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85137a40 [ 1329.745826][ T32] r4:00000000 [ 1329.745850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.745895][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1329.745936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.745982][ T32] r5:00001000 r4:e08de000 [ 1329.746002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.746040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.746081][ T32] r5:8517078c r4:85170400 [ 1329.746100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.746143][ T32] r7:ddde2d80 r6:83018200 r5:8517078c r4:85132480 [ 1329.746163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.746276][ T32] r10:61c88647 r9:851aa400 r8:851324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.746306][ T32] r4:85132480 [ 1329.746370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.746419][ T32] r10:00000000 r9:85132480 r8:80287e08 r7:eaac5e60 r6:85132500 r5:851aa400 [ 1329.746441][ T32] r4:00000001 [ 1329.746460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.746516][ T32] Exception stack(0xeaa6dfb0 to 0xeaa6dff8) [ 1329.746565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.746602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.746628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.746657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.746678][ T32] r4:85137480 [ 1329.746924][ T32] INFO: task kworker/1:399:4092 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.746963][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.747021][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.747092][ T32] Call trace: [ 1329.747147][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.747213][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.747239][ T32] r4:00000000 [ 1329.747258][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.747303][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.747331][ T32] 5d20: d03ef000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.747359][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.747385][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.747407][ T32] r5:800f0013 r4:80239bb0 [ 1329.747428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.747467][ T32] r4:82ac21e4 [ 1329.747529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.747575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.758067][ T32] r4:e0585dc0 [ 1329.758148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.758257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.758284][ T32] r4:00000000 [ 1329.758311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.758416][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.758444][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.758493][ T32] r5:00001000 r4:dfb39000 [ 1329.758514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.758553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.758595][ T32] r5:8503ab8c r4:8503a800 [ 1329.758636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.758688][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.758709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.758756][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.758778][ T32] r4:84f79100 [ 1329.758797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.758863][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.758889][ T32] r4:00000001 [ 1329.758920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.758975][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.759007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.759056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.759086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.759169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.759196][ T32] r4:84f605c0 [ 1329.759219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.759279][ T32] INFO: task kworker/1:400:4094 blocked for more than 456 seconds. [ 1329.759340][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.759388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.759421][ T32] task:kworker/1:400 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.759504][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.759548][ T32] Call trace: [ 1329.759613][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.759670][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000013 r6:eaa95d8c r5:851ab000 [ 1329.759693][ T32] r4:851ab000 [ 1329.759712][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.759754][ T32] r5:851ab000 r4:8291a680 [ 1329.759796][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.759859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.759907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1329.759930][ T32] r4:00000000 [ 1329.759978][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.760017][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.760073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.760118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85137780 [ 1329.760140][ T32] r4:00000000 [ 1329.760160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.760225][ T32] r9:83018205 r8:851ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.760250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.760299][ T32] r5:00001000 r4:e0899000 [ 1329.760320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.760359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.760401][ T32] r5:85167f8c r4:85167c00 [ 1329.760422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.760468][ T32] r7:ddde2d80 r6:83018200 r5:85167f8c r4:85132580 ** 2 printk messages dropped ** [ 1329.760620][ T32] r4:85132580 [ 1329.760643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.760697][ T32] r10:00000000 r9:85132580 r8:80287e08 r7:eaa6de60 r6:85132600 r5:851ab000 [ 1329.760723][ T32] r4:00000001 [ 1329.760779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.760818][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 1329.760846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.760874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.760924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.760956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.760979][ T32] r4:851376c0 [ 1329.761407][ T32] INFO: task kworker/1:400:4094 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.761449][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.761507][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.761551][ T32] Call trace: [ 1329.761579][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.761662][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.761689][ T32] r4:00000000 [ 1329.761729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.761774][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.761803][ T32] 5d20: d03ef000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.761854][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.761881][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.761922][ T32] r5:800f0013 r4:80239bb0 [ 1329.761945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1329.762261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 10 printk messages dropped ** [ 1329.762659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1329.763155][ T32] INFO: task kworker/1:401:4096 blocked for more than 456 seconds. ** 16 printk messages dropped ** [ 1329.763870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.764274][ T32] r5:8517038c r4:85170000 ** 4 printk messages dropped ** [ 1329.764467][ T32] r4:85132680 ** 7 printk messages dropped ** [ 1329.764794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.765607][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1329.766253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1329.766930][ T32] INFO: task kworker/1:402:4099 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1329.767468][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.767512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1329.791047][ T32] r4:00000000 [ 1329.791127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.791190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.791271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.791326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85137bc0 [ 1329.791350][ T32] r4:00000000 [ 1329.791370][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.791416][ T32] r9:83018205 r8:851ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1329.791438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.791495][ T32] r5:00001000 r4:e08f5000 [ 1329.791519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.791580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.791627][ T32] r5:85170b8c r4:85170800 [ 1329.791668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.791746][ T32] r7:ddde2d80 r6:83018200 r5:85170b8c r4:85132780 [ 1329.791779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.791837][ T32] r10:61c88647 r9:851ac800 r8:851327ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.791859][ T32] r4:85132780 [ 1329.791900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.791951][ T32] r10:00000000 r9:85132780 r8:80287e08 r7:eaa6de60 r6:85132800 r5:851ac800 [ 1329.791996][ T32] r4:00000001 [ 1329.792019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.792057][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1329.792107][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.792140][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.792187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1329.792266][ T32] r4:85137840 ** 9 printk messages dropped ** [ 1329.793141][ T32] 5d20: d0a5f000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 14 printk messages dropped ** [ 1329.793715][ T32] r5:00001000 r4:dfb39000 ** 11 printk messages dropped ** [ 1329.794229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1329.794696][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.795022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 [ 1329.795064][ T32] r4:00000000 [ 1329.795103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.795140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.795204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.795270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851370c0 [ 1329.795311][ T32] r4:00000000 [ 1329.795335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.795400][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1329.795425][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.795466][ T32] r5:00001000 r4:e494d000 [ 1329.795510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.795583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.795656][ T32] r5:8517178c r4:85171400 [ 1329.795679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.795726][ T32] r7:ddde2d80 r6:83018200 r5:8517178c r4:85132880 [ 1329.795746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.795791][ T32] r10:61c88647 r9:851ad400 r8:851328ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.795814][ T32] r4:85132880 [ 1329.795832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.795875][ T32] r10:00000000 r9:85132880 r8:80287e08 r7:eaae1e60 r6:85132900 r5:851ad400 [ 1329.795897][ T32] r4:00000001 [ 1329.795939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.795992][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1329.796022][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.796098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1329.796920][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 16 printk messages dropped ** [ 1329.797522][ T32] r5:8503ab8c r4:8503a800 ** 11 printk messages dropped ** [ 1329.818331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.819078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1329.819655][ T32] r5:85170f8c r4:85170c00 ** 11 printk messages dropped ** [ 1329.820112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.821073][ T32] 5d20: d0e5a000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 10 printk messages dropped ** [ 1329.821555][ T32] r4:00000000 [ 1329.821606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.821696][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.821744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.821789][ T32] r5:00001000 r4:dfb39000 [ 1329.821810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.821848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.821909][ T32] r5:8503ab8c r4:8503a800 [ 1329.821932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.821981][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.822022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.822078][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.822101][ T32] r4:84f79100 [ 1329.822119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.822165][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.822210][ T32] r4:00000001 [ 1329.822231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.822268][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.822302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.822331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.822357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.822396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.822422][ T32] r4:84f605c0 [ 1329.822451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1329.822633][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1329.823159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.823525][ T32] r5:8517138c r4:85171000 ** 4 printk messages dropped ** [ 1329.823789][ T32] r4:85132a80 ** 6 printk messages dropped ** [ 1329.823988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1329.824759][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 16 printk messages dropped ** [ 1329.825438][ T32] r5:8503ab8c r4:8503a800 ** 10 printk messages dropped ** [ 1329.825849][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1329.826641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1329.827280][ T32] r5:85171b8c r4:85171800 ** 9 printk messages dropped ** [ 1329.849105][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) ** 4 printk messages dropped ** [ 1329.849378][ T32] r4:85147100 ** 1 printk messages dropped ** [ 1329.849875][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.849970][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.850088][ T32] Call trace: [ 1329.850126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.850180][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1329.850249][ T32] r4:00000000 [ 1329.850312][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.850440][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1329.850472][ T32] 5d20: d146a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.850501][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.850525][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.850549][ T32] r5:800f0013 r4:80239bb0 [ 1329.850569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.850612][ T32] r4:82ac21e4 [ 1329.850632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.850674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.850696][ T32] r4:e0585dc0 [ 1329.850715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.850754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.850776][ T32] r4:00000000 [ 1329.850835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.850912][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.850937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.850980][ T32] r5:00001000 r4:dfb39000 [ 1329.851077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.851121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1329.851904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 15 printk messages dropped ** [ 1329.853724][ T32] r4:850f8000 ** 8 printk messages dropped ** [ 1329.854375][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.854876][ T32] r5:8517238c r4:85172000 ** 3 printk messages dropped ** [ 1329.855109][ T32] r10:61c88647 r9:850f8000 r8:85132c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1329.856396][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.856803][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1329.857427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1329.876838][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.877420][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.877478][ T32] Call trace: [ 1329.893099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.893199][ T32] r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:850fa400 [ 1329.893362][ T32] r4:850fa400 [ 1329.893492][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.893541][ T32] r5:850fa400 r4:8291a680 [ 1329.893562][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.893642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.893689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 [ 1329.893714][ T32] r4:00000000 [ 1329.893733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.893779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.893822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.893903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fc140 [ 1329.893936][ T32] r4:00000000 [ 1329.893957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.894004][ T32] r9:83018005 r8:850fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1329.894033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.894081][ T32] r5:00001000 r4:dfa95000 [ 1329.894101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.894157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.894231][ T32] r5:850b338c r4:850b3000 [ 1329.894426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.894480][ T32] r7:dddced80 r6:83018000 r5:850b338c r4:8514c000 [ 1329.894529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.894623][ T32] r10:61c88647 r9:850fa400 r8:8514c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.894652][ T32] r4:8514c000 [ 1329.894829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.894880][ T32] r10:00000000 r9:8514c000 r8:80287e08 r7:eaab1e60 r6:8514c080 r5:850fa400 [ 1329.894903][ T32] r4:00000001 [ 1329.894923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.894960][ T32] Exception stack(0xeaaedfb0 to 0xeaaedff8) [ 1329.894990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.895020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.895053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.895084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.895107][ T32] r4:8513fd40 [ 1329.895540][ T32] INFO: task kworker/0:88:4110 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1329.895573][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.895706][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.895757][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.895839][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 14 printk messages dropped ** [ 1329.896481][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.896885][ T32] r5:8503ab8c r4:8503a800 [ 1329.896963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.897039][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.897067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.897155][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.897183][ T32] r4:84f79100 [ 1329.897215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.897266][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.897297][ T32] r4:00000001 [ 1329.897317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.897356][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.897383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.897411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.897437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.897481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.897536][ T32] r4:84f605c0 [ 1329.897628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.904631][ T32] INFO: task kworker/1:408:4111 blocked for more than 456 seconds. [ 1329.904685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1329.904946][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1329.905100][ T32] r4:850fb000 [ 1329.905127][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.905173][ T32] r5:850fb000 r4:8291a680 [ 1329.905205][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.905248][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.905291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1329.905314][ T32] r4:00000000 [ 1329.905361][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1329.905516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851473c0 ** 7 printk messages dropped ** [ 1329.905778][ T32] r5:85171f8c r4:85171c00 ** 4 printk messages dropped ** [ 1329.905934][ T32] r4:85132c80 ** 6 printk messages dropped ** [ 1329.906213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.907031][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1329.907357][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.907385][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.907409][ T32] r5:800f0013 r4:80239bb0 [ 1329.907430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.907502][ T32] r4:82ac21e4 [ 1329.907553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.920288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.920333][ T32] r4:e0585dc0 [ 1329.920358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.920447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.920502][ T32] r4:00000000 [ 1329.920553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.920606][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.920629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.920701][ T32] r5:00001000 r4:dfb39000 [ 1329.920726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.920767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.920815][ T32] r5:8503ab8c r4:8503a800 ** 4 printk messages dropped ** [ 1329.921006][ T32] r4:84f79100 ** 6 printk messages dropped ** [ 1329.921522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.922186][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1329.922670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.922772][ T32] r5:8517278c r4:85172400 ** 9 printk messages dropped ** [ 1329.923178][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) ** 11 printk messages dropped ** [ 1329.924106][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.924532][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1329.925082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1329.925840][ T32] INFO: task kworker/1:410:4116 blocked for more than 456 seconds. ** 15 printk messages dropped ** [ 1329.926526][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.927177][ T32] r5:85172f8c r4:85172c00 ** 7 printk messages dropped ** [ 1329.927524][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1329.951417][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.951742][ T32] 5d20: d2169000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1329.951771][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1329.951797][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1329.951836][ T32] r5:800f0013 r4:80239bb0 [ 1329.951871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.951917][ T32] r4:82ac21e4 [ 1329.952017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.952098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1329.952125][ T32] r4:e0585dc0 [ 1329.952147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.952188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1329.952211][ T32] r4:00000000 [ 1329.952231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.952276][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.952309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.952414][ T32] r5:00001000 r4:dfb39000 [ 1329.952517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.952568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.952640][ T32] r5:8503ab8c r4:8503a800 [ 1329.952665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.952714][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1329.952762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.952814][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.952838][ T32] r4:84f79100 [ 1329.952858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.952917][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.952973][ T32] r4:00000001 [ 1329.953013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.953058][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.953084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.953164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.953283][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.953316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.953356][ T32] r4:84f605c0 [ 1329.953380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.953409][ T32] INFO: task kworker/1:411:4117 blocked for more than 456 seconds. [ 1329.953441][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.953465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.953525][ T32] task:kworker/1:411 state:D stack:0 pid:4117 tgid:4117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.953592][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.953667][ T32] Call trace: [ 1329.953702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.953750][ T32] r10:8291a684 r9:e8985d84 r8:00000002 r7:60000113 r6:e8985d8c r5:8519c800 [ 1329.953773][ T32] r4:8519c800 [ 1329.953793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.953836][ T32] r5:8519c800 r4:8291a680 [ 1329.953856][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.953946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.954074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8985e08 [ 1329.954102][ T32] r4:00000000 [ 1329.954215][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.954257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.954292][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.954334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147440 [ 1329.954359][ T32] r4:00000000 [ 1329.954473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.954522][ T32] r9:83018205 r8:8519c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.954545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.954586][ T32] r5:00001000 r4:dff4b000 ** 2 printk messages dropped ** [ 1329.954769][ T32] r5:85172b8c r4:85172800 ** 2 printk messages dropped ** [ 1329.954858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1329.955933][ T32] Call trace: ** 8 printk messages dropped ** [ 1329.956281][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1329.956744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.957315][ T32] r4:84f79100 [ 1329.957334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.957403][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1329.957430][ T32] r4:00000001 [ 1329.957450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.957502][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1329.957530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.957610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.981140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.981218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.981421][ T32] r4:84f605c0 [ 1329.981451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1329.981854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 17 printk messages dropped ** [ 1329.982897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.982978][ T32] r5:850b3b8c r4:850b3800 ** 7 printk messages dropped ** [ 1329.983232][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1329.984163][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.984586][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1329.984953][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 15 printk messages dropped ** [ 1329.985649][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.986255][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1329.986828][ T32] r5:850b3f8c r4:850b3c00 ** 6 printk messages dropped ** [ 1329.987050][ T32] r10:00000000 r9:8514c280 r8:80287e08 r7:eab21e60 r6:8512d000 r5:851b0c00 ** 14 printk messages dropped ** [ 1329.997008][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.997252][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1330.013426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1330.014077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1330.015034][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.015159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.015194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.015260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85140380 [ 1330.015287][ T32] r4:00000000 [ 1330.015312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.015357][ T32] r9:83018005 r8:851b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1330.015379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.015420][ T32] r5:00001000 r4:dff13000 [ 1330.015440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.015477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.015565][ T32] r5:84f3db8c r4:84f3d800 [ 1330.015590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.015638][ T32] r7:dddced80 r6:83018000 r5:84f3db8c r4:8514c300 [ 1330.015661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.015815][ T32] r10:61c88647 r9:851b2400 r8:8514c32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.015842][ T32] r4:8514c300 [ 1330.015862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.015908][ T32] r10:00000000 r9:8514c300 r8:80287e08 r7:eab25e60 r6:8512d080 r5:851b2400 [ 1330.015930][ T32] r4:00000001 [ 1330.015994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.016045][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1330.016073][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.016112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.016143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.016178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.016231][ T32] r4:85140180 [ 1330.016717][ T32] INFO: task kworker/0:91:4126 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.016753][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.017231][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 14 printk messages dropped ** [ 1330.027002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1330.028217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.028246][ T32] r4:84f605c0 [ 1330.028270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.028300][ T32] INFO: task kworker/0:92:4127 blocked for more than 456 seconds. [ 1330.028334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.028385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.028413][ T32] task:kworker/0:92 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.028487][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.028542][ T32] Call trace: [ 1330.028575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.028629][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:851b3000 [ 1330.028664][ T32] r4:851b3000 [ 1330.028688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.028732][ T32] r5:851b3000 r4:8291a680 [ 1330.028752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.028792][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.028865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1330.028892][ T32] r4:00000000 [ 1330.028938][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.029066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.029143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.029202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513fa00 [ 1330.029228][ T32] r4:00000000 [ 1330.029249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.029296][ T32] r9:83018005 r8:851b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1330.029318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.029359][ T32] r5:00001000 r4:eac25000 [ 1330.029380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.029418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.029460][ T32] r5:8518af8c r4:8518ac00 [ 1330.029481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.029596][ T32] r10:61c88647 r9:851b3000 r8:8514c3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1330.029842][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) ** 7 printk messages dropped ** [ 1330.030733][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.031110][ T32] 5d20: d2797000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1330.031570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1330.031978][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1330.032265][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.032375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1330.032875][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1330.033121][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.033162][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.033204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1330.033238][ T32] r4:00000000 [ 1330.033264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.033317][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.033355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.033396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84778b00 [ 1330.033418][ T32] r4:00000000 [ 1330.033440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.033484][ T32] r9:83018005 r8:851b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1330.033507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.033549][ T32] r5:00001000 r4:eabdd000 [ 1330.033597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.033641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.033714][ T32] r5:850c838c r4:850c8000 [ 1330.033765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.033815][ T32] r7:dddced80 r6:83018000 r5:850c838c r4:8514c400 [ 1330.033837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.033911][ T32] r10:61c88647 r9:851b3c00 r8:8514c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.033939][ T32] r4:8514c400 [ 1330.033978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.034032][ T32] r10:00000000 r9:8514c400 r8:80287e08 r7:eab2de60 r6:8512d180 r5:851b3c00 [ 1330.034056][ T32] r4:00000001 [ 1330.034075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.034146][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1330.034273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.034307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.034336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.034365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.034388][ T32] r4:85140180 [ 1330.034647][ T32] INFO: task kworker/0:93:4128 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.034678][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1330.035004][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1330.035666][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1330.036071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1330.036818][ T32] INFO: task kworker/1:412:4131 blocked for more than 456 seconds. ** 11 printk messages dropped ** [ 1330.037480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.037525][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1330.037547][ T32] r4:00000000 [ 1330.062382][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.062543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.062593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.062638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147b80 [ 1330.062663][ T32] r4:00000000 [ 1330.062684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.062764][ T32] r9:83018205 r8:851b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1330.062793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.062870][ T32] r5:00001000 r4:e0151000 [ 1330.062896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.062965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.063030][ T32] r5:8517338c r4:85173000 [ 1330.063064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.063114][ T32] r7:ddde2d80 r6:83018200 r5:8517338c r4:8512d200 [ 1330.063163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.063427][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1330.064401][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.064745][ T32] 5d20: d2b8e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.064787][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.064856][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.064913][ T32] r5:800f0013 r4:80239bb0 [ 1330.064936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.065006][ T32] r4:82ac21e4 [ 1330.065037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.065110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.065169][ T32] r4:e0585dc0 [ 1330.065222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.065270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.065343][ T32] r4:00000000 [ 1330.065366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.065439][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.065510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.065559][ T32] r5:00001000 r4:dfb39000 [ 1330.065632][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.065676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.065803][ T32] r5:8503ab8c r4:8503a800 [ 1330.065827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.065932][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.065957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.066121][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1330.066649][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1330.067198][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.067496][ T32] r5:85173b8c r4:85173800 ** 4 printk messages dropped ** [ 1330.084979][ T32] r4:8512d300 ** 8 printk messages dropped ** [ 1330.085343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1330.086680][ T32] r4:e0585dc0 ** 12 printk messages dropped ** [ 1330.087230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1330.101998][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.102555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1330.103234][ T32] r7:ddde2d80 r6:83018200 r5:8517378c r4:8512d400 ** 2 printk messages dropped ** [ 1330.103659][ T32] r4:8512d400 [ 1330.103683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.103773][ T32] r10:00000000 r9:8512d400 r8:80287e08 r7:e8991e60 r6:8512d480 r5:851b6000 [ 1330.103805][ T32] r4:00000001 [ 1330.103825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.103864][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1330.103933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.103991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.104049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.104083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.104152][ T32] r4:85147800 [ 1330.104588][ T32] INFO: task kworker/1:414:4134 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.104622][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.104794][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.104907][ T32] Call trace: [ 1330.105048][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.105127][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.105166][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.105416][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.105810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.105848][ T32] r4:00000000 [ 1330.105871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.105920][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.105942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.105987][ T32] r5:00001000 r4:dfb39000 [ 1330.106008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.106055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.106128][ T32] r5:8503ab8c r4:8503a800 [ 1330.106152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.106231][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.106254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.106302][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.106375][ T32] r4:84f79100 [ 1330.106399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.106449][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.106472][ T32] r4:00000001 [ 1330.106491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.106527][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.106553][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.106709][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1330.106872][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.107080][ T32] r4:851b6c00 [ 1330.107130][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.107184][ T32] r5:851b6c00 r4:8291a680 [ 1330.107204][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.107243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.107320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 [ 1330.107347][ T32] r4:00000000 [ 1330.107367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.107426][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.107465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.107553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851353c0 [ 1330.107644][ T32] r4:00000000 [ 1330.118870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.118966][ T32] r9:83018205 r8:851b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1330.118993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.119055][ T32] r5:00001000 r4:e056f000 [ 1330.119093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.119141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.119271][ T32] r7:ddde2d80 r6:83018200 r5:85173f8c r4:8512d500 ** 12 printk messages dropped ** [ 1330.119703][ T32] r4:85135100 ** 10 printk messages dropped ** [ 1330.120662][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 16 printk messages dropped ** [ 1330.121314][ T32] r5:8503ab8c r4:8503a800 ** 10 printk messages dropped ** [ 1330.121763][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.122307][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.122357][ T32] r10:8291a684 r9:eab3dd84 r8:00000002 r7:60000113 r6:eab3dd8c r5:851b0000 [ 1330.122382][ T32] r4:851b0000 [ 1330.122455][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.122504][ T32] r5:851b0000 r4:8291a680 [ 1330.122525][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.122564][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.122607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [ 1330.122631][ T32] r4:00000000 [ 1330.122651][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.122685][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.122743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.122791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135580 [ 1330.122840][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.122911][ T32] r9:83018205 r8:851b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 6 printk messages dropped ** [ 1330.123169][ T32] r7:ddde2d80 r6:83018200 r5:8518038c r4:8512d600 ** 12 printk messages dropped ** [ 1330.123612][ T32] r4:85135240 ** 9 printk messages dropped ** [ 1330.124379][ T32] 5d20: d321a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.124412][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.124438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.124461][ T32] r5:800f0013 r4:80239bb0 [ 1330.124483][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.124524][ T32] r4:82ac21e4 [ 1330.124544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.124586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.124607][ T32] r4:e0585dc0 [ 1330.124678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1330.125194][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1330.125717][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1330.126365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135700 ** 7 printk messages dropped ** [ 1330.126694][ T32] r5:8518078c r4:85180400 ** 9 printk messages dropped ** [ 1330.127064][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) ** 10 printk messages dropped ** [ 1330.159172][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 16 printk messages dropped ** [ 1330.160410][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 11 printk messages dropped ** [ 1330.161335][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 17 printk messages dropped ** [ 1330.162581][ T32] r4:851b8000 ** 3 printk messages dropped ** [ 1330.162869][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.162969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1330.163033][ T32] r4:00000000 [ 1330.163082][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.163164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.163243][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.163334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135840 [ 1330.163388][ T32] r4:00000000 [ 1330.163434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.163531][ T32] r9:83018205 r8:851b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1330.163584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.163680][ T32] r5:00001000 r4:e0687000 [ 1330.163731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.163809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.163899][ T32] r5:85180b8c r4:85180800 [ 1330.163948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.164052][ T32] r7:ddde2d80 r6:83018200 r5:85180b8c r4:8512d800 [ 1330.164104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.164209][ T32] r10:61c88647 r9:851b8000 r8:8512d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.164260][ T32] r4:8512d800 [ 1330.164306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.164423][ T32] r10:00000000 r9:8512d800 r8:80287e08 r7:eab41e60 r6:8512d880 r5:851b8000 [ 1330.164488][ T32] r4:00000001 [ 1330.164531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.164607][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1330.164664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.164724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.164786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.164845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.164891][ T32] r4:85135500 [ 1330.165630][ T32] INFO: task kworker/1:418:4143 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.165710][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.165840][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.165946][ T32] Call trace: [ 1330.166042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.166164][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.166259][ T32] r4:00000000 [ 1330.166347][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.166449][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.166535][ T32] 5d20: d37c9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.166608][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.166667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.167065][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1330.167456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.184940][ T32] r4:84f79100 ** 3 printk messages dropped ** [ 1330.185066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.185371][ T32] INFO: task kworker/1:419:4145 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.185679][ T32] r4:851b8c00 ** 5 printk messages dropped ** [ 1330.185892][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.185946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.185988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.186054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851359c0 [ 1330.186082][ T32] r4:00000000 [ 1330.186224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.186288][ T32] r9:83018205 r8:851b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1330.186502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.186552][ T32] r5:00001000 r4:e06d1000 [ 1330.186615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.186667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.186736][ T32] r5:85180f8c r4:85180c00 [ 1330.186761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.186809][ T32] r7:ddde2d80 r6:83018200 r5:85180f8c r4:8512d900 [ 1330.186831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.186947][ T32] r10:61c88647 r9:851b8c00 r8:8512d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.186975][ T32] r4:8512d900 [ 1330.186996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.187051][ T32] r10:00000000 r9:8512d900 r8:80287e08 r7:eab45e60 r6:8512d980 r5:851b8c00 [ 1330.187078][ T32] r4:00000001 [ 1330.187098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.187146][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1330.187203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.187237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.187266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.187302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.187328][ T32] r4:851356c0 [ 1330.201603][ T32] INFO: task kworker/1:419:4145 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.201855][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.203330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 19 printk messages dropped ** [ 1330.204985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1330.206099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1330.207050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851580c0 ** 6 printk messages dropped ** [ 1330.207567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.228384][ T32] r5:85181f8c r4:85181c00 [ 1330.228519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.228670][ T32] r7:ddde2d80 r6:83018200 r5:85181f8c r4:8512da00 [ 1330.228727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.228846][ T32] r10:61c88647 r9:851b9800 r8:8512da2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.228909][ T32] r4:8512da00 [ 1330.228966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.229089][ T32] r10:00000000 r9:8512da00 r8:80287e08 r7:eab49e60 r6:8512da80 r5:851b9800 [ 1330.229154][ T32] r4:00000001 [ 1330.229210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.229305][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1330.229383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.229461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.229529][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.229599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.229658][ T32] r4:851357c0 [ 1330.230479][ T32] INFO: task kworker/1:420:4147 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.230568][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.230726][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.230835][ T32] Call trace: [ 1330.230913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.231035][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.231096][ T32] r4:00000000 [ 1330.231149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.231267][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.231347][ T32] 5d20: d3aca000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.231425][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.231487][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.231543][ T32] r5:800f0013 r4:80239bb0 [ 1330.231598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1330.232620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1330.233839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1330.234275][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.234476][ T32] Call trace: [ 1330.234638][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.234751][ T32] r10:8291a684 r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c r5:851ba400 [ 1330.234812][ T32] r4:851ba400 [ 1330.234870][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.234971][ T32] r5:851ba400 r4:8291a680 [ 1330.235036][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.235135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.235242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1330.235303][ T32] r4:00000000 [ 1330.235354][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.235440][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.235522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1330.236182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.236626][ T32] r10:61c88647 r9:851ba400 r8:8512db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1330.269061][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 17 printk messages dropped ** [ 1330.270508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1330.271868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1330.273241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 ** 12 printk messages dropped ** [ 1330.274338][ T32] r5:8518178c r4:85181400 ** 3 printk messages dropped ** [ 1330.274652][ T32] r10:61c88647 r9:851bb000 r8:8512dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.274733][ T32] r4:8512dc00 [ 1330.274799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.274918][ T32] r10:00000000 r9:8512dc00 r8:80287e08 r7:eab4de60 r6:8512dc80 r5:851bb000 [ 1330.274972][ T32] r4:00000001 [ 1330.275038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.275124][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1330.275181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.275248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.275316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.275373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.275455][ T32] r4:85135c00 [ 1330.276261][ T32] INFO: task kworker/1:422:4151 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.276345][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.276500][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.276602][ T32] Call trace: [ 1330.276710][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.276827][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.276882][ T32] r4:00000000 [ 1330.276931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.277036][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.277104][ T32] 5d20: d3d93000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.277169][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.277224][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.277284][ T32] r5:800f0013 r4:80239bb0 [ 1330.277342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.277443][ T32] r4:82ac21e4 [ 1330.277491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.277580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.277739][ T32] r4:e0585dc0 [ 1330.305110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.305211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.305306][ T32] r4:00000000 [ 1330.305498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.305560][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.305599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.305708][ T32] r5:00001000 r4:dfb39000 [ 1330.305822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.305942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.305991][ T32] r5:8503ab8c r4:8503a800 [ 1330.306059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.306169][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.306225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.306376][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.306416][ T32] r4:84f79100 [ 1330.306441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.306494][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.306517][ T32] r4:00000001 [ 1330.306551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.306594][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.306625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.306654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.306700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.306732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.306755][ T32] r4:84f605c0 [ 1330.306796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.306829][ T32] INFO: task kworker/1:423:4153 blocked for more than 456 seconds. [ 1330.306900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.306937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.306960][ T32] task:kworker/1:423 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.307181][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.307230][ T32] Call trace: [ 1330.307491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.323317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 ** 8 printk messages dropped ** [ 1330.323985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.324374][ T32] r5:85181b8c r4:85181800 [ 1330.324450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.324998][ T32] r10:00000000 r9:8512dd00 r8:80287e08 r7:eab4de60 r6:8512dd80 r5:851bc800 ** 8 printk messages dropped ** [ 1330.326423][ T32] INFO: task kworker/1:423:4153 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 10 printk messages dropped ** [ 1330.327508][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1330.338667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1330.339631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1330.340368][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.341110][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.341867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 ** 8 printk messages dropped ** [ 1330.342544][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.342768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.342861][ T32] r5:84f3d78c r4:84f3d400 [ 1330.342911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.342999][ T32] r7:ddde2d80 r6:83018200 r5:84f3d78c r4:8512de00 [ 1330.343056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.343156][ T32] r10:61c88647 r9:851be000 r8:8512de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.343211][ T32] r4:8512de00 [ 1330.343279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.343386][ T32] r10:00000000 r9:8512de00 r8:80287e08 r7:eab4de60 r6:8512de80 r5:851be000 [ 1330.343453][ T32] r4:00000001 [ 1330.343500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.343579][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.343630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.343691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.343746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.343826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.343884][ T32] r4:85135f40 [ 1330.344605][ T32] INFO: task kworker/1:424:4155 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.344685][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.344810][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.344938][ T32] Call trace: [ 1330.345010][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.345137][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.345194][ T32] r4:00000000 [ 1330.345242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.345335][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.345401][ T32] 5d20: d4140000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.345492][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.345574][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.345647][ T32] r5:800f0013 r4:80239bb0 [ 1330.345698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.345790][ T32] r4:82ac21e4 [ 1330.345838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.345928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.345984][ T32] r4:e0585dc0 [ 1330.346047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.346138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.346184][ T32] r4:00000000 [ 1330.346268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.346377][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.346433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.346524][ T32] r5:00001000 r4:dfb39000 [ 1330.346571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.346661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.346756][ T32] r5:8503ab8c r4:8503a800 [ 1330.346807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.346913][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.346967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.347115][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.347187][ T32] r4:84f79100 [ 1330.347234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.347351][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.347430][ T32] r4:00000001 [ 1330.347480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.347564][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.372916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.373014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.373091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.373132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.373224][ T32] r4:84f605c0 [ 1330.373294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.373328][ T32] INFO: task kworker/1:425:4157 blocked for more than 456 seconds. [ 1330.373436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.373502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.373557][ T32] task:kworker/1:425 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.373619][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.373691][ T32] Call trace: [ 1330.373727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.373784][ T32] r10:8291a684 r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:851bbc00 [ 1330.373806][ T32] r4:851bbc00 [ 1330.373825][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.373867][ T32] r5:851bbc00 r4:8291a680 [ 1330.373887][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.373926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.374006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 1330.374044][ T32] r4:00000000 [ 1330.374064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.374100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.374150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1330.374430][ T32] r5:00001000 r4:e07cd000 [ 1330.374488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.374558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.374609][ T32] r5:8518278c r4:85182400 [ 1330.374630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.374677][ T32] r7:ddde2d80 r6:83018200 r5:8518278c r4:8512df00 [ 1330.374698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.374744][ T32] r10:61c88647 r9:851bbc00 r8:8512df2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.374766][ T32] r4:8512df00 [ 1330.374785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.374919][ T32] r10:00000000 r9:8512df00 r8:80287e08 r7:eab4de60 r6:8512df80 r5:851bbc00 [ 1330.374946][ T32] r4:00000001 [ 1330.374966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.375005][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1330.375042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.375070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.375096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.375124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.375146][ T32] r4:851581c0 [ 1330.375626][ T32] INFO: task kworker/1:425:4157 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.375673][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.375893][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.375942][ T32] Call trace: [ 1330.375972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.376044][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.376073][ T32] r4:00000000 [ 1330.376093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.376133][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.376160][ T32] 5d20: d43f0000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.376225][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.376256][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.376294][ T32] r5:800f0013 r4:80239bb0 [ 1330.376346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.376390][ T32] r4:82ac21e4 [ 1330.376437][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.376482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.376505][ T32] r4:e0585dc0 [ 1330.376524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.376565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.376634][ T32] r4:00000000 [ 1330.376711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.376759][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.376808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.376853][ T32] r5:00001000 r4:dfb39000 [ 1330.376872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.376946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.376991][ T32] r5:8503ab8c r4:8503a800 [ 1330.377012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.377068][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.377170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.377257][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.377296][ T32] r4:84f79100 [ 1330.377318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.377365][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.377387][ T32] r4:00000001 [ 1330.377406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.377441][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.377467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.377550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.377606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.377706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.403554][ T32] r4:84f605c0 [ 1330.403645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.403760][ T32] INFO: task kworker/1:426:4159 blocked for more than 456 seconds. [ 1330.403972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.404052][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.404110][ T32] task:kworker/1:426 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.404242][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.404374][ T32] Call trace: [ 1330.404452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1330.405008][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.405967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.406410][ T32] r5:8518238c r4:85182000 ** 1 printk messages dropped ** [ 1330.406575][ T32] r7:ddde2d80 r6:83018200 r5:8518238c r4:85153000 ** 5 printk messages dropped ** [ 1330.407093][ T32] r4:00000001 [ 1330.407143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.407283][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.407356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.407426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.407488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.422465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.422626][ T32] r4:85158100 [ 1330.423416][ T32] INFO: task kworker/1:426:4159 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.423502][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.423668][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.423806][ T32] Call trace: [ 1330.424277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.424397][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.424453][ T32] r4:00000000 [ 1330.424503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1330.424729][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1330.426703][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.427314][ T32] r5:8503ab8c r4:8503a800 ** 4 printk messages dropped ** [ 1330.451543][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1330.451970][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1330.454558][ T32] INFO: task kworker/1:427:4161 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.455515][ T32] r5:850fe000 r4:8291a680 ** 3 printk messages dropped ** [ 1330.455822][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.456459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.456802][ T32] r5:85182b8c r4:85182800 [ 1330.456849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.457385][ T32] r10:00000000 r9:85153080 r8:80287e08 r7:eab59e60 r6:8514c500 r5:850fe000 ** 9 printk messages dropped ** [ 1330.469797][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1330.471071][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1330.471466][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1330.471994][ T32] r5:00001000 r4:dfb39000 ** 6 printk messages dropped ** [ 1330.472613][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.473137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.473942][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.474059][ T32] Call trace: [ 1330.474153][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.474294][ T32] r10:8291a684 r9:eab7dd84 r8:00000002 r7:60000013 r6:eab7dd8c r5:850fd400 [ 1330.474353][ T32] r4:850fd400 [ 1330.474425][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.474524][ T32] r5:850fd400 r4:8291a680 [ 1330.474573][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.474678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.474792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.474867][ T32] r4:00000000 [ 1330.474916][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.474997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.475130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.475231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85158880 [ 1330.475304][ T32] r4:00000000 [ 1330.475376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.475471][ T32] r9:83018205 r8:850fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.475536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.475628][ T32] r5:00001000 r4:e081b000 [ 1330.475682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.475768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.475853][ T32] r5:8518338c r4:85183000 [ 1330.475895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.475991][ T32] r7:ddde2d80 r6:83018200 r5:8518338c r4:85153100 [ 1330.476055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.476175][ T32] r10:61c88647 r9:850fd400 r8:8515312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.476234][ T32] r4:85153100 [ 1330.476282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.476396][ T32] r10:00000000 r9:85153100 r8:80287e08 r7:eab75e60 r6:8514c580 r5:850fd400 [ 1330.476464][ T32] r4:00000001 [ 1330.476524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.476602][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1330.476665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.476753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.476824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.476907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.476966][ T32] r4:85158400 [ 1330.477443][ T32] INFO: task kworker/1:428:4163 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.477517][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.508526][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.508695][ T32] Call trace: [ 1330.508787][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.508929][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.509008][ T32] r4:00000000 [ 1330.509066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.509160][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.509226][ T32] 5d20: d4ce7000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.509294][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.509351][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.509432][ T32] r5:800f0013 r4:80239bb0 [ 1330.509506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.509608][ T32] r4:82ac21e4 [ 1330.509659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.509768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.509826][ T32] r4:e0585dc0 [ 1330.509870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.509957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.510006][ T32] r4:00000000 [ 1330.510062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.510184][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.510265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.510353][ T32] r5:00001000 r4:dfb39000 [ 1330.510398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.510486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.510579][ T32] r5:8503ab8c r4:8503a800 [ 1330.510634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.510760][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.510829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.510946][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1330.511195][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1330.511716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.511774][ T32] r4:84f605c0 [ 1330.511827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.511908][ T32] INFO: task kworker/1:429:4164 blocked for more than 457 seconds. [ 1330.511991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.512064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.512117][ T32] task:kworker/1:429 state:D stack:0 pid:4164 tgid:4164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.512218][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.512312][ T32] Call trace: [ 1330.512410][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.512511][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:851bd400 [ 1330.512568][ T32] r4:851bd400 [ 1330.512630][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.512736][ T32] r5:851bd400 r4:8291a680 [ 1330.512801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.512891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.512999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.513072][ T32] r4:00000000 [ 1330.513142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.513213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.513302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.513411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851586c0 [ 1330.513482][ T32] r4:00000000 [ 1330.513552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.513652][ T32] r9:83018205 r8:851bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.513705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.513788][ T32] r5:00001000 r4:e0803000 [ 1330.513829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.513909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.514004][ T32] r5:85182f8c r4:85182c00 [ 1330.514063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.514391][ T32] r10:61c88647 r9:851bd400 r8:851531ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.514914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.515982][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.516158][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.516258][ T32] Call trace: [ 1330.516361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.516476][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.516548][ T32] r4:00000000 [ 1330.516600][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.516687][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.516749][ T32] 5d20: d4ce7000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.516831][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.516914][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.516995][ T32] r5:800f0013 r4:80239bb0 [ 1330.517068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.517153][ T32] r4:82ac21e4 [ 1330.517203][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.517299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.517356][ T32] r4:e0585dc0 [ 1330.517403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.517499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.517554][ T32] r4:00000000 [ 1330.517605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.538258][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.538311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.538389][ T32] r5:00001000 r4:dfb39000 [ 1330.538413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.538456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.538499][ T32] r5:8503ab8c r4:8503a800 [ 1330.538522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.538570][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.538592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.538669][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.538764][ T32] r4:84f79100 [ 1330.538815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.538942][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.539003][ T32] r4:00000001 [ 1330.539060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1330.539336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.539870][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.540880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.541730][ T32] r5:8518378c r4:85183400 ** 1 printk messages dropped ** [ 1330.541903][ T32] r7:ddde2d80 r6:83018200 r5:8518378c r4:85153280 ** 10 printk messages dropped ** [ 1330.542781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1330.544596][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 17 printk messages dropped ** [ 1330.545988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.546130][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.546183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.546340][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.546394][ T32] r4:84f79100 [ 1330.546440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.546564][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.546627][ T32] r4:00000001 [ 1330.546675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.546792][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.546857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.546919][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.546976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.547046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.547097][ T32] r4:84f605c0 [ 1330.547161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.547229][ T32] INFO: task kworker/1:431:4169 blocked for more than 457 seconds. [ 1330.547290][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.547362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.547432][ T32] task:kworker/1:431 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.547532][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.580182][ T32] Call trace: [ 1330.580333][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.580481][ T32] r10:8291a684 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:851c2400 [ 1330.580542][ T32] r4:851c2400 [ 1330.580611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.580710][ T32] r5:851c2400 r4:8291a680 [ 1330.580763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.580855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.580951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1330.581006][ T32] r4:00000000 [ 1330.581063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.581163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.581278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.581382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85158c40 [ 1330.581437][ T32] r4:00000000 [ 1330.581487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.581611][ T32] r9:83018205 r8:851c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1330.581674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.581779][ T32] r5:00001000 r4:e4977000 ** 2 printk messages dropped ** [ 1330.582059][ T32] r5:85183f8c r4:85183c00 [ 1330.582111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.582248][ T32] r7:ddde2d80 r6:83018200 r5:85183f8c r4:85153380 [ 1330.582301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.582407][ T32] r10:61c88647 r9:851c2400 r8:851533ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.582457][ T32] r4:85153380 [ 1330.582500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.582603][ T32] r10:00000000 r9:85153380 r8:80287e08 r7:eab71e60 r6:85153400 r5:851c2400 [ 1330.582660][ T32] r4:00000001 [ 1330.582708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.582793][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1330.582861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.582945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.583012][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.583103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.583173][ T32] r4:851588c0 [ 1330.583937][ T32] INFO: task kworker/1:431:4169 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.584023][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.584228][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.584342][ T32] Call trace: [ 1330.584419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.584536][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.584592][ T32] r4:00000000 [ 1330.584641][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.584727][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1330.584966][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1330.585666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1330.586551][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.586846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.587433][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:850fec00 ** 6 printk messages dropped ** [ 1330.613979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.614329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85158c00 ** 4 printk messages dropped ** [ 1330.614716][ T32] r5:00001000 r4:e0857000 [ 1330.614789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.614907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.615058][ T32] r5:85183b8c r4:85183800 [ 1330.615142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.615253][ T32] r7:ddde2d80 r6:83018200 r5:85183b8c r4:85153480 [ 1330.615311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.615418][ T32] r10:61c88647 r9:850fec00 r8:851534ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.615501][ T32] r4:85153480 [ 1330.615559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.615668][ T32] r10:00000000 r9:85153480 r8:80287e08 r7:eab79e60 r6:8514c600 r5:850fec00 [ 1330.615734][ T32] r4:00000001 [ 1330.615789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.615899][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1330.616006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.616095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.616182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.616258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.616318][ T32] r4:851588c0 [ 1330.617119][ T32] INFO: task kworker/1:432:4170 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.617229][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.617617][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.629265][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1330.629629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1330.630593][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1330.631179][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1330.631737][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1330.632305][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.632685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.633203][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.633467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.634062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.634810][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.635063][ T32] r4:00000000 [ 1330.635082][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.635164][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.635223][ T32] 5d20: d53f1000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.635286][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.635340][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.635367][ T32] r5:800f0013 r4:80239bb0 [ 1330.635389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.635429][ T32] r4:82ac21e4 [ 1330.635481][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.635540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.635565][ T32] r4:e0585dc0 [ 1330.635620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.635668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.635692][ T32] r4:00000000 [ 1330.635721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.635768][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.635790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.635832][ T32] r5:00001000 r4:dfb39000 [ 1330.635877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.635934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.635979][ T32] r5:8503ab8c r4:8503a800 [ 1330.636067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.636197][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.636263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.636364][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.636412][ T32] r4:84f79100 [ 1330.636478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.636584][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.636638][ T32] r4:00000001 [ 1330.636683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.636759][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.636818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.636877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.636960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.637034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.637106][ T32] r4:84f605c0 [ 1330.637197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.637261][ T32] INFO: task kworker/1:434:4175 blocked for more than 457 seconds. [ 1330.637330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.637387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.637433][ T32] task:kworker/1:434 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.637529][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.672347][ T32] Call trace: [ 1330.672480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.672648][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:850f6c00 [ 1330.672712][ T32] r4:850f6c00 [ 1330.672760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.672880][ T32] r5:850f6c00 r4:8291a680 [ 1330.672964][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.673089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.673185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1330.673238][ T32] r4:00000000 [ 1330.673298][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1330.673643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85158dc0 ** 7 printk messages dropped ** [ 1330.674318][ T32] r5:8518838c r4:85188000 [ 1330.674393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.674508][ T32] r7:ddde2d80 r6:83018200 r5:8518838c r4:85153580 ** 1 printk messages dropped ** [ 1330.674676][ T32] r10:61c88647 r9:850f6c00 r8:851535ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.675322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.676851][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 9 printk messages dropped ** [ 1330.677235][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1330.689024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.690526][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1330.690942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1330.692275][ T32] r5:850fc800 r4:8291a680 ** 2 printk messages dropped ** [ 1330.692723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 ** 10 printk messages dropped ** [ 1330.693776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.694258][ T32] r7:ddde2d80 r6:83018200 r5:8518878c r4:85153600 [ 1330.694359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.694467][ T32] r10:61c88647 r9:850fc800 r8:8515362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.694520][ T32] r4:85153600 [ 1330.694564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.694660][ T32] r10:00000000 r9:85153600 r8:80287e08 r7:eab91e60 r6:8514c780 r5:850fc800 [ 1330.694759][ T32] r4:00000001 [ 1330.694888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.694985][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1330.695061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.695285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.695363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.695426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.695480][ T32] r4:85158b80 [ 1330.696273][ T32] INFO: task kworker/1:435:4176 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.696359][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.696533][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.696708][ T32] Call trace: [ 1330.696795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.696906][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.697022][ T32] r4:00000000 [ 1330.697086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.697173][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.697255][ T32] 5d20: d57ef000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.697352][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.697424][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.697542][ T32] r5:800f0013 r4:80239bb0 [ 1330.728648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.728943][ T32] r4:82ac21e4 [ 1330.729000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.729190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.729259][ T32] r4:e0585dc0 [ 1330.729353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.729569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.729637][ T32] r4:00000000 [ 1330.729687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.729788][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.729841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.729934][ T32] r5:00001000 r4:dfb39000 [ 1330.730070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.730182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.730360][ T32] r5:8503ab8c r4:8503a800 [ 1330.730448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.730559][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.730656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.730771][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.730824][ T32] r4:84f79100 [ 1330.730870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.730974][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.731035][ T32] r4:00000001 [ 1330.731085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.731173][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.731243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.731311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.731393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.731463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.731519][ T32] r4:84f605c0 [ 1330.731578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.731644][ T32] INFO: task kworker/1:436:4178 blocked for more than 457 seconds. [ 1330.731718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.731800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.731860][ T32] task:kworker/1:436 state:D stack:0 pid:4178 tgid:4178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.731983][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.732223][ T32] Call trace: [ 1330.732303][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.732411][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000113 r6:eaba5d8c r5:85100c00 [ 1330.732464][ T32] r4:85100c00 [ 1330.732514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1330.733102][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.733692][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.736071][ T32] r5:85188b8c r4:85188800 [ 1330.737009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.738284][ T32] r10:61c88647 r9:85100c00 r8:851536ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.766034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.766167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.766262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.766352][ T32] r4:85140fc0 [ 1330.767147][ T32] INFO: task kworker/1:436:4178 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.767253][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767387][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767479][ T32] Call trace: [ 1330.767540][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.790044][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.790248][ T32] r4:00000000 [ 1330.790342][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.790462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.790525][ T32] 5d20: d5da6000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.790580][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.791974][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.792075][ T32] r5:800f0013 r4:80239bb0 [ 1330.792298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.794142][ T32] r4:82ac21e4 [ 1330.794220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.794308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.795716][ T32] r4:e0585dc0 [ 1330.795983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.796079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.796125][ T32] r4:00000000 [ 1330.796165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.796258][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.796307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.796571][ T32] r5:00001000 r4:dfb39000 [ 1330.796883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.797140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.797233][ T32] r5:8503ab8c r4:8503a800 [ 1330.797274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.797641][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.816918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.817106][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.817186][ T32] r4:84f79100 [ 1330.817312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.817409][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.817453][ T32] r4:00000001 [ 1330.817527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.825294][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.825516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.825581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.825633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.825695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.825740][ T32] r4:84f605c0 ** 1 printk messages dropped ** [ 1330.825864][ T32] INFO: task kworker/1:437:4180 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1330.826783][ T32] r5:85100000 r4:8291a680 ** 3 printk messages dropped ** [ 1330.827052][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.842829][ T32] r9:83018205 r8:85100000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 4 printk messages dropped ** [ 1330.843384][ T32] r5:85188f8c r4:85188c00 [ 1330.843430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.843710][ T32] r4:85153700 ** 2 printk messages dropped ** [ 1330.843933][ T32] r4:00000001 [ 1330.843975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.844089][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 1330.844158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.844220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.844276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.844402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.844492][ T32] r4:85135f00 [ 1330.845270][ T32] INFO: task kworker/1:437:4180 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.845338][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.845508][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.845641][ T32] Call trace: [ 1330.845831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.846009][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.846126][ T32] r4:00000000 [ 1330.846177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.846303][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.846361][ T32] 5d20: d6325000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.846418][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.846472][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.846553][ T32] r5:800f0013 r4:80239bb0 [ 1330.846633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.846724][ T32] r4:82ac21e4 [ 1330.846766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.846843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.846887][ T32] r4:e0585dc0 [ 1330.846925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.847000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.847049][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.847178][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 6 printk messages dropped ** [ 1330.859124][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1330.859470][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1330.859862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.860106][ T32] task:kworker/1:438 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.860735][ T32] r5:85101800 r4:8291a680 ** 2 printk messages dropped ** [ 1330.860852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 ** 5 printk messages dropped ** [ 1330.861207][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.861464][ T32] r5:00001000 r4:eab1d000 [ 1330.861548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.861592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.861636][ T32] r5:8518938c r4:85189000 [ 1330.861656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.861734][ T32] r7:ddde2d80 r6:83018200 r5:8518938c r4:85153780 [ 1330.861788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.861838][ T32] r10:61c88647 r9:85101800 r8:851537ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.861861][ T32] r4:85153780 [ 1330.861879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.861924][ T32] r10:00000000 r9:85153780 r8:80287e08 r7:eab91e60 r6:8514c900 r5:85101800 [ 1330.861946][ T32] r4:00000001 [ 1330.861964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.862002][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1330.862029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.862063][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.862091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.862156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.862182][ T32] r4:847df080 [ 1330.862668][ T32] INFO: task kworker/1:438:4182 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.862704][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.862847][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.862994][ T32] Call trace: [ 1330.863064][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.863116][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.863203][ T32] r4:00000000 [ 1330.863259][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.863307][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.863337][ T32] 5d20: d6325000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.863366][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.863393][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.863482][ T32] r5:800f0013 r4:80239bb0 [ 1330.863527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.863571][ T32] r4:82ac21e4 [ 1330.863592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.863698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.863750][ T32] r4:e0585dc0 [ 1330.863783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.863828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.863873][ T32] r4:00000000 [ 1330.863915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.863964][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.864138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.864219][ T32] r5:00001000 r4:dfb39000 [ 1330.864242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.864282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.864422][ T32] r5:8503ab8c r4:8503a800 [ 1330.864507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.864558][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.864580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.864627][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.864650][ T32] r4:84f79100 [ 1330.864668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.864713][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.864762][ T32] r4:00000001 [ 1330.864785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.864821][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.864848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.864876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.864902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.864931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.864954][ T32] r4:84f605c0 [ 1330.864973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.865023][ T32] INFO: task kworker/1:439:4184 blocked for more than 457 seconds. [ 1330.865079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.865108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.865129][ T32] task:kworker/1:439 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.865211][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.865287][ T32] Call trace: [ 1330.865323][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.865433][ T32] r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000013 r6:eabc9d8c r5:85102400 [ 1330.865460][ T32] r4:85102400 [ 1330.865504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.865566][ T32] r5:85102400 r4:8291a680 [ 1330.865605][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.865647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.865721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 1330.865779][ T32] r4:00000000 [ 1330.865803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.865841][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.865925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.866060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847df2c0 [ 1330.866224][ T32] r4:00000000 [ 1330.866262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.866318][ T32] r9:83018205 r8:85102400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.866341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.866410][ T32] r5:00001000 r4:eabb5000 [ 1330.866434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.866575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.866621][ T32] r5:8518978c r4:85189400 [ 1330.866642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.866690][ T32] r7:ddde2d80 r6:83018200 r5:8518978c r4:85153800 [ 1330.866710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.866756][ T32] r10:61c88647 r9:85102400 r8:8515382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.866778][ T32] r4:85153800 [ 1330.866798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.866842][ T32] r10:00000000 r9:85153800 r8:80287e08 r7:eab91e60 r6:8514c980 r5:85102400 [ 1330.866892][ T32] r4:00000001 [ 1330.866930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.866971][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 1330.866997][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.867059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.867090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.867119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.867141][ T32] r4:847df200 [ 1330.867406][ T32] INFO: task kworker/1:439:4184 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.867439][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.867628][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.889860][ T32] Call trace: [ 1330.889907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.889993][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.890021][ T32] r4:00000000 [ 1330.890045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.890153][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.890213][ T32] 5d20: d68e2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.890249][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.890276][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.890306][ T32] r5:800f0013 r4:80239bb0 [ 1330.890329][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.890374][ T32] r4:82ac21e4 [ 1330.890421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.890469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.890508][ T32] r4:e0585dc0 [ 1330.890532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.890575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.890598][ T32] r4:00000000 [ 1330.890619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.890664][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.890686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.890730][ T32] r5:00001000 r4:dfb39000 [ 1330.890784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.890829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.890873][ T32] r5:8503ab8c r4:8503a800 [ 1330.890894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.890941][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.890999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.891081][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.891109][ T32] r4:84f79100 [ 1330.891189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.891241][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.891271][ T32] r4:00000001 [ 1330.891392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.891434][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.891510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.891572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.891626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.891682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.891760][ T32] r4:84f605c0 [ 1330.891884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.891924][ T32] INFO: task kworker/1:440:4187 blocked for more than 457 seconds. [ 1330.891959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.892007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.892060][ T32] task:kworker/1:440 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.892120][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.892162][ T32] Call trace: [ 1330.892213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.892282][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000013 r6:eabd5d8c r5:85103c00 [ 1330.892315][ T32] r4:85103c00 [ 1330.892335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.892409][ T32] r5:85103c00 r4:8291a680 [ 1330.892461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.892503][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.892577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1330.892633][ T32] r4:00000000 [ 1330.892656][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.892694][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.892729][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.892770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847df480 [ 1330.892823][ T32] r4:00000000 [ 1330.892847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.892896][ T32] r9:83018205 r8:85103c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1330.892941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.892986][ T32] r5:00001000 r4:eabc5000 [ 1330.893038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.893121][ T32] r5:85189b8c r4:85189800 ** 1 printk messages dropped ** [ 1330.893186][ T32] r7:ddde2d80 r6:83018200 r5:85189b8c r4:85153880 ** 6 printk messages dropped ** [ 1330.893476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1330.894148][ T32] INFO: task kworker/1:440:4187 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 10 printk messages dropped ** [ 1330.894851][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.895153][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1330.895441][ T32] r5:00001000 r4:dfb39000 ** 4 printk messages dropped ** [ 1330.895687][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1330.896053][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.896085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.896151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.896180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.896211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.896255][ T32] r4:84f605c0 [ 1330.896279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.896342][ T32] INFO: task kworker/1:441:4189 blocked for more than 457 seconds. [ 1330.896406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.896432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.896453][ T32] task:kworker/1:441 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.896531][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.896577][ T32] Call trace: [ 1330.896626][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.896675][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000013 r6:eabe9d8c r5:85104800 [ 1330.896731][ T32] r4:85104800 [ 1330.896828][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.896874][ T32] r5:85104800 r4:8291a680 [ 1330.896895][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.896946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.896991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1330.897014][ T32] r4:00000000 [ 1330.897034][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.897069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.897105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.897144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847df7c0 [ 1330.897198][ T32] r4:00000000 [ 1330.897222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.897267][ T32] r9:83018205 r8:85104800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.897288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.897336][ T32] r5:00001000 r4:eabf1000 [ 1330.897356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.897485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.897532][ T32] r5:8518a38c r4:8518a000 [ 1330.921479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.921642][ T32] r7:ddde2d80 r6:83018200 r5:8518a38c r4:85153900 [ 1330.921669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.921721][ T32] r10:61c88647 r9:85104800 r8:8515392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.921744][ T32] r4:85153900 [ 1330.921900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.922079][ T32] r10:00000000 r9:85153900 r8:80287e08 r7:eab91e60 r6:8514ca80 r5:85104800 [ 1330.922107][ T32] r4:00000001 [ 1330.922128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.922224][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1330.922418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.922504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.922590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.922623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.922645][ T32] r4:847df4c0 [ 1330.923076][ T32] INFO: task kworker/1:441:4189 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.923111][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.923917][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1330.924343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1330.925078][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1330.925550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1330.926184][ T32] r4:85105400 ** 4 printk messages dropped ** [ 1330.926578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 ** 2 printk messages dropped ** [ 1330.927048][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.927088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.927133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84778d00 [ 1330.927178][ T32] r4:00000000 [ 1330.927201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.927246][ T32] r9:83018205 r8:85105400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1330.927267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.927313][ T32] r5:00001000 r4:eabe5000 [ 1330.927367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.927410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.927492][ T32] r5:850c878c r4:850c8400 [ 1330.927545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.939691][ T32] r7:ddde2d80 r6:83018200 r5:850c878c r4:85153980 [ 1330.939739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.939813][ T32] r10:61c88647 r9:85105400 r8:851539ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.939838][ T32] r4:85153980 [ 1330.939858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.939906][ T32] r10:00000000 r9:85153980 r8:80287e08 r7:eabe9e60 r6:8514cb00 r5:85105400 [ 1330.939928][ T32] r4:00000001 [ 1330.939948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.939987][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) [ 1330.940018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.940047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.940073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.940101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.940147][ T32] r4:847df280 [ 1330.940602][ T32] INFO: task kworker/1:442:4191 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.940638][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.940755][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.940858][ T32] Call trace: [ 1330.940895][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.940995][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.941093][ T32] r4:00000000 [ 1330.941160][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.941297][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.941330][ T32] 5d20: d6ed2000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.941457][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.941489][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.941513][ T32] r5:800f0013 r4:80239bb0 [ 1330.941570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.941617][ T32] r4:82ac21e4 [ 1330.941638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.941703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.941901][ T32] r4:e0585dc0 [ 1330.942010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.942137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1330.942538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.942910][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1330.943165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1330.943567][ T32] r5:85106000 r4:8291a680 ** 5 printk messages dropped ** [ 1330.943887][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1330.944486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.944635][ T32] r7:ddde2d80 r6:83018200 r5:850c8b8c r4:85153a00 ** 4 printk messages dropped ** [ 1330.944916][ T32] r10:00000000 r9:85153a00 r8:80287e08 r7:eabe9e60 r6:8514cb80 r5:85106000 ** 9 printk messages dropped ** [ 1330.945571][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.946340][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.946770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 12 printk messages dropped ** [ 1330.947491][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1330.969084][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.969319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.969758][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.970340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.970420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac09e08 [ 1330.970447][ T32] r4:00000000 [ 1330.970560][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.970600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.970680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.970725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847df3c0 [ 1330.970747][ T32] r4:00000000 [ 1330.970768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.970850][ T32] r9:83018205 r8:85106c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1330.970909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.970957][ T32] r5:00001000 r4:eabf9000 [ 1330.970998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.971042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.971084][ T32] r5:8518a78c r4:8518a400 [ 1330.971104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.971149][ T32] r7:ddde2d80 r6:83018200 r5:8518a78c r4:85153a80 [ 1330.971170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.971215][ T32] r10:61c88647 r9:85106c00 r8:85153aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.971239][ T32] r4:85153a80 [ 1330.971262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.971387][ T32] r10:00000000 r9:85153a80 r8:80287e08 r7:eabfde60 r6:8514cc00 r5:85106c00 [ 1330.971449][ T32] r4:00000001 [ 1330.971484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.971525][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 1330.971553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.971613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.971644][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.971735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.971761][ T32] r4:847df8c0 [ 1330.972196][ T32] INFO: task kworker/1:444:4195 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1330.972229][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.972316][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.972363][ T32] Call trace: [ 1330.972416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.972504][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1330.972531][ T32] r4:00000000 [ 1330.972569][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.972673][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1330.972766][ T32] 5d20: d748c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1330.972799][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1330.972859][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1330.972916][ T32] r5:800f0013 r4:80239bb0 [ 1330.972973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.973019][ T32] r4:82ac21e4 [ 1330.973053][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.973118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.973144][ T32] r4:e0585dc0 [ 1330.973195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.973257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.973344][ T32] r4:00000000 [ 1330.973398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.973447][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.973469][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.973510][ T32] r5:00001000 r4:dfb39000 [ 1330.973530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.973570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.973613][ T32] r5:8503ab8c r4:8503a800 [ 1330.973633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.973678][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1330.973699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.973781][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.973807][ T32] r4:84f79100 [ 1330.973831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.973879][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1330.973932][ T32] r4:00000001 [ 1330.973956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.973993][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1330.974050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.974082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.974139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.974223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.974255][ T32] r4:84f605c0 [ 1330.974278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.974309][ T32] INFO: task kworker/1:445:4198 blocked for more than 457 seconds. [ 1330.974370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.974411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.974437][ T32] task:kworker/1:445 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.974550][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.974605][ T32] Call trace: [ 1330.974671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.974766][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:85103000 ** 2 printk messages dropped ** [ 1330.974860][ T32] r5:85103000 r4:8291a680 ** 5 printk messages dropped ** [ 1330.975122][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1330.975556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.975667][ T32] r7:ddde2d80 r6:83018200 r5:8518ab8c r4:85153b00 ** 5 printk messages dropped ** [ 1330.975952][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.976128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.976970][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.977372][ T32] r5:800f0013 r4:80239bb0 [ 1330.977460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.977551][ T32] r4:82ac21e4 [ 1330.977650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.999501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1330.999552][ T32] r4:e0585dc0 [ 1330.999578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.999676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1330.999803][ T32] r4:00000000 [ 1330.999830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.999914][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.000009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.000075][ T32] r5:00001000 r4:dfb39000 [ 1331.000117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.000164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.000232][ T32] r5:8503ab8c r4:8503a800 [ 1331.000273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.000354][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.000412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.000464][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.000489][ T32] r4:84f79100 [ 1331.000509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.000554][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.000576][ T32] r4:00000001 [ 1331.000596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.000633][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.000700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.000733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.000760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.000885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.000911][ T32] r4:84f605c0 [ 1331.000936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.000992][ T32] INFO: task kworker/1:446:4200 blocked for more than 457 seconds. [ 1331.001029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.001056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.001079][ T32] task:kworker/1:446 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.001137][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.001219][ T32] Call trace: [ 1331.001314][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.001373][ T32] r10:8291a684 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:850f1800 [ 1331.001397][ T32] r4:850f1800 [ 1331.001418][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.001460][ T32] r5:850f1800 r4:8291a680 [ 1331.001479][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.001532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.001609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1331.001635][ T32] r4:00000000 [ 1331.001655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.001688][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.001833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.001879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84778400 [ 1331.001926][ T32] r4:00000000 [ 1331.001949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1331.002115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.002301][ T32] r5:850c8f8c r4:850c8c00 [ 1331.002355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.002829][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.003193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.004263][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.004630][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1331.004922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1331.005730][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.006094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.006574][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.007224][ T32] r5:84df8000 r4:8291a680 ** 3 printk messages dropped ** [ 1331.007405][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.007572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515b040 ** 7 printk messages dropped ** [ 1331.036257][ T32] r5:8518bb8c r4:8518b800 ** 1 printk messages dropped ** [ 1331.036355][ T32] r7:ddde2d80 r6:83018200 r5:8518bb8c r4:85153c00 ** 6 printk messages dropped ** [ 1331.036873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.053475][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1331.055966][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1331.057030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.057091][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.057143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.057209][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.057266][ T32] r4:84f79100 [ 1331.057293][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.057342][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.057367][ T32] r4:00000001 [ 1331.057388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.057425][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.057451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.057480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.057514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.057579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.066171][ T32] r4:84f605c0 [ 1331.066306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.066355][ T32] INFO: task kworker/0:94:4203 blocked for more than 457 seconds. [ 1331.066394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.066451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.066480][ T32] task:kworker/0:94 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.066557][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.066620][ T32] Call trace: [ 1331.066710][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.066772][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:84df8c00 [ 1331.066795][ T32] r4:84df8c00 [ 1331.066815][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.066922][ T32] r5:84df8c00 r4:8291a680 [ 1331.067041][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.067087][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.067132][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1331.067156][ T32] r4:00000000 [ 1331.067251][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.067298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.067339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.067381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf4c0 [ 1331.067433][ T32] r4:00000000 [ 1331.067487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.067578][ T32] r9:83018005 r8:84df8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1331.067696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.082926][ T32] r5:00001000 r4:eac51000 [ 1331.082977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.083045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.083213][ T32] r5:850c9b8c r4:850c9800 [ 1331.083240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.083332][ T32] r7:dddced80 r6:83018000 r5:850c9b8c r4:8514ce00 [ 1331.083972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.084217][ T32] r10:61c88647 r9:84df8c00 r8:8514ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.084244][ T32] r4:8514ce00 [ 1331.084742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.085064][ T32] r10:00000000 r9:8514ce00 r8:80287e08 r7:eab2de60 r6:8514ce80 r5:84df8c00 [ 1331.085207][ T32] r4:00000001 [ 1331.085245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.085332][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1331.085398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.085463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.085493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.085522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.085545][ T32] r4:84778280 [ 1331.085986][ T32] INFO: task kworker/0:94:4203 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.086050][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.086126][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.086222][ T32] Call trace: [ 1331.086279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.086357][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.086385][ T32] r4:00000000 [ 1331.086406][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.086540][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.086571][ T32] 5d20: d8621000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1331.087029][ T32] r4:e0585dc0 ** 9 printk messages dropped ** [ 1331.098527][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1331.098886][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1331.099185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1331.099603][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:84df9800 ** 8 printk messages dropped ** [ 1331.100061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.100543][ T32] r5:8518b38c r4:8518b000 [ 1331.100563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.100675][ T32] r10:61c88647 r9:84df9800 r8:85153cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.101349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.102354][ T32] Call trace: ** 4 printk messages dropped ** [ 1331.102558][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1331.102969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1331.103358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.103402][ T32] r5:00001000 r4:dfb39000 [ 1331.103498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.103542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.103616][ T32] r5:8503ab8c r4:8503a800 [ 1331.103639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.103688][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.103710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.103758][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.103813][ T32] r4:84f79100 [ 1331.103866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.103916][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.103939][ T32] r4:00000001 [ 1331.103957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.103992][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.104019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.104047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.104073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.104104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.104143][ T32] r4:84f605c0 [ 1331.104168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.104254][ T32] INFO: task kworker/0:95:4206 blocked for more than 457 seconds. [ 1331.104286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.104331][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.104355][ T32] task:kworker/0:95 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.104417][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.104520][ T32] Call trace: [ 1331.104659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.104761][ T32] r10:8291a684 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:851c3c00 [ 1331.104788][ T32] r4:851c3c00 [ 1331.104809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.104852][ T32] r5:851c3c00 r4:8291a680 [ 1331.104872][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.104946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.104994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1331.105020][ T32] r4:00000000 [ 1331.105067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.105105][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.105142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.105213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf240 [ 1331.105239][ T32] r4:00000000 [ 1331.105260][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.105382][ T32] r9:83018005 r8:851c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1331.105408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.105453][ T32] r5:00001000 r4:eac35000 [ 1331.105473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.105519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.105561][ T32] r5:850c938c r4:850c9000 [ 1331.105580][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.105625][ T32] r7:dddced80 r6:83018000 r5:850c938c r4:8514cf80 [ 1331.105652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.105700][ T32] r10:61c88647 r9:851c3c00 r8:8514cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.105742][ T32] r4:8514cf80 [ 1331.105766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.105848][ T32] r10:00000000 r9:8514cf80 r8:80287e08 r7:eabbde60 r6:85153d00 r5:851c3c00 [ 1331.105874][ T32] r4:00000001 [ 1331.105914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1331.106182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.106299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.106406][ T32] r4:84778280 [ 1331.106660][ T32] INFO: task kworker/0:95:4206 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.106692][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.106768][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.106814][ T32] Call trace: [ 1331.106879][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.106934][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.106957][ T32] r4:00000000 [ 1331.106976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.107033][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.107066][ T32] 5d20: d8621000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.107161][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.107191][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.107215][ T32] r5:800f0013 r4:80239bb0 [ 1331.107236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.107276][ T32] r4:82ac21e4 [ 1331.107322][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.107374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.107399][ T32] r4:e0585dc0 [ 1331.107421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.107465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.107487][ T32] r4:00000000 [ 1331.107530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.107599][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.107683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.135887][ T32] r5:00001000 r4:dfb39000 [ 1331.135938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.136010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.136059][ T32] r5:8503ab8c r4:8503a800 [ 1331.136082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.136131][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.136153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.136202][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.136225][ T32] r4:84f79100 [ 1331.136246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.136305][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.136329][ T32] r4:00000001 [ 1331.136382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.136427][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.136459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.136555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.136587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.136734][ T32] INFO: task kworker/0:96:4208 blocked for more than 457 seconds. [ 1331.136832][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.136862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.136946][ T32] task:kworker/0:96 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.137010][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.137159][ T32] Call trace: [ 1331.137264][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.137326][ T32] r10:8291a684 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:84dfa400 [ 1331.137351][ T32] r4:84dfa400 [ 1331.137373][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.137417][ T32] r5:84dfa400 r4:8291a680 [ 1331.137646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.151107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.151305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1331.151408][ T32] r4:00000000 [ 1331.151433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.151511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.151557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1331.152190][ T32] r5:850c978c r4:850c9400 [ 1331.152256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.152310][ T32] r7:dddced80 r6:83018000 r5:850c978c r4:84f22000 ** 2 printk messages dropped ** [ 1331.152448][ T32] r4:84f22000 ** 6 printk messages dropped ** [ 1331.153088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.153950][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1331.154561][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.155198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1331.156458][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.156976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.178775][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.179111][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.179179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1331.179208][ T32] r4:00000000 [ 1331.179229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.179265][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.179307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.179350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf8c0 [ 1331.179374][ T32] r4:00000000 [ 1331.179395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.179447][ T32] r9:83018005 r8:84dfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.179471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.179516][ T32] r5:00001000 r4:dfc07000 [ 1331.179557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.179605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.179707][ T32] r5:850ca78c r4:850ca400 [ 1331.179735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.179808][ T32] r7:dddced80 r6:83018000 r5:850ca78c r4:84f22100 [ 1331.179834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.179886][ T32] r10:61c88647 r9:84dfb000 r8:84f2212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.179911][ T32] r4:84f22100 [ 1331.179933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.180001][ T32] r10:00000000 r9:84f22100 r8:80287e08 r7:eabbde60 r6:84f22180 r5:84dfb000 [ 1331.180048][ T32] r4:00000001 [ 1331.180133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.180177][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1331.180205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.180234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.180264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.180317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.180344][ T32] r4:84ddf2c0 [ 1331.180797][ T32] INFO: task kworker/0:97:4211 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.180833][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.180892][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.180937][ T32] Call trace: [ 1331.181112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.181168][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.181192][ T32] r4:00000000 [ 1331.181213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.181254][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.181282][ T32] 5d20: d9293000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.181311][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.181337][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.181364][ T32] r5:800f0013 r4:80239bb0 [ 1331.181385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.181426][ T32] r4:82ac21e4 [ 1331.181447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.181488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.181528][ T32] r4:e0585dc0 [ 1331.181552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.181610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.181637][ T32] r4:00000000 [ 1331.181665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.181713][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.181736][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.181844][ T32] r5:00001000 r4:dfb39000 [ 1331.181869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.181917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.181959][ T32] r5:8503ab8c r4:8503a800 [ 1331.181995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.182056][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.182080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.182158][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.182186][ T32] r4:84f79100 [ 1331.182248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.182299][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.182388][ T32] r4:00000001 [ 1331.182503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.182545][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.182575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.182605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.182631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.182659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.182714][ T32] r4:84f605c0 [ 1331.182756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.182805][ T32] INFO: task kworker/1:449:4214 blocked for more than 457 seconds. [ 1331.182841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1331.183142][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:84dfbc00 ** 9 printk messages dropped ** [ 1331.183488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.183812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.183855][ T32] r5:8477db8c r4:8477d800 ** 2 printk messages dropped ** [ 1331.183942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.184346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.184826][ T32] Call trace: ** 7 printk messages dropped ** [ 1331.185246][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.185461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1331.186005][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 4 printk messages dropped ** [ 1331.186179][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 10 printk messages dropped ** [ 1331.186510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1331.186813][ T32] r5:84dfc800 r4:8291a680 ** 2 printk messages dropped ** [ 1331.186916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 ** 10 printk messages dropped ** [ 1331.187308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.187471][ T32] r7:dddced80 r6:83018000 r5:850ca38c r4:84f22280 ** 5 printk messages dropped ** [ 1331.202055][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.202748][ T32] r4:84ddf580 ** 3 printk messages dropped ** [ 1331.203874][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.204356][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1331.205040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 5 printk messages dropped ** [ 1331.205550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.205597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.205642][ T32] r5:8503ab8c r4:8503a800 [ 1331.205664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.205768][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.205892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.206081][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.206229][ T32] r4:84f79100 [ 1331.206435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.206542][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.206660][ T32] r4:00000001 [ 1331.206683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.206720][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.206748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.206891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.206926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.206957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.206980][ T32] r4:84f605c0 [ 1331.207003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.207047][ T32] INFO: task kworker/0:99:4220 blocked for more than 457 seconds. [ 1331.207085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.207111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.207133][ T32] task:kworker/0:99 state:D stack:0 pid:4220 tgid:4220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.207183][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.207242][ T32] Call trace: [ 1331.207301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.207367][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:84dfd400 [ 1331.207394][ T32] r4:84dfd400 [ 1331.207416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.207459][ T32] r5:84dfd400 r4:8291a680 [ 1331.207494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.228486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.228666][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1331.228695][ T32] r4:00000000 [ 1331.228717][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.228756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.228796][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.228868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddf740 [ 1331.228929][ T32] r4:00000000 [ 1331.229021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.229142][ T32] r9:83018005 r8:84dfd400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.229190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.229281][ T32] r5:00001000 r4:dfc67000 [ 1331.229365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.229465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.229554][ T32] r5:850cab8c r4:850ca800 [ 1331.229604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.229829][ T32] r7:dddced80 r6:83018000 r5:850cab8c r4:84f22380 [ 1331.229885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.230011][ T32] r10:61c88647 r9:84dfd400 r8:84f223ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.230159][ T32] r4:84f22380 [ 1331.230239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.230339][ T32] r10:00000000 r9:84f22380 r8:80287e08 r7:eac55e60 r6:84f22400 r5:84dfd400 [ 1331.230392][ T32] r4:00000001 [ 1331.230439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.230519][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1331.230596][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.230733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.231734][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1331.233114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1331.233828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.234630][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.234992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.235730][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.236566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.237453][ T32] r5:00001000 r4:dfcc7000 ** 2 printk messages dropped ** [ 1331.268725][ T32] r5:850caf8c r4:850cac00 ** 2 printk messages dropped ** [ 1331.268889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1331.269588][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.271837][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.272619][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 4 printk messages dropped ** [ 1331.273357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.273399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.273574][ T32] r4:e0585dc0 [ 1331.273598][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.273642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.273665][ T32] r4:00000000 [ 1331.273684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.273734][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.273757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.273896][ T32] r5:00001000 r4:dfb39000 [ 1331.273920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.274262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.274318][ T32] r5:8503ab8c r4:8503a800 [ 1331.274339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.274387][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.274409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.274457][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.274480][ T32] r4:84f79100 [ 1331.274502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.274651][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.274871][ T32] r4:00000001 [ 1331.274925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.275027][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.275063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.275160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.275223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.275259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.275292][ T32] r4:84f605c0 [ 1331.275316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.275346][ T32] INFO: task kworker/0:101:4224 blocked for more than 457 seconds. [ 1331.275381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.275406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.275426][ T32] task:kworker/0:101 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.275634][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.275720][ T32] Call trace: [ 1331.275759][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.275809][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000013 r6:eac85d8c r5:84dfec00 [ 1331.275833][ T32] r4:84dfec00 [ 1331.275893][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.275940][ T32] r5:84dfec00 r4:8291a680 [ 1331.276002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.276054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.276098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1331.276122][ T32] r4:00000000 [ 1331.276142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.276296][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.276338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.276629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddfd40 [ 1331.276746][ T32] r4:00000000 [ 1331.276772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.276995][ T32] r9:83018005 r8:84dfec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.277442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.277489][ T32] r5:00001000 r4:dfd1d000 [ 1331.277510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.277612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.303039][ T32] r5:850cb38c r4:850cb000 [ 1331.303101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.303448][ T32] r7:dddced80 r6:83018000 r5:850cb38c r4:84f22580 [ 1331.303749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.303955][ T32] r10:61c88647 r9:84dfec00 r8:84f225ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.303982][ T32] r4:84f22580 [ 1331.304005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.304230][ T32] r10:00000000 r9:84f22580 r8:80287e08 r7:eac7de60 r6:84f22600 r5:84dfec00 [ 1331.304258][ T32] r4:00000001 [ 1331.304281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.304342][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1331.304376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.304404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.304431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.304460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.304545][ T32] r4:84ddfc80 [ 1331.304989][ T32] INFO: task kworker/0:101:4224 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.305047][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.305128][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.305178][ T32] Call trace: [ 1331.305569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1331.305797][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1331.306669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1331.320229][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.320715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.321015][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.321414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 ** 9 printk messages dropped ** [ 1331.322081][ T32] r5:00001000 r4:dfff7000 ** 2 printk messages dropped ** [ 1331.322249][ T32] r5:850cbf8c r4:850cbc00 ** 3 printk messages dropped ** [ 1331.322431][ T32] r10:61c88647 r9:85108000 r8:84f226ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1331.322708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.323374][ T32] Call trace: [ 1331.323454][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.323542][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.323589][ T32] r4:00000000 [ 1331.323612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.323654][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.323682][ T32] 5d20: d9f27000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.323710][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.323768][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.323827][ T32] r5:800f0013 r4:80239bb0 [ 1331.323853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.323944][ T32] r4:82ac21e4 [ 1331.323969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.324013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.324069][ T32] r4:e0585dc0 [ 1331.324126][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.324172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.324197][ T32] r4:00000000 [ 1331.324217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.324293][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.324353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.324399][ T32] r5:00001000 r4:dfb39000 [ 1331.324419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.324458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.324532][ T32] r5:8503ab8c r4:8503a800 [ 1331.324555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.324604][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.324625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.324671][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.324698][ T32] r4:84f79100 [ 1331.324738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.324789][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.324812][ T32] r4:00000001 [ 1331.324865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.324905][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.324951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.324997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.325053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.325087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.325110][ T32] r4:84f605c0 [ 1331.325132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.325156][ T32] INFO: task kworker/0:103:4228 blocked for more than 457 seconds. [ 1331.325184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.325210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.325232][ T32] task:kworker/0:103 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.325318][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.325393][ T32] Call trace: [ 1331.325451][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.325535][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000113 r6:eac75d8c r5:85108c00 [ 1331.325561][ T32] r4:85108c00 [ 1331.325653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.325733][ T32] r5:85108c00 r4:8291a680 [ 1331.325758][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.325797][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.325838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 1331.325860][ T32] r4:00000000 [ 1331.325913][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.326010][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.326063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.326109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ddfec0 [ 1331.326147][ T32] r4:00000000 [ 1331.326230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.326490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.326531][ T32] r5:850cb78c r4:850cb400 [ 1331.326550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.326597][ T32] r7:dddced80 r6:83018000 r5:850cb78c r4:84f22780 [ 1331.326618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.326664][ T32] r10:61c88647 r9:85108c00 r8:84f227ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.326688][ T32] r4:84f22780 [ 1331.326709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.326755][ T32] r10:00000000 r9:84f22780 r8:80287e08 r7:eac81e60 r6:84f22800 r5:85108c00 [ 1331.326781][ T32] r4:00000001 [ 1331.326801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.326849][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 1331.326909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.326941][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.326987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.327021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.327112][ T32] r4:84ddfb40 [ 1331.327399][ T32] INFO: task kworker/0:103:4228 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.327434][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.327496][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.327541][ T32] Call trace: [ 1331.346039][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.346156][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.346245][ T32] r4:00000000 [ 1331.346306][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.346367][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.346506][ T32] 5d20: da445000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.346541][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.346583][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.346643][ T32] r5:800f0013 r4:80239bb0 [ 1331.346702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.346783][ T32] r4:82ac21e4 [ 1331.346809][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.346854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.346909][ T32] r4:e0585dc0 [ 1331.346933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.346992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.347051][ T32] r4:00000000 [ 1331.347104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.347156][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.347183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.347228][ T32] r5:00001000 r4:dfb39000 [ 1331.347249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.347288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.347331][ T32] r5:8503ab8c r4:8503a800 [ 1331.347366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.347420][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.347443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.347525][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.347569][ T32] r4:84f79100 [ 1331.347685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.363258][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.363357][ T32] r4:00000001 [ 1331.363424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.363545][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.363623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.363685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.364031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.364108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.364158][ T32] r4:84f605c0 [ 1331.364417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.364654][ T32] INFO: task kworker/1:450:4229 blocked for more than 457 seconds. [ 1331.364771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.364824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1331.365120][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.366684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.367618][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1331.392326][ T32] r5:850db78c r4:850db400 [ 1331.392354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.392662][ T32] r4:85153e00 ** 2 printk messages dropped ** [ 1331.392796][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.393287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1331.393986][ T32] INFO: task kworker/1:450:4229 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.394031][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.394281][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.394332][ T32] Call trace: [ 1331.394570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.394629][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.394653][ T32] r4:00000000 [ 1331.394773][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.394818][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.394898][ T32] 5d20: dab3a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.394931][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.394957][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.394981][ T32] r5:800f0013 r4:80239bb0 [ 1331.395001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.395050][ T32] r4:82ac21e4 [ 1331.395072][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.395135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.395337][ T32] r4:e0585dc0 [ 1331.395360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.395455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.395481][ T32] r4:00000000 [ 1331.395525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.395575][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.395597][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.395639][ T32] r5:00001000 r4:dfb39000 [ 1331.395658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.395697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.395755][ T32] r5:8503ab8c r4:8503a800 [ 1331.395794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.395878][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.395917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.395984][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.396028][ T32] r4:84f79100 [ 1331.396052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.396100][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.396124][ T32] r4:00000001 [ 1331.396176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.396280][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.396375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.396474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.396505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.396706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1331.397053][ T32] r4:851c3000 ** 3 printk messages dropped ** [ 1331.397255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.397620][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.405369][ T32] r5:850cbb8c r4:850cb800 [ 1331.405390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.405437][ T32] r7:dddced80 r6:83018000 r5:850cbb8c r4:84f22880 ** 4 printk messages dropped ** [ 1331.405672][ T32] r10:00000000 r9:84f22880 r8:80287e08 r7:eac81e60 r6:85153e80 r5:851c3000 ** 7 printk messages dropped ** [ 1331.406083][ T32] r4:84ddfb40 ** 2 printk messages dropped ** [ 1331.406664][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.407071][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1331.407370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 10 printk messages dropped ** [ 1331.418276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.418568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.418917][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.419400][ T32] r5:851c4800 r4:8291a680 ** 5 printk messages dropped ** [ 1331.419677][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.420128][ T32] r5:00001000 r4:e05b3000 ** 2 printk messages dropped ** [ 1331.420236][ T32] r5:8518bf8c r4:8518bc00 ** 3 printk messages dropped ** [ 1331.420425][ T32] r10:61c88647 r9:851c4800 r8:85153f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.421035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.422174][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.422662][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1331.423101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.423124][ T32] r4:e0585dc0 [ 1331.423143][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.423274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.423372][ T32] r4:00000000 [ 1331.423396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.423445][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.423482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.423529][ T32] r5:00001000 r4:dfb39000 [ 1331.423550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.423699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.423817][ T32] r5:8503ab8c r4:8503a800 [ 1331.423841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.423940][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.424056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.424108][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.424169][ T32] r4:84f79100 [ 1331.424288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.424412][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.424440][ T32] r4:00000001 [ 1331.424612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424655][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.424685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.424824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.425348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.425551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.425666][ T32] r4:84f605c0 [ 1331.425788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.425907][ T32] INFO: task kworker/0:105:4234 blocked for more than 457 seconds. [ 1331.426032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.426161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.426224][ T32] task:kworker/0:105 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.426284][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.426351][ T32] Call trace: [ 1331.426467][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.426527][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000013 r6:eac8dd8c r5:8510a400 [ 1331.426550][ T32] r4:8510a400 [ 1331.426572][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.426614][ T32] r5:8510a400 r4:8291a680 [ 1331.426672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.426791][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.426913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1331.426941][ T32] r4:00000000 [ 1331.426961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.427032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.427085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.427130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513c0c0 [ 1331.427154][ T32] r4:00000000 [ 1331.427175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.427219][ T32] r9:83018005 r8:8510a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1331.427240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.427283][ T32] r5:00001000 r4:e0035000 [ 1331.427368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.427493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.427616][ T32] r5:84f3df8c r4:84f3dc00 [ 1331.458953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.459152][ T32] r7:dddced80 r6:83018000 r5:84f3df8c r4:84f22980 [ 1331.459235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.459396][ T32] r10:61c88647 r9:8510a400 r8:84f229ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.459491][ T32] r4:84f22980 [ 1331.459545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.459679][ T32] r10:00000000 r9:84f22980 r8:80287e08 r7:eac81e60 r6:84f22a00 r5:8510a400 [ 1331.459730][ T32] r4:00000001 [ 1331.459772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.459957][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1331.460032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.460093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.460148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.460348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.460426][ T32] r4:8513c000 [ 1331.461212][ T32] INFO: task kworker/0:105:4234 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.461303][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.461475][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.461602][ T32] Call trace: [ 1331.461677][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.461784][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.461855][ T32] r4:00000000 [ 1331.461946][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.462037][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.462099][ T32] 5d20: db194000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.462164][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.462298][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.462361][ T32] r5:800f0013 r4:80239bb0 [ 1331.462478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.462603][ T32] r4:82ac21e4 [ 1331.462660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.462756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.462825][ T32] r4:e0585dc0 [ 1331.462870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.462959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.463015][ T32] r4:00000000 [ 1331.463069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.463170][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.463261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.463362][ T32] r5:00001000 r4:dfb39000 [ 1331.463410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.463492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.463578][ T32] r5:8503ab8c r4:8503a800 [ 1331.463619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.463712][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.463755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.463843][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.464054][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 2 printk messages dropped ** [ 1331.464253][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.464317][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.464380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.464433][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.464525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.464579][ T32] r4:84f605c0 [ 1331.464626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.464714][ T32] INFO: task kworker/0:106:4236 blocked for more than 457 seconds. [ 1331.464786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.464907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.464971][ T32] task:kworker/0:106 state:D stack:0 pid:4236 tgid:4236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.465115][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.465239][ T32] Call trace: [ 1331.465344][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.465441][ T32] r10:8291a684 r9:eac9dd84 r8:00000002 r7:60000013 r6:eac9dd8c r5:8510b000 [ 1331.465494][ T32] r4:8510b000 [ 1331.465613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.465764][ T32] r5:8510b000 r4:8291a680 [ 1331.465822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.465912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.466007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1331.466061][ T32] r4:00000000 [ 1331.466103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.466220][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.466312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.466442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513c4c0 [ 1331.466537][ T32] r4:00000000 [ 1331.466583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.466682][ T32] r9:83018005 r8:8510b000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1331.466731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.466822][ T32] r5:00001000 r4:e00b3000 [ 1331.466873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.466974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.467071][ T32] r5:850d878c r4:850d8400 [ 1331.467115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.467209][ T32] r7:dddced80 r6:83018000 r5:850d878c r4:84f22a80 [ 1331.467591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.490572][ T32] r10:61c88647 r9:8510b000 r8:84f22aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.490688][ T32] r4:84f22a80 [ 1331.490720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.490793][ T32] r10:00000000 r9:84f22a80 r8:80287e08 r7:eac8de60 r6:84f22b00 r5:8510b000 [ 1331.490819][ T32] r4:00000001 [ 1331.490842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.491180][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1331.491292][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.491416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.491447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.491528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.491729][ T32] r4:8513c140 [ 1331.492174][ T32] INFO: task kworker/0:106:4236 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.492214][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.492442][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.492670][ T32] Call trace: [ 1331.492877][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.492937][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.492962][ T32] r4:00000000 [ 1331.492982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.493085][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.493231][ T32] 5d20: db42d000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.493266][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.493293][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.493320][ T32] r5:800f0013 r4:80239bb0 [ 1331.493342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.493387][ T32] r4:82ac21e4 [ 1331.493461][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.493509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.493533][ T32] r4:e0585dc0 [ 1331.493661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.493709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.493733][ T32] r4:00000000 [ 1331.493772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.493881][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.494001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.494054][ T32] r5:00001000 r4:dfb39000 [ 1331.494077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.494116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.494220][ T32] r5:8503ab8c r4:8503a800 [ 1331.494316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.494521][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.494637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.494692][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.494716][ T32] r4:84f79100 [ 1331.494760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.494875][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.494903][ T32] r4:00000001 [ 1331.494924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.494962][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.494990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.495026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.495054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.495083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.495125][ T32] r4:84f605c0 [ 1331.495151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.495180][ T32] INFO: task kworker/0:107:4238 blocked for more than 458 seconds. [ 1331.495276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.495308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.495330][ T32] task:kworker/0:107 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.495378][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.495454][ T32] Call trace: [ 1331.495507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.495559][ T32] r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:8510bc00 [ 1331.495584][ T32] r4:8510bc00 [ 1331.495612][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.495707][ T32] r5:8510bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1331.495818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 ** 4 printk messages dropped ** [ 1331.496180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513c3c0 [ 1331.496206][ T32] r4:00000000 [ 1331.496227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.496279][ T32] r9:83018005 r8:8510bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1331.496319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.496439][ T32] r5:00001000 r4:e0067000 [ 1331.496464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.496505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.496545][ T32] r5:850d838c r4:850d8000 [ 1331.496638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.496688][ T32] r7:dddced80 r6:83018000 r5:850d838c r4:84f22b80 [ 1331.496741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.496864][ T32] r10:61c88647 r9:8510bc00 r8:84f22bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.496980][ T32] r4:84f22b80 [ 1331.497033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.497103][ T32] r10:00000000 r9:84f22b80 r8:80287e08 r7:eac9de60 r6:84f22c00 r5:8510bc00 [ 1331.497131][ T32] r4:00000001 [ 1331.497154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.497223][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1331.497256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.497343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.497408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.497672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.517334][ T32] r4:8513c240 [ 1331.532564][ T32] INFO: task kworker/0:107:4238 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.532735][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.532858][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.532966][ T32] Call trace: [ 1331.533005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.533073][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.533189][ T32] r4:00000000 [ 1331.533315][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.533364][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.533395][ T32] 5d20: dba36000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.533425][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.533526][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.533605][ T32] r5:800f0013 r4:80239bb0 [ 1331.533631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.533898][ T32] r4:82ac21e4 [ 1331.534017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.534071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.534133][ T32] r4:e0585dc0 [ 1331.534219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.534316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.534346][ T32] r4:00000000 [ 1331.534446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.534499][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.534555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.534603][ T32] r5:00001000 r4:dfb39000 [ 1331.534674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.534791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.534842][ T32] r5:8503ab8c r4:8503a800 [ 1331.534864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.534913][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.535006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.535117][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.535237][ T32] r4:84f79100 [ 1331.535262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.535314][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.535346][ T32] r4:00000001 [ 1331.535458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.535577][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1331.535717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.536076][ T32] task:kworker/0:108 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.536983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.558516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.558765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.559036][ T32] r10:61c88647 r9:8510d400 r8:84f22cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.559476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.560086][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.560933][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.560962][ T32] 5d20: dbeed000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.561186][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.561307][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.561425][ T32] r5:800f0013 r4:80239bb0 [ 1331.561449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.561493][ T32] r4:82ac21e4 [ 1331.561513][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.561645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.561674][ T32] r4:e0585dc0 [ 1331.561845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.561892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.561952][ T32] r4:00000000 [ 1331.561978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.562036][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.562060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.562102][ T32] r5:00001000 r4:dfb39000 [ 1331.562122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.562160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.562236][ T32] r5:8503ab8c r4:8503a800 [ 1331.562291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.562346][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.562428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.562536][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.562642][ T32] r4:84f79100 [ 1331.562763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.562813][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.562837][ T32] r4:00000001 [ 1331.562994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.563198][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.563230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.563263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.563291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.563319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.563343][ T32] r4:84f605c0 [ 1331.563364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.563722][ T32] INFO: task kworker/0:109:4243 blocked for more than 458 seconds. [ 1331.563832][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.563861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.563953][ T32] task:kworker/0:109 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.564203][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.564307][ T32] Call trace: [ 1331.564418][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.564525][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:851c5400 [ 1331.564551][ T32] r4:851c5400 [ 1331.564645][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1331.564798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 ** 4 printk messages dropped ** [ 1331.565240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513c880 ** 5 printk messages dropped ** [ 1331.565670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.565784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.565832][ T32] r5:850d8f8c r4:850d8c00 [ 1331.565853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.566007][ T32] r10:61c88647 r9:851c5400 r8:84f22dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1331.566104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.566180][ T32] r4:00000001 [ 1331.566268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.566347][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1331.566430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.566555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.566674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.566880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.566953][ T32] r4:8513c580 [ 1331.567240][ T32] INFO: task kworker/0:109:4243 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.567342][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.567624][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.588560][ T32] Call trace: [ 1331.588661][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.588758][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.588787][ T32] r4:00000000 [ 1331.588811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.588883][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.588920][ T32] 5d20: dbfd8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.588977][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.589013][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.589106][ T32] r5:800f0013 r4:80239bb0 [ 1331.589158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.589210][ T32] r4:82ac21e4 [ 1331.589233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.589275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.589298][ T32] r4:e0585dc0 [ 1331.589325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.589395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.589422][ T32] r4:00000000 [ 1331.589442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.589519][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.589546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.589594][ T32] r5:00001000 r4:dfb39000 [ 1331.589641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.589687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.589731][ T32] r5:8503ab8c r4:8503a800 [ 1331.589752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.589799][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.589821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.589886][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.589914][ T32] r4:84f79100 [ 1331.589957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.590065][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.590145][ T32] r4:00000001 [ 1331.590169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.590240][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.590289][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.590801][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.591154][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.591452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.591717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.591803][ T32] r5:8477c78c r4:8477c400 [ 1331.591827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.591943][ T32] r10:61c88647 r9:851c6c00 r8:851360ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1331.592090][ T32] r4:00000001 [ 1331.592164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.592262][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1331.592345][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.592379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.592409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.592440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.592463][ T32] r4:8515bd80 [ 1331.592895][ T32] INFO: task kworker/1:452:4245 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.592927][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.593075][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.593157][ T32] Call trace: [ 1331.593357][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.593419][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.593463][ T32] r4:00000000 [ 1331.593488][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.593529][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.593558][ T32] 5d20: dbfd8000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.593587][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.593613][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.593636][ T32] r5:800f0013 r4:80239bb0 [ 1331.593657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.593698][ T32] r4:82ac21e4 [ 1331.593789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.593853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.593906][ T32] r4:e0585dc0 [ 1331.593928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.594017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.594047][ T32] r4:00000000 [ 1331.594070][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.594126][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.594148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.594217][ T32] r5:00001000 r4:dfb39000 [ 1331.594240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.594280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.594342][ T32] r5:8503ab8c r4:8503a800 [ 1331.594493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.594614][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.594723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.594785][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.594809][ T32] r4:84f79100 [ 1331.594831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.594880][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.594929][ T32] r4:00000001 [ 1331.594964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.595003][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.595037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.595134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.595165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.595193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.595217][ T32] r4:84f605c0 [ 1331.595262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.595293][ T32] INFO: task kworker/0:110:4246 blocked for more than 458 seconds. [ 1331.595421][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.595475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1331.595544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.595928][ T32] r5:851c0000 r4:8291a680 [ 1331.595950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.595988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.596041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1331.596068][ T32] r4:00000000 [ 1331.596173][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.596221][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.596256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.596297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ca00 [ 1331.596319][ T32] r4:00000000 [ 1331.596339][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.596383][ T32] r9:83018005 r8:851c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1331.596406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.596448][ T32] r5:00001000 r4:e083b000 [ 1331.596469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.596578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.596687][ T32] r5:850d938c r4:850d9000 [ 1331.596718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.596766][ T32] r7:dddced80 r6:83018000 r5:850d938c r4:84f22e00 [ 1331.596790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.596915][ T32] r10:61c88647 r9:851c0000 r8:84f22e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.597033][ T32] r4:84f22e00 [ 1331.597057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.597147][ T32] r10:00000000 r9:84f22e00 r8:80287e08 r7:eac99e60 r6:85136180 r5:851c0000 [ 1331.597197][ T32] r4:00000001 [ 1331.597261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.597302][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1331.597338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.597369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.597481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.597626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.622584][ T32] r4:8513c7c0 [ 1331.623101][ T32] INFO: task kworker/0:110:4246 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.623196][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.623279][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.623373][ T32] Call trace: [ 1331.623437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.623501][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.623581][ T32] r4:00000000 [ 1331.623616][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.623661][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.623692][ T32] 5d20: dc287000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.623722][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.623750][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.623775][ T32] r5:800f0013 r4:80239bb0 [ 1331.623802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.623847][ T32] r4:82ac21e4 [ 1331.623868][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.623910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.623933][ T32] r4:e0585dc0 [ 1331.623973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.624054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.624099][ T32] r4:00000000 [ 1331.624149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.624227][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.624328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.624433][ T32] r5:00001000 r4:dfb39000 [ 1331.624510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.624628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.624719][ T32] r5:8503ab8c r4:8503a800 [ 1331.624766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.624878][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.624938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.625035][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.625072][ T32] r4:84f79100 [ 1331.625092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.625141][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.625164][ T32] r4:00000001 [ 1331.625213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1331.625321][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.625496][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1331.625616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1331.625815][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.626257][ T32] r5:851c8000 r4:8291a680 [ 1331.626289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.626332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.626389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.626415][ T32] r4:00000000 [ 1331.626462][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.626502][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.626540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.626584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513cb40 [ 1331.626608][ T32] r4:00000000 [ 1331.626628][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.626675][ T32] r9:83018005 r8:851c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1331.626719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.626778][ T32] r5:00001000 r4:e085f000 [ 1331.626803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.626843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.626886][ T32] r5:850d978c r4:850d9400 [ 1331.626906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.626999][ T32] r7:dddced80 r6:83018000 r5:850d978c r4:84f22e80 [ 1331.627061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.627181][ T32] r10:61c88647 r9:851c8000 r8:84f22eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.627211][ T32] r4:84f22e80 [ 1331.627284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.627356][ T32] r10:00000000 r9:84f22e80 r8:80287e08 r7:eacb5e60 r6:85136200 r5:851c8000 [ 1331.627385][ T32] r4:00000001 [ 1331.627412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.627450][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.627529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.627574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.645370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.645502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.645567][ T32] r4:8513c840 [ 1331.646030][ T32] INFO: task kworker/0:111:4248 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.646102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.646246][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.646342][ T32] Call trace: [ 1331.646407][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.646470][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.646496][ T32] r4:00000000 [ 1331.646541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.646752][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.646786][ T32] 5d20: dc56c000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.646824][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.646850][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.646876][ T32] r5:800f0013 r4:80239bb0 [ 1331.647000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.647066][ T32] r4:82ac21e4 [ 1331.647103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.647242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.647271][ T32] r4:e0585dc0 [ 1331.647294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.647358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.647385][ T32] r4:00000000 [ 1331.647432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.647483][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.647508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.647551][ T32] r5:00001000 r4:dfb39000 [ 1331.647642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.653223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.653312][ T32] r5:8503ab8c r4:8503a800 [ 1331.653337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.653387][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.653413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.653490][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.653525][ T32] r4:84f79100 [ 1331.653711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.653764][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.653796][ T32] r4:00000001 [ 1331.653833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.653876][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.654011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.654052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.654081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.654112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.654135][ T32] r4:84f605c0 [ 1331.654159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1331.654286][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1331.654575][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.654852][ T32] r4:851c9800 ** 3 printk messages dropped ** [ 1331.655156][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.655291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1331.655397][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.655620][ T32] r5:00001000 r4:e08f3000 ** 1 printk messages dropped ** [ 1331.655788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.655859][ T32] r5:850da78c r4:850da400 [ 1331.655885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.656107][ T32] r10:61c88647 r9:851c9800 r8:84f22f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.656156][ T32] r4:84f22f00 [ 1331.656180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.656228][ T32] r10:00000000 r9:84f22f00 r8:80287e08 r7:eacbde60 r6:85136280 r5:851c9800 [ 1331.656277][ T32] r4:00000001 [ 1331.656301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.656337][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1331.656410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.656447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.656483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.656526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.656656][ T32] r4:8513c9c0 [ 1331.657104][ T32] INFO: task kworker/0:112:4250 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.657140][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.657213][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.657361][ T32] Call trace: [ 1331.657395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.657446][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.657479][ T32] r4:00000000 [ 1331.657499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.657572][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.670577][ T32] 5d20: dc901000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.670739][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.670775][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.670804][ T32] r5:800f0013 r4:80239bb0 [ 1331.670855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.670928][ T32] r4:82ac21e4 [ 1331.670950][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.670994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.671019][ T32] r4:e0585dc0 [ 1331.671078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.671129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.671153][ T32] r4:00000000 [ 1331.671184][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.671260][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.671298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.671344][ T32] r5:00001000 r4:dfb39000 [ 1331.671365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.671404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.671449][ T32] r5:8503ab8c r4:8503a800 [ 1331.671469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.671516][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.671564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.671617][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.671640][ T32] r4:84f79100 [ 1331.671661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.671709][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.671733][ T32] r4:00000001 [ 1331.671753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.671791][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.671820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.671850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.671904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.671963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.671994][ T32] r4:84f605c0 [ 1331.672037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.672100][ T32] INFO: task kworker/0:113:4251 blocked for more than 458 seconds. [ 1331.672242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.672276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.672328][ T32] task:kworker/0:113 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.672402][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.672499][ T32] Call trace: [ 1331.672576][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.672638][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:851ca400 [ 1331.672680][ T32] r4:851ca400 [ 1331.672722][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.672797][ T32] r5:851ca400 r4:8291a680 [ 1331.672823][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.672890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.672944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1331.672976][ T32] r4:00000000 [ 1331.672997][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.673057][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.673125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.673171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ccc0 [ 1331.673195][ T32] r4:00000000 [ 1331.673215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.673258][ T32] r9:83018005 r8:851ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.673283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.673324][ T32] r5:00001000 r4:e087f000 [ 1331.673371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.673449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.673497][ T32] r5:850d9b8c r4:850d9800 [ 1331.673519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.673563][ T32] r7:dddced80 r6:83018000 r5:850d9b8c r4:84f22f80 [ 1331.673612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.673663][ T32] r10:61c88647 r9:851ca400 r8:84f22fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.673690][ T32] r4:84f22f80 [ 1331.673715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.673763][ T32] r10:00000000 r9:84f22f80 r8:80287e08 r7:eacc5e60 r6:85136300 r5:851ca400 [ 1331.673786][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.673840][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) ** 7 printk messages dropped ** [ 1331.674646][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.674993][ T32] 5d20: dc901000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1331.675395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1331.675997][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1331.676356][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1331.676526][ T32] r4:84f605c0 ** 1 printk messages dropped ** [ 1331.676616][ T32] INFO: task kworker/0:114:4253 blocked for more than 458 seconds. [ 1331.676647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.676697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.676722][ T32] task:kworker/0:114 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.676797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.676873][ T32] Call trace: [ 1331.676940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.676990][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:851cbc00 [ 1331.677013][ T32] r4:851cbc00 [ 1331.677046][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.677090][ T32] r5:851cbc00 r4:8291a680 [ 1331.677111][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.677202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.677248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1331.677271][ T32] r4:00000000 [ 1331.677290][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.677350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.677467][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.677597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ce00 [ 1331.703101][ T32] r4:00000000 [ 1331.703189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.703278][ T32] r9:83018005 r8:851cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1331.703307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.703379][ T32] r5:00001000 r4:e089f000 [ 1331.703412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.703496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.703577][ T32] r5:850d9f8c r4:850d9c00 [ 1331.703602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.703651][ T32] r7:dddced80 r6:83018000 r5:850d9f8c r4:85131000 [ 1331.703673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.703746][ T32] r10:61c88647 r9:851cbc00 r8:8513102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.703783][ T32] r4:85131000 [ 1331.703811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.703869][ T32] r10:00000000 r9:85131000 r8:80287e08 r7:eacc5e60 r6:85136380 r5:851cbc00 [ 1331.703892][ T32] r4:00000001 [ 1331.703928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.703997][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.704065][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.704105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.704134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.704191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.704224][ T32] r4:8513cac0 [ 1331.704682][ T32] INFO: task kworker/0:114:4253 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.704744][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.704829][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.704898][ T32] Call trace: [ 1331.704941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.704996][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.705079][ T32] r4:00000000 [ 1331.705158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.705228][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.705267][ T32] 5d20: dcc87000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.705298][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.705323][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.705348][ T32] r5:800f0013 r4:80239bb0 [ 1331.705398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.705452][ T32] r4:82ac21e4 [ 1331.705502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.705575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.705611][ T32] r4:e0585dc0 [ 1331.705665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.705732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 6 printk messages dropped ** [ 1331.706014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.706474][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1331.706817][ T32] INFO: task kworker/0:115:4255 blocked for more than 458 seconds. ** 10 printk messages dropped ** [ 1331.707462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.715129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.715396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.715793][ T32] r10:00000000 r9:85131080 r8:80287e08 r7:eacc5e60 r6:85136400 r5:851cc800 ** 9 printk messages dropped ** [ 1331.716609][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.717470][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1331.731017][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.731987][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1331.732700][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.732722][ T32] r4:00000001 [ 1331.732743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.732786][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.732819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.732849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.732959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.732997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.733103][ T32] r4:84f605c0 [ 1331.733140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.733283][ T32] INFO: task kworker/0:116:4257 blocked for more than 458 seconds. [ 1331.733326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.733354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.733403][ T32] task:kworker/0:116 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.733471][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.733526][ T32] Call trace: [ 1331.733560][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.733619][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:851cd400 [ 1331.733675][ T32] r4:851cd400 [ 1331.733735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.733812][ T32] r5:851cd400 r4:8291a680 [ 1331.733845][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.733889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.733933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1331.733957][ T32] r4:00000000 [ 1331.733977][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.734011][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.734059][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.734126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a86c0 [ 1331.734213][ T32] r4:00000000 [ 1331.734273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.734333][ T32] r9:83018005 r8:851cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1331.734359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.734400][ T32] r5:00001000 r4:ead03000 [ 1331.734420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.734458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.734566][ T32] r5:850dbb8c r4:850db800 [ 1331.734604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.734653][ T32] r7:dddced80 r6:83018000 r5:850dbb8c r4:85131100 [ 1331.734676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.734722][ T32] r10:61c88647 r9:851cd400 r8:8513112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.734749][ T32] r4:85131100 [ 1331.734769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.734836][ T32] r10:00000000 r9:85131100 r8:80287e08 r7:eacc5e60 r6:85136480 r5:851cd400 [ 1331.734862][ T32] r4:00000001 [ 1331.734881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.734920][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1331.734948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.734976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.735025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.735113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.735202][ T32] r4:8513cd00 [ 1331.735682][ T32] INFO: task kworker/0:116:4257 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.735718][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.735795][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.735844][ T32] Call trace: [ 1331.735944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.736029][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1331.736293][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1331.736693][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.736917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.737334][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1331.737556][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1331.755514][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.756078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.756463][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.756705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.757115][ T32] r10:00000000 r9:85131180 r8:80287e08 r7:eace1e60 r6:85136500 r5:851cb000 ** 9 printk messages dropped ** [ 1331.763734][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.764438][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.764661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1331.765214][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1331.765447][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.765667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.765930][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.766346][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1331.766691][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.767004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.767274][ T32] r10:61c88647 r9:851c8c00 r8:8513122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.767327][ T32] r4:85131200 [ 1331.767350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.767395][ T32] r10:00000000 r9:85131200 r8:80287e08 r7:eace1e60 r6:85136580 r5:851c8c00 [ 1331.767420][ T32] r4:00000001 [ 1331.767439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.767476][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) [ 1331.767503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.767578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.781402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.781467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.781497][ T32] r4:8515bf80 [ 1331.781971][ T32] INFO: task kworker/0:118:4261 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.782066][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.782146][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.782279][ T32] Call trace: [ 1331.782323][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.782383][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.782407][ T32] r4:00000000 [ 1331.782427][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.782469][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.782513][ T32] 5d20: dd508000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.782548][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.782574][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.782599][ T32] r5:800f0013 r4:80239bb0 [ 1331.782668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.782728][ T32] r4:82ac21e4 [ 1331.782804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.782884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.782937][ T32] r4:e0585dc0 [ 1331.782987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.783075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.783102][ T32] r4:00000000 [ 1331.783148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.783228][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.783262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.783312][ T32] r5:00001000 r4:dfb39000 [ 1331.783333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.783383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.783459][ T32] r5:8503ab8c r4:8503a800 [ 1331.783486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.783561][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.783620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.783698][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.783724][ T32] r4:84f79100 [ 1331.783746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.783795][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.783827][ T32] r4:00000001 [ 1331.783884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.783925][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.783952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.783993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.784030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.784061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.784103][ T32] r4:84f605c0 [ 1331.784131][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.784162][ T32] INFO: task kworker/0:119:4263 blocked for more than 458 seconds. [ 1331.784195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.784221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.784258][ T32] task:kworker/0:119 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.784337][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.784397][ T32] Call trace: [ 1331.784433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1331.784658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1331.785183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.785431][ T32] r10:61c88647 r9:851c1800 r8:851312ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1331.786262][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1331.787370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 14 printk messages dropped ** [ 1331.809975][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1331.810645][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.811282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.811574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.811615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.811660][ T32] r5:8477c38c r4:8477c000 [ 1331.811706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.811755][ T32] r7:dddced80 r6:83018000 r5:8477c38c r4:85131300 [ 1331.811777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.811822][ T32] r10:61c88647 r9:851c6000 r8:8513132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.811845][ T32] r4:85131300 [ 1331.811864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.811923][ T32] r10:00000000 r9:85131300 r8:80287e08 r7:eace1e60 r6:85136680 r5:851c6000 [ 1331.811951][ T32] r4:00000001 [ 1331.811972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.812036][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1331.812067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.812096][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.812175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.812250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.812313][ T32] r4:850a8180 [ 1331.812864][ T32] INFO: task kworker/0:120:4266 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.812935][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.813039][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.813212][ T32] Call trace: [ 1331.813270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.813355][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.813398][ T32] r4:00000000 [ 1331.813453][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.813496][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.813526][ T32] 5d20: dd820000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.813581][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.813619][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.813670][ T32] r5:800f0013 r4:80239bb0 [ 1331.813697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.813742][ T32] r4:82ac21e4 [ 1331.813762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.813804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.813827][ T32] r4:e0585dc0 [ 1331.813898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.813952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.813975][ T32] r4:00000000 [ 1331.813996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.814050][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.814075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.814119][ T32] r5:00001000 r4:dfb39000 [ 1331.814139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.814213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.814263][ T32] r5:8503ab8c r4:8503a800 [ 1331.814283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.814412][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.814459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.814511][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.814536][ T32] r4:84f79100 [ 1331.814557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.814603][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.814697][ T32] r4:00000001 [ 1331.814743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.814808][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.814845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.814880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.815012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.815059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.815083][ T32] r4:84f605c0 [ 1331.815106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1331.815360][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.815762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 ** 10 printk messages dropped ** [ 1331.816281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.816702][ T32] r10:61c88647 r9:851cec00 r8:851313ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1331.817136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.841268][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.841971][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1331.842438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1331.843160][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 6 printk messages dropped ** [ 1331.843543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.843634][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.843688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.843807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.843912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.843963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.843996][ T32] r4:84f605c0 [ 1331.844022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.844058][ T32] INFO: task kworker/1:453:4270 blocked for more than 458 seconds. [ 1331.844093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.844209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.844238][ T32] task:kworker/1:453 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.844311][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.844360][ T32] Call trace: [ 1331.844395][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.844494][ T32] r10:8291a684 r9:eaca9d84 r8:00000002 r7:60000113 r6:eaca9d8c r5:851ce000 [ 1331.844593][ T32] r4:851ce000 [ 1331.844625][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.844670][ T32] r5:851ce000 r4:8291a680 [ 1331.844691][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.844731][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.844774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 1331.844933][ T32] r4:00000000 [ 1331.844959][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.844997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.845038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.845080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85125d00 [ 1331.845103][ T32] r4:00000000 [ 1331.845122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.845193][ T32] r9:83018205 r8:851ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1331.845300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.845357][ T32] r5:00001000 r4:eab17000 [ 1331.845379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.845454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.845502][ T32] r5:8477cb8c r4:8477c800 [ 1331.845576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.845683][ T32] r7:ddde2d80 r6:83018200 r5:8477cb8c r4:85136780 [ 1331.845709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.845757][ T32] r10:61c88647 r9:851ce000 r8:851367ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.845808][ T32] r4:85136780 [ 1331.845832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.845897][ T32] r10:00000000 r9:85136780 r8:80287e08 r7:eacb1e60 r6:85136800 r5:851ce000 [ 1331.845951][ T32] r4:00000001 [ 1331.846000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.846046][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1331.846077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.846118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.846210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.846247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.846271][ T32] r4:85125a40 [ 1331.846704][ T32] INFO: task kworker/1:453:4270 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.846737][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.846831][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.846997][ T32] Call trace: [ 1331.847101][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.847156][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.847232][ T32] r4:00000000 [ 1331.847338][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.847383][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.847411][ T32] 5d20: dda7a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.847600][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1331.862926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1331.863574][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1331.863867][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1331.864199][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1331.864554][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.865029][ T32] r5:847e8000 r4:8291a680 ** 5 printk messages dropped ** [ 1331.865281][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.865617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.865976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.866405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.867207][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.882684][ T32] 5d20: ddedd000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.882740][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.882796][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.882855][ T32] r5:800f0013 r4:80239bb0 [ 1331.882898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.883015][ T32] r4:82ac21e4 [ 1331.883066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.883142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.883183][ T32] r4:e0585dc0 [ 1331.883238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.883317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.883377][ T32] r4:00000000 [ 1331.883494][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.883645][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.883700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.883809][ T32] r5:00001000 r4:dfb39000 [ 1331.883860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.883933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.884009][ T32] r5:8503ab8c r4:8503a800 [ 1331.884055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.884161][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.884212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.884315][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.884360][ T32] r4:84f79100 [ 1331.884426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.884517][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.884558][ T32] r4:00000001 [ 1331.884595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.884669][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.884714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.884766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.884810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.884857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.884896][ T32] r4:84f605c0 [ 1331.884938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.884990][ T32] INFO: task kworker/1:455:4275 blocked for more than 458 seconds. [ 1331.885055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.885101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.885160][ T32] task:kworker/1:455 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.885295][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.885374][ T32] Call trace: [ 1331.885454][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.885539][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:847ea400 [ 1331.885581][ T32] r4:847ea400 [ 1331.885633][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.885709][ T32] r5:847ea400 r4:8291a680 [ 1331.885761][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.885860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.885938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1331.885977][ T32] r4:00000000 [ 1331.886032][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.886094][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.886152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.886269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0640 [ 1331.886333][ T32] r4:00000000 [ 1331.886431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.886510][ T32] r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1331.886595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.886670][ T32] r5:00001000 r4:ead9f000 [ 1331.886717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.886788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.886858][ T32] r5:8477cf8c r4:8477cc00 [ 1331.886892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.886966][ T32] r7:ddde2d80 r6:83018200 r5:8477cf8c r4:85136980 [ 1331.887039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.887130][ T32] r10:61c88647 r9:847ea400 r8:851369ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1331.887302][ T32] r10:00000000 r9:85136980 r8:80287e08 r7:eacade60 r6:85136a00 r5:847ea400 ** 7 printk messages dropped ** [ 1331.914879][ T32] r4:85125ec0 ** 3 printk messages dropped ** [ 1331.915844][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.916241][ T32] 5d20: de137000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1331.916786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1331.917482][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 6 printk messages dropped ** [ 1331.922840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1331.923603][ T32] task:kworker/0:122 state:D stack:0 pid:4276 tgid:4276 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.924316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.925111][ T32] r5:00001000 r4:ead0f000 ** 1 printk messages dropped ** [ 1331.925218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.925589][ T32] r4:85131400 ** 6 printk messages dropped ** [ 1331.926018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.927098][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.927216][ T32] Call trace: [ 1331.927329][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.927437][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.927513][ T32] r4:00000000 [ 1331.948350][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.948551][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.948597][ T32] 5d20: de342000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.948635][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.948669][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.948702][ T32] r5:800f0013 r4:80239bb0 [ 1331.948768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.948878][ T32] r4:82ac21e4 [ 1331.948906][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.948987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.949018][ T32] r4:e0585dc0 [ 1331.949045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.949097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.949123][ T32] r4:00000000 [ 1331.949146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.949198][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.949222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.949273][ T32] r5:00001000 r4:dfb39000 [ 1331.949373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.949450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.949502][ T32] r5:8503ab8c r4:8503a800 [ 1331.949526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.949579][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.949675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.949741][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.949767][ T32] r4:84f79100 [ 1331.950178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.950278][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.950385][ T32] r4:00000001 [ 1331.950493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.950534][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.950562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.950591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.950854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.950889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1331.951317][ T32] INFO: task kworker/0:123:4278 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1331.952146][ T32] r4:847e9800 ** 2 printk messages dropped ** [ 1331.952349][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.952816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8a40 ** 6 printk messages dropped ** [ 1331.953194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.953263][ T32] r5:850dc78c r4:850dc400 ** 2 printk messages dropped ** [ 1331.953366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.953636][ T32] r10:61c88647 r9:847e9800 r8:851314ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.953664][ T32] r4:85131480 [ 1331.953711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.953761][ T32] r10:00000000 r9:85131480 r8:80287e08 r7:eacf5e60 r6:85136b00 r5:847e9800 [ 1331.953785][ T32] r4:00000001 [ 1331.953823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.953863][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1331.953969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.954110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.954142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.954215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.954243][ T32] r4:850a8740 [ 1331.954754][ T32] INFO: task kworker/0:123:4278 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.954793][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.954873][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.954947][ T32] Call trace: [ 1331.955013][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.955069][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.955108][ T32] r4:00000000 [ 1331.955131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.955172][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.955218][ T32] 5d20: de342000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.955464][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.955513][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.955546][ T32] r5:800f0013 r4:80239bb0 [ 1331.955569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.955639][ T32] r4:82ac21e4 [ 1331.955665][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.955707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.955759][ T32] r4:e0585dc0 [ 1331.955848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.955895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.955936][ T32] r4:00000000 [ 1331.955960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.956034][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.956071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.956172][ T32] r5:00001000 r4:dfb39000 [ 1331.956197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.956296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.956345][ T32] r5:8503ab8c r4:8503a800 [ 1331.956367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.956445][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.956471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.956545][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.956583][ T32] r4:84f79100 [ 1331.956632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.956698][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.956743][ T32] r4:00000001 [ 1331.956765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.956804][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.956841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.956877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.956936][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.956993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.957045][ T32] r4:84f605c0 [ 1331.957105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.957170][ T32] INFO: task kworker/0:124:4280 blocked for more than 458 seconds. [ 1331.957203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.957228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.957276][ T32] task:kworker/0:124 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.957407][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.957451][ T32] Call trace: [ 1331.957540][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.957588][ T32] r10:8291a684 r9:ead41d84 r8:00000002 r7:60000113 r6:ead41d8c r5:847ec800 ** 4 printk messages dropped ** [ 1331.970102][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.970745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.970869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.971271][ T32] r10:61c88647 r9:847ec800 r8:8513152c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.971387][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.971784][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.972637][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.973095][ T32] 5d20: de342000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1331.973817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 7 printk messages dropped ** [ 1331.974486][ T32] r5:8503ab8c r4:8503a800 ** 1 printk messages dropped ** [ 1331.974570][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1331.974592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.974639][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.974700][ T32] r4:84f79100 [ 1331.974724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.974781][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1331.974921][ T32] r4:00000001 [ 1331.975007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.975158][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1331.975194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.975225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.975294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.975329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.975374][ T32] r4:84f605c0 [ 1331.975399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.975429][ T32] INFO: task kworker/0:125:4281 blocked for more than 458 seconds. [ 1331.975464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.975490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.975511][ T32] task:kworker/0:125 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.975734][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.975799][ T32] Call trace: [ 1331.975834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.975986][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000013 r6:ead45d8c r5:847eb000 [ 1331.976014][ T32] r4:847eb000 [ 1331.976108][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.976155][ T32] r5:847eb000 r4:8291a680 [ 1331.976175][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.976214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.976257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1331.976282][ T32] r4:00000000 [ 1331.976401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.976441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.976477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.976594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8140 [ 1331.976704][ T32] r4:00000000 [ 1331.976815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.976915][ T32] r9:83018005 r8:847eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1331.976944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.977084][ T32] r5:00001000 r4:ead7f000 [ 1331.977110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.977234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.977300][ T32] r5:850ddb8c r4:850dd800 [ 1331.977354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.977407][ T32] r7:dddced80 r6:83018000 r5:850ddb8c r4:85131580 [ 1331.977456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.977520][ T32] r10:61c88647 r9:847eb000 r8:851315ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.997072][ T32] r4:85131580 [ 1331.997216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1331.997332][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.997503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.997533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.998252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.998324][ T32] r4:850a8840 [ 1331.998772][ T32] INFO: task kworker/0:125:4281 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1331.998811][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.998887][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.998972][ T32] Call trace: [ 1331.999012][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.999099][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1331.999130][ T32] r4:00000000 [ 1331.999152][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.999208][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1331.999242][ T32] 5d20: de60b000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1331.999271][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1331.999303][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1331.999329][ T32] r5:800f0013 r4:80239bb0 [ 1331.999350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.999394][ T32] r4:82ac21e4 [ 1331.999470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.999519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1331.999565][ T32] r4:e0585dc0 [ 1331.999761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.999808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1331.999849][ T32] r4:00000000 [ 1331.999899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.999950][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.999973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.000043][ T32] r5:00001000 r4:dfb39000 [ 1332.000068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.000110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.000154][ T32] r5:8503ab8c r4:8503a800 [ 1332.000270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.000331][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.000356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.000404][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.000427][ T32] r4:84f79100 [ 1332.000490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.000541][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.000618][ T32] r4:00000001 [ 1332.000649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.000698][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.000724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.000754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.000888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.001043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1332.001158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1332.001447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1332.001641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.002281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8d00 ** 6 printk messages dropped ** [ 1332.002673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.002719][ T32] r5:850dcf8c r4:850dcc00 [ 1332.002740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.002805][ T32] r7:dddced80 r6:83018000 r5:850dcf8c r4:85131600 ** 1 printk messages dropped ** [ 1332.002879][ T32] r10:61c88647 r9:847ee000 r8:8513162c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.003007][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.003699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.004169][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1332.004729][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1332.005007][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1332.005095][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.005360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.005575][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 3 printk messages dropped ** [ 1332.005752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.006009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.006384][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.006900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 ** 8 printk messages dropped ** [ 1332.007279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1332.040780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1332.041998][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.042632][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.042659][ T32] r5:800f0013 r4:80239bb0 [ 1332.042680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.042724][ T32] r4:82ac21e4 [ 1332.042746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.042789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.042842][ T32] r4:e0585dc0 [ 1332.042892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.042939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.042962][ T32] r4:00000000 [ 1332.042982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.043031][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.043054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.043097][ T32] r5:00001000 r4:dfb39000 [ 1332.043143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.043188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.043238][ T32] r5:8503ab8c r4:8503a800 [ 1332.043321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.043389][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.043416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.043465][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.043490][ T32] r4:84f79100 [ 1332.043537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.043614][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.043642][ T32] r4:00000001 [ 1332.043687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.043728][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.043755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.043785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.043830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.043863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.043889][ T32] r4:84f605c0 [ 1332.043921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.043989][ T32] INFO: task kworker/0:128:4287 blocked for more than 458 seconds. [ 1332.044054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.044085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.044134][ T32] task:kworker/0:128 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.044217][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.044291][ T32] Call trace: [ 1332.044327][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.044376][ T32] r10:8291a684 r9:ead01d84 r8:00000002 r7:60000013 r6:ead01d8c r5:8510ec00 [ 1332.044427][ T32] r4:8510ec00 [ 1332.044453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.044578][ T32] r5:8510ec00 r4:8291a680 [ 1332.044646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.044691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.044744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1332.044768][ T32] r4:00000000 [ 1332.044789][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.044824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.044867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.044908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a8f40 [ 1332.044940][ T32] r4:00000000 [ 1332.045001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.045060][ T32] r9:83018005 r8:8510ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1332.045097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.045143][ T32] r5:00001000 r4:ead73000 [ 1332.045165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.045205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.045250][ T32] r5:850dd78c r4:850dd400 [ 1332.045271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.045327][ T32] r7:dddced80 r6:83018000 r5:850dd78c r4:85131700 [ 1332.045415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.045467][ T32] r10:61c88647 r9:8510ec00 r8:8513172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.045492][ T32] r4:85131700 [ 1332.045512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.045585][ T32] r10:00000000 r9:85131700 r8:80287e08 r7:ead45e60 r6:85131780 r5:8510ec00 [ 1332.045612][ T32] r4:00000001 [ 1332.045659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.045700][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1332.045756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.045789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.045843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.045883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.045926][ T32] r4:850a8c00 [ 1332.046224][ T32] INFO: task kworker/0:128:4287 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.046259][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.046331][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.046390][ T32] Call trace: [ 1332.046493][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.046546][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.046569][ T32] r4:00000000 [ 1332.046589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.046629][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.046658][ T32] 5d20: deb40000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.046715][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.046744][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.046783][ T32] r5:800f0013 r4:80239bb0 [ 1332.046910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.046960][ T32] r4:82ac21e4 [ 1332.046982][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.047026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.047065][ T32] r4:e0585dc0 [ 1332.047096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.047138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.047161][ T32] r4:00000000 [ 1332.047180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.047250][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.047276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1332.047384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.067136][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 3 printk messages dropped ** [ 1332.067515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1332.068267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.068424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.068546][ T32] INFO: task kworker/0:129:4290 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.068784][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.068834][ T32] Call trace: [ 1332.068868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.068922][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000013 r6:ead71d8c r5:8510e000 [ 1332.068945][ T32] r4:8510e000 [ 1332.068966][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.069022][ T32] r5:8510e000 r4:8291a680 [ 1332.069064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.069107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.069149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 1332.069172][ T32] r4:00000000 [ 1332.069199][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.069251][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.069302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.069375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85125740 [ 1332.069430][ T32] r4:00000000 [ 1332.069470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.069550][ T32] r9:83018005 r8:8510e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1332.069596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.069645][ T32] r5:00001000 r4:ead97000 [ 1332.069667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.069710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.069753][ T32] r5:850de38c r4:850de000 [ 1332.069776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.069835][ T32] r7:dddced80 r6:83018000 r5:850de38c r4:85131800 [ 1332.069870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.069930][ T32] r10:61c88647 r9:8510e000 r8:8513182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.069955][ T32] r4:85131800 [ 1332.070019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.070072][ T32] r10:00000000 r9:85131800 r8:80287e08 r7:ead45e60 r6:85131880 r5:8510e000 [ 1332.070113][ T32] r4:00000001 [ 1332.070137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.070176][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1332.070233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.070270][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.070359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.070417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.070497][ T32] r4:850a8ec0 [ 1332.070950][ T32] INFO: task kworker/0:129:4290 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.070999][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.071104][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.071150][ T32] Call trace: [ 1332.071180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.071230][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.071253][ T32] r4:00000000 [ 1332.071290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.071356][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.071390][ T32] 5d20: dedf7000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.071455][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.071553][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.071613][ T32] r5:800f0013 r4:80239bb0 [ 1332.071638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.071683][ T32] r4:82ac21e4 [ 1332.071803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.071852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.071881][ T32] r4:e0585dc0 [ 1332.071904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.071944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.071969][ T32] r4:00000000 [ 1332.071990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.072065][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.072093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.072136][ T32] r5:00001000 r4:dfb39000 [ 1332.072157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.072196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.072239][ T32] r5:8503ab8c r4:8503a800 [ 1332.072350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.072405][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.072455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.072553][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.072631][ T32] r4:84f79100 [ 1332.072682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.072739][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 2 printk messages dropped ** [ 1332.072821][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1332.073124][ T32] INFO: task kworker/0:130:4291 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.073469][ T32] r4:8510c800 ** 4 printk messages dropped ** [ 1332.073657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 ** 9 printk messages dropped ** [ 1332.074374][ T32] r5:00001000 r4:ead8b000 ** 1 printk messages dropped ** [ 1332.074454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.074899][ T32] r10:61c88647 r9:8510c800 r8:8513192c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.075496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.075969][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.076182][ T32] 5d20: dedf7000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1332.076523][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1332.076697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.077053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.077434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.108816][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.109170][ T32] r4:85210c00 ** 3 printk messages dropped ** [ 1332.109440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1332.109693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.109898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.110122][ T32] r10:61c88647 r9:85210c00 r8:85131a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.110155][ T32] r4:85131a00 [ 1332.110175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.110278][ T32] r10:00000000 r9:85131a00 r8:80287e08 r7:ead71e60 r6:85131a80 r5:85210c00 [ 1332.110323][ T32] r4:00000001 [ 1332.110360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.110403][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1332.110433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.110462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.110502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.110550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.110589][ T32] r4:85125280 [ 1332.111063][ T32] INFO: task kworker/0:131:4293 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.111102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.111165][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.111210][ T32] Call trace: [ 1332.111241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.111296][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.111321][ T32] r4:00000000 [ 1332.111343][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.111384][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.111464][ T32] 5d20: df32b000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.111501][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.111555][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.111584][ T32] r5:800f0013 r4:80239bb0 [ 1332.111605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.111673][ T32] r4:82ac21e4 [ 1332.111762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.111810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.111834][ T32] r4:e0585dc0 [ 1332.111881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.111929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.111954][ T32] r4:00000000 [ 1332.111981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.112028][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.112082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.112131][ T32] r5:00001000 r4:dfb39000 [ 1332.112167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.112211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.112290][ T32] r5:8503ab8c r4:8503a800 [ 1332.112323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.112372][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.112394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.112503][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.112535][ T32] r4:84f79100 [ 1332.112557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.112605][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.112630][ T32] r4:00000001 [ 1332.112651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.112715][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.112758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.112797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.112825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.112854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.112876][ T32] r4:84f605c0 [ 1332.112899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.112930][ T32] INFO: task kworker/1:456:4297 blocked for more than 458 seconds. [ 1332.113038][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.113066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.113090][ T32] task:kworker/1:456 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.113140][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.113185][ T32] Call trace: [ 1332.113216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.113264][ T32] r10:8291a684 r9:eadbdd84 r8:00000002 r7:60000013 r6:eadbdd8c r5:85211800 [ 1332.113294][ T32] r4:85211800 [ 1332.113315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.113358][ T32] r5:85211800 r4:8291a680 [ 1332.113378][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.113416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.113456][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1332.113504][ T32] r4:00000000 [ 1332.113548][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.113616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.113657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.113727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0c80 [ 1332.113756][ T32] r4:00000000 [ 1332.113834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.114084][ T32] r9:83018205 r8:85211800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1332.114136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.114184][ T32] r5:00001000 r4:dfae5000 [ 1332.114226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.114267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.114318][ T32] r5:8477e38c r4:8477e000 [ 1332.114377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.114428][ T32] r7:ddde2d80 r6:83018200 r5:8477e38c r4:85136d80 [ 1332.114477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.114533][ T32] r10:61c88647 r9:85211800 r8:85136dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.114558][ T32] r4:85136d80 [ 1332.114599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.114649][ T32] r10:00000000 r9:85136d80 r8:80287e08 r7:eacade60 r6:85131b00 r5:85211800 [ 1332.114686][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.115019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.115879][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.116283][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1332.116736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1332.117196][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1332.117430][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.133652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.134120][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.134622][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.135000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093600 ** 6 printk messages dropped ** [ 1332.135321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.135658][ T32] r10:61c88647 r9:85210000 r8:85131bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.135984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.137094][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.137361][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1332.155493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1332.156072][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1332.156141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.156199][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.156223][ T32] r4:00000001 [ 1332.156257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.156356][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.156418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.156452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.156479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.156511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.156559][ T32] r4:84f605c0 [ 1332.156640][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.156711][ T32] INFO: task kworker/1:457:4300 blocked for more than 458 seconds. [ 1332.156775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.156805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.156829][ T32] task:kworker/1:457 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.156891][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.156939][ T32] Call trace: [ 1332.157114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.157197][ T32] r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:85213000 [ 1332.157225][ T32] r4:85213000 [ 1332.157270][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.157355][ T32] r5:85213000 r4:8291a680 [ 1332.157381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.157422][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.157463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1332.157486][ T32] r4:00000000 [ 1332.157506][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.162415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.162532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.162587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a08c0 [ 1332.162641][ T32] r4:00000000 [ 1332.162674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.162750][ T32] r9:83018205 r8:85213000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1332.162779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.162852][ T32] r5:00001000 r4:eadd7000 [ 1332.162885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.162940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.163014][ T32] r5:8477d78c r4:8477d400 [ 1332.163096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.163156][ T32] r7:ddde2d80 r6:83018200 r5:8477d78c r4:85136e00 [ 1332.163179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.163254][ T32] r10:61c88647 r9:85213000 r8:85136e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.163281][ T32] r4:85136e00 [ 1332.163313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.163362][ T32] r10:00000000 r9:85136e00 r8:80287e08 r7:eadbde60 r6:85131c80 r5:85213000 [ 1332.163387][ T32] r4:00000001 [ 1332.163407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.163446][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1332.163475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.163505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.163539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.163618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.163671][ T32] r4:850a0600 [ 1332.164124][ T32] INFO: task kworker/1:457:4300 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.164291][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.164370][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.164424][ T32] Call trace: [ 1332.164459][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.164509][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.164567][ T32] r4:00000000 [ 1332.164593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.164633][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.164662][ T32] 5d20: df67f000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.164692][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.164720][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.164747][ T32] r5:800f0013 r4:80239bb0 [ 1332.164768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.164809][ T32] r4:82ac21e4 [ 1332.164830][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.164898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.164933][ T32] r4:e0585dc0 [ 1332.164954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.164996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.165070][ T32] r4:00000000 [ 1332.165095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.165190][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.165224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.165270][ T32] r5:00001000 r4:dfb39000 [ 1332.165297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.165431][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1332.165736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.166155][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1332.166445][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.166747][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.167338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.167447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.185567][ T32] r4:85131d00 ** 4 printk messages dropped ** [ 1332.185787][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) ** 4 printk messages dropped ** [ 1332.185999][ T32] r4:85093480 ** 5 printk messages dropped ** [ 1332.186841][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1332.187113][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1332.187380][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1332.198420][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.198859][ T32] r4:84f79100 ** 3 printk messages dropped ** [ 1332.199031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.199285][ T32] INFO: task kworker/0:134:4303 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 1332.199380][ T32] task:kworker/0:134 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.199592][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.199669][ T32] Call trace: [ 1332.199703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.199756][ T32] r10:8291a684 r9:eade1d84 r8:00000002 r7:60000013 r6:eade1d8c r5:85212400 [ 1332.199781][ T32] r4:85212400 [ 1332.199800][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.199870][ T32] r5:85212400 r4:8291a680 [ 1332.199896][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.199937][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.199980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1332.200028][ T32] r4:00000000 [ 1332.200055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.200107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.200146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.200205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093b80 [ 1332.200256][ T32] r4:00000000 [ 1332.200334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.200383][ T32] r9:83018005 r8:85212400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1332.200406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.200464][ T32] r5:00001000 r4:eadf3000 [ 1332.200488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.200557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.200603][ T32] r5:850df38c r4:850df000 [ 1332.200623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.200681][ T32] r7:dddced80 r6:83018000 r5:850df38c r4:85131e00 [ 1332.200706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.200753][ T32] r10:61c88647 r9:85212400 r8:85131e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.200776][ T32] r4:85131e00 [ 1332.200795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.200842][ T32] r10:00000000 r9:85131e00 r8:80287e08 r7:eadd5e60 r6:85131e80 r5:85212400 [ 1332.200894][ T32] r4:00000001 [ 1332.200969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.201032][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1332.201092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.201151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.201181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.201243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.201269][ T32] r4:85093040 [ 1332.201711][ T32] INFO: task kworker/0:134:4303 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.201744][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.201847][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.201930][ T32] Call trace: [ 1332.201961][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.202037][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.202066][ T32] r4:00000000 [ 1332.202154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.202217][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.202247][ T32] 5d20: dfa69000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.202276][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.202406][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.202462][ T32] r5:800f0013 r4:80239bb0 [ 1332.202488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.202529][ T32] r4:82ac21e4 [ 1332.202550][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.202592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.202614][ T32] r4:e0585dc0 [ 1332.202633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.202673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.202720][ T32] r4:00000000 [ 1332.202755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.202804][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.202827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.202869][ T32] r5:00001000 r4:dfb39000 [ 1332.202888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.202926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.203012][ T32] r5:8503ab8c r4:8503a800 [ 1332.203135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.203195][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.203217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.203263][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.203292][ T32] r4:84f79100 [ 1332.203339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.203419][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.203474][ T32] r4:00000001 [ 1332.203497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.203533][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.203560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.203614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.203672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.203712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.203735][ T32] r4:84f605c0 [ 1332.203756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.203781][ T32] INFO: task kworker/1:458:4305 blocked for more than 458 seconds. [ 1332.203878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1332.204100][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.204432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1332.204668][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.204888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.205125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.205435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.205932][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.206239][ T32] 5d20: dfa69000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 9 printk messages dropped ** [ 1332.206593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1332.207087][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1332.207406][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.228511][ T32] task:kworker/0:135 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.229135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 ** 6 printk messages dropped ** [ 1332.229364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.229598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.229907][ T32] r4:85131f80 [ 1332.229952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.230009][ T32] r10:00000000 r9:85131f80 r8:80287e08 r7:eade1e60 r6:8509a000 r5:85215400 [ 1332.230036][ T32] r4:00000001 [ 1332.230058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.230096][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1332.230130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.230204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.230240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.230270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.230324][ T32] r4:85093280 [ 1332.230779][ T32] INFO: task kworker/0:135:4308 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.230814][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.230924][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.230984][ T32] Call trace: [ 1332.231049][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.231179][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.231311][ T32] r4:00000000 [ 1332.231343][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.231384][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.231416][ T32] 5d20: dfd71000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.231551][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.231589][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.231664][ T32] r5:800f0013 r4:80239bb0 [ 1332.231688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.231866][ T32] r4:82ac21e4 [ 1332.231892][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.231937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.231962][ T32] r4:e0585dc0 [ 1332.231996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.232042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.232067][ T32] r4:00000000 [ 1332.232103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.232210][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.232292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.232341][ T32] r5:00001000 r4:dfb39000 [ 1332.232362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.232401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.232443][ T32] r5:8503ab8c r4:8503a800 [ 1332.232490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.232542][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.232617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.232695][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.232729][ T32] r4:84f79100 [ 1332.232750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.232797][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.232819][ T32] r4:00000001 [ 1332.232839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.232875][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.232902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.232959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.233023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.233101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.233172][ T32] r4:84f605c0 [ 1332.233237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.233270][ T32] INFO: task kworker/0:136:4312 blocked for more than 458 seconds. [ 1332.233358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.233386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.233479][ T32] task:kworker/0:136 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.233538][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.233614][ T32] Call trace: [ 1332.233649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.233698][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:85216c00 [ 1332.233722][ T32] r4:85216c00 [ 1332.233876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.233923][ T32] r5:85216c00 r4:8291a680 [ 1332.233943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.233981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.234180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 1332.234329][ T32] r4:00000000 [ 1332.234406][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.234529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.234575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.234618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082240 [ 1332.234641][ T32] r4:00000000 [ 1332.234661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.234786][ T32] r9:83018005 r8:85216c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.234850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.234896][ T32] r5:00001000 r4:dfc57000 [ 1332.234917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.234958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.235026][ T32] r5:85258b8c r4:85258800 [ 1332.235050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.235099][ T32] r7:dddced80 r6:83018000 r5:85258b8c r4:8509a080 [ 1332.235121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.235167][ T32] r10:61c88647 r9:85216c00 r8:8509a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.235189][ T32] r4:8509a080 [ 1332.235208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.235253][ T32] r10:00000000 r9:8509a080 r8:80287e08 r7:eade5e60 r6:8509a100 r5:85216c00 [ 1332.235275][ T32] r4:00000001 [ 1332.235298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.235335][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1332.235441][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.235524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.235589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.236468][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1332.236755][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.236924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1332.237520][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1332.274891][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.275043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.275660][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.276120][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.276399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.276470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6cc0 [ 1332.276498][ T32] r4:00000000 [ 1332.276545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.276657][ T32] r9:83018005 r8:84ee8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1332.276692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.276735][ T32] r5:00001000 r4:e06e9000 [ 1332.276781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.276829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.276872][ T32] r5:850dfb8c r4:850df800 [ 1332.276898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.277024][ T32] r7:dddced80 r6:83018000 r5:850dfb8c r4:8509a180 [ 1332.277057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.277146][ T32] r10:61c88647 r9:84ee8c00 r8:8509a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.277174][ T32] r4:8509a180 [ 1332.277193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.277238][ T32] r10:00000000 r9:8509a180 r8:80287e08 r7:eaa3de60 r6:8509a200 r5:84ee8c00 [ 1332.277262][ T32] r4:00000001 [ 1332.277308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.277349][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1332.277377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.277458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.277582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.280653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.280719][ T32] r4:85093a80 [ 1332.281294][ T32] INFO: task kworker/0:137:4314 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.281385][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.281698][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.281818][ T32] Call trace: [ 1332.281967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.282023][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.282055][ T32] r4:00000000 [ 1332.282161][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.282235][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.282267][ T32] 5d20: e04d1000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.282373][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.282403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.282428][ T32] r5:800f0013 r4:80239bb0 [ 1332.282449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.282492][ T32] r4:82ac21e4 [ 1332.282514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.282556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.282579][ T32] r4:e0585dc0 [ 1332.282601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.282672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.282701][ T32] r4:00000000 [ 1332.282800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.282854][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.282877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.282920][ T32] r5:00001000 r4:dfb39000 [ 1332.282940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.282983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.283026][ T32] r5:8503ab8c r4:8503a800 [ 1332.283048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1332.283375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.283985][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1332.284161][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.284407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.284877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0200 ** 6 printk messages dropped ** [ 1332.285293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.285580][ T32] r4:85136f00 ** 6 printk messages dropped ** [ 1332.285881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.286640][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 2 printk messages dropped ** [ 1332.286898][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.286969][ T32] 5d20: e04d1000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.287036][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.287066][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.287091][ T32] r5:800f0013 r4:80239bb0 [ 1332.287117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.287161][ T32] r4:82ac21e4 [ 1332.287209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.287299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.287394][ T32] r4:e0585dc0 [ 1332.287502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.287548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.312963][ T32] r4:00000000 [ 1332.313108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.313194][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.313246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.313561][ T32] r5:00001000 r4:dfb39000 [ 1332.313595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.313666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.313795][ T32] r5:8503ab8c r4:8503a800 [ 1332.313819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.313880][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.313903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.313976][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.314030][ T32] r4:84f79100 [ 1332.314063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.314138][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.314233][ T32] r4:00000001 [ 1332.314292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.314339][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.314501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.314538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.314617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.314652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.314772][ T32] r4:84f605c0 [ 1332.314807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.314837][ T32] INFO: task kworker/1:460:4316 blocked for more than 458 seconds. [ 1332.314871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.314896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.314973][ T32] task:kworker/1:460 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.315182][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.315263][ T32] Call trace: [ 1332.315329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.315412][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:84eea400 [ 1332.315440][ T32] r4:84eea400 [ 1332.315529][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.315579][ T32] r5:84eea400 r4:8291a680 [ 1332.315602][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.315642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.315685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1332.315735][ T32] r4:00000000 [ 1332.315765][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.315802][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.315948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.316016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0dc0 ** 3 printk messages dropped ** [ 1332.316204][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.316334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.316790][ T32] r10:61c88647 r9:84eea400 r8:8509e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.317373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.326576][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1332.326981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1332.343179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.343587][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.343931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1332.344555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.344977][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.345204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.345387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.345800][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.345985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.347048][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.347245][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1332.357058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1332.357587][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 8 printk messages dropped ** [ 1332.358353][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.358612][ T32] task:kworker/1:462 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.359016][ T32] r5:84eeb000 r4:8291a680 [ 1332.359065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.359150][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.359220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1332.359244][ T32] r4:00000000 [ 1332.359264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.359304][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.359347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.359391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a0400 [ 1332.359475][ T32] r4:00000000 [ 1332.359514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.359565][ T32] r9:83018205 r8:84eeb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1332.359588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.359632][ T32] r5:00001000 r4:dff2b000 [ 1332.359653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.359694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.359776][ T32] r5:8477ef8c r4:8477ec00 [ 1332.359827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.360112][ T32] r7:ddde2d80 r6:83018200 r5:8477ef8c r4:8509e100 [ 1332.360138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.360187][ T32] r10:61c88647 r9:84eeb000 r8:8509e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.360212][ T32] r4:8509e100 [ 1332.360231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.360292][ T32] r10:00000000 r9:8509e100 r8:80287e08 r7:eae09e60 r6:8509a400 r5:84eeb000 [ 1332.360345][ T32] r4:00000001 [ 1332.360373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.360414][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 1332.360443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.360497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.360535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.360565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.360601][ T32] r4:850a0d40 [ 1332.361038][ T32] INFO: task kworker/1:462:4320 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.361102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.361169][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.361214][ T32] Call trace: [ 1332.361244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.361298][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.361323][ T32] r4:00000000 [ 1332.361344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.361411][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.361473][ T32] 5d20: e0be3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.361612][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.361656][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.361683][ T32] r5:800f0013 r4:80239bb0 [ 1332.361940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.361993][ T32] r4:82ac21e4 [ 1332.362047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.362126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.362153][ T32] r4:e0585dc0 [ 1332.362219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.362278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.362308][ T32] r4:00000000 [ 1332.362338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.362384][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.362452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.362503][ T32] r5:00001000 r4:dfb39000 [ 1332.362652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.362723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.362770][ T32] r5:8503ab8c r4:8503a800 [ 1332.362791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.362839][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.362860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.362906][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.362928][ T32] r4:84f79100 [ 1332.362985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.363066][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.363093][ T32] r4:00000001 [ 1332.363126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.363200][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.363231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.363262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.363295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.363325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.363354][ T32] r4:84f605c0 [ 1332.363403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.363433][ T32] INFO: task kworker/1:463:4323 blocked for more than 458 seconds. [ 1332.363460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.363486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.363521][ T32] task:kworker/1:463 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.363625][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.363699][ T32] Call trace: [ 1332.363734][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.363782][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000113 r6:eae21d8c r5:84eec800 [ 1332.363832][ T32] r4:84eec800 [ 1332.363864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.363933][ T32] r5:84eec800 r4:8291a680 [ 1332.363961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.364018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.364065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 1332.364102][ T32] r4:00000000 [ 1332.364149][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.364187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.364235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.364280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dff00 [ 1332.364307][ T32] r4:00000000 [ 1332.364349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.364452][ T32] r9:83018205 r8:84eec800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1332.364521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.364592][ T32] r5:00001000 r4:e01b3000 [ 1332.364615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.364661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.364730][ T32] r5:8477fb8c r4:8477f800 [ 1332.364762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.364823][ T32] r7:ddde2d80 r6:83018200 r5:8477fb8c r4:8509e180 [ 1332.364872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.364948][ T32] r10:61c88647 r9:84eec800 r8:8509e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.364976][ T32] r4:8509e180 [ 1332.365054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.365104][ T32] r10:00000000 r9:8509e180 r8:80287e08 r7:eae09e60 r6:8509a480 r5:84eec800 [ 1332.365228][ T32] r4:00000001 [ 1332.365275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.365388][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1332.365453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.365511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.365542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.365576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.365601][ T32] r4:850a0fc0 [ 1332.365850][ T32] INFO: task kworker/1:463:4323 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.365884][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.365956][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.366001][ T32] Call trace: [ 1332.366031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.366084][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.366134][ T32] r4:00000000 [ 1332.366185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.366260][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.366320][ T32] 5d20: e0be3000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.366384][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.366421][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.366483][ T32] r5:800f0013 r4:80239bb0 [ 1332.366528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.366577][ T32] r4:82ac21e4 [ 1332.366598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.366652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.366704][ T32] r4:e0585dc0 [ 1332.366815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.367126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1332.398524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.398665][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.398721][ T32] r4:00000001 [ 1332.398754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398847][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.398905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.398959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.399016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.399074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.399144][ T32] r4:84f605c0 [ 1332.399206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.399294][ T32] INFO: task kworker/1:464:4325 blocked for more than 458 seconds. [ 1332.399366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.399478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.399544][ T32] task:kworker/1:464 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.400292][ T32] r5:84eed400 r4:8291a680 ** 5 printk messages dropped ** [ 1332.400803][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.401527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.401615][ T32] r5:8477f78c r4:8477f400 [ 1332.401664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.402177][ T32] r10:00000000 r9:8509e200 r8:80287e08 r7:eae21e60 r6:8509a500 r5:84eed400 ** 7 printk messages dropped ** [ 1332.402788][ T32] r4:85093c00 ** 5 printk messages dropped ** [ 1332.404143][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1332.404723][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.405046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 11 printk messages dropped ** [ 1332.405829][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.406301][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1332.406811][ T32] INFO: task kworker/1:465:4327 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.407529][ T32] r4:84eeec00 ** 4 printk messages dropped ** [ 1332.437321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 ** 6 printk messages dropped ** [ 1332.438322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.438693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.439102][ T32] r10:61c88647 r9:84eeec00 r8:8509e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.439695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.440951][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.441401][ T32] 5d20: e139f000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1332.441955][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1332.442688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.442849][ T32] r5:00001000 r4:dfb39000 [ 1332.443030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.443125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.443208][ T32] r5:8503ab8c r4:8503a800 [ 1332.443298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.443394][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.443444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.443575][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.443660][ T32] r4:84f79100 [ 1332.443725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.443821][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.443873][ T32] r4:00000001 [ 1332.443938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.444030][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.444094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.444156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.444216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.444269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.444322][ T32] r4:84f605c0 [ 1332.444382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.444570][ T32] INFO: task kworker/1:466:4328 blocked for more than 458 seconds. [ 1332.444639][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.444697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.444735][ T32] task:kworker/1:466 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.444828][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.444913][ T32] Call trace: [ 1332.444976][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.445081][ T32] r10:8291a684 r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:84eebc00 [ 1332.445131][ T32] r4:84eebc00 [ 1332.445213][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.445305][ T32] r5:84eebc00 r4:8291a680 [ 1332.445349][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.445430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.445519][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1332.445576][ T32] r4:00000000 [ 1332.445696][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.445800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.445871][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.445979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2040 [ 1332.446101][ T32] r4:00000000 [ 1332.446174][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.446312][ T32] r9:83018205 r8:84eebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1332.446371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.446458][ T32] r5:00001000 r4:e0569000 [ 1332.446499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.446695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.446790][ T32] r5:8477ff8c r4:8477fc00 [ 1332.446893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.446984][ T32] r7:ddde2d80 r6:83018200 r5:8477ff8c r4:8509e300 [ 1332.447040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.447129][ T32] r10:61c88647 r9:84eebc00 r8:8509e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.447178][ T32] r4:8509e300 [ 1332.447213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.447334][ T32] r10:00000000 r9:8509e300 r8:80287e08 r7:eae2de60 r6:8509a600 r5:84eebc00 [ 1332.447434][ T32] r4:00000001 [ 1332.447484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.467158][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1332.467410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.467490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.467975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.468103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.468148][ T32] r4:850a2080 [ 1332.468862][ T32] INFO: task kworker/1:466:4328 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.468943][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.469189][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.469346][ T32] Call trace: [ 1332.469415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.469556][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.469615][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.469882][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 10 printk messages dropped ** [ 1332.470715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 14 printk messages dropped ** [ 1332.471591][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1332.472454][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1332.473626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.473705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2340 [ 1332.473761][ T32] r4:00000000 [ 1332.473805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.473891][ T32] r9:83018205 r8:85218000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1332.473934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.474016][ T32] r5:00001000 r4:e0607000 [ 1332.474065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.474138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.474309][ T32] r5:8518b78c r4:8518b400 [ 1332.474357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.474469][ T32] r7:ddde2d80 r6:83018200 r5:8518b78c r4:8509e380 [ 1332.474520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.474634][ T32] r10:61c88647 r9:85218000 r8:8509e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.474682][ T32] r4:8509e380 ** 3 printk messages dropped ** [ 1332.474900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1332.476350][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 17 printk messages dropped ** [ 1332.500080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1332.502089][ T32] task:kworker/1:468 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1332.504324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.505169][ T32] r4:8509e400 ** 9 printk messages dropped ** [ 1332.505800][ T32] r4:850a21c0 ** 8 printk messages dropped ** [ 1332.507624][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 13 printk messages dropped ** [ 1332.531680][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 15 printk messages dropped ** [ 1332.532807][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1332.533877][ T32] r4:85218c00 ** 7 printk messages dropped ** [ 1332.534593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1332.535226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.535360][ T32] r7:ddde2d80 r6:83018200 r5:84ff478c r4:8509e480 [ 1332.535422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.535515][ T32] r10:61c88647 r9:85218c00 r8:8509e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.535564][ T32] r4:8509e480 [ 1332.535598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.535692][ T32] r10:00000000 r9:8509e480 r8:80287e08 r7:eae2de60 r6:8509a780 r5:85218c00 [ 1332.535737][ T32] r4:00000001 [ 1332.535776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.535883][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 1332.535967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.536048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.536138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.536205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.536255][ T32] r4:850a2240 [ 1332.536956][ T32] INFO: task kworker/1:469:4334 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.537035][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.537181][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.537275][ T32] Call trace: [ 1332.537334][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.537432][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.537483][ T32] r4:00000000 [ 1332.537519][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.563288][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.563400][ T32] 5d20: e1f16000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.563500][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.563559][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.563617][ T32] r5:800f0013 r4:80239bb0 [ 1332.563714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.563835][ T32] r4:82ac21e4 [ 1332.563879][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.563960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.564004][ T32] r4:e0585dc0 [ 1332.564047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.564127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.564172][ T32] r4:00000000 [ 1332.564211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.564303][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.564348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.564430][ T32] r5:00001000 r4:dfb39000 [ 1332.564470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.564547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.564628][ T32] r5:8503ab8c r4:8503a800 [ 1332.564668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.564769][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.564811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.564898][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.564944][ T32] r4:84f79100 [ 1332.564983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.565070][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.565114][ T32] r4:00000001 [ 1332.565153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.565221][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.565331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.565395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.565448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.565503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.565548][ T32] r4:84f605c0 [ 1332.565594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.565651][ T32] INFO: task kworker/1:470:4336 blocked for more than 459 seconds. [ 1332.565714][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.565927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.566022][ T32] task:kworker/1:470 state:D stack:0 pid:4336 tgid:4336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.566247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.566357][ T32] Call trace: [ 1332.566434][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.566535][ T32] r10:8291a684 r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:8521b000 [ 1332.566582][ T32] r4:8521b000 [ 1332.566623][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.566701][ T32] r5:8521b000 r4:8291a680 [ 1332.566740][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.566815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.566896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1332.566961][ T32] r4:00000000 [ 1332.567005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.567086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.567157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.567243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2780 ** 3 printk messages dropped ** [ 1332.567468][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.580229][ T32] r5:84ff4b8c r4:84ff4800 [ 1332.580285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.580588][ T32] r10:61c88647 r9:8521b000 r8:8509e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.581225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.582454][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.583004][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1332.583481][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.583863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1332.584635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.585282][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1332.585642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.586476][ T32] r4:8521bc00 [ 1332.586531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.586670][ T32] r5:8521bc00 r4:8291a680 [ 1332.586726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.586816][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.586902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1332.586949][ T32] r4:00000000 [ 1332.586991][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.587063][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.587131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.587211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082b00 [ 1332.587255][ T32] r4:00000000 [ 1332.587307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.587392][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.587439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.587519][ T32] r5:00001000 r4:eac41000 [ 1332.587580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.608460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.608746][ T32] r5:850dff8c r4:850dfc00 [ 1332.608808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.608926][ T32] r7:dddced80 r6:83018000 r5:850dff8c r4:8509a880 [ 1332.608976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.609083][ T32] r10:61c88647 r9:8521bc00 r8:8509a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.609131][ T32] r4:8509a880 [ 1332.609175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.609284][ T32] r10:00000000 r9:8509a880 r8:80287e08 r7:eaa3de60 r6:8509a900 r5:8521bc00 [ 1332.609337][ T32] r4:00000001 [ 1332.609399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.609482][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1332.609545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.609620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.609679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.609740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.609795][ T32] r4:850a6c00 [ 1332.610601][ T32] INFO: task kworker/0:138:4338 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.610671][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.610810][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.610906][ T32] Call trace: [ 1332.611011][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.611124][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.611175][ T32] r4:00000000 [ 1332.611217][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.611323][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.611385][ T32] 5d20: e2137000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.611467][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.611542][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.611598][ T32] r5:800f0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1332.611790][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1332.612771][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1332.613233][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.613284][ T32] r4:00000001 [ 1332.613342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.613423][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.613482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.613545][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.613614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.613674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.613736][ T32] r4:84f605c0 [ 1332.613781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.613846][ T32] INFO: task kworker/1:471:4342 blocked for more than 459 seconds. [ 1332.613909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.613960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.614007][ T32] task:kworker/1:471 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.614107][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.614221][ T32] Call trace: [ 1332.614328][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.614424][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:8521e000 [ 1332.614474][ T32] r4:8521e000 [ 1332.614518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.614600][ T32] r5:8521e000 r4:8291a680 [ 1332.614643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.614719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.614803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1332.614851][ T32] r4:00000000 [ 1332.614910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.614985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.615063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.615146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a28c0 [ 1332.615195][ T32] r4:00000000 [ 1332.615236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.615324][ T32] r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1332.615675][ T32] r5:84ff4f8c r4:84ff4c00 [ 1332.615720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.615852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.616521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.617521][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.650265][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1332.650680][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1332.651006][ T32] r5:00001000 r4:dfb39000 ** 5 printk messages dropped ** [ 1332.651252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.651301][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.651324][ T32] r4:84f79100 [ 1332.651343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.651389][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.651412][ T32] r4:00000001 [ 1332.651433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.651469][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.651494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.651522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.651552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.651581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.652042][ T32] r4:84f605c0 [ 1332.652073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.652691][ T32] INFO: task kworker/1:472:4343 blocked for more than 459 seconds. [ 1332.652770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.652800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1332.653244][ T32] r4:8521c800 ** 4 printk messages dropped ** [ 1332.653475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 ** 8 printk messages dropped ** [ 1332.653800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.654050][ T32] r5:84ff578c r4:84ff5400 [ 1332.654138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.654336][ T32] r4:8509e600 ** 5 printk messages dropped ** [ 1332.654594][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.655341][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.655644][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1332.656045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1332.656417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1332.656762][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.656914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.657198][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.657501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 ** 8 printk messages dropped ** [ 1332.680307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.680470][ T32] r5:84ff5b8c r4:84ff5800 ** 3 printk messages dropped ** [ 1332.680641][ T32] r10:61c88647 r9:8521a400 r8:8509e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.680948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.681004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1332.681544][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1332.681716][ T32] Call trace: [ 1332.681754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.681831][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.681883][ T32] r4:00000000 [ 1332.681914][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.681980][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.682022][ T32] 5d20: e28f0000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.682064][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.682103][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.682146][ T32] r5:800f0013 r4:80239bb0 [ 1332.682211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.682260][ T32] r4:82ac21e4 [ 1332.682283][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.682326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.682348][ T32] r4:e0585dc0 [ 1332.682368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.682411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.682450][ T32] r4:00000000 [ 1332.682474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.682520][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.682547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.682640][ T32] r5:00001000 r4:dfb39000 [ 1332.682665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.682720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.682767][ T32] r5:8503ab8c r4:8503a800 [ 1332.682789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.682840][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.682864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.682910][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.682958][ T32] r4:84f79100 [ 1332.682981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.683030][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.683113][ T32] r4:00000001 [ 1332.683143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.683180][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.683207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.683235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.683262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.683290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.683312][ T32] r4:84f605c0 [ 1332.683333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.683363][ T32] INFO: task kworker/1:474:4346 blocked for more than 459 seconds. [ 1332.683429][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.683500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.683577][ T32] task:kworker/1:474 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.683762][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.683808][ T32] Call trace: [ 1332.683846][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.683898][ T32] r10:8291a684 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85213c00 [ 1332.683947][ T32] r4:85213c00 [ 1332.683979][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.684024][ T32] r5:85213c00 r4:8291a680 [ 1332.684051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.684092][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.684172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 [ 1332.684199][ T32] r4:00000000 [ 1332.684228][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.684262][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.684300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.684340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2240 [ 1332.684363][ T32] r4:00000000 [ 1332.684409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.684490][ T32] r9:83018205 r8:85213c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1332.684523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.684565][ T32] r5:00001000 r4:e0855000 [ 1332.684585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.684624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.684686][ T32] r5:84ff678c r4:84ff6400 [ 1332.684710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.684757][ T32] r7:ddde2d80 r6:83018200 r5:84ff678c r4:8509e700 [ 1332.684778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.684870][ T32] r4:8509e700 ** 6 printk messages dropped ** [ 1332.685114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.685607][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.685825][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1332.686094][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1332.686596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.686977][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1332.687282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1332.708319][ T32] r5:84eee000 r4:8291a680 ** 5 printk messages dropped ** [ 1332.708506][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.708589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2d00 [ 1332.708612][ T32] r4:00000000 [ 1332.708632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.708679][ T32] r9:83018205 r8:84eee000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1332.708702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.708749][ T32] r5:00001000 r4:e0805000 [ 1332.708770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.708809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.708870][ T32] r5:84ff5f8c r4:84ff5c00 [ 1332.708895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.708944][ T32] r7:ddde2d80 r6:83018200 r5:84ff5f8c r4:8509e780 [ 1332.708965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.709013][ T32] r10:61c88647 r9:84eee000 r8:8509e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.709036][ T32] r4:8509e780 [ 1332.709062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.709111][ T32] r10:00000000 r9:8509e780 r8:80287e08 r7:eae69e60 r6:8509ab80 r5:84eee000 [ 1332.709133][ T32] r4:00000001 [ 1332.709152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.709190][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1332.709219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.709250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.709278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.709321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.709348][ T32] r4:850a2a80 [ 1332.709773][ T32] INFO: task kworker/1:475:4348 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.709823][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.709898][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.709947][ T32] Call trace: [ 1332.709981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.710030][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.710063][ T32] r4:00000000 [ 1332.710082][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.710123][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.710152][ T32] 5d20: e2b4e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.710181][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.710256][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.710285][ T32] r5:800f0013 r4:80239bb0 [ 1332.710311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.710373][ T32] r4:82ac21e4 [ 1332.710400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.710469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.710498][ T32] r4:e0585dc0 [ 1332.710543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.710598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.710624][ T32] r4:00000000 [ 1332.710645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.710692][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.710746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.710792][ T32] r5:00001000 r4:dfb39000 [ 1332.710813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.710851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.710927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.711275][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.711976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.712336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.712583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a2e00 ** 7 printk messages dropped ** [ 1332.712907][ T32] r5:84ff638c r4:84ff6000 [ 1332.712957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.713265][ T32] r10:00000000 r9:8509e800 r8:80287e08 r7:eae69e60 r6:8509ac00 r5:84eb8c00 ** 10 printk messages dropped ** [ 1332.714002][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.714361][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1332.714604][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1332.714851][ T32] r5:00001000 r4:dfb39000 ** 5 printk messages dropped ** [ 1332.715127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.715443][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.715591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.715615][ T32] INFO: task kworker/1:477:4352 blocked for more than 459 seconds. [ 1332.715641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.715665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.715686][ T32] task:kworker/1:477 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.715731][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.715811][ T32] Call trace: [ 1332.715872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.715920][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000013 r6:eae81d8c r5:84eb8000 [ 1332.715947][ T32] r4:84eb8000 [ 1332.715968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.716009][ T32] r5:84eb8000 r4:8291a680 [ 1332.716029][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.716073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.716115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1332.716162][ T32] r4:00000000 [ 1332.716187][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.716223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.716257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.716297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6ec0 [ 1332.716328][ T32] r4:00000000 [ 1332.716348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.716396][ T32] r9:83018205 r8:84eb8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1332.716435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.716481][ T32] r5:00001000 r4:e89db000 [ 1332.716501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.716563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.716610][ T32] r5:84ff6f8c r4:84ff6c00 [ 1332.716636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.716708][ T32] r7:ddde2d80 r6:83018200 r5:84ff6f8c r4:8509e880 [ 1332.716756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.716812][ T32] r10:61c88647 r9:84eb8000 r8:8509e8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.716839][ T32] r4:8509e880 [ 1332.716860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.716907][ T32] r10:00000000 r9:8509e880 r8:80287e08 r7:eae69e60 r6:8509ac80 r5:84eb8000 [ 1332.716958][ T32] r4:00000001 [ 1332.716981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.717031][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1332.717086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.717119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.717148][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.717192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.717218][ T32] r4:850a2c00 [ 1332.717402][ T32] INFO: task kworker/1:477:4352 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.717434][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.717490][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.739185][ T32] Call trace: [ 1332.739267][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.739346][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.739402][ T32] r4:00000000 [ 1332.739429][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.739474][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.739506][ T32] 5d20: e2e88000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.739535][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.739561][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.739616][ T32] r5:800f0013 r4:80239bb0 [ 1332.739642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.739687][ T32] r4:82ac21e4 [ 1332.739709][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.739752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.739809][ T32] r4:e0585dc0 [ 1332.739834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1332.739932][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.740362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.740698][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.741348][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.741839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.742351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.742557][ T32] r5:84ff6b8c r4:84ff6800 ** 3 printk messages dropped ** [ 1332.742694][ T32] r10:61c88647 r9:851db000 r8:8509e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.743157][ T32] r4:850a6ec0 ** 3 printk messages dropped ** [ 1332.743870][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.744113][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.744142][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.744167][ T32] r5:800f0013 r4:80239bb0 [ 1332.744189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.744230][ T32] r4:82ac21e4 [ 1332.744250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.744326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.744352][ T32] r4:e0585dc0 [ 1332.744372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.744436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.744463][ T32] r4:00000000 [ 1332.744484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.744573][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.744598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.744641][ T32] r5:00001000 r4:dfb39000 [ 1332.744660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.744698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.744775][ T32] r5:8503ab8c r4:8503a800 [ 1332.744800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.744847][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.744868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.744914][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.744980][ T32] r4:84f79100 [ 1332.745032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.745095][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.745120][ T32] r4:00000001 [ 1332.745140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.745207][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.745305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.745340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.745367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.745396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.745499][ T32] r4:84f605c0 [ 1332.745524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.745549][ T32] INFO: task kworker/1:479:4356 blocked for more than 459 seconds. [ 1332.745576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.745600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.745620][ T32] task:kworker/1:479 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.745739][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.745983][ T32] Call trace: [ 1332.746017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.746072][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000013 r6:ead89d8c r5:851dc800 [ 1332.746116][ T32] r4:851dc800 [ 1332.746172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.746260][ T32] r5:851dc800 r4:8291a680 [ 1332.746339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.746384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.746428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 1332.746453][ T32] r4:00000000 [ 1332.746472][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.746506][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.746602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.746650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152100 [ 1332.746703][ T32] r4:00000000 [ 1332.746727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.746775][ T32] r9:83018205 r8:851dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1332.746799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.746839][ T32] r5:00001000 r4:e89e9000 [ 1332.746878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.746986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.747032][ T32] r5:84ff738c r4:84ff7000 [ 1332.747059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.747105][ T32] r7:ddde2d80 r6:83018200 r5:84ff738c r4:8509ea00 [ 1332.747164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.747217][ T32] r10:61c88647 r9:851dc800 r8:8509ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.747241][ T32] r4:8509ea00 [ 1332.747262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.747312][ T32] r10:00000000 r9:8509ea00 r8:80287e08 r7:eae81e60 r6:8509ea80 r5:851dc800 [ 1332.747335][ T32] r4:00000001 [ 1332.747353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.747417][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 1332.747447][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.747476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.747509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.769969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.770112][ T32] r4:850a2fc0 [ 1332.770582][ T32] INFO: task kworker/1:479:4356 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.770622][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.770716][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.770839][ T32] Call trace: [ 1332.770917][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.771003][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.771032][ T32] r4:00000000 [ 1332.771085][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.771131][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.771162][ T32] 5d20: e3339000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.771191][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.771217][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.771295][ T32] r5:800f0013 r4:80239bb0 [ 1332.771370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.771419][ T32] r4:82ac21e4 [ 1332.771440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.771483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.771508][ T32] r4:e0585dc0 [ 1332.771585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.771632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.771681][ T32] r4:00000000 [ 1332.771732][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.771783][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.771809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.771879][ T32] r5:00001000 r4:dfb39000 [ 1332.771911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.772005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.772075][ T32] r5:8503ab8c r4:8503a800 [ 1332.772127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.772179][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.772227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.772278][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.772302][ T32] r4:84f79100 [ 1332.772322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.772397][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.772426][ T32] r4:00000001 [ 1332.772497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.772538][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.772565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.772619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.772652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.772708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.772762][ T32] r4:84f605c0 [ 1332.772813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.772916][ T32] INFO: task kworker/1:480:4359 blocked for more than 459 seconds. [ 1332.772954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.772981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.773029][ T32] task:kworker/1:480 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.773095][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.773202][ T32] Call trace: [ 1332.773239][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.773288][ T32] r10:8291a684 r9:eae8dd84 r8:00000002 r7:60000013 r6:eae8dd8c r5:851dbc00 [ 1332.773338][ T32] r4:851dbc00 [ 1332.773389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.773437][ T32] r5:851dbc00 r4:8291a680 [ 1332.773499][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.773544][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.773669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 [ 1332.773723][ T32] r4:00000000 [ 1332.773773][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.773837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.773902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.773971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152400 [ 1332.773999][ T32] r4:00000000 [ 1332.774042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.774100][ T32] r9:83018205 r8:851dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1332.774149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.774218][ T32] r5:00001000 r4:eaa39000 [ 1332.774261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.774306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.774349][ T32] r5:84ff778c r4:84ff7400 [ 1332.774369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.774413][ T32] r7:ddde2d80 r6:83018200 r5:84ff778c r4:8509eb00 [ 1332.774434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.774483][ T32] r10:61c88647 r9:851dbc00 r8:8509eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.774505][ T32] r4:8509eb00 [ 1332.774553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.774602][ T32] r10:00000000 r9:8509eb00 r8:80287e08 r7:ead89e60 r6:8509eb80 r5:851dbc00 [ 1332.774626][ T32] r4:00000001 [ 1332.774647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.774704][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1332.774735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.774818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.774849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.774896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.774977][ T32] r4:85152080 [ 1332.775188][ T32] INFO: task kworker/1:480:4359 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.775218][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.775280][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.775326][ T32] Call trace: [ 1332.775476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.775538][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.775563][ T32] r4:00000000 [ 1332.775584][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.775624][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.775653][ T32] 5d20: e3339000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.775682][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.775709][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.775733][ T32] r5:800f0013 r4:80239bb0 [ 1332.775754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.775812][ T32] r4:82ac21e4 [ 1332.775836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.775879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.775929][ T32] r4:e0585dc0 [ 1332.775954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.775996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.776020][ T32] r4:00000000 [ 1332.776047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.776099][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.776122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.776164][ T32] r5:00001000 r4:dfb39000 [ 1332.776238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.776289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.776347][ T32] r5:8503ab8c r4:8503a800 [ 1332.776372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.776421][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.776485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.776536][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.776585][ T32] r4:84f79100 [ 1332.776608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.776661][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.776738][ T32] r4:00000001 [ 1332.776763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.776828][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.776858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.776917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.776948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.776979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.777058][ T32] r4:84f605c0 [ 1332.777103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.777143][ T32] INFO: task kworker/1:481:4360 blocked for more than 459 seconds. [ 1332.777172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.777196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.777248][ T32] task:kworker/1:481 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.777396][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.777438][ T32] Call trace: [ 1332.777494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.777602][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:851dec00 [ 1332.799564][ T32] r4:851dec00 [ 1332.799643][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.799719][ T32] r5:851dec00 r4:8291a680 [ 1332.799768][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.799816][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.799875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1332.799901][ T32] r4:00000000 [ 1332.799939][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.800003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.800071][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.800148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152600 [ 1332.800208][ T32] r4:00000000 [ 1332.800233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.800283][ T32] r9:83018205 r8:851dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.800306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.800378][ T32] r5:00001000 r4:eaa5d000 [ 1332.800428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.800475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.800518][ T32] r5:84ff7b8c r4:84ff7800 [ 1332.800617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.800772][ T32] r7:ddde2d80 r6:83018200 r5:84ff7b8c r4:8509ec00 [ 1332.800798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.800848][ T32] r10:61c88647 r9:851dec00 r8:8509ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.800897][ T32] r4:8509ec00 [ 1332.800999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.801080][ T32] r10:00000000 r9:8509ec00 r8:80287e08 r7:eae8de60 r6:8509ec80 r5:851dec00 [ 1332.801110][ T32] r4:00000001 [ 1332.801130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.801169][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1332.801199][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.801233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.801265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.801295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.801394][ T32] r4:85152300 [ 1332.801809][ T32] INFO: task kworker/1:481:4360 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.801843][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.801943][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.801999][ T32] Call trace: [ 1332.802095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.802148][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.802224][ T32] r4:00000000 [ 1332.802249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.802292][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.802321][ T32] 5d20: e3630000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.802350][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.802376][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.802399][ T32] r5:800f0013 r4:80239bb0 [ 1332.802421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.802463][ T32] r4:82ac21e4 [ 1332.802509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.802607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.802635][ T32] r4:e0585dc0 [ 1332.802673][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.802721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.802757][ T32] r4:00000000 [ 1332.802781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.802837][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.802859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.802964][ T32] r5:00001000 r4:dfb39000 [ 1332.802989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.803032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.803186][ T32] r5:8503ab8c r4:8503a800 [ 1332.803269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.803347][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.803373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.803421][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.803445][ T32] r4:84f79100 [ 1332.803465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.803513][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.803564][ T32] r4:00000001 [ 1332.803587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.803625][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.803704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.803764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.803801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.803830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.803852][ T32] r4:84f605c0 [ 1332.803872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.803900][ T32] INFO: task kworker/1:482:4363 blocked for more than 459 seconds. [ 1332.803972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.804001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.804075][ T32] task:kworker/1:482 state:D stack:0 pid:4363 tgid:4363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.804132][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.804205][ T32] Call trace: [ 1332.804239][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.804311][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000013 r6:eae95d8c r5:851da400 [ 1332.804345][ T32] r4:851da400 [ 1332.804381][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.804426][ T32] r5:851da400 r4:8291a680 [ 1332.804447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.804514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.804691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1332.804718][ T32] r4:00000000 [ 1332.804739][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.804791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.804849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.804896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152d40 [ 1332.805018][ T32] r4:00000000 [ 1332.805060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.805176][ T32] r9:83018205 r8:851da400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.805260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.805316][ T32] r5:00001000 r4:eabb1000 [ 1332.805339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.805380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.805425][ T32] r5:84f2478c r4:84f24400 [ 1332.805446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.805495][ T32] r7:ddde2d80 r6:83018200 r5:84f2478c r4:8509ed00 [ 1332.805552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.805606][ T32] r10:61c88647 r9:851da400 r8:8509ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.805656][ T32] r4:8509ed00 [ 1332.805710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.805762][ T32] r10:00000000 r9:8509ed00 r8:80287e08 r7:eae91e60 r6:8509ed80 r5:851da400 [ 1332.805788][ T32] r4:00000001 [ 1332.805822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.805906][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1332.805947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.805977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.806057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.806095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.806120][ T32] r4:85152280 [ 1332.806385][ T32] INFO: task kworker/1:482:4363 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.806441][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.806520][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.806587][ T32] Call trace: [ 1332.806619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.806686][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.806721][ T32] r4:00000000 [ 1332.806741][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.806786][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.806843][ T32] 5d20: e3630000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.806876][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.806904][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.806931][ T32] r5:800f0013 r4:80239bb0 [ 1332.806952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.806995][ T32] r4:82ac21e4 [ 1332.807016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.807064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.807088][ T32] r4:e0585dc0 [ 1332.807107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.807149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.807250][ T32] r4:00000000 [ 1332.807326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.807383][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.807405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.807476][ T32] r5:00001000 r4:dfb39000 [ 1332.807596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.829320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.829544][ T32] r5:8503ab8c r4:8503a800 [ 1332.829654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.829708][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.829761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.829855][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.829884][ T32] r4:84f79100 [ 1332.829913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.829965][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.829988][ T32] r4:00000001 [ 1332.830008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.830065][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.830099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.830129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.830156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.830184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.830237][ T32] r4:84f605c0 [ 1332.830264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.830295][ T32] INFO: task kworker/1:483:4364 blocked for more than 459 seconds. [ 1332.830328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.830377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.830423][ T32] task:kworker/1:483 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.830487][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.830531][ T32] Call trace: [ 1332.830563][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.830615][ T32] r10:8291a684 r9:eae99d84 r8:00000002 r7:60000113 r6:eae99d8c r5:851d8c00 [ 1332.830659][ T32] r4:851d8c00 [ 1332.830891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.830938][ T32] r5:851d8c00 r4:8291a680 [ 1332.830961][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.831045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.831113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1332.831139][ T32] r4:00000000 [ 1332.831158][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.831230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.831336][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.831444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152280 [ 1332.831512][ T32] r4:00000000 [ 1332.831535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.831610][ T32] r9:83018205 r8:851d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1332.831635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.831679][ T32] r5:00001000 r4:eab8d000 [ 1332.831699][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.831737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831778][ T32] r5:84ff7f8c r4:84ff7c00 [ 1332.831798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.831841][ T32] r7:ddde2d80 r6:83018200 r5:84ff7f8c r4:8509ee00 [ 1332.831861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.831926][ T32] r10:61c88647 r9:851d8c00 r8:8509ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.831995][ T32] r4:8509ee00 [ 1332.832017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.832079][ T32] r10:00000000 r9:8509ee00 r8:80287e08 r7:eae95e60 r6:8509ee80 r5:851d8c00 [ 1332.832105][ T32] r4:00000001 [ 1332.832125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.832161][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1332.832186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.832214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.832260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.832336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.832384][ T32] r4:85152780 [ 1332.832816][ T32] INFO: task kworker/1:483:4364 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.832847][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.832902][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.833002][ T32] Call trace: [ 1332.833037][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.833113][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.833252][ T32] r4:00000000 [ 1332.833276][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.833338][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.833390][ T32] 5d20: e3ae4000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.833443][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.833491][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.833526][ T32] r5:800f0013 r4:80239bb0 [ 1332.833571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.833636][ T32] r4:82ac21e4 [ 1332.833660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.833704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.833747][ T32] r4:e0585dc0 [ 1332.833833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.833931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.833958][ T32] r4:00000000 [ 1332.833978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.834023][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.834049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.834092][ T32] r5:00001000 r4:dfb39000 [ 1332.834120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.834162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.834221][ T32] r5:8503ab8c r4:8503a800 [ 1332.834243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.834290][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.834310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.834356][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.834378][ T32] r4:84f79100 [ 1332.834396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.834440][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.834462][ T32] r4:00000001 [ 1332.834481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.834515][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.834541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.834570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.834596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.834624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.834666][ T32] r4:84f605c0 [ 1332.834699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.834742][ T32] INFO: task kworker/1:484:4367 blocked for more than 459 seconds. [ 1332.834772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.834795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.834815][ T32] task:kworker/1:484 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.834889][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.834930][ T32] Call trace: [ 1332.834984][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.835032][ T32] r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000013 r6:eae9dd8c r5:851de000 [ 1332.835060][ T32] r4:851de000 [ 1332.835080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.835142][ T32] r5:851de000 r4:8291a680 [ 1332.835166][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.835255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.835300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1332.835322][ T32] r4:00000000 [ 1332.835341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.835376][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.835409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.835450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152a00 [ 1332.835471][ T32] r4:00000000 [ 1332.835490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.835553][ T32] r9:83018205 r8:851de000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1332.835599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.835684][ T32] r5:00001000 r4:eaba1000 [ 1332.835748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.835814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.835905][ T32] r5:84f2438c r4:84f24000 [ 1332.835950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.836002][ T32] r7:ddde2d80 r6:83018200 r5:84f2438c r4:8509ef00 [ 1332.836024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.836080][ T32] r10:61c88647 r9:851de000 r8:8509ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.836112][ T32] r4:8509ef00 [ 1332.836158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.836207][ T32] r10:00000000 r9:8509ef00 r8:80287e08 r7:eae95e60 r6:8509ef80 r5:851de000 [ 1332.836229][ T32] r4:00000001 [ 1332.836248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.836321][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 1332.836355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.836384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.836410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.836438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.836469][ T32] r4:85152540 [ 1332.836669][ T32] INFO: task kworker/1:484:4367 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.836699][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.836797][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.836844][ T32] Call trace: [ 1332.836939][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.836990][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.837012][ T32] r4:00000000 [ 1332.837031][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.837077][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.837105][ T32] 5d20: e3ae4000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.837152][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.837183][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.837235][ T32] r5:800f0013 r4:80239bb0 [ 1332.837274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.837336][ T32] r4:82ac21e4 [ 1332.837379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.837445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.837491][ T32] r4:e0585dc0 [ 1332.837579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.854165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.854252][ T32] r4:00000000 [ 1332.854295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.854376][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.854426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.854502][ T32] r5:00001000 r4:dfb39000 [ 1332.854532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.854609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.854658][ T32] r5:8503ab8c r4:8503a800 [ 1332.854679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.854727][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.854748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.854796][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.854818][ T32] r4:84f79100 [ 1332.854838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.854903][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.854931][ T32] r4:00000001 [ 1332.854960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.855011][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.855052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.855083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.855119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.855151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.855193][ T32] r4:84f605c0 [ 1332.855241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.855294][ T32] INFO: task kworker/1:485:4368 blocked for more than 459 seconds. [ 1332.855352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.855381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.855403][ T32] task:kworker/1:485 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.855472][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.855517][ T32] Call trace: [ 1332.855571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.855623][ T32] r10:8291a684 r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:851d9800 [ 1332.855655][ T32] r4:851d9800 [ 1332.855687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.855754][ T32] r5:851d9800 r4:8291a680 [ 1332.855777][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.855830][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.855906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 [ 1332.855932][ T32] r4:00000000 [ 1332.855951][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1332.856019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.856396][ T32] r5:84f24b8c r4:84f24800 [ 1332.856426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.856512][ T32] r7:ddde2d80 r6:83018200 r5:84f24b8c r4:85136f80 ** 1 printk messages dropped ** [ 1332.856606][ T32] r10:61c88647 r9:851d9800 r8:85136fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1332.856748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.857365][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.872301][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.872505][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1332.872711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.873104][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1332.873209][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.873355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.873681][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.873957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1332.874312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157280 ** 7 printk messages dropped ** [ 1332.874727][ T32] r5:84f25b8c r4:84f25800 [ 1332.874750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.874977][ T32] r10:00000000 r9:85151080 r8:80287e08 r7:eaea1e60 r6:85151100 r5:847ebc00 ** 7 printk messages dropped ** [ 1332.875218][ T32] r4:85152c80 ** 2 printk messages dropped ** [ 1332.875738][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.876021][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1332.876259][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1332.876556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 8 printk messages dropped ** [ 1332.876869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.876920][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.876963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.877012][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.877035][ T32] r4:84f79100 [ 1332.877068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.877126][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.877162][ T32] r4:00000001 [ 1332.877183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.877221][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.877266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.877301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.877366][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.877398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.877420][ T32] r4:84f605c0 [ 1332.877472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.877500][ T32] INFO: task kworker/1:487:4372 blocked for more than 459 seconds. [ 1332.877560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.894456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.894552][ T32] task:kworker/1:487 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.894642][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.894709][ T32] Call trace: [ 1332.894763][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.894855][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000113 r6:eaea9d8c r5:84eba400 [ 1332.894882][ T32] r4:84eba400 [ 1332.894904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.894968][ T32] r5:84eba400 r4:8291a680 [ 1332.894993][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.895032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.895090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1332.895139][ T32] r4:00000000 [ 1332.895161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.895199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.895258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.895307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a6e80 [ 1332.895370][ T32] r4:00000000 [ 1332.895393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.895440][ T32] r9:83018205 r8:84eba400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1332.895462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.895565][ T32] r5:00001000 r4:eabd7000 [ 1332.895600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.895643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.895686][ T32] r5:84f24f8c r4:84f24c00 [ 1332.895707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.895765][ T32] r7:ddde2d80 r6:83018200 r5:84f24f8c r4:85151180 [ 1332.895791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.895901][ T32] r10:61c88647 r9:84eba400 r8:851511ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.895939][ T32] r4:85151180 [ 1332.895961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.896021][ T32] r10:00000000 r9:85151180 r8:80287e08 r7:eaea5e60 r6:8509ad00 r5:84eba400 [ 1332.896051][ T32] r4:00000001 [ 1332.896072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.896113][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1332.896173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.896241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.896290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.896326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.896422][ T32] r4:85152940 [ 1332.896842][ T32] INFO: task kworker/1:487:4372 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.896874][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.896931][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.896975][ T32] Call trace: [ 1332.897080][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.897161][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.897186][ T32] r4:00000000 [ 1332.897323][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.897424][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.897486][ T32] 5d20: e45ef000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.897546][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.897668][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.908061][ T32] r5:800f0013 r4:80239bb0 [ 1332.908103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.908162][ T32] r4:82ac21e4 [ 1332.908205][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.908260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.908284][ T32] r4:e0585dc0 [ 1332.908304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.908347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.908376][ T32] r4:00000000 [ 1332.908397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.908445][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.908467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.908522][ T32] r5:00001000 r4:dfb39000 [ 1332.908546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.908586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.908628][ T32] r5:8503ab8c r4:8503a800 [ 1332.908648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.908693][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.908724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.908774][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.908799][ T32] r4:84f79100 [ 1332.908836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.908886][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.908910][ T32] r4:00000001 [ 1332.908930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.908966][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.908995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.909024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.909057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.909096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.909142][ T32] r4:84f605c0 [ 1332.909192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.909276][ T32] INFO: task kworker/1:488:4375 blocked for more than 459 seconds. [ 1332.909372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.909428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.909475][ T32] task:kworker/1:488 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.909589][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.909675][ T32] Call trace: [ 1332.909746][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.909811][ T32] r10:8291a684 r9:eaeb5d84 r8:00000002 r7:60000113 r6:eaeb5d8c r5:84ebc800 [ 1332.909835][ T32] r4:84ebc800 [ 1332.909855][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.909897][ T32] r5:84ebc800 r4:8291a680 [ 1332.909945][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.910002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.910052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb5e08 [ 1332.910076][ T32] r4:00000000 [ 1332.910114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.910152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.910234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.910280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85152f80 [ 1332.910348][ T32] r4:00000000 [ 1332.910374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.910431][ T32] r9:83018205 r8:84ebc800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1332.910497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.910561][ T32] r5:00001000 r4:eabe1000 [ 1332.910593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.910679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.910767][ T32] r5:84f2538c r4:84f25000 [ 1332.910821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.910931][ T32] r7:ddde2d80 r6:83018200 r5:84f2538c r4:85151200 [ 1332.910993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.911055][ T32] r10:61c88647 r9:84ebc800 r8:8515122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.911079][ T32] r4:85151200 [ 1332.911098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.911143][ T32] r10:00000000 r9:85151200 r8:80287e08 r7:eaea5e60 r6:8509ad80 r5:84ebc800 [ 1332.911165][ T32] r4:00000001 [ 1332.911203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.911260][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1332.911300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.911360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.911389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.911417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.911449][ T32] r4:85152a80 [ 1332.912032][ T32] INFO: task kworker/1:488:4375 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.912112][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.912257][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.912357][ T32] Call trace: [ 1332.912406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.912506][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.912570][ T32] r4:00000000 [ 1332.912620][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.912663][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.912716][ T32] 5d20: e474e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.912777][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.912806][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.912857][ T32] r5:800f0013 r4:80239bb0 [ 1332.912908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.912999][ T32] r4:82ac21e4 [ 1332.913052][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.913120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.913152][ T32] r4:e0585dc0 [ 1332.913196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.913264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.913310][ T32] r4:00000000 [ 1332.913363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.913419][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.913462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.913508][ T32] r5:00001000 r4:dfb39000 [ 1332.913529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.913578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.913623][ T32] r5:8503ab8c r4:8503a800 [ 1332.913663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.913781][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.913809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.913858][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.913881][ T32] r4:84f79100 [ 1332.913899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.913944][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.914023][ T32] r4:00000001 [ 1332.914126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.914176][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.914251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.914288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.914364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.914437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.914494][ T32] r4:84f605c0 [ 1332.914541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.914606][ T32] INFO: task kworker/1:489:4377 blocked for more than 459 seconds. [ 1332.914654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.914683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.914727][ T32] task:kworker/1:489 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.914812][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.914898][ T32] Call trace: [ 1332.914957][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.915061][ T32] r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:84ebbc00 [ 1332.915089][ T32] r4:84ebbc00 [ 1332.915112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.915156][ T32] r5:84ebbc00 r4:8291a680 [ 1332.915206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.915252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.915298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1332.915320][ T32] r4:00000000 [ 1332.915339][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.915372][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.915405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.915444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157100 [ 1332.915467][ T32] r4:00000000 [ 1332.915506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.915554][ T32] r9:83018205 r8:84ebbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1332.915577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.915620][ T32] r5:00001000 r4:eabef000 [ 1332.915639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.915677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.915721][ T32] r5:84f2578c r4:84f25400 [ 1332.915741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.915786][ T32] r7:ddde2d80 r6:83018200 r5:84f2578c r4:85151280 [ 1332.915821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.915952][ T32] r4:85151280 ** 6 printk messages dropped ** [ 1332.916232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.916763][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.916974][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1332.917278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 10 printk messages dropped ** [ 1332.940605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.941061][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.941500][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.941704][ T32] r4:84ebd400 ** 4 printk messages dropped ** [ 1332.941962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 ** 5 printk messages dropped ** [ 1332.942178][ T32] r4:00000000 [ 1332.942234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.942284][ T32] r9:83018205 r8:84ebd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1332.942310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.942354][ T32] r5:00001000 r4:eac1b000 [ 1332.942397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.942468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.942531][ T32] r5:84f2638c r4:84f26000 [ 1332.942570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.942662][ T32] r7:ddde2d80 r6:83018200 r5:84f2638c r4:85151300 [ 1332.942690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.942757][ T32] r10:61c88647 r9:84ebd400 r8:8515132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.942788][ T32] r4:85151300 [ 1332.942818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.942902][ T32] r10:00000000 r9:85151300 r8:80287e08 r7:eaea5e60 r6:8509ae80 r5:84ebd400 [ 1332.942926][ T32] r4:00000001 [ 1332.942945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.942981][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1332.943045][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.943117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.943182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.943243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.943292][ T32] r4:85157080 [ 1332.943811][ T32] INFO: task kworker/1:490:4378 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.943886][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.943991][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.944100][ T32] Call trace: [ 1332.944154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.944206][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1332.944231][ T32] r4:00000000 [ 1332.944252][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.944298][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.944347][ T32] 5d20: e4bb5000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.944378][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.944427][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.944455][ T32] r5:800f0013 r4:80239bb0 [ 1332.944476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.944520][ T32] r4:82ac21e4 [ 1332.944540][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.944582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.944630][ T32] r4:e0585dc0 [ 1332.944666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.944725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.944750][ T32] r4:00000000 [ 1332.944770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.944857][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.944921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.945010][ T32] r5:00001000 r4:dfb39000 [ 1332.945058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.945135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.945185][ T32] r5:8503ab8c r4:8503a800 [ 1332.945209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.945286][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.945340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.945434][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.945458][ T32] r4:84f79100 [ 1332.945477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.945546][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.945599][ T32] r4:00000001 [ 1332.945640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.945712][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.945780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.945841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.945899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.945954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.945998][ T32] r4:84f605c0 [ 1332.946057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.946108][ T32] INFO: task kworker/1:491:4380 blocked for more than 459 seconds. [ 1332.946163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.946246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.946303][ T32] task:kworker/1:491 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.946385][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.946487][ T32] Call trace: [ 1332.946550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.946652][ T32] r10:8291a684 r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:84ebe000 [ 1332.946700][ T32] r4:84ebe000 [ 1332.946749][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.946841][ T32] r5:84ebe000 r4:8291a680 [ 1332.946883][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.946961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.947060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1332.947110][ T32] r4:00000000 [ 1332.947151][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.947229][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.947410][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.967162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.967217][ T32] r5:84f25f8c r4:84f25c00 [ 1332.967238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.967398][ T32] r10:61c88647 r9:84ebe000 r8:851513ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.968401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.969238][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.969630][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1332.970079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1332.970607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.971106][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.971304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.971632][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.971961][ T32] r5:84ebec00 r4:8291a680 ** 5 printk messages dropped ** [ 1332.972154][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.972445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.972529][ T32] r5:84f2678c r4:84f26400 ** 3 printk messages dropped ** [ 1332.972665][ T32] r10:61c88647 r9:84ebec00 r8:8515142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.972959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.973423][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.973767][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.973800][ T32] 5d20: e50bc000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1332.973832][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.973857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1332.973881][ T32] r5:800f0013 r4:80239bb0 [ 1332.973901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.973966][ T32] r4:82ac21e4 [ 1332.973997][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.974057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.974084][ T32] r4:e0585dc0 [ 1332.974106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.974148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1332.974212][ T32] r4:00000000 [ 1332.974245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.974299][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.974353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.974409][ T32] r5:00001000 r4:dfb39000 [ 1332.974429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.974469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.974511][ T32] r5:8503ab8c r4:8503a800 [ 1332.974530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.974602][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1332.974654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.974712][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.974738][ T32] r4:84f79100 [ 1332.974780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.974852][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1332.974878][ T32] r4:00000001 [ 1332.974899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.974934][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.974991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.975024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.975078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.975131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.975158][ T32] r4:84f605c0 [ 1332.975180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.975214][ T32] INFO: task kworker/1:493:4384 blocked for more than 459 seconds. [ 1332.975245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.975270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.975313][ T32] task:kworker/1:493 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.975394][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.975441][ T32] Call trace: [ 1332.975471][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.975541][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:84eb9800 [ 1332.975569][ T32] r4:84eb9800 [ 1332.975611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.975659][ T32] r5:84eb9800 r4:8291a680 [ 1332.975679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.975719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.975772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 1332.975798][ T32] r4:00000000 [ 1332.975835][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.975897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.975934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.975977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157a40 [ 1332.976022][ T32] r4:00000000 [ 1332.976062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.976112][ T32] r9:83018205 r8:84eb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1332.976161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.976211][ T32] r5:00001000 r4:eac63000 [ 1332.976281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.976360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.976410][ T32] r5:84f26f8c r4:84f26c00 [ 1332.976432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.976480][ T32] r7:ddde2d80 r6:83018200 r5:84f26f8c r4:85151480 [ 1332.976500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.976548][ T32] r10:61c88647 r9:84eb9800 r8:851514ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.976571][ T32] r4:85151480 [ 1332.976589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.976635][ T32] r10:00000000 r9:85151480 r8:80287e08 r7:eaec9e60 r6:84ce1000 r5:84eb9800 [ 1332.976658][ T32] r4:00000001 [ 1332.976677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.976712][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 1332.976751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.976784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.976812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.976860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.976887][ T32] r4:851572c0 [ 1332.977199][ T32] INFO: task kworker/1:493:4384 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1332.977288][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.008413][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1333.008700][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.009101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.009476][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.009676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.009965][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.010288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.010594][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.010823][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.010980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.011269][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.011981][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.012301][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.012511][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1333.012694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.013175][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1333.013536][ T32] INFO: task kworker/0:139:4389 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.014084][ T32] r5:8521d400 r4:8291a680 ** 3 printk messages dropped ** [ 1333.014266][ T32] r4:00000000 [ 1333.014304][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.014364][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.014401][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.014441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082f40 [ 1333.014463][ T32] r4:00000000 [ 1333.014482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.014525][ T32] r9:83018005 r8:8521d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1333.014546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.014586][ T32] r5:00001000 r4:dfbed000 [ 1333.014628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.014671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.014755][ T32] r5:8525878c r4:85258400 [ 1333.014805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.014876][ T32] r7:dddced80 r6:83018000 r5:8525878c r4:84ce1100 [ 1333.014920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.014991][ T32] r10:61c88647 r9:8521d400 r8:84ce112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.015030][ T32] r4:84ce1100 [ 1333.015078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.015153][ T32] r10:00000000 r9:84ce1100 r8:80287e08 r7:eaa3de60 r6:84ce1180 r5:8521d400 [ 1333.015186][ T32] r4:00000001 [ 1333.015207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.015244][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1333.015282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.015320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.015348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.015376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.015410][ T32] r4:85082980 [ 1333.015615][ T32] INFO: task kworker/0:139:4389 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.015669][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.015728][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.015791][ T32] Call trace: [ 1333.015869][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.015925][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.015970][ T32] r4:00000000 [ 1333.016013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.016064][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.016116][ T32] 5d20: e5793000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.016148][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.016189][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.016241][ T32] r5:800f0013 r4:80239bb0 [ 1333.016265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.016309][ T32] r4:82ac21e4 [ 1333.016328][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.016381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.016407][ T32] r4:e0585dc0 [ 1333.016426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.016467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.016491][ T32] r4:00000000 [ 1333.016532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.016579][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.016622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.016667][ T32] r5:00001000 r4:dfb39000 [ 1333.016686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.016745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.016829][ T32] r5:8503ab8c r4:8503a800 [ 1333.016851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.016907][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.016932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.017000][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.017026][ T32] r4:84f79100 [ 1333.017049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.017096][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.017118][ T32] r4:00000001 [ 1333.017137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.017171][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.017196][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.017223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.017248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.017276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.017410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1333.039850][ T32] r5:8521ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1333.039971][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.040173][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.040450][ T32] r5:84f27b8c r4:84f27800 [ 1333.040475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.040664][ T32] r4:85151580 ** 6 printk messages dropped ** [ 1333.040917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.041711][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.042067][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1333.042465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 10 printk messages dropped ** [ 1333.042864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.043193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.043474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.043737][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.043777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1333.043798][ T32] r4:00000000 [ 1333.043817][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.043849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.043882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.043922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157b40 [ 1333.043944][ T32] r4:00000000 [ 1333.043973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.044021][ T32] r9:83018205 r8:84c98000 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1333.044056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.044102][ T32] r5:00001000 r4:df9eb000 [ 1333.044124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.044162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.044202][ T32] r5:84f2738c r4:84f27000 [ 1333.044233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.044281][ T32] r7:ddde2d80 r6:83018200 r5:84f2738c r4:85151600 [ 1333.044303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.044349][ T32] r10:61c88647 r9:84c98000 r8:8515162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.044371][ T32] r4:85151600 [ 1333.044389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.044434][ T32] r10:00000000 r9:85151600 r8:80287e08 r7:eaed5e60 r6:84ce1280 r5:84c98000 [ 1333.044456][ T32] r4:00000001 [ 1333.044474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.044517][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.044547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.044606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.044637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.044665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.044701][ T32] r4:851576c0 [ 1333.044912][ T32] INFO: task kworker/1:496:4394 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.044941][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.045036][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.045088][ T32] Call trace: [ 1333.045126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.045178][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.045201][ T32] r4:00000000 [ 1333.045238][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.045281][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.045309][ T32] 5d20: e5c36000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.045371][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.045400][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.045424][ T32] r5:800f0013 r4:80239bb0 [ 1333.045444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.045504][ T32] r4:82ac21e4 [ 1333.045549][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.045594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.045617][ T32] r4:e0585dc0 [ 1333.045635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.045684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.045731][ T32] r4:00000000 [ 1333.045753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.045799][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.045845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.045924][ T32] r5:00001000 r4:dfb39000 [ 1333.045948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.045999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.046052][ T32] r5:8503ab8c r4:8503a800 [ 1333.046073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.046161][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.046236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.046295][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.046334][ T32] r4:84f79100 [ 1333.046377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.046428][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.046467][ T32] r4:00000001 [ 1333.046509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.046568][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.046605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.046659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.046691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.046720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.046741][ T32] r4:84f605c0 [ 1333.046781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.046808][ T32] INFO: task kworker/1:497:4395 blocked for more than 459 seconds. [ 1333.046835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.046858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.046878][ T32] task:kworker/1:497 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.046920][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.046989][ T32] Call trace: [ 1333.047055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.047121][ T32] r10:8291a684 r9:eacc1d84 r8:00000002 r7:60000013 r6:eacc1d8c r5:84c98c00 [ 1333.047147][ T32] r4:84c98c00 [ 1333.047168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1333.047253][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.078363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157cc0 ** 7 printk messages dropped ** [ 1333.078738][ T32] r5:84f2778c r4:84f27400 ** 1 printk messages dropped ** [ 1333.078832][ T32] r7:ddde2d80 r6:83018200 r5:84f2778c r4:85151680 ** 6 printk messages dropped ** [ 1333.079129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1333.079948][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.080362][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1333.080790][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.081144][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1333.081406][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1333.081551][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1333.081814][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.082171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 ** 8 printk messages dropped ** [ 1333.082531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.082723][ T32] r5:84f27f8c r4:84f27c00 ** 3 printk messages dropped ** [ 1333.082874][ T32] r10:61c88647 r9:84c99800 r8:8515172c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1333.083221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.083897][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1333.083991][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.084058][ T32] r5:800f0013 r4:80239bb0 [ 1333.084084][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.084125][ T32] r4:82ac21e4 [ 1333.084144][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.084205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.084253][ T32] r4:e0585dc0 [ 1333.084275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.084317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.084371][ T32] r4:00000000 [ 1333.084394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.084468][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.084493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.084546][ T32] r5:00001000 r4:dfb39000 [ 1333.084569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.084608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.084649][ T32] r5:8503ab8c r4:8503a800 [ 1333.084669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.084715][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.084747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.084796][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.084831][ T32] r4:84f79100 [ 1333.084852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.084919][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.084950][ T32] r4:00000001 [ 1333.084971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.085028][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.085094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.085159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.085188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.085217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.085239][ T32] r4:84f605c0 [ 1333.085259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.085303][ T32] INFO: task kworker/0:140:4399 blocked for more than 459 seconds. [ 1333.085337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.085360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.085381][ T32] task:kworker/0:140 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.085436][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.085499][ T32] Call trace: [ 1333.085574][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.085625][ T32] r10:8291a684 r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:84c9a400 [ 1333.085669][ T32] r4:84c9a400 [ 1333.085692][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.085735][ T32] r5:84c9a400 r4:8291a680 [ 1333.085771][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.085851][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.085921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1333.085944][ T32] r4:00000000 [ 1333.085962][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.085999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.086034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.086110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6cc80 [ 1333.086154][ T32] r4:00000000 [ 1333.086177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.086275][ T32] r9:83018005 r8:84c9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1333.086343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.086389][ T32] r5:00001000 r4:e07d3000 [ 1333.086409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.086448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.086489][ T32] r5:8525978c r4:85259400 [ 1333.086510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.086554][ T32] r7:dddced80 r6:83018000 r5:8525978c r4:84ce1380 [ 1333.086610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.086671][ T32] r10:61c88647 r9:84c9a400 r8:84ce13ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.086715][ T32] r4:84ce1380 [ 1333.086746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.086796][ T32] r10:00000000 r9:84ce1380 r8:80287e08 r7:eaa3de60 r6:84ce1480 r5:84c9a400 ** 1 printk messages dropped ** [ 1333.086865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.087351][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.110993][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.111157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 9 printk messages dropped ** [ 1333.111588][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1333.111851][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.112051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.112456][ T32] r4:84c9b000 ** 4 printk messages dropped ** [ 1333.112728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 ** 7 printk messages dropped ** [ 1333.113134][ T32] r9:83018205 r8:84c9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 4 printk messages dropped ** [ 1333.113345][ T32] r5:84db438c r4:84db4000 ** 3 printk messages dropped ** [ 1333.113474][ T32] r10:61c88647 r9:84c9b000 r8:851517ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.113775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.114525][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.114812][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1333.115206][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.115506][ T32] r5:8503ab8c r4:8503a800 [ 1333.115527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.115574][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.115595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.115663][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.115710][ T32] r4:84f79100 [ 1333.115733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.115807][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.115873][ T32] r4:00000001 [ 1333.115896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.115934][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.115960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.115990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.116016][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.116053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.116108][ T32] r4:84f605c0 [ 1333.116152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.116204][ T32] INFO: task kworker/0:141:4405 blocked for more than 459 seconds. [ 1333.116272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.116322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.116347][ T32] task:kworker/0:141 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.116393][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.116434][ T32] Call trace: [ 1333.116488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.116540][ T32] r10:8291a684 r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:84c9bc00 [ 1333.116565][ T32] r4:84c9bc00 [ 1333.116585][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.116660][ T32] r5:84c9bc00 r4:8291a680 [ 1333.116683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.116755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.116800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1333.116843][ T32] r4:00000000 [ 1333.116865][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.116900][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.116935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.116976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156140 [ 1333.116998][ T32] r4:00000000 [ 1333.117018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.117095][ T32] r9:83018005 r8:84c9bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1333.117131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.117179][ T32] r5:00001000 r4:e0013000 [ 1333.117240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.117284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.117328][ T32] r5:85258f8c r4:85258c00 [ 1333.117356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.117406][ T32] r7:dddced80 r6:83018000 r5:85258f8c r4:84ce1580 [ 1333.117437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.117487][ T32] r10:61c88647 r9:84c9bc00 r8:84ce15ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.117511][ T32] r4:84ce1580 [ 1333.117530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.132004][ T32] r10:00000000 r9:84ce1580 r8:80287e08 r7:eaccde60 r6:84ce1600 r5:84c9bc00 [ 1333.132114][ T32] r4:00000001 [ 1333.132144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132205][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1333.132236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.132265][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.132392][ T32] r4:85082480 [ 1333.132828][ T32] INFO: task kworker/0:141:4405 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.132882][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.132986][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.133037][ T32] Call trace: [ 1333.133086][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.133144][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.133188][ T32] r4:00000000 [ 1333.133212][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.133252][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.133280][ T32] 5d20: e6963000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.133308][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.133333][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.133357][ T32] r5:800f0013 r4:80239bb0 [ 1333.133377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.133419][ T32] r4:82ac21e4 [ 1333.133471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.133518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.133561][ T32] r4:e0585dc0 [ 1333.133590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.133632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.133655][ T32] r4:00000000 [ 1333.133696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.133756][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.133782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.133826][ T32] r5:00001000 r4:dfb39000 [ 1333.133854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.133919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.133970][ T32] r5:8503ab8c r4:8503a800 [ 1333.133991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.134065][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.134113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.134164][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.134209][ T32] r4:84f79100 [ 1333.134231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.134279][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.134305][ T32] r4:00000001 [ 1333.134346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.134439][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.134497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.134528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.134576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.134607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.134647][ T32] r4:84f605c0 [ 1333.134672][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.134700][ T32] INFO: task kworker/1:500:4406 blocked for more than 459 seconds. [ 1333.134733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.134758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.134799][ T32] task:kworker/1:500 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.134870][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.135108][ T32] r5:84c9c800 r4:8291a680 ** 5 printk messages dropped ** [ 1333.135327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.135727][ T32] r5:84db4f8c r4:84db4c00 [ 1333.135746][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.135791][ T32] r7:ddde2d80 r6:83018200 r5:84db4f8c r4:85151800 ** 2 printk messages dropped ** [ 1333.135951][ T32] r4:85151800 ** 6 printk messages dropped ** [ 1333.136283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.136899][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1333.137314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1333.158637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.158986][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.159246][ T32] INFO: task kworker/1:501:4408 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.159686][ T32] r5:84c9d400 r4:8291a680 ** 3 printk messages dropped ** [ 1333.159825][ T32] r4:00000000 [ 1333.159844][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.159888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.159930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.159971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154400 [ 1333.159995][ T32] r4:00000000 [ 1333.160014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.160074][ T32] r9:83018205 r8:84c9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1333.160119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.160174][ T32] r5:00001000 r4:e0057000 [ 1333.160197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.160237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.160280][ T32] r5:84db478c r4:84db4400 [ 1333.160300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.160366][ T32] r7:ddde2d80 r6:83018200 r5:84db478c r4:85151880 [ 1333.160391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.160438][ T32] r10:61c88647 r9:84c9d400 r8:851518ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.160460][ T32] r4:85151880 [ 1333.160481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.160556][ T32] r10:00000000 r9:85151880 r8:80287e08 r7:ead15e60 r6:84ce1700 r5:84c9d400 [ 1333.160613][ T32] r4:00000001 [ 1333.160657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.160717][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1333.160764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.160795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.160856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.160907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.160934][ T32] r4:85154300 [ 1333.161380][ T32] INFO: task kworker/1:501:4408 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.161412][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.161490][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.161538][ T32] Call trace: [ 1333.161567][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.161617][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.161640][ T32] r4:00000000 [ 1333.161659][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.161697][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.161734][ T32] 5d20: e6f1e000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.161766][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.161792][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.161815][ T32] r5:800f0013 r4:80239bb0 [ 1333.161836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.161877][ T32] r4:82ac21e4 [ 1333.161897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.161960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.161991][ T32] r4:e0585dc0 [ 1333.162010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.162058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.162090][ T32] r4:00000000 [ 1333.162114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.162160][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.162181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.162253][ T32] r5:00001000 r4:dfb39000 [ 1333.162296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.162339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.162539][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.162879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.163199][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.163427][ T32] r5:84c9e000 r4:8291a680 ** 3 printk messages dropped ** [ 1333.163573][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.163747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6c800 ** 7 printk messages dropped ** [ 1333.164022][ T32] r5:8525938c r4:85259000 ** 1 printk messages dropped ** [ 1333.164122][ T32] r7:dddced80 r6:83018000 r5:8525938c r4:84ce1780 ** 4 printk messages dropped ** [ 1333.164328][ T32] r10:00000000 r9:84ce1780 r8:80287e08 r7:eaccde60 r6:84ce1800 r5:84c9e000 ** 9 printk messages dropped ** [ 1333.164784][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1333.165458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1333.165964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.166433][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.166654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.166928][ T32] r4:85228c00 ** 5 printk messages dropped ** [ 1333.167164][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.167330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851541c0 ** 7 printk messages dropped ** [ 1333.199893][ T32] r5:84db4b8c r4:84db4800 ** 3 printk messages dropped ** [ 1333.202026][ T32] r10:61c88647 r9:85228c00 r8:8515192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.202212][ T32] r4:85151900 [ 1333.202276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.202382][ T32] r10:00000000 r9:85151900 r8:80287e08 r7:ead15e60 r6:84ce1880 r5:85228c00 [ 1333.202509][ T32] r4:00000001 [ 1333.203023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.203120][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1333.203184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.203448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.203520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.204200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.204278][ T32] r4:85154380 [ 1333.205119][ T32] INFO: task kworker/1:502:4413 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.206215][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.206417][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.206610][ T32] Call trace: [ 1333.206866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.206973][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.207205][ T32] r4:00000000 [ 1333.207282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.207366][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.207424][ T32] 5d20: e7116000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.207645][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.225201][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.225256][ T32] r5:800f0013 r4:80239bb0 [ 1333.225283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.225393][ T32] r4:82ac21e4 [ 1333.225419][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.225465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.225489][ T32] r4:e0585dc0 [ 1333.225510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.225565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.225594][ T32] r4:00000000 [ 1333.225652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.225713][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.225739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.225786][ T32] r5:00001000 r4:dfb39000 [ 1333.225806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.225913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.225971][ T32] r5:8503ab8c r4:8503a800 [ 1333.225995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.226058][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.226081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.226208][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.226242][ T32] r4:84f79100 [ 1333.226264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.226330][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.226387][ T32] r4:00000001 [ 1333.226438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.226482][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.226509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.226538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.226575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.226608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.226630][ T32] r4:84f605c0 [ 1333.226654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1333.226727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.227073][ T32] r4:851dd400 ** 4 printk messages dropped ** [ 1333.227258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 ** 10 printk messages dropped ** [ 1333.234308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.234431][ T32] r5:84db538c r4:84db5000 ** 2 printk messages dropped ** [ 1333.234549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.235015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.235846][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1333.236331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1333.236784][ T32] r5:8503ab8c r4:8503a800 ** 6 printk messages dropped ** [ 1333.237054][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1333.237267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.250384][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:851d8000 ** 8 printk messages dropped ** [ 1333.250695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.251102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.251181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.251585][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.252311][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.252667][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1333.252947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 ** 3 printk messages dropped ** [ 1333.253105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.253147][ T32] r5:00001000 r4:dfb39000 [ 1333.253187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.253231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.253273][ T32] r5:8503ab8c r4:8503a800 [ 1333.253293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.253348][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.253373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.253441][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.253467][ T32] r4:84f79100 [ 1333.253506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.253576][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.253602][ T32] r4:00000001 [ 1333.253621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.253656][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.253682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.253709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.253735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.253762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.253785][ T32] r4:84f605c0 [ 1333.253825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.253878][ T32] INFO: task kworker/1:505:4418 blocked for more than 459 seconds. [ 1333.253917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.253941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.253962][ T32] task:kworker/1:505 state:D stack:0 pid:4418 tgid:4418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.254050][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.254105][ T32] Call trace: [ 1333.254148][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.254242][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:847eec00 [ 1333.254273][ T32] r4:847eec00 [ 1333.254315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.254364][ T32] r5:847eec00 r4:8291a680 [ 1333.254384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.254421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.254462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 1333.254505][ T32] r4:00000000 [ 1333.254549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.254589][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.254624][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.254684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154c40 [ 1333.254710][ T32] r4:00000000 [ 1333.254730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.254796][ T32] r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1333.254842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.254897][ T32] r5:00001000 r4:e0891000 [ 1333.254925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.254964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.255005][ T32] r5:84db5f8c r4:84db5c00 [ 1333.255052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.255102][ T32] r7:ddde2d80 r6:83018200 r5:84db5f8c r4:85151b80 [ 1333.255123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.255338][ T32] r10:00000000 r9:85151b80 r8:80287e08 r7:ead3de60 r6:85151c00 r5:847eec00 ** 6 printk messages dropped ** [ 1333.255653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.256269][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 5 printk messages dropped ** [ 1333.256469][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.256737][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1333.257080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.257479][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.257502][ T32] r4:00000001 [ 1333.257521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.257557][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.257649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.280894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.280954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.280990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.281015][ T32] r4:84f605c0 [ 1333.281045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.281087][ T32] INFO: task kworker/1:506:4419 blocked for more than 459 seconds. [ 1333.281125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.281149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.281193][ T32] task:kworker/1:506 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.281257][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.281321][ T32] Call trace: [ 1333.281354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.281420][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000113 r6:ead35d8c r5:851e0000 [ 1333.281448][ T32] r4:851e0000 [ 1333.281469][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.281512][ T32] r5:851e0000 r4:8291a680 [ 1333.281532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.281571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.281633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1333.281659][ T32] r4:00000000 [ 1333.281679][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.281713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.281772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.281817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154ac0 [ 1333.281839][ T32] r4:00000000 [ 1333.281859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.281905][ T32] r9:83018205 r8:851e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.281927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.281969][ T32] r5:00001000 r4:e0861000 [ 1333.282009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.282092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.282139][ T32] r5:84db5b8c r4:84db5800 [ 1333.282160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.282259][ T32] r7:ddde2d80 r6:83018200 r5:84db5b8c r4:85151c80 [ 1333.282307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.282378][ T32] r10:61c88647 r9:851e0000 r8:85151cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.282404][ T32] r4:85151c80 [ 1333.282433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.282483][ T32] r10:00000000 r9:85151c80 r8:80287e08 r7:ead5de60 r6:85151d00 r5:851e0000 [ 1333.282506][ T32] r4:00000001 [ 1333.282524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.282562][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1333.282588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.282638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.282668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.282719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.282773][ T32] r4:85154a00 [ 1333.283261][ T32] INFO: task kworker/1:506:4419 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.283296][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.283377][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.283424][ T32] Call trace: [ 1333.283487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.283580][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.283624][ T32] r4:00000000 [ 1333.283669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.283747][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.283802][ T32] 5d20: e7e00000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.283948][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.283978][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.284050][ T32] r5:800f0013 r4:80239bb0 [ 1333.284075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.284146][ T32] r4:82ac21e4 [ 1333.284169][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.284212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.284234][ T32] r4:e0585dc0 [ 1333.284252][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.284296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.284319][ T32] r4:00000000 [ 1333.284409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.284459][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.284481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.284522][ T32] r5:00001000 r4:dfb39000 [ 1333.284565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.284607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.284649][ T32] r5:8503ab8c r4:8503a800 [ 1333.284668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.284787][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.284838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.284888][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.284911][ T32] r4:84f79100 [ 1333.284931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.284975][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.284997][ T32] r4:00000001 [ 1333.285016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1333.285185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.285570][ T32] INFO: task kworker/1:507:4422 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.285928][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.286058][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:851e0c00 ** 4 printk messages dropped ** [ 1333.286325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1333.286546][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1333.286780][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.286930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.287212][ T32] r5:84db638c r4:84db6000 [ 1333.287235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.287310][ T32] r7:ddde2d80 r6:83018200 r5:84db638c r4:85151d80 [ 1333.287334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.287381][ T32] r10:61c88647 r9:851e0c00 r8:85151dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.287601][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.298319][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.298435][ T32] r4:85154c80 ** 2 printk messages dropped ** [ 1333.299029][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.299262][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 3 printk messages dropped ** [ 1333.299441][ T32] 5d20: e8021000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 3 printk messages dropped ** [ 1333.299537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1333.299840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1333.299966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.300017][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.300077][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.300152][ T32] r5:00001000 r4:dfb39000 [ 1333.300176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.300217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.300259][ T32] r5:8503ab8c r4:8503a800 [ 1333.300279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.300325][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.300346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.300392][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.300414][ T32] r4:84f79100 [ 1333.300433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.300478][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.300500][ T32] r4:00000001 [ 1333.300546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.300585][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.300650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.300709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.300740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.300768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.300790][ T32] r4:84f605c0 [ 1333.300810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.300838][ T32] INFO: task kworker/1:508:4424 blocked for more than 459 seconds. [ 1333.300902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.300929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.300950][ T32] task:kworker/1:508 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.301036][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.301122][ T32] Call trace: [ 1333.301152][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.301226][ T32] r10:8291a684 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:851e1800 [ 1333.301260][ T32] r4:851e1800 [ 1333.301308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.301356][ T32] r5:851e1800 r4:8291a680 [ 1333.301376][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.301414][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.301455][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1333.301478][ T32] r4:00000000 [ 1333.301525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.301591][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.301665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.301711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157640 [ 1333.301800][ T32] r4:00000000 [ 1333.301823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.301867][ T32] r9:83018205 r8:851e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1333.301929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.302000][ T32] r5:00001000 r4:e4933000 [ 1333.302022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.302127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.302173][ T32] r5:84db6b8c r4:84db6800 [ 1333.302218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.302297][ T32] r7:ddde2d80 r6:83018200 r5:84db6b8c r4:85151e80 [ 1333.302321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.302369][ T32] r10:61c88647 r9:851e1800 r8:85151eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.302392][ T32] r4:85151e80 [ 1333.302411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.302492][ T32] r10:00000000 r9:85151e80 r8:80287e08 r7:ead61e60 r6:85151f00 r5:851e1800 [ 1333.302519][ T32] r4:00000001 [ 1333.302566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.302643][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1333.302683][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.302714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.302741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.302768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.302790][ T32] r4:85154a40 [ 1333.303077][ T32] INFO: task kworker/1:508:4424 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.303135][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.303239][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.303287][ T32] Call trace: [ 1333.303381][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.303434][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.303491][ T32] r4:00000000 [ 1333.303513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.303608][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.303639][ T32] 5d20: e8021000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.303694][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.303722][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.303748][ T32] r5:800f0013 r4:80239bb0 [ 1333.303768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.303819][ T32] r4:82ac21e4 [ 1333.303842][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.303884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.303934][ T32] r4:e0585dc0 [ 1333.303956][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.304058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.304123][ T32] r4:00000000 [ 1333.304146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.304191][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.304213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.304255][ T32] r5:00001000 r4:dfb39000 [ 1333.304275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.304314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.304354][ T32] r5:8503ab8c r4:8503a800 [ 1333.304373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.304418][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.304439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.304484][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.304506][ T32] r4:84f79100 [ 1333.304555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.304604][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.304667][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1333.304725][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.304751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.304802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.304862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.304949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.305000][ T32] r4:84f605c0 [ 1333.305036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.305071][ T32] INFO: task kworker/1:509:4425 blocked for more than 459 seconds. [ 1333.305099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.305122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.305172][ T32] task:kworker/1:509 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.305299][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.305345][ T32] Call trace: [ 1333.305406][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.305454][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:8522a400 [ 1333.305479][ T32] r4:8522a400 [ 1333.305547][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.305595][ T32] r5:8522a400 r4:8291a680 [ 1333.305632][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.305684][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.305727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1333.305776][ T32] r4:00000000 [ 1333.305801][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.305872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.305932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.305975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154ec0 [ 1333.306090][ T32] r4:00000000 [ 1333.306236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.306323][ T32] r9:83018205 r8:8522a400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1333.306377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.306491][ T32] r5:00001000 r4:e08fb000 [ 1333.306524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.306566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.306611][ T32] r5:84db678c r4:84db6400 [ 1333.306630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.306701][ T32] r7:ddde2d80 r6:83018200 r5:84db678c r4:84ea3000 [ 1333.306726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.306800][ T32] r10:61c88647 r9:8522a400 r8:84ea302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.306827][ T32] r4:84ea3000 [ 1333.306847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.306921][ T32] r10:00000000 r9:84ea3000 r8:80287e08 r7:ead79e60 r6:84ce1900 r5:8522a400 [ 1333.306946][ T32] r4:00000001 [ 1333.306994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.307033][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1333.307077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.307120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.307149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.307209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.307235][ T32] r4:85154a40 [ 1333.307495][ T32] INFO: task kworker/1:509:4425 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.307527][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.335839][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.335987][ T32] Call trace: [ 1333.336073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.336203][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.336257][ T32] r4:00000000 [ 1333.336302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.336394][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.336448][ T32] 5d20: e8859000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.336500][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.336546][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.336595][ T32] r5:800f0013 r4:80239bb0 [ 1333.336636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.336720][ T32] r4:82ac21e4 [ 1333.336761][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.336837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.336880][ T32] r4:e0585dc0 [ 1333.336927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.337012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.337070][ T32] r4:00000000 [ 1333.337107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.337200][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.337249][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.337310][ T32] r5:00001000 r4:dfb39000 [ 1333.337331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.337371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.337413][ T32] r5:8503ab8c r4:8503a800 [ 1333.337434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.337480][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.337502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.337597][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.341927][ T32] r4:84f79100 [ 1333.341965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.342032][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.342069][ T32] r4:00000001 [ 1333.342090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.342128][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.342158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.342225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.342280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.342457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1333.342530][ T32] task:kworker/1:510 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.342611][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.342659][ T32] Call trace: [ 1333.343024][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.343099][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:8522b000 [ 1333.343124][ T32] r4:8522b000 [ 1333.343161][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.343208][ T32] r5:8522b000 r4:8291a680 [ 1333.343228][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.343268][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.343310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1333.343332][ T32] r4:00000000 [ 1333.343362][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.343400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.343449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.343493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84742100 [ 1333.343516][ T32] r4:00000000 [ 1333.343536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.343581][ T32] r9:83018205 r8:8522b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1333.343604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.343654][ T32] r5:00001000 r4:eaabb000 [ 1333.343679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.343719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.343778][ T32] r5:84db738c r4:84db7000 [ 1333.343802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.343848][ T32] r7:ddde2d80 r6:83018200 r5:84db738c r4:84ea3080 [ 1333.343869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.343935][ T32] r10:61c88647 r9:8522b000 r8:84ea30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.343963][ T32] r4:84ea3080 [ 1333.343982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.344049][ T32] r10:00000000 r9:84ea3080 r8:80287e08 r7:ead79e60 r6:84ce1980 r5:8522b000 [ 1333.344083][ T32] r4:00000001 [ 1333.344102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.344138][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1333.344164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.344193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.344218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.344247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.344268][ T32] r4:85154e80 [ 1333.344726][ T32] INFO: task kworker/1:510:4428 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.344761][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.344832][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.344908][ T32] Call trace: [ 1333.344941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.345011][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.345066][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.345131][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1333.345332][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.345569][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.345825][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1333.346078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.346374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.346652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.346978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.347336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.364557][ T32] r5:84db6f8c r4:84db6c00 ** 1 printk messages dropped ** [ 1333.364629][ T32] r7:ddde2d80 r6:83018200 r5:84db6f8c r4:84ea3100 ** 4 printk messages dropped ** [ 1333.364842][ T32] r10:00000000 r9:84ea3100 r8:80287e08 r7:eadb1e60 r6:84ce1a00 r5:85228000 ** 7 printk messages dropped ** [ 1333.365098][ T32] r4:85154e80 [ 1333.365547][ T32] INFO: task kworker/1:511:4430 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.365582][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.365693][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.365754][ T32] Call trace: [ 1333.365811][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.365888][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.365917][ T32] r4:00000000 [ 1333.365937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.365977][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.366026][ T32] 5d20: e8d01000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.366074][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.366109][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.366158][ T32] r5:800f0013 r4:80239bb0 [ 1333.366183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.366289][ T32] r4:82ac21e4 [ 1333.366312][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.366354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.366378][ T32] r4:e0585dc0 [ 1333.366398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.366438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.366483][ T32] r4:00000000 [ 1333.366507][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.366566][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.366592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.366636][ T32] r5:00001000 r4:dfb39000 [ 1333.366656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.366716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.366786][ T32] r5:8503ab8c r4:8503a800 [ 1333.366809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.366858][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.366900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.366951][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.366973][ T32] r4:84f79100 [ 1333.366994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.367047][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.367072][ T32] r4:00000001 [ 1333.367091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.367126][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.367173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.367205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.367231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.367261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.367292][ T32] r4:84f605c0 [ 1333.367317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.367362][ T32] INFO: task kworker/1:512:4431 blocked for more than 459 seconds. ** 2 printk messages dropped ** [ 1333.367474][ T32] task:kworker/1:512 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.374126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 ** 6 printk messages dropped ** [ 1333.374458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.374789][ T32] r5:84db778c r4:84db7400 [ 1333.374838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.374992][ T32] r10:61c88647 r9:85229800 r8:84ea31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.375276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.375327][ T32] r4:84742040 [ 1333.375762][ T32] INFO: task kworker/1:512:4431 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.375794][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.375892][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.375937][ T32] Call trace: [ 1333.375968][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.376018][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.376060][ T32] r4:00000000 [ 1333.376084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.376125][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.376173][ T32] 5d20: e8d01000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.376226][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.376269][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.376301][ T32] r5:800f0013 r4:80239bb0 [ 1333.376331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.376377][ T32] r4:82ac21e4 [ 1333.376398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.376440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.376480][ T32] r4:e0585dc0 [ 1333.376502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.376544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.376585][ T32] r4:00000000 [ 1333.376631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.376679][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.376700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.376741][ T32] r5:00001000 r4:dfb39000 [ 1333.376760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.376797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.376858][ T32] r5:8503ab8c r4:8503a800 [ 1333.376881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.376929][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.376980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.377057][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.377097][ T32] r4:84f79100 [ 1333.377119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.377166][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.377198][ T32] r4:00000001 [ 1333.377243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.377281][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.377316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.377347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.377410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.377614][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.391364][ T32] r10:8291a684 r9:eaee1d84 r8:00000002 r7:60000113 r6:eaee1d8c r5:8522d400 ** 5 printk messages dropped ** [ 1333.391614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 ** 7 printk messages dropped ** [ 1333.391927][ T32] r9:83018205 r8:8522d400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1333.392099][ T32] r5:84db7b8c r4:84db7800 [ 1333.392129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.392292][ T32] r10:61c88647 r9:8522d400 r8:84ea322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.392621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.393242][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.393513][ T32] 5d20: e9313000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1333.393748][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1333.393871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1333.394238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.394446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1333.394692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1333.395037][ T32] r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:8522c800 ** 6 printk messages dropped ** [ 1333.395274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.395450][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.395645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.395690][ T32] r5:84f4878c r4:84f48400 ** 3 printk messages dropped ** [ 1333.395834][ T32] r10:61c88647 r9:8522c800 r8:84ea32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.396140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.396728][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1333.397150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1333.421021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.421442][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1333.421655][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1333.421787][ T32] task:kworker/1:515 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.422367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 ** 3 printk messages dropped ** [ 1333.422524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.422605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847425c0 [ 1333.422633][ T32] r4:00000000 [ 1333.422679][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.422745][ T32] r9:83018205 r8:8522bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1333.422769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.422810][ T32] r5:00001000 r4:eac71000 [ 1333.422840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.422883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.422926][ T32] r5:84db7f8c r4:84db7c00 [ 1333.422946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.422999][ T32] r7:ddde2d80 r6:83018200 r5:84db7f8c r4:84ea3300 [ 1333.423023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.423080][ T32] r10:61c88647 r9:8522bc00 r8:84ea332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.423111][ T32] r4:84ea3300 [ 1333.423157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.423206][ T32] r10:00000000 r9:84ea3300 r8:80287e08 r7:eaee9e60 r6:84ce1c00 r5:8522bc00 [ 1333.423230][ T32] r4:00000001 [ 1333.423249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.423284][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1333.423309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.423337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.423362][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.423411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.423437][ T32] r4:84742280 [ 1333.423891][ T32] INFO: task kworker/1:515:4437 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.423935][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.424015][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.424102][ T32] Call trace: [ 1333.424138][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.424203][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.424229][ T32] r4:00000000 [ 1333.424248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.424287][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.424314][ T32] 5d20: e9896000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.424351][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.424380][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.424426][ T32] r5:800f0013 r4:80239bb0 [ 1333.424449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.424499][ T32] r4:82ac21e4 [ 1333.424524][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.424566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.424588][ T32] r4:e0585dc0 [ 1333.424626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.424670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.424722][ T32] r4:00000000 [ 1333.424746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.424791][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.424812][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.424852][ T32] r5:00001000 r4:dfb39000 [ 1333.424872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.424909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.424950][ T32] r5:8503ab8c r4:8503a800 [ 1333.424983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.425058][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.425092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.425158][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.425186][ T32] r4:84f79100 [ 1333.425213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.425269][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.425291][ T32] r4:00000001 [ 1333.425392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.425474][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.425505][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.425534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.425560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.425588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.425612][ T32] r4:84f605c0 [ 1333.425632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.425682][ T32] INFO: task kworker/1:516:4439 blocked for more than 459 seconds. [ 1333.425767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.425795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.425841][ T32] task:kworker/1:516 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.425994][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.426074][ T32] Call trace: [ 1333.426107][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.426155][ T32] r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:84c9ec00 [ 1333.426179][ T32] r4:84c9ec00 [ 1333.426259][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.426328][ T32] r5:84c9ec00 r4:8291a680 [ 1333.426356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.426456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.426503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 ** 7 printk messages dropped ** [ 1333.426739][ T32] r9:83018205 r8:84c9ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 4 printk messages dropped ** [ 1333.427015][ T32] r5:84f4838c r4:84f48000 ** 3 printk messages dropped ** [ 1333.427220][ T32] r10:61c88647 r9:84c9ec00 r8:84ea33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.439815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.440715][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.440922][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1333.441300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.441926][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 7 printk messages dropped ** [ 1333.442288][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.442558][ T32] INFO: task kworker/1:517:4442 blocked for more than 459 seconds. ** 2 printk messages dropped ** [ 1333.442685][ T32] task:kworker/1:517 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.442762][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.442816][ T32] Call trace: [ 1333.442847][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.442906][ T32] r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:84ee0c00 [ 1333.442933][ T32] r4:84ee0c00 [ 1333.442954][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.442998][ T32] r5:84ee0c00 r4:8291a680 [ 1333.443019][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.443066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.443150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1333.443206][ T32] r4:00000000 [ 1333.443228][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.443265][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.443299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.443365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847424c0 [ 1333.443390][ T32] r4:00000000 [ 1333.443412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.443486][ T32] r9:83018205 r8:84ee0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1333.443513][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.443555][ T32] r5:00001000 r4:ead31000 [ 1333.443614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.443659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.443701][ T32] r5:84f48b8c r4:84f48800 [ 1333.443744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.443821][ T32] r7:ddde2d80 r6:83018200 r5:84f48b8c r4:84ea3400 [ 1333.443845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.443919][ T32] r10:61c88647 r9:84ee0c00 r8:84ea342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.443945][ T32] r4:84ea3400 [ 1333.444010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.444119][ T32] r10:00000000 r9:84ea3400 r8:80287e08 r7:eaee9e60 r6:84ce1d00 r5:84ee0c00 [ 1333.444312][ T32] r4:00000001 [ 1333.444334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.444373][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1333.444405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.444463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.444614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.444700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.444724][ T32] r4:847424c0 [ 1333.444985][ T32] INFO: task kworker/1:517:4442 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.445032][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.445115][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.445167][ T32] Call trace: [ 1333.445228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.445281][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.445305][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.445421][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1333.445761][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.445958][ T32] r5:00001000 r4:dfb39000 ** 9 printk messages dropped ** [ 1333.446457][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1333.446812][ T32] INFO: task kworker/1:518:4444 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.447365][ T32] r5:84ee2400 r4:8291a680 ** 5 printk messages dropped ** [ 1333.470484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.470978][ T32] r5:84f48f8c r4:84f48c00 [ 1333.471030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.471226][ T32] r4:84ea3480 ** 6 printk messages dropped ** [ 1333.471551][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.472497][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1333.473022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1333.473538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.473985][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1333.474329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.474825][ T32] r4:84ee0000 ** 4 printk messages dropped ** [ 1333.475025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 ** 9 printk messages dropped ** [ 1333.475420][ T32] r5:00001000 r4:ead8d000 ** 2 printk messages dropped ** [ 1333.475551][ T32] r5:84f4938c r4:84f49000 ** 1 printk messages dropped ** [ 1333.475621][ T32] r7:ddde2d80 r6:83018200 r5:84f4938c r4:84ea3500 [ 1333.475642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.475687][ T32] r10:61c88647 r9:84ee0000 r8:84ea352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.475710][ T32] r4:84ea3500 [ 1333.475728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.475784][ T32] r10:00000000 r9:84ea3500 r8:80287e08 r7:eaf1de60 r6:84ce1e00 r5:84ee0000 [ 1333.475811][ T32] r4:00000001 [ 1333.475859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.475898][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1333.475925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.475953][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.475982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.476036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.476069][ T32] r4:84742780 [ 1333.476322][ T32] INFO: task kworker/1:519:4446 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.476354][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.476480][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.476533][ T32] Call trace: [ 1333.476636][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.476689][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.476713][ T32] r4:00000000 [ 1333.476732][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.476812][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.476844][ T32] 5d20: e9cc0000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.476874][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.476928][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.476955][ T32] r5:800f0013 r4:80239bb0 [ 1333.476975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.477016][ T32] r4:82ac21e4 [ 1333.477037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.477086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.477108][ T32] r4:e0585dc0 [ 1333.477127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.477193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.477220][ T32] r4:00000000 [ 1333.477241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.477286][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.477363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.477409][ T32] r5:00001000 r4:dfb39000 [ 1333.477456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.477529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.477680][ T32] r5:8503ab8c r4:8503a800 [ 1333.498993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.499197][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.499258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.499386][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.499447][ T32] r4:84f79100 [ 1333.499500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.499638][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.499703][ T32] r4:00000001 [ 1333.499757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.499852][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.499924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.499993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.500061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.500153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.500218][ T32] r4:84f605c0 [ 1333.500275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.500377][ T32] INFO: task kworker/1:520:4448 blocked for more than 460 seconds. [ 1333.500460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.500519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.500572][ T32] task:kworker/1:520 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.500700][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.500802][ T32] Call trace: [ 1333.500911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.501050][ T32] r10:8291a684 r9:eaf2dd84 r8:00000002 r7:60000013 r6:eaf2dd8c r5:84ee3c00 [ 1333.501115][ T32] r4:84ee3c00 [ 1333.501166][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.501264][ T32] r5:84ee3c00 r4:8291a680 [ 1333.501338][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.501446][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.501572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf2de08 [ 1333.501648][ T32] r4:00000000 [ 1333.501699][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.501783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.501899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.502014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84742f80 [ 1333.502075][ T32] r4:00000000 [ 1333.502127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.502264][ T32] r9:83018205 r8:84ee3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1333.502352][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.502473][ T32] r5:00001000 r4:eadd9000 [ 1333.502534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.502629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.502728][ T32] r5:84f49f8c r4:84f49c00 [ 1333.502801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.502910][ T32] r7:ddde2d80 r6:83018200 r5:84f49f8c r4:84ea3580 ** 4 printk messages dropped ** [ 1333.503351][ T32] r10:00000000 r9:84ea3580 r8:80287e08 r7:eaf25e60 r6:84ce1e80 r5:84ee3c00 ** 9 printk messages dropped ** [ 1333.504853][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.505844][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1333.506636][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.507247][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1333.536631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.537117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.553027][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.553884][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.554624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.555132][ T32] r5:84f4978c r4:84f49400 [ 1333.555194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.555770][ T32] r10:00000000 r9:84ea3600 r8:80287e08 r7:eaf2de60 r6:84ce1f00 r5:84ee5400 ** 9 printk messages dropped ** [ 1333.557404][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1333.569522][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1333.570110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.570265][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.570337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.570459][ T32] r5:00001000 r4:dfb39000 [ 1333.570536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.570636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.570756][ T32] r5:8503ab8c r4:8503a800 [ 1333.570826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.570948][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.571028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.571165][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.571230][ T32] r4:84f79100 [ 1333.571288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.571421][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.571484][ T32] r4:00000001 [ 1333.571552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.571643][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.571707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.571777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.571846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.571915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.571971][ T32] r4:84f605c0 [ 1333.572028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.572116][ T32] INFO: task kworker/1:522:4451 blocked for more than 460 seconds. [ 1333.572198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.572261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.572328][ T32] task:kworker/1:522 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.572453][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.572574][ T32] Call trace: [ 1333.572674][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.572803][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000013 r6:eaf39d8c r5:84ee1800 [ 1333.572883][ T32] r4:84ee1800 [ 1333.572949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.573068][ T32] r5:84ee1800 r4:8291a680 [ 1333.573141][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.573253][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.573365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1333.573440][ T32] r4:00000000 [ 1333.573492][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.573574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.573658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.573755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84742e80 [ 1333.573831][ T32] r4:00000000 [ 1333.573906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.574032][ T32] r9:83018205 r8:84ee1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1333.574093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.574238][ T32] r5:00001000 r4:eadb9000 [ 1333.574298][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.574392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.574483][ T32] r5:84f49b8c r4:84f49800 [ 1333.574549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.574648][ T32] r7:ddde2d80 r6:83018200 r5:84f49b8c r4:84ea3680 [ 1333.574714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.574836][ T32] r10:61c88647 r9:84ee1800 r8:84ea36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.574897][ T32] r4:84ea3680 [ 1333.575189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.575336][ T32] r10:00000000 r9:84ea3680 r8:80287e08 r7:eaf2de60 r6:84ce1f80 r5:84ee1800 [ 1333.575401][ T32] r4:00000001 [ 1333.575451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.575539][ T32] Exception stack(0xeaf39fb0 to 0xeaf39ff8) [ 1333.575625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.575728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.575799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.575946][ T32] r4:84742b40 ** 2 printk messages dropped ** [ 1333.577013][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.599819][ T32] 5d20: ea31f000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1333.600615][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1333.600911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1333.601730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.602466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.603255][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.603980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.604682][ T32] r9:83018205 r8:84ee4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1333.605254][ T32] r5:84f4a38c r4:84f4a000 ** 3 printk messages dropped ** [ 1333.605673][ T32] r10:61c88647 r9:84ee4800 r8:84ea372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.606334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.607056][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.607444][ T32] 5d20: ea31f000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1333.624071][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1333.624321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.624715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.624895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.625260][ T32] Call trace: [ 1333.625313][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.625367][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:84ee6000 [ 1333.625409][ T32] r4:84ee6000 [ 1333.625433][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.625478][ T32] r5:84ee6000 r4:8291a680 [ 1333.625497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.625536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.625577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1333.625599][ T32] r4:00000000 [ 1333.625617][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.625652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.625686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.625726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55580 [ 1333.625747][ T32] r4:00000000 [ 1333.625766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.625808][ T32] r9:83018205 r8:84ee6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1333.625830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.625870][ T32] r5:00001000 r4:eaf81000 [ 1333.625889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.625927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.625967][ T32] r5:84f4b78c r4:84f4b400 [ 1333.625987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.626074][ T32] r7:ddde2d80 r6:83018200 r5:84f4b78c r4:84ea3780 [ 1333.626098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.626145][ T32] r10:61c88647 r9:84ee6000 r8:84ea37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.626167][ T32] r4:84ea3780 [ 1333.626185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.626291][ T32] r10:00000000 r9:84ea3780 r8:80287e08 r7:eaf41e60 r6:847d9080 r5:84ee6000 [ 1333.626316][ T32] r4:00000001 [ 1333.626364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.626406][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1333.626435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.626465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.626492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.626522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.626544][ T32] r4:85156bc0 [ 1333.627029][ T32] INFO: task kworker/1:524:4455 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.627064][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.627120][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.627163][ T32] Call trace: [ 1333.627193][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.627242][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.627266][ T32] r4:00000000 [ 1333.627290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.627330][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.627359][ T32] 5d20: eaa0b000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.627387][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.627412][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.627475][ T32] r5:800f0013 r4:80239bb0 [ 1333.627629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.642602][ T32] r4:82ac21e4 [ 1333.642642][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.642703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.642727][ T32] r4:e0585dc0 [ 1333.642747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.642789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.642811][ T32] r4:00000000 [ 1333.642831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.642875][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.642897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.642941][ T32] r5:00001000 r4:dfb39000 [ 1333.642973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.643018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.643060][ T32] r5:8503ab8c r4:8503a800 [ 1333.643080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.643126][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.643166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.643218][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.643241][ T32] r4:84f79100 [ 1333.643260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.643312][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.643334][ T32] r4:00000001 [ 1333.643354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.643390][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.643418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.643445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.643471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.643499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.643520][ T32] r4:84f605c0 [ 1333.643542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.643584][ T32] INFO: task kworker/1:525:4457 blocked for more than 460 seconds. [ 1333.643619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.643645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.643667][ T32] task:kworker/1:525 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.643720][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.643781][ T32] Call trace: [ 1333.643818][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.643869][ T32] r10:8291a684 r9:eaf49d84 r8:00000002 r7:60000113 r6:eaf49d8c r5:84ee6c00 [ 1333.643892][ T32] r4:84ee6c00 [ 1333.643930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.643985][ T32] r5:84ee6c00 r4:8291a680 [ 1333.644009][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.644049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.644317][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.644721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.644828][ T32] r7:ddde2d80 r6:83018200 r5:84f4a78c r4:84ea3800 ** 2 printk messages dropped ** [ 1333.644942][ T32] r4:84ea3800 ** 5 printk messages dropped ** [ 1333.645136][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.645851][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.646085][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.646349][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1333.646574][ T32] r5:00001000 r4:dfb39000 [ 1333.646612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.646674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.646720][ T32] r5:8503ab8c r4:8503a800 [ 1333.646741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.646788][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.646810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.646878][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.646926][ T32] r4:84f79100 [ 1333.646976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.647028][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.647060][ T32] r4:00000001 [ 1333.647080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.647117][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.647143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.647171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.647220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.647257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.647285][ T32] r4:84f605c0 [ 1333.647306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.647331][ T32] INFO: task kworker/1:526:4459 blocked for more than 460 seconds. [ 1333.647358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.647382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.647403][ T32] task:kworker/1:526 state:D stack:0 pid:4459 tgid:4459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.647446][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.647487][ T32] Call trace: [ 1333.647516][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.647617][ T32] r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000113 r6:eaf55d8c r5:8522e000 [ 1333.660720][ T32] r4:8522e000 [ 1333.660762][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.660829][ T32] r5:8522e000 r4:8291a680 [ 1333.660850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.660890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.660933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 1333.660956][ T32] r4:00000000 [ 1333.660975][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.661009][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.661047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.661089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55040 [ 1333.661111][ T32] r4:00000000 [ 1333.661131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.661177][ T32] r9:83018205 r8:8522e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1333.661200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.661246][ T32] r5:00001000 r4:eaf4d000 [ 1333.661283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.661329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.661421][ T32] r5:84f4ab8c r4:84f4a800 [ 1333.661445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.661494][ T32] r7:ddde2d80 r6:83018200 r5:84f4ab8c r4:84ea3880 [ 1333.661515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1333.661683][ T32] r10:00000000 r9:84ea3880 r8:80287e08 r7:eaf45e60 r6:847d9180 r5:8522e000 ** 9 printk messages dropped ** [ 1333.662470][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1333.663028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1333.663374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.663816][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1333.664070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.664478][ T32] r4:84ee3000 ** 4 printk messages dropped ** [ 1333.664657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 ** 6 printk messages dropped ** [ 1333.664880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.665125][ T32] r5:84f4af8c r4:84f4ac00 ** 1 printk messages dropped ** [ 1333.665196][ T32] r7:ddde2d80 r6:83018200 r5:84f4af8c r4:84ea3900 ** 1 printk messages dropped ** [ 1333.665276][ T32] r10:61c88647 r9:84ee3000 r8:84ea392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.665483][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.665962][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.666318][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.666486][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1333.666718][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.666863][ T32] r5:00001000 r4:dfb39000 ** 6 printk messages dropped ** [ 1333.667097][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.667358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.695161][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.695507][ T32] r4:85240c00 [ 1333.695569][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.695655][ T32] r5:85240c00 r4:8291a680 [ 1333.695706][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.695789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.695876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1333.695920][ T32] r4:00000000 [ 1333.695956][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.696016][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.696095][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.696163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55440 [ 1333.696202][ T32] r4:00000000 [ 1333.696237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.696330][ T32] r9:83018205 r8:85240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1333.696375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.696516][ T32] r5:00001000 r4:eaf6d000 [ 1333.696590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.696662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.696734][ T32] r5:84f4b38c r4:84f4b000 [ 1333.696772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.696849][ T32] r7:ddde2d80 r6:83018200 r5:84f4b38c r4:84ea3980 [ 1333.696886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.697001][ T32] r10:61c88647 r9:85240c00 r8:84ea39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.697057][ T32] r4:84ea3980 [ 1333.697097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.697176][ T32] r10:00000000 r9:84ea3980 r8:80287e08 r7:eaf45e60 r6:847d9280 r5:85240c00 [ 1333.697215][ T32] r4:00000001 [ 1333.697251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.697337][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1333.697390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.697460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.697511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.697618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.701836][ T32] r4:84f55100 [ 1333.702523][ T32] INFO: task kworker/1:528:4463 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.702602][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.702742][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.702841][ T32] Call trace: [ 1333.702899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.702989][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.703044][ T32] r4:00000000 [ 1333.703082][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.703172][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.703251][ T32] 5d20: eb560000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.703306][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.703351][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.703394][ T32] r5:800f0013 r4:80239bb0 [ 1333.703462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.703548][ T32] r4:82ac21e4 [ 1333.703598][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.703679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.703720][ T32] r4:e0585dc0 [ 1333.703756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.703871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.703917][ T32] r4:00000000 [ 1333.703956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.704063][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.704115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.704187][ T32] r5:00001000 r4:dfb39000 [ 1333.704223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.704292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.704376][ T32] r5:8503ab8c r4:8503a800 [ 1333.704417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.704498][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.704536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.704661][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.704706][ T32] r4:84f79100 [ 1333.704755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.705044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.705607][ T32] INFO: task kworker/1:529:4465 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.706239][ T32] r4:85242400 ** 4 printk messages dropped ** [ 1333.706524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 ** 8 printk messages dropped ** [ 1333.706986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.707277][ T32] r5:84f4bf8c r4:84f4bc00 ** 4 printk messages dropped ** [ 1333.726050][ T32] r4:84ea3a00 ** 5 printk messages dropped ** [ 1333.726340][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.727176][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.727610][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1333.729960][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1333.730367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.730756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.731143][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1333.731339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.731367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.731396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.731418][ T32] r4:84f605c0 [ 1333.731442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.731514][ T32] INFO: task kworker/1:530:4467 blocked for more than 460 seconds. [ 1333.731580][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.731634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.731686][ T32] task:kworker/1:530 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.731745][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.731850][ T32] Call trace: [ 1333.731884][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.731936][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:85241800 [ 1333.731964][ T32] r4:85241800 [ 1333.732045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.732095][ T32] r5:85241800 r4:8291a680 [ 1333.732116][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.732237][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.732331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1333.732358][ T32] r4:00000000 [ 1333.732378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.732441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.732479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.732519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55680 [ 1333.732541][ T32] r4:00000000 [ 1333.732561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.732604][ T32] r9:83018205 r8:85241800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1333.732625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.732666][ T32] r5:00001000 r4:eaf91000 [ 1333.732687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.732726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.732834][ T32] r5:84f4bb8c r4:84f4b800 [ 1333.732858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.732904][ T32] r7:ddde2d80 r6:83018200 r5:84f4bb8c r4:84ea3a80 [ 1333.732925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.732970][ T32] r10:61c88647 r9:85241800 r8:84ea3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.732992][ T32] r4:84ea3a80 [ 1333.733010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.733059][ T32] r10:00000000 r9:84ea3a80 r8:80287e08 r7:eaf8de60 r6:847d9380 r5:85241800 [ 1333.733082][ T32] r4:00000001 [ 1333.733144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.733185][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1333.733240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.733291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.733348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.733380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.733404][ T32] r4:84f55400 [ 1333.733898][ T32] INFO: task kworker/1:530:4467 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.733935][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.734042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.734099][ T32] Call trace: [ 1333.734129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.734179][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.734249][ T32] r4:00000000 [ 1333.734272][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.734313][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.734340][ T32] 5d20: eb84a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.734414][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.734444][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.734495][ T32] r5:800f0013 r4:80239bb0 [ 1333.734545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.734590][ T32] r4:82ac21e4 [ 1333.734610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1333.734730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.735248][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 ** 5 printk messages dropped ** [ 1333.735429][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.735569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.735946][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.736313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.736828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.737103][ T32] r5:8519578c r4:85195400 ** 3 printk messages dropped ** [ 1333.737331][ T32] r10:61c88647 r9:85243000 r8:84ea3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.755812][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.756580][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.757031][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1333.757312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.768428][ T32] r5:8503ab8c r4:8503a800 ** 5 printk messages dropped ** [ 1333.768745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.769000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.769342][ T32] task:kworker/1:532 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.769911][ T32] r5:85244800 r4:8291a680 ** 6 printk messages dropped ** [ 1333.770318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.770692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.770760][ T32] r5:8519438c r4:85194000 [ 1333.770784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.770831][ T32] r7:ddde2d80 r6:83018200 r5:8519438c r4:84ea3b80 [ 1333.770853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.770900][ T32] r10:61c88647 r9:85244800 r8:84ea3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.770950][ T32] r4:84ea3b80 [ 1333.770984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.771033][ T32] r10:00000000 r9:84ea3b80 r8:80287e08 r7:eafb1e60 r6:847d9480 r5:85244800 [ 1333.771061][ T32] r4:00000001 [ 1333.771106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.771163][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1333.771194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.771224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.771275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.771343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.771399][ T32] r4:84f55640 [ 1333.771855][ T32] INFO: task kworker/1:532:4471 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.771887][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.772134][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.772262][ T32] Call trace: [ 1333.772297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.772376][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.772429][ T32] r4:00000000 [ 1333.772479][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.772549][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.772581][ T32] 5d20: ebd3a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.772611][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.772662][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.772708][ T32] r5:800f0013 r4:80239bb0 [ 1333.772758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.772804][ T32] r4:82ac21e4 [ 1333.772825][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.772894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.772920][ T32] r4:e0585dc0 [ 1333.772965][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.773013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.773036][ T32] r4:00000000 [ 1333.773062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.773107][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.773129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.773200][ T32] r5:00001000 r4:dfb39000 [ 1333.773223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.773265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.773359][ T32] r5:8503ab8c r4:8503a800 [ 1333.773412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.773471][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.773493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.773542][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.773565][ T32] r4:84f79100 [ 1333.773612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.773662][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.773684][ T32] r4:00000001 [ 1333.773703][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.773764][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.773793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.773821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.773847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.773877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.773900][ T32] r4:84f605c0 [ 1333.773934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.773961][ T32] INFO: task kworker/1:533:4473 blocked for more than 460 seconds. [ 1333.774014][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.774112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.774137][ T32] task:kworker/1:533 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.774183][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.774271][ T32] Call trace: [ 1333.774334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.774383][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:85245400 [ 1333.774461][ T32] r4:85245400 [ 1333.774485][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.774528][ T32] r5:85245400 r4:8291a680 [ 1333.774548][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.774585][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.774656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1333.774708][ T32] r4:00000000 [ 1333.774773][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.774812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.774847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.774919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55a80 [ 1333.774946][ T32] r4:00000000 [ 1333.774980][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.775098][ T32] r9:83018205 r8:85245400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1333.775155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.775202][ T32] r5:00001000 r4:eafc9000 [ 1333.775223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.775266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.775339][ T32] r5:8519478c r4:85194400 [ 1333.775367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.775416][ T32] r7:ddde2d80 r6:83018200 r5:8519478c r4:84ea3c00 [ 1333.775437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.775495][ T32] r10:61c88647 r9:85245400 r8:84ea3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.775521][ T32] r4:84ea3c00 [ 1333.775567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.775616][ T32] r10:00000000 r9:84ea3c00 r8:80287e08 r7:eafb1e60 r6:847d9500 r5:85245400 [ 1333.775640][ T32] r4:00000001 [ 1333.775659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.775720][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1333.775756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.775895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.775926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.775972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.776026][ T32] r4:84f55740 [ 1333.776351][ T32] INFO: task kworker/1:533:4473 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.776386][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.776499][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.776555][ T32] Call trace: [ 1333.776643][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.776698][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.776748][ T32] r4:00000000 [ 1333.776771][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.776811][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.776930][ T32] 5d20: ebd3a000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.776990][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.777025][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.777073][ T32] r5:800f0013 r4:80239bb0 [ 1333.777097][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.777151][ T32] r4:82ac21e4 [ 1333.777277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.777325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.777347][ T32] r4:e0585dc0 [ 1333.777393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.777438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.777463][ T32] r4:00000000 [ 1333.777513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.777562][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.777705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.808054][ T32] r5:00001000 r4:dfb39000 [ 1333.808112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.808182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.808227][ T32] r5:8503ab8c r4:8503a800 [ 1333.808262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.808596][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1333.808846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.809024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.809051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.809077][ T32] task:kworker/1:534 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.809184][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.809238][ T32] Call trace: [ 1333.809302][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.809359][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:85240000 [ 1333.809418][ T32] r4:85240000 [ 1333.809442][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.809507][ T32] r5:85240000 r4:8291a680 [ 1333.809540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.809583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.809625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 1333.809647][ T32] r4:00000000 [ 1333.809667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.809708][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.809751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.809793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55b80 [ 1333.809828][ T32] r4:00000000 [ 1333.809870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.809921][ T32] r9:83018205 r8:85240000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1333.809943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.809995][ T32] r5:00001000 r4:eafdd000 [ 1333.810019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.810105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.810155][ T32] r5:85194b8c r4:85194800 [ 1333.810183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.810250][ T32] r7:ddde2d80 r6:83018200 r5:85194b8c r4:84ea3c80 [ 1333.810274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.810347][ T32] r10:61c88647 r9:85240000 r8:84ea3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.810382][ T32] r4:84ea3c80 [ 1333.810404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.810462][ T32] r10:00000000 r9:84ea3c80 r8:80287e08 r7:eafb1e60 r6:847d9580 r5:85240000 [ 1333.810495][ T32] r4:00000001 [ 1333.810517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.810552][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1333.810578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.810606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.810632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.810660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.810683][ T32] r4:84f55900 [ 1333.811126][ T32] INFO: task kworker/1:534:4475 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.811160][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.811249][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.811307][ T32] Call trace: [ 1333.811337][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.811428][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.811457][ T32] r4:00000000 [ 1333.811476][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.811515][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.811555][ T32] 5d20: ec639000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.811588][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.811613][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.811648][ T32] r5:800f0013 r4:80239bb0 [ 1333.811680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.811734][ T32] r4:82ac21e4 [ 1333.811757][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.811799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.811844][ T32] r4:e0585dc0 [ 1333.811867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.811911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.811943][ T32] r4:00000000 [ 1333.811988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.812038][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.812069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.812164][ T32] r5:00001000 r4:dfb39000 [ 1333.812188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.812227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.812285][ T32] r5:8503ab8c r4:8503a800 [ 1333.812309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.812356][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.812377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.812428][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.812454][ T32] r4:84f79100 [ 1333.812473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.812518][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.812540][ T32] r4:00000001 [ 1333.812559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.812594][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.812672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.812705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.812754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.812791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1333.812920][ T32] INFO: task kworker/1:535:4477 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1333.813300][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:85246000 ** 8 printk messages dropped ** [ 1333.813619][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.814028][ T32] r5:85194f8c r4:85194c00 [ 1333.814051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.814097][ T32] r7:ddde2d80 r6:83018200 r5:85194f8c r4:84ea3d00 ** 2 printk messages dropped ** [ 1333.814184][ T32] r4:84ea3d00 ** 6 printk messages dropped ** [ 1333.814433][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.814959][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.815218][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1333.815435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.815744][ T32] r5:8503ab8c r4:8503a800 ** 4 printk messages dropped ** [ 1333.815946][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1333.816087][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.816317][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1333.816455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.816814][ T32] r5:8522ec00 r4:8291a680 ** 4 printk messages dropped ** [ 1333.816999][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1333.817285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.817424][ T32] r5:8519538c r4:85195000 ** 1 printk messages dropped ** [ 1333.817504][ T32] r7:ddde2d80 r6:83018200 r5:8519538c r4:84ea3d80 [ 1333.817524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.839892][ T32] r10:61c88647 r9:8522ec00 r8:84ea3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.839979][ T32] r4:84ea3d80 [ 1333.840006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.840080][ T32] r10:00000000 r9:84ea3d80 r8:80287e08 r7:eafb1e60 r6:847d9680 r5:8522ec00 [ 1333.840123][ T32] r4:00000001 [ 1333.840152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.840195][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1333.840225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.840253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.840287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.840317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.840339][ T32] r4:84f55b40 [ 1333.840791][ T32] INFO: task kworker/1:536:4479 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.840848][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.840985][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.841040][ T32] Call trace: [ 1333.841072][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.841166][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.841195][ T32] r4:00000000 [ 1333.841216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.841285][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.841320][ T32] 5d20: ecc61000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.841350][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.841375][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.841420][ T32] r5:800f0013 r4:80239bb0 [ 1333.841476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.841537][ T32] r4:82ac21e4 [ 1333.841561][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.841606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.841638][ T32] r4:e0585dc0 [ 1333.841661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.841723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.841749][ T32] r4:00000000 [ 1333.841804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.841855][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.841877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.841920][ T32] r5:00001000 r4:dfb39000 [ 1333.841940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.841979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.842038][ T32] r5:8503ab8c r4:8503a800 [ 1333.842084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.842135][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:84f79100 [ 1333.842157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.842240][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.842265][ T32] r4:84f79100 [ 1333.842291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.842340][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.842363][ T32] r4:00000001 [ 1333.842383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.842429][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.842460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.842489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.842536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.842598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.842623][ T32] r4:84f605c0 [ 1333.842667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.842711][ T32] INFO: task kworker/1:537:4481 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.842875][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.843242][ T32] r5:85243c00 r4:8291a680 ** 4 printk messages dropped ** [ 1333.843459][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1333.843878][ T32] r5:85195b8c r4:85195800 [ 1333.843923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.844003][ T32] r7:ddde2d80 r6:83018200 r5:85195b8c r4:84ea3e00 ** 1 printk messages dropped ** [ 1333.844085][ T32] r10:61c88647 r9:85243c00 r8:84ea3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.844392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.844899][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.845185][ T32] 5d20: ecc61000 ecf81000 00000001 80239b98 7f22b000 00000001 ** 7 printk messages dropped ** [ 1333.845556][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1333.845695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1333.846052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.846323][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1333.846527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1333.846703][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.846764][ T32] Call trace: [ 1333.846798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.846865][ T32] r10:8291a684 r9:eb055d84 r8:00000002 r7:60000113 r6:eb055d8c r5:852a8c00 [ 1333.846892][ T32] r4:852a8c00 [ 1333.846934][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.846980][ T32] r5:852a8c00 r4:8291a680 [ 1333.847001][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.847038][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.847079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1333.847101][ T32] r4:00000000 [ 1333.847129][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.847166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.847217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.847261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84706340 [ 1333.847290][ T32] r4:00000000 [ 1333.847311][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.847355][ T32] r9:83018205 r8:852a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1333.847377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.847418][ T32] r5:00001000 r4:eb091000 [ 1333.847447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.847521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.847613][ T32] r5:85196b8c r4:85196800 [ 1333.868187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.868308][ T32] r7:ddde2d80 r6:83018200 r5:85196b8c r4:84ea3e80 [ 1333.868363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.868418][ T32] r10:61c88647 r9:852a8c00 r8:84ea3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.868442][ T32] r4:84ea3e80 [ 1333.868482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.868534][ T32] r10:00000000 r9:84ea3e80 r8:80287e08 r7:eb045e60 r6:847d9780 r5:852a8c00 [ 1333.868581][ T32] r4:00000001 [ 1333.868611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.868652][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1333.868705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.868739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.868863][ T32] r4:84f55d40 [ 1333.869325][ T32] INFO: task kworker/1:538:4483 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.869360][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.869429][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.869513][ T32] Call trace: [ 1333.869591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.869648][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.869698][ T32] r4:00000000 [ 1333.869721][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.869783][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.869830][ T32] 5d20: ecea9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.869862][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.869899][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.869925][ T32] r5:800f0013 r4:80239bb0 [ 1333.869947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.869989][ T32] r4:82ac21e4 [ 1333.870021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.870073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1333.870238][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.870511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.870842][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1333.871064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.871338][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.871599][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1333.871964][ T32] r9:83018205 r8:852a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 ** 4 printk messages dropped ** [ 1333.872126][ T32] r5:85195f8c r4:85195c00 ** 3 printk messages dropped ** [ 1333.872296][ T32] r10:61c88647 r9:852a8000 r8:84ea3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.872528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.873314][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1333.873651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1333.874019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.874380][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.874577][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1333.874798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.874825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.874846][ T32] task:kworker/1:540 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.874901][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.874946][ T32] Call trace: [ 1333.874975][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.875020][ T32] r10:8291a684 r9:eb079d84 r8:00000002 r7:60000013 r6:eb079d8c r5:852ab000 [ 1333.875044][ T32] r4:852ab000 [ 1333.875064][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.875133][ T32] r5:852ab000 r4:8291a680 [ 1333.875158][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.875211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.875257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1333.875287][ T32] r4:00000000 [ 1333.875308][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.875342][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.875375][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.875416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84706440 [ 1333.875437][ T32] r4:00000000 [ 1333.875457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.875499][ T32] r9:83018205 r8:852ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1333.875556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.875602][ T32] r5:00001000 r4:eb071000 [ 1333.875642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.875685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.875727][ T32] r5:8519638c r4:85196000 [ 1333.875747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.875791][ T32] r7:ddde2d80 r6:83018200 r5:8519638c r4:84ea3f80 [ 1333.875811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.875856][ T32] r10:61c88647 r9:852ab000 r8:84ea3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.875878][ T32] r4:84ea3f80 [ 1333.875897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.875942][ T32] r10:00000000 r9:84ea3f80 r8:80287e08 r7:eb055e60 r6:847d9880 r5:852ab000 [ 1333.875964][ T32] r4:00000001 [ 1333.875982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.876054][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1333.876090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.876118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.876145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.876174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.876196][ T32] r4:84706000 [ 1333.876466][ T32] INFO: task kworker/1:540:4487 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.876497][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.876553][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.876605][ T32] Call trace: [ 1333.876638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.876687][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.876710][ T32] r4:00000000 [ 1333.876729][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.876793][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.876847][ T32] 5d20: ecea9000 ecf81000 00000001 80239b98 7f22b000 00000001 [ 1333.876887][ T32] 5d40: 82ac15a0 7f22b000 ecf81000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.876915][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1333.876961][ T32] r5:800f0013 r4:80239bb0 [ 1333.876984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.877028][ T32] r4:82ac21e4 [ 1333.877080][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.877146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.877171][ T32] r4:e0585dc0 [ 1333.877210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.877255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f60880 [ 1333.877304][ T32] r4:00000000 [ 1333.877328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.877374][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.877395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.877469][ T32] r5:00001000 r4:dfb39000 [ 1333.877515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.877621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.898287][ T32] r5:843adb8c r4:843ad800 [ 1333.898337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.898450][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1333.898489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.898545][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.898569][ T32] r4:84f79100 [ 1333.898590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.898647][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.898695][ T32] r4:00000001 [ 1333.898742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.898785][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.898817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.898845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.899310][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.899692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.900049][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.900523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.900792][ T32] r7:ddde2d80 r6:83018200 r5:8519678c r4:85151f80 ** 4 printk messages dropped ** [ 1333.901101][ T32] r10:00000000 r9:85151f80 r8:80287e08 r7:eb055e60 r6:847d9900 r5:852aa400 ** 9 printk messages dropped ** [ 1333.901911][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.902405][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1333.902429][ T32] r5:900f0013 r4:80239bb0 [ 1333.902471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.902536][ T32] r4:82ac21e4 [ 1333.902560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.902611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.902635][ T32] r4:e0585dc0 [ 1333.902657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.902698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1333.902720][ T32] r4:00000000 [ 1333.902762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.902840][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1333.902865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.902911][ T32] r5:00001000 r4:ed2cb000 [ 1333.902955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.902998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.903052][ T32] r5:843adb8c r4:843ad800 [ 1333.903092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.903167][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1333.903193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.903251][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.903304][ T32] r4:84f79100 [ 1333.903327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.903384][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.903426][ T32] r4:00000001 [ 1333.903449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.903486][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.903542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.903574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.903620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.903679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.903730][ T32] r4:84f605c0 [ 1333.903764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.903789][ T32] INFO: task kworker/1:542:4491 blocked for more than 460 seconds. [ 1333.903843][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.903870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.903913][ T32] task:kworker/1:542 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.903969][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.904040][ T32] Call trace: [ 1333.904073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.904121][ T32] r10:8291a684 r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:852a9800 [ 1333.904144][ T32] r4:852a9800 [ 1333.904186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.904232][ T32] r5:852a9800 r4:8291a680 [ 1333.904252][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.904296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.904339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1333.904361][ T32] r4:00000000 [ 1333.904391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.904431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.904493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.904538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84706c00 ** 3 printk messages dropped ** [ 1333.904672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.904863][ T32] r5:85197f8c r4:85197c00 ** 1 printk messages dropped ** [ 1333.904960][ T32] r7:ddde2d80 r6:83018200 r5:85197f8c r4:84f6f000 ** 4 printk messages dropped ** [ 1333.905157][ T32] r10:00000000 r9:84f6f000 r8:80287e08 r7:eb055e60 r6:847d9980 r5:852a9800 ** 9 printk messages dropped ** [ 1333.905800][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.906457][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1333.906618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1333.907046][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1333.907273][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1333.935007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1333.935240][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.935627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1333.935939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.936220][ T32] r5:85196f8c r4:85196c00 ** 1 printk messages dropped ** [ 1333.936320][ T32] r7:ddde2d80 r6:83018200 r5:85196f8c r4:84f6f080 ** 1 printk messages dropped ** [ 1333.936389][ T32] r10:61c88647 r9:852abc00 r8:84f6f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.936411][ T32] r4:84f6f080 [ 1333.936431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.936476][ T32] r10:00000000 r9:84f6f080 r8:80287e08 r7:eb0a1e60 r6:847d9a00 r5:852abc00 [ 1333.936498][ T32] r4:00000001 [ 1333.936597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.936661][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1333.936694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.936745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.936783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.936815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.936837][ T32] r4:847063c0 [ 1333.937327][ T32] INFO: task kworker/1:543:4493 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.937398][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.937543][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.937631][ T32] Call trace: [ 1333.937708][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.937760][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.937809][ T32] r4:00000000 [ 1333.950803][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.950892][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.950927][ T32] 5d20: 7ff7b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1333.950957][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.950981][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1333.951080][ T32] r5:900f0013 r4:80239bb0 [ 1333.951127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.951176][ T32] r4:82ac21e4 [ 1333.951217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.951295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.951337][ T32] r4:e0585dc0 [ 1333.951374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.951420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1333.951463][ T32] r4:00000000 [ 1333.951507][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.951578][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1333.951604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.951651][ T32] r5:00001000 r4:ed2cb000 [ 1333.951671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.951710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.951752][ T32] r5:843adb8c r4:843ad800 [ 1333.951773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.951819][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1333.951864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.951942][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.951989][ T32] r4:84f79100 [ 1333.952044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.952097][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1333.952120][ T32] r4:00000001 [ 1333.952144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.952180][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.952228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.952271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.952300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.952329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.952351][ T32] r4:84f605c0 [ 1333.952396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.952441][ T32] INFO: task kworker/1:544:4495 blocked for more than 460 seconds. [ 1333.952476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.952501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.952523][ T32] task:kworker/1:544 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.952600][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.952670][ T32] Call trace: [ 1333.952723][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.952774][ T32] r10:8291a684 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:852ac800 ** 4 printk messages dropped ** [ 1333.952986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.953239][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.953504][ T32] r5:8519738c r4:85197000 [ 1333.953533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.953581][ T32] r7:ddde2d80 r6:83018200 r5:8519738c r4:84f6f100 ** 1 printk messages dropped ** [ 1333.953670][ T32] r10:61c88647 r9:852ac800 r8:84f6f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.953873][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) ** 6 printk messages dropped ** [ 1333.954624][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.954844][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.954996][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff ** 5 printk messages dropped ** [ 1333.955190][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1333.955370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.955699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.956150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1333.956248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.956306][ T32] INFO: task kworker/1:545:4497 blocked for more than 460 seconds. [ 1333.956363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.956390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.956452][ T32] task:kworker/1:545 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.956524][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.956591][ T32] Call trace: [ 1333.956623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.956691][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:852aec00 [ 1333.956737][ T32] r4:852aec00 [ 1333.956760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.956802][ T32] r5:852aec00 r4:8291a680 [ 1333.956845][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.956886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.956930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1333.956953][ T32] r4:00000000 [ 1333.956998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.957044][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.957079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.957128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84706a40 [ 1333.957154][ T32] r4:00000000 [ 1333.957187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.957232][ T32] r9:83018205 r8:852aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1333.957277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.957323][ T32] r5:00001000 r4:dfd4d000 [ 1333.957343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.957382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.957423][ T32] r5:8519778c r4:85197400 [ 1333.957474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.957552][ T32] r7:ddde2d80 r6:83018200 r5:8519778c r4:84f6f180 [ 1333.957645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.978272][ T32] r10:61c88647 r9:852aec00 r8:84f6f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.978330][ T32] r4:84f6f180 [ 1333.978360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.978433][ T32] r10:00000000 r9:84f6f180 r8:80287e08 r7:eb0a1e60 r6:847d9b00 r5:852aec00 [ 1333.978479][ T32] r4:00000001 [ 1333.978503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.978554][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 1333.978597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.978627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.978654][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.978699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.978724][ T32] r4:84706780 [ 1333.979188][ T32] INFO: task kworker/1:545:4497 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.979238][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.979324][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.979388][ T32] Call trace: [ 1333.979440][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.979519][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1333.979546][ T32] r4:00000000 [ 1333.979568][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.979609][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.979636][ T32] 5d20: 80536000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1333.979684][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.979713][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1333.979824][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.980073][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.980366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.980679][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1333.981047][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1333.981270][ T32] task:kworker/1:546 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.981716][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.982253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.982439][ T32] r5:85197b8c r4:85197800 ** 3 printk messages dropped ** [ 1333.982665][ T32] r10:61c88647 r9:85246c00 r8:84f6f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.983112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.983726][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1333.983959][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1333.984256][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1333.984377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.984624][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1333.984873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.985209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.985334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.985396][ T32] INFO: task kworker/1:547:4501 blocked for more than 460 seconds. [ 1333.985455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.985490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.985513][ T32] task:kworker/1:547 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.985558][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.985600][ T32] Call trace: [ 1333.985630][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.985697][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000113 r6:eb0b9d8c r5:852b0000 [ 1333.985724][ T32] r4:852b0000 [ 1333.985764][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.985817][ T32] r5:852b0000 r4:8291a680 [ 1333.985866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.985946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.986004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1333.986036][ T32] r4:00000000 [ 1333.986079][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.986148][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.986253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.986302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f55fc0 [ 1333.986325][ T32] r4:00000000 [ 1333.986345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.986388][ T32] r9:83018205 r8:852b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1333.986408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.986450][ T32] r5:00001000 r4:e0703000 [ 1333.986469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.986506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.986546][ T32] r5:8507178c r4:85071400 [ 1333.986565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.986610][ T32] r7:ddde2d80 r6:83018200 r5:8507178c r4:84f6f300 [ 1333.986666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.986741][ T32] r10:61c88647 r9:852b0000 r8:84f6f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.986799][ T32] r4:84f6f300 [ 1333.986821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.986890][ T32] r10:00000000 r9:84f6f300 r8:80287e08 r7:eb0a1e60 r6:847d9c00 r5:852b0000 [ 1333.986915][ T32] r4:00000001 [ 1333.986933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.986972][ T32] Exception stack(0xeb0b9fb0 to 0xeb0b9ff8) [ 1333.987007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.987048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.987074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.987124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.987171][ T32] r4:84706c80 [ 1333.987422][ T32] INFO: task kworker/1:547:4501 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1333.987452][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.987578][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.008231][ T32] Call trace: [ 1334.008280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.008379][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.008410][ T32] r4:00000000 [ 1334.008455][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.008515][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.008551][ T32] 5d20: 809f9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.008580][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.008626][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.008654][ T32] r5:800f0013 r4:80239bb0 [ 1334.008695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.008742][ T32] r4:82ac21e4 [ 1334.008762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.008804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.008826][ T32] r4:e0585dc0 [ 1334.008845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.008906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.008932][ T32] r4:00000000 [ 1334.008953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.009051][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.009078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.009405][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1334.009594][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1334.009775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.010017][ T32] task:kworker/1:548 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.010524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 ** 6 printk messages dropped ** [ 1334.010770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1334.011044][ T32] r5:8507038c r4:85070000 [ 1334.011064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.011110][ T32] r7:ddde2d80 r6:83018200 r5:8507038c r4:84f6f280 [ 1334.011130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.011175][ T32] r10:61c88647 r9:852b1800 r8:84f6f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.011217][ T32] r4:84f6f280 [ 1334.011248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.011297][ T32] r10:00000000 r9:84f6f280 r8:80287e08 r7:eb0b9e60 r6:847d9c80 r5:852b1800 [ 1334.011321][ T32] r4:00000001 [ 1334.011342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.011377][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 1334.011404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.011452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.011482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.011511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.011555][ T32] r4:84706a80 [ 1334.012047][ T32] INFO: task kworker/1:548:4503 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.012102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.012197][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.012249][ T32] Call trace: [ 1334.012278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.012327][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.012350][ T32] r4:00000000 [ 1334.012390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.012454][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.012485][ T32] 5d20: 809f9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.012514][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.012539][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.012562][ T32] r5:800f0013 r4:80239bb0 [ 1334.012594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.012638][ T32] r4:82ac21e4 [ 1334.012658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.012700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.012722][ T32] r4:e0585dc0 [ 1334.012741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.012801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.012847][ T32] r4:00000000 [ 1334.012890][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.012938][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.012959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.012999][ T32] r5:00001000 r4:ed2cb000 [ 1334.013018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.013083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.013129][ T32] r5:843adb8c r4:843ad800 [ 1334.013151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.013196][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.013217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.013263][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.013285][ T32] r4:84f79100 [ 1334.013304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.013369][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.013395][ T32] r4:00000001 [ 1334.013434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.013492][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.013541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.013591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.013622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.013651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.013672][ T32] r4:84f605c0 [ 1334.013706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.013754][ T32] INFO: task kworker/1:549:4505 blocked for more than 460 seconds. [ 1334.013808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.013833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.013876][ T32] task:kworker/1:549 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.013948][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.013989][ T32] Call trace: [ 1334.014047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.014104][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:852b3000 [ 1334.014130][ T32] r4:852b3000 [ 1334.014150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.014217][ T32] r5:852b3000 r4:8291a680 [ 1334.014238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.014307][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.014390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1334.014457][ T32] r4:00000000 [ 1334.014480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1334.014569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.014909][ T32] r5:85070b8c r4:85070800 [ 1334.014952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.015187][ T32] r10:61c88647 r9:852b3000 r8:84f6f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.015447][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) ** 1 printk messages dropped ** [ 1334.015555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.015607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.015637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.015671][ T32] r4:84706cc0 [ 1334.015967][ T32] INFO: task kworker/1:549:4505 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.016004][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.016068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.016114][ T32] Call trace: [ 1334.016186][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.016257][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.016287][ T32] r4:00000000 [ 1334.016307][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.016346][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.016374][ T32] 5d20: 809f9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.016437][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.016467][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.016494][ T32] r5:800f0013 r4:80239bb0 [ 1334.016536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.016580][ T32] r4:82ac21e4 [ 1334.016622][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.016687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.016735][ T32] r4:e0585dc0 [ 1334.016757][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.016799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.016821][ T32] r4:00000000 [ 1334.016854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.016902][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.016934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.016981][ T32] r5:00001000 r4:ed2cb000 [ 1334.017001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.017050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.017113][ T32] r5:843adb8c r4:843ad800 [ 1334.017136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.017184][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.017205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.017251][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.017273][ T32] r4:84f79100 [ 1334.017291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.017369][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.017396][ T32] r4:00000001 [ 1334.017414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.017472][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.017576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.032638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.032692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.032758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.032809][ T32] r4:84f605c0 [ 1334.032837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.032868][ T32] INFO: task kworker/1:550:4508 blocked for more than 460 seconds. [ 1334.032933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.032961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.032985][ T32] task:kworker/1:550 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.033079][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.033167][ T32] Call trace: [ 1334.033210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.033269][ T32] r10:8291a684 r9:eb0d1d84 r8:00000002 r7:60000113 r6:eb0d1d8c r5:852b3c00 [ 1334.033293][ T32] r4:852b3c00 [ 1334.033334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.033422][ T32] r5:852b3c00 r4:8291a680 [ 1334.033446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.033486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.033570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 [ 1334.033596][ T32] r4:00000000 [ 1334.033636][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.033674][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.033733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.033778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f61e40 [ 1334.033800][ T32] r4:00000000 [ 1334.033820][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.033865][ T32] r9:83018205 r8:852b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.033887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.033929][ T32] r5:00001000 r4:e0659000 [ 1334.033949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.034010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.034063][ T32] r5:85070f8c r4:85070c00 [ 1334.034084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.034130][ T32] r7:ddde2d80 r6:83018200 r5:85070f8c r4:84f6f400 [ 1334.034173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.034250][ T32] r10:61c88647 r9:852b3c00 r8:84f6f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.034315][ T32] r4:84f6f400 [ 1334.034360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.034409][ T32] r10:00000000 r9:84f6f400 r8:80287e08 r7:eb0b9e60 r6:847d9d80 r5:852b3c00 [ 1334.034452][ T32] r4:00000001 [ 1334.034534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.034630][ T32] Exception stack(0xeb0d1fb0 to 0xeb0d1ff8) [ 1334.034668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.034727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.034756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.034785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.034806][ T32] r4:84706fc0 [ 1334.035260][ T32] INFO: task kworker/1:550:4508 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.035337][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.035694][ T32] 5d20: 80bcb000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 7 printk messages dropped ** [ 1334.036067][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1334.036307][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 8 printk messages dropped ** [ 1334.036828][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.037059][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1334.037262][ T32] INFO: task kworker/1:551:4510 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.055808][ T32] r4:852b2400 ** 3 printk messages dropped ** [ 1334.056102][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.056566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.056786][ T32] r5:8507138c r4:85071000 ** 3 printk messages dropped ** [ 1334.056979][ T32] r10:61c88647 r9:852b2400 r8:84f6f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.057203][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) ** 6 printk messages dropped ** [ 1334.068440][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.068993][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1334.069280][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1334.069366][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.069452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.069812][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.070090][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.070683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1334.071462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.071555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.071655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1334.071709][ T32] r4:00000000 [ 1334.071767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.071842][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.071921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.072052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f140 [ 1334.072144][ T32] r4:00000000 [ 1334.072200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.072314][ T32] r9:83018205 r8:852b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.072410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.072513][ T32] r5:00001000 r4:e077d000 [ 1334.072574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.072665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.072766][ T32] r5:85071b8c r4:85071800 [ 1334.072829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.072940][ T32] r7:ddde2d80 r6:83018200 r5:85071b8c r4:84f6f500 [ 1334.073014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.073146][ T32] r10:61c88647 r9:852b0c00 r8:84f6f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.073223][ T32] r4:84f6f500 [ 1334.073305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.073409][ T32] r10:00000000 r9:84f6f500 r8:80287e08 r7:eb0b9e60 r6:847d9e80 r5:852b0c00 [ 1334.073483][ T32] r4:00000001 [ 1334.073536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.073646][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1334.073719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.073783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.073844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.073915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.073966][ T32] r4:84f61cc0 [ 1334.074601][ T32] INFO: task kworker/1:552:4513 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.074726][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.074858][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.074950][ T32] Call trace: [ 1334.075016][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.075142][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.075199][ T32] r4:00000000 [ 1334.075246][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.075370][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.075442][ T32] 5d20: 81221000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.075527][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.075590][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.075647][ T32] r5:800f0013 r4:80239bb0 [ 1334.075699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.075793][ T32] r4:82ac21e4 [ 1334.075840][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.075933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.075987][ T32] r4:e0585dc0 [ 1334.076072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.076193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.076261][ T32] r4:00000000 [ 1334.076352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.076456][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.076501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.076586][ T32] r5:00001000 r4:ed2cb000 [ 1334.076628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.076706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.076817][ T32] r5:843adb8c r4:843ad800 [ 1334.076883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.076990][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.077072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.077175][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.077225][ T32] r4:84f79100 [ 1334.077301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.077408][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.077487][ T32] r4:00000001 [ 1334.077625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.098435][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.098532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.098587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.098658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.098775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.098854][ T32] r4:84f605c0 [ 1334.098913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.099000][ T32] INFO: task kworker/1:553:4515 blocked for more than 460 seconds. [ 1334.099113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.099173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.099223][ T32] task:kworker/1:553 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.099345][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.099524][ T32] Call trace: [ 1334.099673][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.099874][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000013 r6:eb0e5d8c r5:852b5400 [ 1334.099926][ T32] r4:852b5400 [ 1334.099969][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.100073][ T32] r5:852b5400 r4:8291a680 [ 1334.100117][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.100218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.100328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 ** 3 printk messages dropped ** [ 1334.100682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.101407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.101764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.102320][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) ** 6 printk messages dropped ** [ 1334.103499][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.104234][ T32] 5d20: 81370000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 4 printk messages dropped ** [ 1334.104605][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.104935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1334.105609][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1334.106000][ T32] r4:84f79100 [ 1334.106057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.106163][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.106247][ T32] r4:00000001 [ 1334.106301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.106384][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.106447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.106548][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.106615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.106684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.106739][ T32] r4:84f605c0 [ 1334.106790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.106849][ T32] INFO: task kworker/0:143:4518 blocked for more than 460 seconds. [ 1334.106911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.106980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.107038][ T32] task:kworker/0:143 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.107140][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.107233][ T32] Call trace: [ 1334.107310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.107464][ T32] r10:8291a684 r9:eb0ddd84 r8:00000002 r7:60000113 r6:eb0ddd8c r5:852b6000 [ 1334.107530][ T32] r4:852b6000 [ 1334.133386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.133519][ T32] r5:852b6000 r4:8291a680 [ 1334.133543][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.133584][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.133627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1334.133650][ T32] r4:00000000 [ 1334.133669][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.133702][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.133762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.133828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291580 [ 1334.133854][ T32] r4:00000000 [ 1334.133876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.133942][ T32] r9:83018005 r8:852b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.134034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.134084][ T32] r5:00001000 r4:eab8b000 [ 1334.134105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.134152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.134239][ T32] r5:85259b8c r4:85259800 [ 1334.134268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.134322][ T32] r7:dddced80 r6:83018000 r5:85259b8c r4:847d9f80 [ 1334.134344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.134391][ T32] r10:61c88647 r9:852b6000 r8:847d9fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.134415][ T32] r4:847d9f80 [ 1334.134434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.134479][ T32] r10:00000000 r9:847d9f80 r8:80287e08 r7:eaccde60 r6:8528c000 r5:852b6000 [ 1334.134518][ T32] r4:00000001 [ 1334.134541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.134580][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1334.134609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.134638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.134663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.134691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.134713][ T32] r4:84e6c740 [ 1334.135168][ T32] INFO: task kworker/0:143:4518 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.135203][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.135312][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.135363][ T32] Call trace: [ 1334.135411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.135464][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.135488][ T32] r4:00000000 [ 1334.135507][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.135555][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.135587][ T32] 5d20: 81839000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.135616][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.135640][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.135688][ T32] r5:800f0013 r4:80239bb0 [ 1334.135738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.135806][ T32] r4:82ac21e4 [ 1334.135837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.135884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.135907][ T32] r4:e0585dc0 [ 1334.135926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.135966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.136009][ T32] r4:00000000 [ 1334.136041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.136087][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.136122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.136200][ T32] r5:00001000 r4:ed2cb000 [ 1334.136224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.136295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.136360][ T32] r5:843adb8c r4:843ad800 [ 1334.136388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.136436][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.136457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.136503][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.136535][ T32] r4:84f79100 [ 1334.136566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.136615][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.136638][ T32] r4:00000001 [ 1334.136671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.136710][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.136736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.136763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.136789][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.136817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.136839][ T32] r4:84f605c0 [ 1334.136859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.136887][ T32] INFO: task kworker/1:554:4520 blocked for more than 460 seconds. [ 1334.136929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.136958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.136980][ T32] task:kworker/1:554 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.137244][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1334.137560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.152208][ T32] r5:00001000 r4:e0835000 ** 1 printk messages dropped ** [ 1334.152268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.152310][ T32] r5:8507238c r4:85072000 [ 1334.152352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.152406][ T32] r7:ddde2d80 r6:83018200 r5:8507238c r4:84f6f600 [ 1334.152428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.152494][ T32] r10:61c88647 r9:852b6c00 r8:84f6f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.152520][ T32] r4:84f6f600 ** 1 printk messages dropped ** [ 1334.152588][ T32] r10:00000000 r9:84f6f600 r8:80287e08 r7:eb0e5e60 r6:8528c080 r5:852b6c00 ** 5 printk messages dropped ** [ 1334.152761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.153429][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.153700][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.153761][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.153937][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1334.154185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1334.154645][ T32] r4:84f79100 ** 5 printk messages dropped ** [ 1334.154809][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.155012][ T32] INFO: task kworker/1:555:4521 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1334.155139][ T32] task:kworker/1:555 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.155631][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.155697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e9e08 [ 1334.155722][ T32] r4:00000000 [ 1334.155743][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.155786][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.155825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.155887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f680 [ 1334.155917][ T32] r4:00000000 [ 1334.155939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.155983][ T32] r9:83018205 r8:852b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.156006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.156055][ T32] r5:00001000 r4:e496f000 [ 1334.156075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.156113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.156155][ T32] r5:8507278c r4:85072400 [ 1334.156191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.156249][ T32] r7:ddde2d80 r6:83018200 r5:8507278c r4:84f6f680 [ 1334.156284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.156333][ T32] r10:61c88647 r9:852b4800 r8:84f6f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.156375][ T32] r4:84f6f680 [ 1334.156398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.156443][ T32] r10:00000000 r9:84f6f680 r8:80287e08 r7:ead7de60 r6:8528c100 r5:852b4800 [ 1334.156487][ T32] r4:00000001 [ 1334.156536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.156575][ T32] Exception stack(0xeb0e9fb0 to 0xeb0e9ff8) [ 1334.156621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.156692][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.156721][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.156771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.156817][ T32] r4:8528f440 [ 1334.157074][ T32] INFO: task kworker/1:555:4521 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.157105][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.157182][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.157226][ T32] Call trace: [ 1334.157282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.157333][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.157356][ T32] r4:00000000 [ 1334.157375][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.157413][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.157460][ T32] 5d20: 81b93000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.157494][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.157519][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.157542][ T32] r5:800f0013 r4:80239bb0 [ 1334.157562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.173599][ T32] r4:82ac21e4 [ 1334.173661][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.173751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.173795][ T32] r4:e0585dc0 [ 1334.173846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.173902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.173954][ T32] r4:00000000 [ 1334.173994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.174052][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.174084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.174133][ T32] r5:00001000 r4:ed2cb000 [ 1334.174156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.174219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.174265][ T32] r5:843adb8c r4:843ad800 [ 1334.174285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.174343][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.174368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.174439][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.174473][ T32] r4:84f79100 [ 1334.174517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.174567][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.174589][ T32] r4:00000001 [ 1334.174609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.174647][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.174698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.174739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.174788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.174842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.174867][ T32] r4:84f605c0 [ 1334.174890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.174940][ T32] INFO: task kworker/1:556:4524 blocked for more than 460 seconds. [ 1334.174975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.175001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.175043][ T32] task:kworker/1:556 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.175103][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.175170][ T32] Call trace: [ 1334.175203][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.175274][ T32] r10:8291a684 r9:eb0edd84 r8:00000002 r7:60000113 r6:eb0edd8c r5:852ae000 [ 1334.175320][ T32] r4:852ae000 [ 1334.175344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.175387][ T32] r5:852ae000 r4:8291a680 [ 1334.175407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.175445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.175502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 ** 3 printk messages dropped ** [ 1334.175636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.175936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.175978][ T32] r5:85072f8c r4:85072c00 [ 1334.175997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.176079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.176164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.176465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.176954][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1334.177209][ T32] r4:00000000 [ 1334.177248][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.177311][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.177347][ T32] 5d20: 81ff5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.177378][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.177403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.177428][ T32] r5:800f0013 r4:80239bb0 [ 1334.177465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.177559][ T32] r4:82ac21e4 [ 1334.187950][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.188081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.188111][ T32] r4:e0585dc0 [ 1334.188132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.188177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.188201][ T32] r4:00000000 [ 1334.188221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.188268][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.188290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.188336][ T32] r5:00001000 r4:ed2cb000 [ 1334.188362][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.188429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.188477][ T32] r5:843adb8c r4:843ad800 [ 1334.188517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.188569][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.188591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.188640][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.188663][ T32] r4:84f79100 [ 1334.188683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.188730][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.188753][ T32] r4:00000001 [ 1334.188791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.188833][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.188864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.188891][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.188917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.188970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.188996][ T32] r4:84f605c0 [ 1334.189055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.189099][ T32] INFO: task kworker/1:557:4527 blocked for more than 460 seconds. [ 1334.189133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.189157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.189179][ T32] task:kworker/1:557 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.189268][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.189316][ T32] Call trace: [ 1334.189375][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.189428][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000013 r6:eb0f9d8c r5:84ed0c00 [ 1334.189450][ T32] r4:84ed0c00 [ 1334.189470][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.189511][ T32] r5:84ed0c00 r4:8291a680 [ 1334.189554][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.189597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.189640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1334.189671][ T32] r4:00000000 [ 1334.189715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.189761][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.189824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.189869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f780 [ 1334.189891][ T32] r4:00000000 [ 1334.189931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.189985][ T32] r9:83018205 r8:84ed0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1334.190018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.190073][ T32] r5:00001000 r4:e8999000 [ 1334.190093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.190152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.190243][ T32] r5:85072b8c r4:85072800 [ 1334.190286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.190335][ T32] r7:ddde2d80 r6:83018200 r5:85072b8c r4:84f6f780 [ 1334.190387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.190439][ T32] r10:61c88647 r9:84ed0c00 r8:84f6f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.190462][ T32] r4:84f6f780 [ 1334.190502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.190552][ T32] r10:00000000 r9:84f6f780 r8:80287e08 r7:eb0ede60 r6:8528c200 r5:84ed0c00 [ 1334.190575][ T32] r4:00000001 [ 1334.190613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.190673][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1334.190713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.190768][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.190797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.190826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.190848][ T32] r4:8528f5c0 [ 1334.191307][ T32] INFO: task kworker/1:557:4527 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.191348][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.191404][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.191447][ T32] Call trace: [ 1334.191490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.191560][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 3 printk messages dropped ** [ 1334.191698][ T32] 5d20: 8215f000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1334.192032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1334.192592][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.192714][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1334.193044][ T32] INFO: task kworker/1:558:4528 blocked for more than 460 seconds. [ 1334.193076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.193112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.193135][ T32] task:kworker/1:558 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.193203][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.193272][ T32] Call trace: [ 1334.193321][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.193372][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000013 r6:eb0fdd8c r5:84ed1800 [ 1334.193396][ T32] r4:84ed1800 [ 1334.193416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.193458][ T32] r5:84ed1800 r4:8291a680 [ 1334.193476][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.193513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.193553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0fde08 [ 1334.193604][ T32] r4:00000000 [ 1334.193626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.193672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.193709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.193749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fa00 [ 1334.193771][ T32] r4:00000000 [ 1334.193800][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.193865][ T32] r9:83018205 r8:84ed1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.193891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.193955][ T32] r5:00001000 r4:eaa57000 [ 1334.193977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.194016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.194066][ T32] r5:8507338c r4:85073000 [ 1334.194085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.194130][ T32] r7:ddde2d80 r6:83018200 r5:8507338c r4:84f6f800 [ 1334.194150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.194221][ T32] r10:61c88647 r9:84ed1800 r8:84f6f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.194256][ T32] r4:84f6f800 [ 1334.194279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.194324][ T32] r10:00000000 r9:84f6f800 r8:80287e08 r7:eb0ede60 r6:8528c280 r5:84ed1800 [ 1334.194346][ T32] r4:00000001 [ 1334.194365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.194399][ T32] Exception stack(0xeb0fdfb0 to 0xeb0fdff8) [ 1334.194424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.194452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.194477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.194504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.194557][ T32] r4:8528f600 [ 1334.194805][ T32] INFO: task kworker/1:558:4528 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.194835][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.194888][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.194929][ T32] Call trace: [ 1334.194972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.195029][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.195054][ T32] r4:00000000 [ 1334.195073][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.195131][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.195183][ T32] 5d20: 8215f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.195216][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.195240][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.195263][ T32] r5:800f0013 r4:80239bb0 [ 1334.195284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.195334][ T32] r4:82ac21e4 [ 1334.195357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.195418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.195444][ T32] r4:e0585dc0 [ 1334.195463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.195503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.195525][ T32] r4:00000000 [ 1334.195544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.195605][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.195631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.195700][ T32] r5:00001000 r4:ed2cb000 [ 1334.195729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.195770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.195811][ T32] r5:843adb8c r4:843ad800 [ 1334.195830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.195875][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 1 printk messages dropped ** [ 1334.195987][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.196304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.196467][ T32] task:kworker/1:559 state:D stack:0 pid:4530 tgid:4530 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.196735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1334.196876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 ** 4 printk messages dropped ** [ 1334.197093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fc00 ** 6 printk messages dropped ** [ 1334.197341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.197381][ T32] r5:8507378c r4:85073400 ** 2 printk messages dropped ** [ 1334.197465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.230613][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) ** 4 printk messages dropped ** [ 1334.230795][ T32] r4:8528f800 ** 1 printk messages dropped ** [ 1334.231328][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.231795][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.231979][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1334.232097][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.232300][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1334.232436][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1334.232658][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1334.232730][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1334.233033][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1334.233171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.233214][ T32] task:kworker/0:144 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.233311][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.233380][ T32] Call trace: [ 1334.233416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.233466][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:84ed3000 [ 1334.233490][ T32] r4:84ed3000 [ 1334.233511][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.233554][ T32] r5:84ed3000 r4:8291a680 [ 1334.233584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.233627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.233670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1334.233702][ T32] r4:00000000 [ 1334.233733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.233771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.233828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.233873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291a40 [ 1334.233918][ T32] r4:00000000 [ 1334.233962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.234010][ T32] r9:83018005 r8:84ed3000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.234038][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.234093][ T32] r5:00001000 r4:eabe3000 [ 1334.234116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.234167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.234252][ T32] r5:85259f8c r4:85259c00 [ 1334.234285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.234333][ T32] r7:dddced80 r6:83018000 r5:85259f8c r4:8528c380 [ 1334.234354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.234400][ T32] r10:61c88647 r9:84ed3000 r8:8528c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.234422][ T32] r4:8528c380 [ 1334.234451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.234501][ T32] r10:00000000 r9:8528c380 r8:80287e08 r7:eb0dde60 r6:8528c400 r5:84ed3000 [ 1334.234525][ T32] r4:00000001 [ 1334.234565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.234625][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1334.234670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.234723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.234763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.234795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.234819][ T32] r4:85291400 [ 1334.235090][ T32] INFO: task kworker/0:144:4532 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.235133][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.235213][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.235270][ T32] Call trace: [ 1334.235304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.235355][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.235379][ T32] r4:00000000 [ 1334.235418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.235462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.235521][ T32] 5d20: 82b7a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.235555][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.235624][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.235652][ T32] r5:800f0013 r4:80239bb0 [ 1334.235674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.235716][ T32] r4:82ac21e4 [ 1334.235756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.235803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.235826][ T32] r4:e0585dc0 [ 1334.235846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.235886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.235909][ T32] r4:00000000 [ 1334.235929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.235975][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.235998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.236249][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.236270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.236326][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.236383][ T32] r4:84f79100 [ 1334.236407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.236455][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.236479][ T32] r4:00000001 [ 1334.236499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.236553][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.236593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.236643][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.236679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.236709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.236753][ T32] r4:84f605c0 [ 1334.236779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.236806][ T32] INFO: task kworker/0:145:4534 blocked for more than 460 seconds. [ 1334.236835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.236868][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.236894][ T32] task:kworker/0:145 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.236941][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.236984][ T32] Call trace: [ 1334.237062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.237116][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000113 r6:eb105d8c r5:84ed3c00 [ 1334.237142][ T32] r4:84ed3c00 [ 1334.237163][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1334.237251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.237421][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.237531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1334.248310][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.248508][ T32] r5:00001000 r4:eac33000 ** 1 printk messages dropped ** [ 1334.248595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.248643][ T32] r5:8525a38c r4:8525a000 [ 1334.248665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.248735][ T32] r7:dddced80 r6:83018000 r5:8525a38c r4:8528c480 [ 1334.248762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.248813][ T32] r10:61c88647 r9:84ed3c00 r8:8528c4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1334.248876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1334.249082][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) ** 3 printk messages dropped ** [ 1334.249273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.249840][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1334.250144][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.250285][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1334.250417][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1334.250524][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.250650][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1334.250722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1334.250924][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1334.251040][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1334.251176][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.251219][ T32] r4:84f79100 [ 1334.251250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.251303][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.251326][ T32] r4:00000001 [ 1334.251356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.251449][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.251500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.251560][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.251598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.251629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.251676][ T32] r4:84f605c0 [ 1334.251699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.251728][ T32] INFO: task kworker/1:560:4535 blocked for more than 460 seconds. [ 1334.251760][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.251786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.251806][ T32] task:kworker/1:560 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.251852][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.251893][ T32] Call trace: [ 1334.251969][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.252044][ T32] r10:8291a684 r9:eb109d84 r8:00000002 r7:60000113 r6:eb109d8c r5:84ed4800 [ 1334.252091][ T32] r4:84ed4800 [ 1334.252134][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.252181][ T32] r5:84ed4800 r4:8291a680 [ 1334.252212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.252281][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.252366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1334.252393][ T32] r4:00000000 [ 1334.252412][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.252446][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.252502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.252546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fec0 [ 1334.252568][ T32] r4:00000000 [ 1334.252588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.252630][ T32] r9:83018205 r8:84ed4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.252651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.252692][ T32] r5:00001000 r4:eabcf000 [ 1334.252711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.252750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.252790][ T32] r5:85073f8c r4:85073c00 [ 1334.252809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.252874][ T32] r7:ddde2d80 r6:83018200 r5:85073f8c r4:84f6f900 [ 1334.252930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.253002][ T32] r10:61c88647 r9:84ed4800 r8:84f6f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.253042][ T32] r4:84f6f900 [ 1334.253085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.253141][ T32] r10:00000000 r9:84f6f900 r8:80287e08 r7:eb101e60 r6:8528c580 r5:84ed4800 [ 1334.253188][ T32] r4:00000001 [ 1334.253235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.253293][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1334.253352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.253392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.253421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.253450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.253491][ T32] r4:8528fa80 [ 1334.253737][ T32] INFO: task kworker/1:560:4535 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.253788][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.253888][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.253930][ T32] Call trace: [ 1334.253981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.254041][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.254087][ T32] r4:00000000 [ 1334.254109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.254149][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.254176][ T32] 5d20: 82b7a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.254246][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.254277][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.254302][ T32] r5:800f0013 r4:80239bb0 [ 1334.254323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.254364][ T32] r4:82ac21e4 [ 1334.254383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.254424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.254446][ T32] r4:e0585dc0 [ 1334.254487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.254532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.254556][ T32] r4:00000000 [ 1334.254598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.254660][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.254706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.254759][ T32] r5:00001000 r4:ed2cb000 [ 1334.254781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.254821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.254882][ T32] r5:843adb8c r4:843ad800 [ 1334.254913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.255070][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1334.255236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1334.255344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.255395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.255425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.255464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.255518][ T32] r4:84f605c0 [ 1334.255552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.255589][ T32] INFO: task kworker/1:561:4536 blocked for more than 460 seconds. [ 1334.255619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.255643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.255664][ T32] task:kworker/1:561 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.255706][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.255786][ T32] Call trace: [ 1334.255823][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1334.255906][ T32] r4:84ed5400 ** 3 printk messages dropped ** [ 1334.256039][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.256200][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1334.256381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.256574][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.256636][ T32] r5:85073b8c r4:85073800 [ 1334.256675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.256724][ T32] r7:ddde2d80 r6:83018200 r5:85073b8c r4:84f6f980 [ 1334.256746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.256792][ T32] r10:61c88647 r9:84ed5400 r8:84f6f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.256944][ T32] r10:00000000 r9:84f6f980 r8:80287e08 r7:eb109e60 r6:8528c600 r5:84ed5400 ** 4 printk messages dropped ** [ 1334.257171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.287998][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.288391][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.288514][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1334.288634][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.288718][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1334.288777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1334.288997][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1334.289109][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1334.289291][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1334.289472][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.289617][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.289756][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1334.289859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.289954][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.290267][ T32] r4:84ed6000 ** 2 printk messages dropped ** [ 1334.290358][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.290489][ T32] r4:00000000 [ 1334.290551][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.290590][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.290654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.290728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f9c0 [ 1334.290777][ T32] r4:00000000 [ 1334.290808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.290854][ T32] r9:83018205 r8:84ed6000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1334.290879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.290943][ T32] r5:00001000 r4:eabf5000 [ 1334.290985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.291063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.291114][ T32] r5:8507438c r4:85074000 [ 1334.291133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.291179][ T32] r7:ddde2d80 r6:83018200 r5:8507438c r4:84f6fa00 [ 1334.291217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.291284][ T32] r10:61c88647 r9:84ed6000 r8:84f6fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.291309][ T32] r4:84f6fa00 [ 1334.291349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.291400][ T32] r10:00000000 r9:84f6fa00 r8:80287e08 r7:eb109e60 r6:8528c680 r5:84ed6000 [ 1334.291423][ T32] r4:00000001 [ 1334.291441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1334.291530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.292233][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1334.292538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.292721][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1334.292841][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.292928][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1334.293100][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.293231][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1334.293357][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1334.293520][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.293634][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 3 printk messages dropped ** [ 1334.293734][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.293948][ T32] INFO: task kworker/1:563:4542 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1334.294153][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.294336][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:84ed6c00 ** 4 printk messages dropped ** [ 1334.294529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.294714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1334.294845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.295047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.295111][ T32] r5:8507538c r4:85075000 [ 1334.295134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.295201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1334.295282][ T32] r4:84f6fa80 ** 2 printk messages dropped ** [ 1334.295431][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.295618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.295714][ T32] r4:8528fe80 ** 2 printk messages dropped ** [ 1334.296139][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.296333][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 3 printk messages dropped ** [ 1334.296513][ T32] 5d20: 83236000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.296565][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.296614][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.296640][ T32] r5:800f0013 r4:80239bb0 [ 1334.296661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.296700][ T32] r4:82ac21e4 [ 1334.296740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.296786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.296831][ T32] r4:e0585dc0 [ 1334.296854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.296934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.296959][ T32] r4:00000000 [ 1334.296979][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.297030][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.297052][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.297093][ T32] r5:00001000 r4:ed2cb000 [ 1334.297140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.297182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.297244][ T32] r5:843adb8c r4:843ad800 [ 1334.297268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.297314][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.297335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.297390][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.297415][ T32] r4:84f79100 [ 1334.297433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.297513][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.297538][ T32] r4:00000001 [ 1334.297557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.318060][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.318124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.318158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.318185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.318296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.318360][ T32] r4:84f605c0 [ 1334.318414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.318459][ T32] INFO: task kworker/1:564:4543 blocked for more than 460 seconds. [ 1334.318496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.318522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.318545][ T32] task:kworker/1:564 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.318629][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.318704][ T32] Call trace: [ 1334.318751][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.318811][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000013 r6:eb115d8c r5:84ed0000 [ 1334.318834][ T32] r4:84ed0000 [ 1334.318854][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.318896][ T32] r5:84ed0000 r4:8291a680 [ 1334.318946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.318989][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.319050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1334.319073][ T32] r4:00000000 [ 1334.319093][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.319137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.319180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.319232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f040 [ 1334.319259][ T32] r4:00000000 [ 1334.319284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.319406][ T32] r9:83018205 r8:84ed0000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.319432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.319476][ T32] r5:00001000 r4:eac0b000 [ 1334.319496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.319535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.319607][ T32] r5:8507478c r4:85074400 [ 1334.319647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.319698][ T32] r7:ddde2d80 r6:83018200 r5:8507478c r4:84f6fb00 [ 1334.319751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.319823][ T32] r10:61c88647 r9:84ed0000 r8:84f6fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.319857][ T32] r4:84f6fb00 [ 1334.319879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.319926][ T32] r10:00000000 r9:84f6fb00 r8:80287e08 r7:eb0f5e60 r6:8528c780 r5:84ed0000 [ 1334.319960][ T32] r4:00000001 [ 1334.319982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.320027][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1334.320056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.320086][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.320134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.320167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.320212][ T32] r4:8528fc40 [ 1334.320684][ T32] INFO: task kworker/1:564:4543 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.320743][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.320803][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.320869][ T32] Call trace: [ 1334.320903][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.320955][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.320979][ T32] r4:00000000 [ 1334.320997][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.321043][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.321091][ T32] 5d20: 83658000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.321146][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.321203][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.321251][ T32] r5:800f0013 r4:80239bb0 [ 1334.321279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.321344][ T32] r4:82ac21e4 [ 1334.321393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.321440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.321462][ T32] r4:e0585dc0 [ 1334.321482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.321533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.321559][ T32] r4:00000000 [ 1334.321596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.321654][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.321684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.321726][ T32] r5:00001000 r4:ed2cb000 [ 1334.321756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.321798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.321864][ T32] r5:843adb8c r4:843ad800 [ 1334.321920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.321973][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.321994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.322155][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.322182][ T32] r4:84f79100 [ 1334.322260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.322315][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.322369][ T32] r4:00000001 [ 1334.322391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.322454][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.322511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.322563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.322592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.322646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.322680][ T32] r4:84f605c0 [ 1334.322725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.322765][ T32] INFO: task kworker/1:565:4546 blocked for more than 460 seconds. [ 1334.322794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.322832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.322875][ T32] task:kworker/1:565 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.322939][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.322981][ T32] Call trace: [ 1334.323010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.323094][ T32] r10:8291a684 r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:852ad400 [ 1334.323121][ T32] r4:852ad400 [ 1334.323141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.323184][ T32] r5:852ad400 r4:8291a680 [ 1334.323224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.323265][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.323306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1334.323350][ T32] r4:00000000 [ 1334.323372][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.323408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.323486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.323532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289040 [ 1334.323555][ T32] r4:00000000 [ 1334.323574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.323628][ T32] r9:83018205 r8:852ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1334.323674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.323721][ T32] r5:00001000 r4:eac1f000 [ 1334.323740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.323788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.323835][ T32] r5:85074b8c r4:85074800 [ 1334.323876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.323925][ T32] r7:ddde2d80 r6:83018200 r5:85074b8c r4:84f6fb80 [ 1334.323962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.324011][ T32] r10:61c88647 r9:852ad400 r8:84f6fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.324039][ T32] r4:84f6fb80 [ 1334.324080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.324150][ T32] r10:00000000 r9:84f6fb80 r8:80287e08 r7:eb0f5e60 r6:8528c800 r5:852ad400 [ 1334.324175][ T32] r4:00000001 [ 1334.324194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.324229][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1334.324290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.324322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.324348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.324389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.324413][ T32] r4:85289100 [ 1334.324690][ T32] INFO: task kworker/1:565:4546 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.324744][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.324801][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.324877][ T32] Call trace: [ 1334.324955][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.325050][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.325096][ T32] r4:00000000 [ 1334.325128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.325169][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.325217][ T32] 5d20: 83658000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.325250][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.325276][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.325313][ T32] r5:800f0013 r4:80239bb0 [ 1334.325336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.325423][ T32] r4:82ac21e4 [ 1334.325478][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.325560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.325587][ T32] r4:e0585dc0 [ 1334.325629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.325676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.325699][ T32] r4:00000000 [ 1334.325726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.325804][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.325827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.325869][ T32] r5:00001000 r4:ed2cb000 [ 1334.325888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.325927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.325992][ T32] r5:843adb8c r4:843ad800 [ 1334.326015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.326074][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.326105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.326170][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.326236][ T32] r4:84f79100 [ 1334.326263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.326337][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.326388][ T32] r4:00000001 [ 1334.326411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.326447][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.326482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.326536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.326584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.326615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.326657][ T32] r4:84f605c0 [ 1334.326700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.326726][ T32] INFO: task kworker/1:566:4547 blocked for more than 460 seconds. [ 1334.326752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.326775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.326795][ T32] task:kworker/1:566 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.326838][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.326957][ T32] Call trace: [ 1334.326992][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.327050][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:852c0000 [ 1334.327073][ T32] r4:852c0000 [ 1334.327092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.327134][ T32] r5:852c0000 r4:8291a680 [ 1334.327153][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.327210][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.327265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1334.327298][ T32] r4:00000000 [ 1334.327320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.327354][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.327387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.327449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289440 [ 1334.327475][ T32] r4:00000000 [ 1334.327523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.360548][ T32] r9:83018205 r8:852c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.360630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.360702][ T32] r5:00001000 r4:eac4d000 [ 1334.360745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.360790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.360833][ T32] r5:85074f8c r4:85074c00 [ 1334.360854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.360931][ T32] r7:ddde2d80 r6:83018200 r5:85074f8c r4:84f6fc00 [ 1334.360957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.361031][ T32] r10:61c88647 r9:852c0000 r8:84f6fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.361079][ T32] r4:84f6fc00 [ 1334.361103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.361151][ T32] r10:00000000 r9:84f6fc00 r8:80287e08 r7:eb0f5e60 r6:8528c880 r5:852c0000 [ 1334.361174][ T32] r4:00000001 [ 1334.361193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.361240][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1334.361274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.361302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.361350][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.361382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.361424][ T32] r4:85289100 [ 1334.361893][ T32] INFO: task kworker/1:566:4547 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.361933][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.362036][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.362101][ T32] Call trace: [ 1334.362137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.362247][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.362291][ T32] r4:00000000 [ 1334.362313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.362354][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.362381][ T32] 5d20: 83e96000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.362433][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.362482][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.362508][ T32] r5:800f0013 r4:80239bb0 [ 1334.362550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.362596][ T32] r4:82ac21e4 [ 1334.362616][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.362659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.362702][ T32] r4:e0585dc0 [ 1334.362747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.362791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.362835][ T32] r4:00000000 [ 1334.362880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.362948][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.362995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.363066][ T32] r5:00001000 r4:ed2cb000 [ 1334.363096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.363138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.363199][ T32] r5:843adb8c r4:843ad800 [ 1334.363238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.363298][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.363320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.363368][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.363412][ T32] r4:84f79100 [ 1334.363438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.363485][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.363528][ T32] r4:00000001 [ 1334.363551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.363588][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.363634][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.363666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.363692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.363721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.363764][ T32] r4:84f605c0 [ 1334.363810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.363841][ T32] INFO: task kworker/0:146:4548 blocked for more than 460 seconds. [ 1334.363875][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.363922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.363952][ T32] task:kworker/0:146 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.364011][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.364083][ T32] Call trace: [ 1334.364123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.364170][ T32] r10:8291a684 r9:eb0f1d84 r8:00000002 r7:60000113 r6:eb0f1d8c r5:852c0c00 [ 1334.364193][ T32] r4:852c0c00 [ 1334.364222][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1334.364381][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.364695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528dec0 ** 6 printk messages dropped ** [ 1334.364992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.365116][ T32] r7:dddced80 r6:83018000 r5:84f3eb8c r4:8528c900 ** 4 printk messages dropped ** [ 1334.365353][ T32] r10:00000000 r9:8528c900 r8:80287e08 r7:eb105e60 r6:8528c980 r5:852c0c00 ** 6 printk messages dropped ** [ 1334.365628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.366344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1334.366593][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.366739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.367285][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.367311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.367358][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.367380][ T32] r4:84f79100 [ 1334.367400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.367473][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.367499][ T32] r4:00000001 [ 1334.367549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.367598][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.367624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.367694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.388058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.388123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.388150][ T32] r4:84f605c0 [ 1334.388174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.388205][ T32] INFO: task kworker/0:147:4550 blocked for more than 460 seconds. [ 1334.388238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.388263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.388291][ T32] task:kworker/0:147 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.388376][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.388450][ T32] Call trace: [ 1334.388588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.388648][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:852c1800 [ 1334.388673][ T32] r4:852c1800 [ 1334.388692][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.388757][ T32] r5:852c1800 r4:8291a680 [ 1334.388802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.388846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.388906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1334.388931][ T32] r4:00000000 [ 1334.388950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.388984][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.389030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.389072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85291140 [ 1334.389137][ T32] r4:00000000 [ 1334.389181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.389231][ T32] r9:83018005 r8:852c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1334.389254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.389297][ T32] r5:00001000 r4:eac65000 [ 1334.389318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.389358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.389399][ T32] r5:8525a78c r4:8525a400 [ 1334.389420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.389465][ T32] r7:dddced80 r6:83018000 r5:8525a78c r4:8528ca00 [ 1334.389486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.389532][ T32] r10:61c88647 r9:852c1800 r8:8528ca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.389555][ T32] r4:8528ca00 [ 1334.389574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.389618][ T32] r10:00000000 r9:8528ca00 r8:80287e08 r7:eb0f1e60 r6:8528ca80 r5:852c1800 [ 1334.389640][ T32] r4:00000001 [ 1334.389678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.389721][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1334.389749][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.389779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.389805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.389834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.389865][ T32] r4:85291c40 [ 1334.390316][ T32] INFO: task kworker/0:147:4550 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.390353][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.390469][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.390519][ T32] Call trace: [ 1334.390549][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1334.390769][ T32] 5d20: 843cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1334.391398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.391808][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1334.392097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.392381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.392720][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000113 r6:eb121d8c r5:852c2400 ** 8 printk messages dropped ** [ 1334.392991][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.393366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.393529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.393770][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) ** 4 printk messages dropped ** [ 1334.393960][ T32] r4:85291ec0 ** 3 printk messages dropped ** [ 1334.394491][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.394976][ T32] 5d20: 843cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1334.395315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.395896][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1334.396192][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.396409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.396449][ T32] r4:84f605c0 [ 1334.396473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.396561][ T32] INFO: task kworker/1:567:4555 blocked for more than 460 seconds. [ 1334.396590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.396613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.396634][ T32] task:kworker/1:567 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.396753][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.396798][ T32] Call trace: [ 1334.396872][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.396921][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:852c3c00 [ 1334.396944][ T32] r4:852c3c00 [ 1334.396964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.397006][ T32] r5:852c3c00 r4:8291a680 [ 1334.397048][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.397090][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.397151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1334.397197][ T32] r4:00000000 [ 1334.397221][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.397257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.397303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.397348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289700 [ 1334.397371][ T32] r4:00000000 [ 1334.397427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.397474][ T32] r9:83018205 r8:852c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1334.397524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.410671][ T32] r5:00001000 r4:eae27000 [ 1334.410715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.410779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.410824][ T32] r5:8507578c r4:85075400 [ 1334.410845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.410892][ T32] r7:ddde2d80 r6:83018200 r5:8507578c r4:84f6fc80 [ 1334.410913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.410960][ T32] r10:61c88647 r9:852c3c00 r8:84f6fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.410982][ T32] r4:84f6fc80 [ 1334.411017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.411075][ T32] r10:00000000 r9:84f6fc80 r8:80287e08 r7:eb0f5e60 r6:8528cc00 r5:852c3c00 [ 1334.411098][ T32] r4:00000001 [ 1334.411151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.411194][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1334.411223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.411252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.411278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.411320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.411386][ T32] r4:85289480 [ 1334.411777][ T32] INFO: task kworker/1:567:4555 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.411809][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.411873][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.411933][ T32] Call trace: [ 1334.411964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.412016][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.412048][ T32] r4:00000000 [ 1334.412068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.412107][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.412134][ T32] 5d20: 843cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.412163][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.412187][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.412210][ T32] r5:800f0013 r4:80239bb0 [ 1334.412259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.412311][ T32] r4:82ac21e4 [ 1334.412331][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.412373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.412395][ T32] r4:e0585dc0 [ 1334.412414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.412473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.412499][ T32] r4:00000000 [ 1334.412519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.412565][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.412586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.412626][ T32] r5:00001000 r4:ed2cb000 [ 1334.412655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.412714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.412759][ T32] r5:843adb8c r4:843ad800 [ 1334.412779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.412965][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.412990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.413063][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.413106][ T32] r4:84f79100 [ 1334.413157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.413207][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.413229][ T32] r4:00000001 [ 1334.413248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.413411][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1334.413603][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.413877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.414120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289d00 [ 1334.414145][ T32] r4:00000000 [ 1334.414186][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.414270][ T32] r9:83018205 r8:851e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1334.414296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.414340][ T32] r5:00001000 r4:eb09d000 [ 1334.414359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.414397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.414437][ T32] r5:8507638c r4:85076000 [ 1334.414477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.414526][ T32] r7:ddde2d80 r6:83018200 r5:8507638c r4:84f6fd00 [ 1334.414557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.414606][ T32] r10:61c88647 r9:851e4800 r8:84f6fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.414628][ T32] r4:84f6fd00 [ 1334.414669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.414737][ T32] r10:00000000 r9:84f6fd00 r8:80287e08 r7:eb131e60 r6:84f6fd80 r5:851e4800 [ 1334.414763][ T32] r4:00000001 [ 1334.414782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.414818][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1334.414843][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.414872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.414898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.414926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.414947][ T32] r4:85289500 [ 1334.415187][ T32] INFO: task kworker/1:568:4557 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.415217][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.415281][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.415370][ T32] Call trace: [ 1334.415403][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.415453][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.415476][ T32] r4:00000000 [ 1334.415495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.415553][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.415615][ T32] 5d20: 843cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.415649][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.415676][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.415700][ T32] r5:800f0013 r4:80239bb0 [ 1334.415721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.415761][ T32] r4:82ac21e4 [ 1334.415781][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.415838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.415888][ T32] r4:e0585dc0 [ 1334.415933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.415983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.416008][ T32] r4:00000000 [ 1334.416040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.416086][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.416153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.416216][ T32] r5:00001000 r4:ed2cb000 [ 1334.416237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.416337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.416394][ T32] r5:843adb8c r4:843ad800 [ 1334.416415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.416504][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.416528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.416575][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.416608][ T32] r4:84f79100 [ 1334.416630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.416722][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.416770][ T32] r4:00000001 [ 1334.416792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.416828][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.416867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.416899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.416947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.416997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.417061][ T32] r4:84f605c0 [ 1334.417084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.417110][ T32] INFO: task kworker/0:149:4559 blocked for more than 460 seconds. [ 1334.417136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.417169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.417193][ T32] task:kworker/0:149 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.417302][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.417350][ T32] Call trace: [ 1334.417405][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.417462][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:852c4800 [ 1334.417488][ T32] r4:852c4800 [ 1334.417539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.417612][ T32] r5:852c4800 r4:8291a680 [ 1334.438262][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.438391][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.438441][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1334.438465][ T32] r4:00000000 [ 1334.438485][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.438519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.438598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a580 ** 6 printk messages dropped ** [ 1334.438866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.438960][ T32] r5:8525af8c r4:8525ac00 ** 2 printk messages dropped ** [ 1334.439089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.439379][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) ** 4 printk messages dropped ** [ 1334.439624][ T32] r4:8528a100 ** 5 printk messages dropped ** [ 1334.440355][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1334.440686][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.440893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1334.441457][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.441737][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.442091][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.442493][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.442887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.443007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.443393][ T32] r10:00000000 r9:84f6fe00 r8:80287e08 r7:eb12de60 r6:8528cd80 r5:852c5400 ** 6 printk messages dropped ** [ 1334.443655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.444353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1334.444445][ T32] 5d20: 8483e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.444486][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.444514][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.444539][ T32] r5:800f0013 r4:80239bb0 [ 1334.444589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.444684][ T32] r4:82ac21e4 [ 1334.444727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.444792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.444839][ T32] r4:e0585dc0 [ 1334.444861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.444918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.444964][ T32] r4:00000000 [ 1334.444987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.445046][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.445069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.445110][ T32] r5:00001000 r4:ed2cb000 [ 1334.445130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.445167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.445249][ T32] r5:843adb8c r4:843ad800 [ 1334.445272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.445319][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.445340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.445385][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.445407][ T32] r4:84f79100 [ 1334.445426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.445470][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.445511][ T32] r4:00000001 [ 1334.445553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.445593][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.445619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.445646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.445702][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.445733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.445792][ T32] r4:84f605c0 [ 1334.445822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.445879][ T32] INFO: task kworker/1:570:4562 blocked for more than 460 seconds. [ 1334.445923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.445947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.445968][ T32] task:kworker/1:570 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.446055][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.446102][ T32] Call trace: [ 1334.446131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.446212][ T32] r10:8291a684 r9:eb13dd84 r8:00000002 r7:60000113 r6:eb13dd8c r5:852c6000 [ 1334.446261][ T32] r4:852c6000 [ 1334.446299][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.446344][ T32] r5:852c6000 r4:8291a680 [ 1334.446363][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.446400][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.446465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb13de08 [ 1334.446492][ T32] r4:00000000 [ 1334.446512][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.446565][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.446603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.446685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289b00 [ 1334.446716][ T32] r4:00000000 [ 1334.446738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.446810][ T32] r9:83018205 r8:852c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1334.446835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.446878][ T32] r5:00001000 r4:eae7b000 [ 1334.446918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.446982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.447037][ T32] r5:85075f8c r4:85075c00 [ 1334.447057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.447138][ T32] r7:ddde2d80 r6:83018200 r5:85075f8c r4:84f6fe80 [ 1334.447163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.447467][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) ** 4 printk messages dropped ** [ 1334.474179][ T32] r4:85289900 ** 5 printk messages dropped ** [ 1334.475009][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1334.475398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1334.475793][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1334.476169][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.476507][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.477011][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.477344][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.493275][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.493625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.493805][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.494226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.495297][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.495488][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.495783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1334.495997][ T32] r5:00001000 r4:ed2cb000 [ 1334.496016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.496081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.496127][ T32] r5:843adb8c r4:843ad800 [ 1334.496171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.496259][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.496285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.496337][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.496361][ T32] r4:84f79100 [ 1334.496392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.496442][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.496465][ T32] r4:00000001 [ 1334.496485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.496521][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.496558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.496590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.496640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.496672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.496756][ T32] r4:84f605c0 [ 1334.496783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.496828][ T32] INFO: task kworker/1:572:4568 blocked for more than 461 seconds. [ 1334.496877][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.496905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.496927][ T32] task:kworker/1:572 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.497008][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.497061][ T32] Call trace: [ 1334.497138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.497214][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:852c3000 [ 1334.497248][ T32] r4:852c3000 [ 1334.497269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.497312][ T32] r5:852c3000 r4:8291a680 [ 1334.497333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.497372][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.497508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1334.497535][ T32] r4:00000000 [ 1334.497621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.514701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.514791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.514853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85289f80 [ 1334.514883][ T32] r4:00000000 [ 1334.514904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.514979][ T32] r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1334.515014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.515164][ T32] r5:00001000 r4:eb151000 [ 1334.515190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.515376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.515437][ T32] r5:85076b8c r4:85076800 [ 1334.515462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.515510][ T32] r7:ddde2d80 r6:83018200 r5:85076b8c r4:84f6ff80 [ 1334.515532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.515580][ T32] r10:61c88647 r9:852c3000 r8:84f6ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.515602][ T32] r4:84f6ff80 [ 1334.515622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.515669][ T32] r10:00000000 r9:84f6ff80 r8:80287e08 r7:eb135e60 r6:8528cf00 r5:852c3000 [ 1334.515692][ T32] r4:00000001 [ 1334.515711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.515749][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1334.515779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.515812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.515874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.515922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.515948][ T32] r4:85289cc0 [ 1334.516439][ T32] INFO: task kworker/1:572:4568 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.516482][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.516640][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.516690][ T32] Call trace: [ 1334.516724][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.516775][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.516799][ T32] r4:00000000 [ 1334.516819][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.516883][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.516923][ T32] 5d20: 8525e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.516954][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.516979][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.517002][ T32] r5:800f0013 r4:80239bb0 [ 1334.517022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.517069][ T32] r4:82ac21e4 [ 1334.517090][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.517132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.517154][ T32] r4:e0585dc0 [ 1334.517174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.517228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.517255][ T32] r4:00000000 [ 1334.517276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.517321][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.517342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.517383][ T32] r5:00001000 r4:ed2cb000 [ 1334.517402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.517456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.517503][ T32] r5:843adb8c r4:843ad800 [ 1334.517536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.517650][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.528815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.528912][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.528938][ T32] r4:84f79100 [ 1334.529005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.529068][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.529094][ T32] r4:00000001 [ 1334.529203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.529390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.529643][ T32] INFO: task kworker/0:150:4569 blocked for more than 461 seconds. [ 1334.529779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.529809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.529833][ T32] task:kworker/0:150 state:D stack:0 pid:4569 tgid:4569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.529929][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.529980][ T32] Call trace: [ 1334.530015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.530078][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000113 r6:eb165d8c r5:84cf0000 [ 1334.530104][ T32] r4:84cf0000 [ 1334.530139][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.530203][ T32] r5:84cf0000 r4:8291a680 [ 1334.530227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.530267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.530311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1334.530333][ T32] r4:00000000 [ 1334.530353][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.530445][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.530490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.530559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528ad40 [ 1334.530748][ T32] r4:00000000 [ 1334.530772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.530821][ T32] r9:83018005 r8:84cf0000 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1334.530844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.530888][ T32] r5:00001000 r4:dfa03000 [ 1334.530936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.530981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.531025][ T32] r5:8525b78c r4:8525b400 [ 1334.531213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.531321][ T32] r7:dddced80 r6:83018000 r5:8525b78c r4:8528cf80 [ 1334.531347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.531394][ T32] r10:61c88647 r9:84cf0000 r8:8528cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.531510][ T32] r4:8528cf80 [ 1334.531533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.531578][ T32] r10:00000000 r9:8528cf80 r8:80287e08 r7:eb0f1e60 r6:85285000 r5:84cf0000 [ 1334.531617][ T32] r4:00000001 [ 1334.531639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.531676][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1334.531702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.531730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.531758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.531786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.531912][ T32] r4:8528a500 ** 1 printk messages dropped ** [ 1334.532443][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.533051][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.533082][ T32] 5d20: 853f6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.533111][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.533199][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.533228][ T32] r5:800f0013 r4:80239bb0 [ 1334.533249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.533303][ T32] r4:82ac21e4 [ 1334.533351][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.533425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.533450][ T32] r4:e0585dc0 [ 1334.533469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.533551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.533581][ T32] r4:00000000 [ 1334.533631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.533685][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.533708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.533749][ T32] r5:00001000 r4:ed2cb000 [ 1334.533796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.533839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.533883][ T32] r5:843adb8c r4:843ad800 [ 1334.533902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.533950][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.533998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.534056][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.534080][ T32] r4:84f79100 [ 1334.534100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.534228][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.534262][ T32] r4:00000001 [ 1334.534283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.534322][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.534347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.534375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.534417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.534522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.534594][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1334.534919][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.535576][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:84cf0c00 ** 6 printk messages dropped ** [ 1334.535868][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.536031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5d040 ** 6 printk messages dropped ** [ 1334.536291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.536333][ T32] r5:8507778c r4:85077400 [ 1334.536352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.536620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.537077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.537107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.537136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.537159][ T32] r4:85289c40 [ 1334.537431][ T32] INFO: task kworker/1:573:4571 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.537485][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.558254][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.558337][ T32] Call trace: [ 1334.558406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.558468][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.558493][ T32] r4:00000000 [ 1334.558515][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.558556][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.558586][ T32] 5d20: 856fd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.558631][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.558715][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.558744][ T32] r5:800f0013 r4:80239bb0 [ 1334.558768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.558813][ T32] r4:82ac21e4 [ 1334.558834][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.558888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.558939][ T32] r4:e0585dc0 [ 1334.559049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.559117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.559144][ T32] r4:00000000 [ 1334.559165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.559223][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.559275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.559324][ T32] r5:00001000 r4:ed2cb000 [ 1334.559346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.559386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.559428][ T32] r5:843adb8c r4:843ad800 [ 1334.559448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.559564][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1334.559803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.560196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1334.560457][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000013 r6:eb16dd8c r5:84cf1800 ** 6 printk messages dropped ** [ 1334.561027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.561222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852890c0 ** 6 printk messages dropped ** [ 1334.561747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.561789][ T32] r5:85076f8c r4:85076c00 [ 1334.561809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.562177][ T32] r4:84f5b080 ** 4 printk messages dropped ** [ 1334.562377][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) ** 6 printk messages dropped ** [ 1334.563025][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.563860][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1334.564171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.565048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.565662][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1334.566136][ T32] INFO: task kworker/1:575:4574 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.566887][ T32] r4:84cf2400 ** 4 printk messages dropped ** [ 1334.567155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 ** 6 printk messages dropped ** [ 1334.588238][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.588485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.588654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.588744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.588789][ T32] r10:00000000 r9:84f5b100 r8:80287e08 r7:eb169e60 r6:85285180 r5:84cf2400 [ 1334.588812][ T32] r4:00000001 [ 1334.588831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.588895][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1334.588929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.588958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.588986][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.589045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.589072][ T32] r4:8528fe00 [ 1334.589504][ T32] INFO: task kworker/1:575:4574 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.589538][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.589641][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.589725][ T32] Call trace: [ 1334.589758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.589837][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.589865][ T32] r4:00000000 [ 1334.589886][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.589927][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.589956][ T32] 5d20: 859b9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.590013][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.590076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.590105][ T32] r5:800f0013 r4:80239bb0 [ 1334.590169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.590286][ T32] r4:82ac21e4 [ 1334.590313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.590359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.590408][ T32] r4:e0585dc0 [ 1334.590460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.590553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.590634][ T32] r4:00000000 [ 1334.590665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.590712][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.590762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.590808][ T32] r5:00001000 r4:ed2cb000 [ 1334.590828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.590896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.590943][ T32] r5:843adb8c r4:843ad800 [ 1334.590963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.591010][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.591032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.591085][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.591135][ T32] r4:84f79100 [ 1334.591184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.591236][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.591274][ T32] r4:00000001 [ 1334.591298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.591334][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.591360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.591388][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.591431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.591463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.591500][ T32] r4:84f605c0 [ 1334.591563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.591607][ T32] INFO: task kworker/1:576:4577 blocked for more than 461 seconds. [ 1334.591674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.591702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.591780][ T32] task:kworker/1:576 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.591889][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.591977][ T32] Call trace: [ 1334.592085][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.592135][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:84cf3000 [ 1334.592195][ T32] r4:84cf3000 [ 1334.592219][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.592292][ T32] r5:84cf3000 r4:8291a680 [ 1334.592396][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.592447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.592491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1334.592571][ T32] r4:00000000 [ 1334.592594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.592664][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.592735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.592781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5d700 [ 1334.592804][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.592964][ T32] r5:00001000 r4:dfc2b000 ** 1 printk messages dropped ** [ 1334.593030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.593099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.593556][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) ** 6 printk messages dropped ** [ 1334.594079][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.594834][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.595135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.595622][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1334.595846][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1334.596611][ T32] INFO: task kworker/1:577:4578 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.597093][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:84cf3c00 [ 1334.597302][ T32] r4:84cf3c00 [ 1334.597328][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.597372][ T32] r5:84cf3c00 r4:8291a680 [ 1334.597392][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.597428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.597468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1334.597490][ T32] r4:00000000 [ 1334.597603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.628429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.628532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.628587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5d340 [ 1334.628613][ T32] r4:00000000 [ 1334.628636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.628706][ T32] r9:83018205 r8:84cf3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1334.628940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.628997][ T32] r5:00001000 r4:eb189000 [ 1334.629045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.629101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.629150][ T32] r5:85077b8c r4:85077800 [ 1334.629174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.629223][ T32] r7:ddde2d80 r6:83018200 r5:85077b8c r4:84f5b200 [ 1334.629302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.629414][ T32] r10:61c88647 r9:84cf3c00 r8:84f5b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.629441][ T32] r4:84f5b200 [ 1334.629463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.629514][ T32] r10:00000000 r9:84f5b200 r8:80287e08 r7:eb18de60 r6:85285280 r5:84cf3c00 [ 1334.629568][ T32] r4:00000001 [ 1334.629611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.629655][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1334.629688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.629719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.629768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.630154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.630267][ T32] r4:84f5d0c0 [ 1334.630824][ T32] INFO: task kworker/1:577:4578 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.630893][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.631046][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.631130][ T32] Call trace: [ 1334.631203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.631256][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.631281][ T32] r4:00000000 [ 1334.631301][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.631339][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.631394][ T32] 5d20: 85e34000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.631456][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.631512][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.631539][ T32] r5:800f0013 r4:80239bb0 [ 1334.631560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.631602][ T32] r4:82ac21e4 [ 1334.631624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.631693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.631773][ T32] r4:e0585dc0 [ 1334.631823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.631872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.631896][ T32] r4:00000000 [ 1334.631917][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.632040][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.632070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.632115][ T32] r5:00001000 r4:ed2cb000 [ 1334.632165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.632235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.632282][ T32] r5:843adb8c r4:843ad800 [ 1334.632303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.632351][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.632374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.632449][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.632475][ T32] r4:84f79100 [ 1334.632494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.632541][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.632564][ T32] r4:00000001 [ 1334.632582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.632618][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.632644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.632672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.632699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.632727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.632749][ T32] r4:84f605c0 [ 1334.632786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.632819][ T32] INFO: task kworker/1:578:4582 blocked for more than 461 seconds. [ 1334.632854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.632914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.633010][ T32] task:kworker/1:578 state:D stack:0 pid:4582 tgid:4582 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1334.633373][ T32] r4:84cf4800 ** 4 printk messages dropped ** [ 1334.633788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 ** 6 printk messages dropped ** [ 1334.634001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.634316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.634827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.635463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.636319][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 6 printk messages dropped ** [ 1334.636759][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.637094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.660643][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1334.660817][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1334.661192][ T32] INFO: task kworker/1:579:4585 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.661557][ T32] r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:84cf6c00 ** 8 printk messages dropped ** [ 1334.661883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.662226][ T32] r5:00001000 r4:dfcb7000 ** 1 printk messages dropped ** [ 1334.662314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.662598][ T32] r10:61c88647 r9:84cf6c00 r8:84f5b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.662633][ T32] r4:84f5b300 [ 1334.662658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.662717][ T32] r10:00000000 r9:84f5b300 r8:80287e08 r7:eb18de60 r6:85285380 r5:84cf6c00 [ 1334.662744][ T32] r4:00000001 [ 1334.662792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.662859][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1334.662949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.662980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.663035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.663074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.663110][ T32] r4:84f5d880 [ 1334.663563][ T32] INFO: task kworker/1:579:4585 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.663650][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.663726][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.663793][ T32] Call trace: [ 1334.663824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.663904][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.663931][ T32] r4:00000000 [ 1334.663968][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.664012][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.664047][ T32] 5d20: 86308000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.664090][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.664148][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.664175][ T32] r5:800f0013 r4:80239bb0 [ 1334.664196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.664248][ T32] r4:82ac21e4 [ 1334.664295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.664340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.664410][ T32] r4:e0585dc0 [ 1334.664433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.664475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.664524][ T32] r4:00000000 [ 1334.664548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.664651][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.664675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.664717][ T32] r5:00001000 r4:ed2cb000 [ 1334.664738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.664776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.664845][ T32] r5:843adb8c r4:843ad800 [ 1334.664868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.664916][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.664959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.665045][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.665075][ T32] r4:84f79100 [ 1334.665094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.665141][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.665164][ T32] r4:00000001 [ 1334.665182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.665218][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.665243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.665271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.665326][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.665358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.665381][ T32] r4:84f605c0 [ 1334.665401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.665427][ T32] INFO: task kworker/1:580:4587 blocked for more than 461 seconds. [ 1334.665482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.665510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.665531][ T32] task:kworker/1:580 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.665594][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.665690][ T32] Call trace: [ 1334.665732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.665782][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:852c8c00 [ 1334.665847][ T32] r4:852c8c00 [ 1334.665891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.665938][ T32] r5:852c8c00 r4:8291a680 [ 1334.665957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.666047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.666097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1334.666141][ T32] r4:00000000 [ 1334.666182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.666273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.666314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.666371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5d240 [ 1334.666398][ T32] r4:00000000 [ 1334.666419][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.666465][ T32] r9:83018205 r8:852c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1334.666487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.666528][ T32] r5:00001000 r4:e0877000 [ 1334.666547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.666612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.666663][ T32] r5:85079f8c r4:85079c00 [ 1334.666685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.666733][ T32] r7:ddde2d80 r6:83018200 r5:85079f8c r4:84f5b380 [ 1334.666753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.666798][ T32] r10:61c88647 r9:852c8c00 r8:84f5b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.666850][ T32] r4:84f5b380 [ 1334.666873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.666918][ T32] r10:00000000 r9:84f5b380 r8:80287e08 r7:eaef5e60 r6:85285400 r5:852c8c00 [ 1334.666942][ T32] r4:00000001 [ 1334.666961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.666996][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1334.667043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.667075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.667102][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.667132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.667154][ T32] r4:84f5d6c0 [ 1334.667413][ T32] INFO: task kworker/1:580:4587 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 1 printk messages dropped ** [ 1334.667504][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.691384][ T32] 5d20: 867d2000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1334.691654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.692060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.692429][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1334.692711][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1334.692862][ T32] task:kworker/1:581 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.693427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 ** 5 printk messages dropped ** [ 1334.693758][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.693921][ T32] r5:00001000 r4:dfe73000 ** 1 printk messages dropped ** [ 1334.694014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.694064][ T32] r5:85078b8c r4:85078800 ** 2 printk messages dropped ** [ 1334.694150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.694495][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) ** 6 printk messages dropped ** [ 1334.695153][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.695761][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.696047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1334.696553][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 3 printk messages dropped ** [ 1334.696693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.696758][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.696785][ T32] r4:00000001 [ 1334.696832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.696873][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.696900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.696928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.696956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.697010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.697042][ T32] r4:84f605c0 [ 1334.697065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.697089][ T32] INFO: task kworker/1:582:4590 blocked for more than 461 seconds. [ 1334.697140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.697167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.697188][ T32] task:kworker/1:582 state:D stack:0 pid:4590 tgid:4590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.697233][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.697278][ T32] Call trace: [ 1334.697312][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.697363][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:852c8000 [ 1334.697387][ T32] r4:852c8000 [ 1334.697407][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.697450][ T32] r5:852c8000 r4:8291a680 [ 1334.697470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.697509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.697607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.709667][ T32] r4:00000000 [ 1334.709743][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.709810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.709852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.709896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5db40 [ 1334.709922][ T32] r4:00000000 [ 1334.709968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.710020][ T32] r9:83018205 r8:852c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.710050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.710103][ T32] r5:00001000 r4:dffe5000 [ 1334.710125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.710211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.710287][ T32] r5:85078f8c r4:85078c00 [ 1334.710342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.710396][ T32] r7:ddde2d80 r6:83018200 r5:85078f8c r4:84f5b480 [ 1334.710436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.710489][ T32] r10:61c88647 r9:852c8000 r8:84f5b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.710526][ T32] r4:84f5b480 [ 1334.710549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.710609][ T32] r10:00000000 r9:84f5b480 r8:80287e08 r7:eaf3de60 r6:85285500 r5:852c8000 [ 1334.710643][ T32] r4:00000001 [ 1334.710664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.710704][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 1334.710739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.710770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.710796][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.710840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.710866][ T32] r4:84f5d780 [ 1334.711336][ T32] INFO: task kworker/1:582:4590 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.711401][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.711481][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.711531][ T32] Call trace: [ 1334.711592][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.711647][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.711700][ T32] r4:00000000 [ 1334.711736][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.711782][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.711811][ T32] 5d20: 867d2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.711841][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.711866][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.711891][ T32] r5:800f0013 r4:80239bb0 [ 1334.711911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.711981][ T32] r4:82ac21e4 [ 1334.712006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.712056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.712081][ T32] r4:e0585dc0 [ 1334.712101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.712142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.712164][ T32] r4:00000000 [ 1334.712211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.712267][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.712290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.712345][ T32] r5:00001000 r4:ed2cb000 [ 1334.712370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.712410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.712451][ T32] r5:843adb8c r4:843ad800 [ 1334.712471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.712518][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.712539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.712586][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.712609][ T32] r4:84f79100 [ 1334.712628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.712875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.713108][ T32] task:kworker/1:583 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.713643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 ** 6 printk messages dropped ** [ 1334.713900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.714106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.714351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.714741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.715182][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.715413][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.715614][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.715780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 12 printk messages dropped ** [ 1334.716434][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1334.716542][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.716780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.717122][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.717464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.717633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1334.741069][ T32] r4:00000000 [ 1334.741149][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.741216][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.741312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.741390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5dd80 [ 1334.741418][ T32] r4:00000000 [ 1334.741497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.741551][ T32] r9:83018205 r8:852cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.741575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.741647][ T32] r5:00001000 r4:e00c1000 [ 1334.741678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.741727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.741771][ T32] r5:8507978c r4:85079400 [ 1334.741846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.741934][ T32] r7:ddde2d80 r6:83018200 r5:8507978c r4:84f5b580 [ 1334.741960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.742011][ T32] r10:61c88647 r9:852cb000 r8:84f5b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.742034][ T32] r4:84f5b580 [ 1334.742122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.742174][ T32] r10:00000000 r9:84f5b580 r8:80287e08 r7:eaf3de60 r6:85285600 r5:852cb000 [ 1334.742283][ T32] r4:00000001 [ 1334.742312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.742379][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1334.742413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.742443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.742470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.742500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.742534][ T32] r4:84f5db00 [ 1334.742997][ T32] INFO: task kworker/1:584:4594 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.743035][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.743147][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.743209][ T32] Call trace: [ 1334.743270][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.743381][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.743410][ T32] r4:00000000 [ 1334.743485][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.743537][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.743650][ T32] 5d20: 86c68000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.743684][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.743738][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.743766][ T32] r5:800f0013 r4:80239bb0 [ 1334.743788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.743831][ T32] r4:82ac21e4 [ 1334.743851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.743907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.743962][ T32] r4:e0585dc0 [ 1334.743991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.744035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.744066][ T32] r4:00000000 [ 1334.744087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.744132][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.744154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.744225][ T32] r5:00001000 r4:ed2cb000 [ 1334.744254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.744390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.744439][ T32] r5:843adb8c r4:843ad800 [ 1334.744460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.744508][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.744559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.744617][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.744643][ T32] r4:84f79100 [ 1334.744664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.744713][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.744736][ T32] r4:00000001 [ 1334.744756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.744792][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.744884][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.744977][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.745009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.745047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.745099][ T32] r4:84f605c0 [ 1334.745129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.745177][ T32] INFO: task kworker/1:585:4596 blocked for more than 461 seconds. [ 1334.745241][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.745283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.745310][ T32] task:kworker/1:585 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.745420][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.745524][ T32] Call trace: [ 1334.745587][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.745639][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000013 r6:eb1add8c r5:852cc800 [ 1334.745742][ T32] r4:852cc800 [ 1334.745768][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.745883][ T32] r5:852cc800 r4:8291a680 [ 1334.745919][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.745963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.746007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1334.746031][ T32] r4:00000000 [ 1334.746069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.746130][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.746240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.746302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5dec0 [ 1334.746352][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.746580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.746713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.746985][ T32] r10:61c88647 r9:852cc800 r8:84f5b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.747519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.767247][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 6 printk messages dropped ** [ 1334.767476][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.773312][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1334.773780][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1334.774072][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1334.774414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1334.774678][ T32] r4:84f605c0 [ 1334.774704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.774735][ T32] INFO: task kworker/0:151:4597 blocked for more than 461 seconds. [ 1334.774769][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.774794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.774845][ T32] task:kworker/0:151 state:D stack:0 pid:4597 tgid:4597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.774947][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.774999][ T32] Call trace: [ 1334.775049][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.775108][ T32] r10:8291a684 r9:eb1b1d84 r8:00000002 r7:60000113 r6:eb1b1d8c r5:852cd400 [ 1334.775131][ T32] r4:852cd400 [ 1334.775179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.775253][ T32] r5:852cd400 r4:8291a680 [ 1334.775309][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.775355][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.775398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 [ 1334.775420][ T32] r4:00000000 [ 1334.775439][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.775474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.775508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.775547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d740 [ 1334.775572][ T32] r4:00000000 [ 1334.775591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.775635][ T32] r9:83018005 r8:852cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1334.775657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.775698][ T32] r5:00001000 r4:e061b000 [ 1334.775762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.775808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.775904][ T32] r5:8525bb8c r4:8525b800 [ 1334.775931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.775979][ T32] r7:dddced80 r6:83018000 r5:8525bb8c r4:85285700 [ 1334.776001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.776055][ T32] r10:61c88647 r9:852cd400 r8:8528572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.776096][ T32] r4:85285700 [ 1334.776155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.776251][ T32] r10:00000000 r9:85285700 r8:80287e08 r7:eb0f1e60 r6:85285780 r5:852cd400 [ 1334.776297][ T32] r4:00000001 [ 1334.776319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.776358][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1334.776385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.776412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.776438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.776467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.776488][ T32] r4:8528d440 [ 1334.776932][ T32] INFO: task kworker/0:151:4597 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.776965][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.777120][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.777204][ T32] Call trace: [ 1334.777265][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.777325][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.777350][ T32] r4:00000000 [ 1334.777370][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.777437][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.777470][ T32] 5d20: 86f9c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.777592][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.795545][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.795604][ T32] r5:800f0013 r4:80239bb0 [ 1334.795631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.795697][ T32] r4:82ac21e4 [ 1334.795718][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.795761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.795816][ T32] r4:e0585dc0 [ 1334.795876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.795964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.796027][ T32] r4:00000000 [ 1334.796061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.796142][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.796192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.796240][ T32] r5:00001000 r4:ed2cb000 [ 1334.796262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.796306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.796371][ T32] r5:843adb8c r4:843ad800 [ 1334.796428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.796509][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 2 printk messages dropped ** [ 1334.796639][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1334.796792][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.797052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.797474][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1334.808418][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1334.808835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528abc0 ** 6 printk messages dropped ** [ 1334.809162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.809208][ T32] r5:8507a38c r4:8507a000 ** 3 printk messages dropped ** [ 1334.809407][ T32] r10:61c88647 r9:852ce000 r8:84f5b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.809657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.810391][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.810781][ T32] 5d20: 873a1000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 7 printk messages dropped ** [ 1334.811011][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1334.811225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.811660][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1334.811755][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.811893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.812162][ T32] task:kworker/1:587 state:D stack:0 pid:4603 tgid:4603 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.812630][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.812843][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.813238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.813406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.813691][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.813860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.814528][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.814552][ T32] r4:00000000 [ 1334.814572][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.814631][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.814663][ T32] 5d20: 873a1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.814694][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.814733][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.814762][ T32] r5:800f0013 r4:80239bb0 [ 1334.814783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.814826][ T32] r4:82ac21e4 [ 1334.814845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.814887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.814930][ T32] r4:e0585dc0 [ 1334.814957][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.815009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.815036][ T32] r4:00000000 [ 1334.815078][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.815132][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.815154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.815195][ T32] r5:00001000 r4:ed2cb000 [ 1334.815216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.815255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.815313][ T32] r5:843adb8c r4:843ad800 [ 1334.815350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.815405][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.815460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.815514][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.815571][ T32] r4:84f79100 [ 1334.815631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.815726][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.815755][ T32] r4:00000001 [ 1334.815775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.815827][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.815890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.815934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.815962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.815992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.816021][ T32] r4:84f605c0 [ 1334.816116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.816201][ T32] INFO: task kworker/1:588:4604 blocked for more than 461 seconds. [ 1334.816302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.816344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.816367][ T32] task:kworker/1:588 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.816434][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.816485][ T32] Call trace: [ 1334.816547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.816598][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000013 r6:eb1b5d8c r5:852c9800 [ 1334.816622][ T32] r4:852c9800 [ 1334.816642][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.816685][ T32] r5:852c9800 r4:8291a680 [ 1334.816706][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.816751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.816821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1334.816848][ T32] r4:00000000 [ 1334.816922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.817000][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.817050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.817093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fc400 [ 1334.817146][ T32] r4:00000000 [ 1334.817171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.817230][ T32] r9:83018205 r8:852c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.817282][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.817330][ T32] r5:00001000 r4:e08e9000 [ 1334.817402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.817473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.817520][ T32] r5:8507a78c r4:8507a400 [ 1334.817567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.840086][ T32] r7:ddde2d80 r6:83018200 r5:8507a78c r4:84f5b780 [ 1334.840153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.840231][ T32] r10:61c88647 r9:852c9800 r8:84f5b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.840255][ T32] r4:84f5b780 [ 1334.840277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.840326][ T32] r10:00000000 r9:84f5b780 r8:80287e08 r7:eb8e9e60 r6:85285900 r5:852c9800 [ 1334.840377][ T32] r4:00000001 [ 1334.840403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.840446][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1334.840477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.840506][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.840532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.840562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.840586][ T32] r4:84f5de00 [ 1334.841031][ T32] INFO: task kworker/1:588:4604 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.841099][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.841211][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.841265][ T32] Call trace: [ 1334.841299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.841351][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.841376][ T32] r4:00000000 [ 1334.841396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.841436][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.841463][ T32] 5d20: 8766b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.841492][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.841517][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.841541][ T32] r5:800f0013 r4:80239bb0 [ 1334.841578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.841626][ T32] r4:82ac21e4 [ 1334.841649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.841691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.841766][ T32] r4:e0585dc0 [ 1334.841817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.841865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.841923][ T32] r4:00000000 [ 1334.841972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.842022][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.842072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.842145][ T32] r5:00001000 r4:ed2cb000 [ 1334.842216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.842288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.842345][ T32] r5:843adb8c r4:843ad800 [ 1334.842366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.842426][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.842452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.842500][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.842524][ T32] r4:84f79100 [ 1334.842548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.842596][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.842637][ T32] r4:00000001 [ 1334.842725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.842793][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.842828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.842884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.842945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.842979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.843050][ T32] r4:84f605c0 [ 1334.843096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.843175][ T32] INFO: task kworker/0:152:4605 blocked for more than 461 seconds. [ 1334.843212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.843238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.843260][ T32] task:kworker/0:152 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.843309][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.843472][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:844ba400 ** 6 printk messages dropped ** [ 1334.843731][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.843895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528db40 ** 6 printk messages dropped ** [ 1334.844210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.844252][ T32] r5:8525bf8c r4:8525bc00 ** 1 printk messages dropped ** [ 1334.844333][ T32] r7:dddced80 r6:83018000 r5:8525bf8c r4:85285980 ** 4 printk messages dropped ** [ 1334.844522][ T32] r10:00000000 r9:85285980 r8:80287e08 r7:eb0f1e60 r6:85285a00 r5:844ba400 ** 6 printk messages dropped ** [ 1334.844750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.845279][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.845438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1334.845604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.846178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.846693][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.846803][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.847278][ T32] task:kworker/1:589 state:D stack:0 pid:4607 tgid:4607 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.865501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1334.865812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1334.866136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.866456][ T32] r10:61c88647 r9:84cf6000 r8:84f5b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.866746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.867450][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.878590][ T32] 5d20: 87b77000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 1 printk messages dropped ** [ 1334.878687][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.878753][ T32] r5:800f0013 r4:80239bb0 [ 1334.878823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.878905][ T32] r4:82ac21e4 [ 1334.878940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.878996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.879035][ T32] r4:e0585dc0 [ 1334.879065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.879108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.879160][ T32] r4:00000000 [ 1334.879198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.879271][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.879319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.879369][ T32] r5:00001000 r4:ed2cb000 [ 1334.879390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.879474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.879565][ T32] r5:843adb8c r4:843ad800 [ 1334.879613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.879732][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.879778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.879831][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.879869][ T32] r4:84f79100 [ 1334.879931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.880006][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.880033][ T32] r4:00000001 [ 1334.880074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.880135][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.880165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.880195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.880221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.880285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.880341][ T32] r4:84f605c0 [ 1334.880390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.880449][ T32] INFO: task kworker/1:590:4610 blocked for more than 461 seconds. [ 1334.880519][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.880571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.880619][ T32] task:kworker/1:590 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.880742][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.880836][ T32] Call trace: [ 1334.880906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.881003][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:84cf5400 [ 1334.881066][ T32] r4:84cf5400 [ 1334.881112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.881201][ T32] r5:84cf5400 r4:8291a680 [ 1334.881244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.881324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.881417][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1334.881464][ T32] r4:00000000 [ 1334.881510][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.881586][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.881654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.881737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287380 [ 1334.881810][ T32] r4:00000000 [ 1334.881863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.881911][ T32] r9:83018205 r8:84cf5400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1334.881953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.882021][ T32] r5:00001000 r4:eaaf7000 [ 1334.882051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.882118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.882171][ T32] r5:8507af8c r4:8507ac00 [ 1334.882255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.882316][ T32] r7:ddde2d80 r6:83018200 r5:8507af8c r4:84f5b880 [ 1334.882362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.882412][ T32] r10:61c88647 r9:84cf5400 r8:84f5b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.882435][ T32] r4:84f5b880 [ 1334.882456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.882528][ T32] r10:00000000 r9:84f5b880 r8:80287e08 r7:eb1bde60 r6:85285b00 r5:84cf5400 [ 1334.882558][ T32] r4:00000001 [ 1334.882578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.882651][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1334.882702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.882782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.882832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.882864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.882917][ T32] r4:85287180 [ 1334.883693][ T32] INFO: task kworker/1:590:4610 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.883764][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.883921][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.884014][ T32] Call trace: [ 1334.884094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1334.884415][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1334.884804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1334.885312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.885727][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1334.885996][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1334.886261][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.886608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1334.887138][ T32] r4:00000000 [ 1334.887188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.887277][ T32] r9:83018205 r8:852d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1334.887316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.887363][ T32] r5:00001000 r4:eab19000 [ 1334.887406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.887455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.887522][ T32] r5:8507b38c r4:8507b000 [ 1334.887591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.919604][ T32] r7:ddde2d80 r6:83018200 r5:8507b38c r4:84f5b900 [ 1334.919687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.919810][ T32] r10:61c88647 r9:852d8000 r8:84f5b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.919836][ T32] r4:84f5b900 [ 1334.919880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.919934][ T32] r10:00000000 r9:84f5b900 r8:80287e08 r7:eb1bde60 r6:85285b80 r5:852d8000 [ 1334.919957][ T32] r4:00000001 [ 1334.920003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.920060][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1334.920114][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.920148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.920178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.920207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.920266][ T32] r4:85287180 [ 1334.920917][ T32] INFO: task kworker/1:591:4612 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.920962][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.921097][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.921152][ T32] Call trace: [ 1334.921185][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.921268][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.921302][ T32] r4:00000000 [ 1334.921368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.921415][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.921464][ T32] 5d20: 88500000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.921496][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.921522][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.921547][ T32] r5:800f0013 r4:80239bb0 [ 1334.921592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.921681][ T32] r4:82ac21e4 [ 1334.921767][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.921875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.921913][ T32] r4:e0585dc0 [ 1334.921962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.922057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.922111][ T32] r4:00000000 [ 1334.922158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.922286][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.922334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.922427][ T32] r5:00001000 r4:ed2cb000 [ 1334.922472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.922555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.922608][ T32] r5:843adb8c r4:843ad800 [ 1334.922630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.922676][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.922739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.922810][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.922870][ T32] r4:84f79100 [ 1334.922913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.923006][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.923105][ T32] r4:00000001 [ 1334.923156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.923233][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.923293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.923356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.923387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.923438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.923517][ T32] r4:84f605c0 [ 1334.923544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1334.923902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1334.924338][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.924566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287ac0 ** 6 printk messages dropped ** [ 1334.924873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.925128][ T32] r10:61c88647 r9:852d8c00 r8:84f5b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.925543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.926397][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.926723][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1334.927125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.948212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.948565][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.948746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1334.948804][ T32] r4:84f605c0 [ 1334.948895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.948933][ T32] INFO: task kworker/1:593:4616 blocked for more than 461 seconds. [ 1334.948967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.948991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.949014][ T32] task:kworker/1:593 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.949083][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.949129][ T32] Call trace: [ 1334.949162][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.949214][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000113 r6:eb1c9d8c r5:852d9800 [ 1334.949263][ T32] r4:852d9800 [ 1334.949295][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.949339][ T32] r5:852d9800 r4:8291a680 [ 1334.949411][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.949456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.949497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1334.949616][ T32] r4:00000000 [ 1334.949683][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.949857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.949901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.949971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287700 [ 1334.949997][ T32] r4:00000000 [ 1334.950017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.950069][ T32] r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1334.950091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.950132][ T32] r5:00001000 r4:ead05000 [ 1334.950151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.950245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.950324][ T32] r5:8507bb8c r4:8507b800 [ 1334.950434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.950504][ T32] r7:ddde2d80 r6:83018200 r5:8507bb8c r4:84f5ba80 [ 1334.950639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.950761][ T32] r10:61c88647 r9:852d9800 r8:84f5baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.950787][ T32] r4:84f5ba80 [ 1334.950807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.950851][ T32] r10:00000000 r9:84f5ba80 r8:80287e08 r7:eb1c5e60 r6:85285c80 r5:852d9800 [ 1334.950875][ T32] r4:00000001 [ 1334.950894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.950960][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1334.950991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.951092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.951140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.951180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.951204][ T32] r4:85287780 [ 1334.951634][ T32] INFO: task kworker/1:593:4616 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.951775][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.952054][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.952131][ T32] Call trace: [ 1334.952176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.952367][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.952396][ T32] r4:00000000 [ 1334.952425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.952485][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.952513][ T32] 5d20: 8861d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.952542][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.952568][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.952592][ T32] r5:800f0013 r4:80239bb0 [ 1334.952679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.952756][ T32] r4:82ac21e4 [ 1334.952797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.952859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.952904][ T32] r4:e0585dc0 [ 1334.952924][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.952966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.952988][ T32] r4:00000000 [ 1334.953009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.953063][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.953085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.953147][ T32] r5:00001000 r4:ed2cb000 [ 1334.953189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.953256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.953311][ T32] r5:843adb8c r4:843ad800 [ 1334.953332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.953419][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.953504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.953644][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.953786][ T32] r4:84f79100 [ 1334.953834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.953930][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.953975][ T32] r4:00000001 [ 1334.954014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1334.954250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.955299][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.956889][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.988364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f640 ** 6 printk messages dropped ** [ 1334.988746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.988794][ T32] r5:852f7f8c r4:852f7c00 [ 1334.988817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.988864][ T32] r7:dddced80 r6:83018000 r5:852f7f8c r4:85285d00 [ 1334.988886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.988935][ T32] r10:61c88647 r9:852da400 r8:85285d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.988971][ T32] r4:85285d00 [ 1334.988995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.989061][ T32] r10:00000000 r9:85285d00 r8:80287e08 r7:eb0f1e60 r6:85285d80 r5:852da400 [ 1334.989086][ T32] r4:00000001 [ 1334.989108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.989210][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1334.989252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.989287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.989318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.989351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.989374][ T32] r4:8528dd40 [ 1334.989815][ T32] INFO: task kworker/0:153:4618 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1334.989866][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.989977][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.990027][ T32] Call trace: [ 1334.990093][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.990167][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1334.990257][ T32] r4:00000000 [ 1334.990282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.990323][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.990351][ T32] 5d20: 888bd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1334.990379][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.990404][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1334.990431][ T32] r5:800f0013 r4:80239bb0 [ 1334.990452][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.990493][ T32] r4:82ac21e4 [ 1334.990513][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.990554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.990604][ T32] r4:e0585dc0 [ 1334.990659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.990704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1334.990727][ T32] r4:00000000 [ 1334.990752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.990798][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1334.990820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.990860][ T32] r5:00001000 r4:ed2cb000 [ 1334.990880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.990918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.990985][ T32] r5:843adb8c r4:843ad800 [ 1334.991011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.991066][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1334.991090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.991137][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.991159][ T32] r4:84f79100 [ 1334.991178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.991224][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1334.991247][ T32] r4:00000001 [ 1334.991265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.991299][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.991352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.991384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.991413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.991472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.991498][ T32] r4:84f605c0 [ 1334.991521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.991570][ T32] INFO: task kworker/1:594:4620 blocked for more than 461 seconds. [ 1334.991648][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.991676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.991698][ T32] task:kworker/1:594 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.991745][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.991786][ T32] Call trace: [ 1334.991815][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.991999][ T32] r5:852db000 r4:8291a680 ** 5 printk messages dropped ** [ 1334.992272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.992749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.992838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.993221][ T32] r10:61c88647 r9:852db000 r8:84f5ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.993818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.994604][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.994814][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1334.995149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.995654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.996078][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.996390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.996860][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.997249][ T32] r5:852dbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1334.997473][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.997532][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.997650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.023627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287e80 [ 1335.023751][ T32] r4:00000000 [ 1335.023784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.023856][ T32] r9:83018205 r8:852dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1335.023959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.024012][ T32] r5:00001000 r4:eadef000 [ 1335.024044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.024085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.024128][ T32] r5:8507cf8c r4:8507cc00 [ 1335.024182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.024310][ T32] r7:ddde2d80 r6:83018200 r5:8507cf8c r4:84f5bb00 [ 1335.024337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.024386][ T32] r10:61c88647 r9:852dbc00 r8:84f5bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.024410][ T32] r4:84f5bb00 [ 1335.024431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.024478][ T32] r10:00000000 r9:84f5bb00 r8:80287e08 r7:eb1c5e60 r6:85285e80 r5:852dbc00 [ 1335.024502][ T32] r4:00000001 [ 1335.024522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.024560][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1335.024590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.024619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.024648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.024678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.024701][ T32] r4:852878c0 [ 1335.025137][ T32] INFO: task kworker/1:595:4623 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.025203][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.025279][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.025329][ T32] Call trace: [ 1335.025363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.025416][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.025440][ T32] r4:00000000 [ 1335.025462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.025502][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.025530][ T32] 5d20: 88cda000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.025561][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.025637][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.025666][ T32] r5:800f0013 r4:80239bb0 [ 1335.025689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.025731][ T32] r4:82ac21e4 [ 1335.025851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.025898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.025972][ T32] r4:e0585dc0 [ 1335.025995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.026053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.026082][ T32] r4:00000000 [ 1335.026325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.026448][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.026475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026520][ T32] r5:00001000 r4:ed2cb000 [ 1335.026540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.026578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.026620][ T32] r5:843adb8c r4:843ad800 [ 1335.026641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.026688][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.026858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.026909][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.026983][ T32] r4:84f79100 [ 1335.027006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.027061][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.027084][ T32] r4:00000001 [ 1335.027104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.027141][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.027168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.027294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.027394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.027426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.027449][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1335.027590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.041591][ T32] r4:852dd400 ** 4 printk messages dropped ** [ 1335.041881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 ** 6 printk messages dropped ** [ 1335.042327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.042681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.043073][ T32] r10:61c88647 r9:852dd400 r8:84f5bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.043122][ T32] r4:84f5bb80 [ 1335.043163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.043257][ T32] r10:00000000 r9:84f5bb80 r8:80287e08 r7:eb1dde60 r6:85285f00 r5:852dd400 [ 1335.043307][ T32] r4:00000001 [ 1335.043357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.043440][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1335.043493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.043554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.043629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.043687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.043736][ T32] r4:85287940 [ 1335.044432][ T32] INFO: task kworker/1:596:4624 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.044497][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.044641][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.044740][ T32] Call trace: [ 1335.044809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.044904][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.044954][ T32] r4:00000000 [ 1335.045000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.045083][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.045136][ T32] 5d20: 89065000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.045197][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.045246][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.045318][ T32] r5:800f0013 r4:80239bb0 [ 1335.045377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.045475][ T32] r4:82ac21e4 [ 1335.045517][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.045602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.045649][ T32] r4:e0585dc0 [ 1335.045710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.045813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.045866][ T32] r4:00000000 [ 1335.045905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.045994][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.046042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.046125][ T32] r5:00001000 r4:ed2cb000 [ 1335.046168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.046286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.046375][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1335.046668][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.047190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.069639][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.069816][ T32] Call trace: [ 1335.069986][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.070177][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000113 r6:eb1e5d8c r5:852de000 [ 1335.070250][ T32] r4:852de000 [ 1335.070356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.070471][ T32] r5:852de000 r4:8291a680 [ 1335.070510][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.070578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.070648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1335.070722][ T32] r4:00000000 [ 1335.070761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.070821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.070884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.071082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287dc0 [ 1335.071302][ T32] r4:00000000 [ 1335.071343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.071419][ T32] r9:83018205 r8:852de000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1335.071456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.071526][ T32] r5:00001000 r4:eadbf000 [ 1335.071560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.071622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.071690][ T32] r5:8507cb8c r4:8507c800 [ 1335.071759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.071850][ T32] r7:ddde2d80 r6:83018200 r5:8507cb8c r4:84f5bc00 [ 1335.071890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.072070][ T32] r10:61c88647 r9:852de000 r8:84f5bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.072115][ T32] r4:84f5bc00 [ 1335.072152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.072261][ T32] r10:00000000 r9:84f5bc00 r8:80287e08 r7:eb1dde60 r6:85285f80 r5:852de000 [ 1335.072308][ T32] r4:00000001 [ 1335.072344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.072408][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1335.072453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.072498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.072641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.072694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.072732][ T32] r4:85287940 [ 1335.073392][ T32] INFO: task kworker/1:597:4625 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.073443][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.073654][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.073762][ T32] Call trace: [ 1335.073819][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.073901][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.073939][ T32] r4:00000000 [ 1335.073970][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.074031][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.074078][ T32] 5d20: 8931a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.074314][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.074375][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.074450][ T32] r5:800f0013 r4:80239bb0 [ 1335.074490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.074594][ T32] r4:82ac21e4 [ 1335.074658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.074732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.074844][ T32] r4:e0585dc0 [ 1335.074947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.075018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.075059][ T32] r4:00000000 [ 1335.075115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.075192][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 6 printk messages dropped ** [ 1335.075678][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1335.076053][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1335.076469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1335.077367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1335.099844][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.100175][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.100604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.100684][ T32] r5:852f4b8c r4:852f4800 [ 1335.100727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.101171][ T32] r10:00000000 r9:8433e180 r8:80287e08 r7:eb1a5e60 r6:8433e100 r5:852dec00 ** 9 printk messages dropped ** [ 1335.102493][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.103477][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.103652][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.104144][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1335.104373][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1335.104835][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.105306][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.105633][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.106134][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.106349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1335.106402][ T32] r4:00000000 [ 1335.106466][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.106540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.106633][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.106726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a00c0 [ 1335.106770][ T32] r4:00000000 [ 1335.106811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.106913][ T32] r9:83018205 r8:85318c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1335.106973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.107067][ T32] r5:00001000 r4:eaf21000 [ 1335.107132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.107229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.107318][ T32] r5:8507df8c r4:8507dc00 [ 1335.107359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.107444][ T32] r7:ddde2d80 r6:83018200 r5:8507df8c r4:84f5bc80 [ 1335.107484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.118391][ T32] r10:61c88647 r9:85318c00 r8:84f5bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.118553][ T32] r4:84f5bc80 [ 1335.118604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.118726][ T32] r10:00000000 r9:84f5bc80 r8:80287e08 r7:eb1dde60 r6:8529f000 r5:85318c00 [ 1335.118770][ T32] r4:00000001 [ 1335.118810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.118899][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1335.118963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.119018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.119089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.119148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.119193][ T32] r4:85287d00 [ 1335.119964][ T32] INFO: task kworker/1:598:4630 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.120028][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.120162][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.120287][ T32] Call trace: [ 1335.120368][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.120482][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.120532][ T32] r4:00000000 [ 1335.120572][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.120644][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.120699][ T32] 5d20: 89613000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.120754][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.120817][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.120879][ T32] r5:800f0013 r4:80239bb0 [ 1335.120920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.120999][ T32] r4:82ac21e4 [ 1335.121041][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.121140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.121196][ T32] r4:e0585dc0 [ 1335.121235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.121320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.121378][ T32] r4:00000000 [ 1335.121421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.121507][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.121563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.121646][ T32] r5:00001000 r4:ed2cb000 [ 1335.121687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.121761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.121837][ T32] r5:843adb8c r4:843ad800 [ 1335.121877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.122310][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.122709][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.123048][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.123317][ T32] r4:85319800 ** 4 printk messages dropped ** [ 1335.123659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 ** 9 printk messages dropped ** [ 1335.124264][ T32] r5:00001000 r4:eadfd000 ** 1 printk messages dropped ** [ 1335.124415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.124740][ T32] r10:61c88647 r9:85319800 r8:84f5bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.125319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.126406][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.126907][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.127219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.154819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.155640][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.155922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.156471][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.156575][ T32] Call trace: [ 1335.156667][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.156782][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000013 r6:eb201d8c r5:8531b000 [ 1335.156829][ T32] r4:8531b000 [ 1335.156869][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.156949][ T32] r5:8531b000 r4:8291a680 [ 1335.156989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.157067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.157146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 [ 1335.157203][ T32] r4:00000000 [ 1335.157259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.157350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.157427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.157523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d340 [ 1335.157618][ T32] r4:00000000 [ 1335.165428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.165624][ T32] r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1335.165696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.165811][ T32] r5:00001000 r4:eaee5000 [ 1335.165883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.165980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.166068][ T32] r5:8507d78c r4:8507d400 [ 1335.166113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.166279][ T32] r7:ddde2d80 r6:83018200 r5:8507d78c r4:84f5bd80 [ 1335.166345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.166473][ T32] r10:61c88647 r9:8531b000 r8:84f5bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.166559][ T32] r4:84f5bd80 [ 1335.166606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.166732][ T32] r10:00000000 r9:84f5bd80 r8:80287e08 r7:eb1f5e60 r6:8529f100 r5:8531b000 [ 1335.166791][ T32] r4:00000001 [ 1335.166835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.166913][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1335.166993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.167086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.167150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.167259][ T32] r4:85287ec0 [ 1335.175746][ T32] INFO: task kworker/1:600:4633 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.175951][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.176107][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.176279][ T32] Call trace: [ 1335.176351][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.176465][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.176516][ T32] r4:00000000 [ 1335.176581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.176671][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.176733][ T32] 5d20: 899a7000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.176814][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.176890][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.176947][ T32] r5:800f0013 r4:80239bb0 [ 1335.176991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.177084][ T32] r4:82ac21e4 [ 1335.177128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.177212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.177260][ T32] r4:e0585dc0 [ 1335.177311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.177394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.177458][ T32] r4:00000000 [ 1335.177508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.192850][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.192943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.193069][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1335.193304][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1335.193848][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.194437][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.194826][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.195470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1335.195954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.196178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.196561][ T32] r10:00000000 r9:84f5be00 r8:80287e08 r7:eb1f5e60 r6:84f5be80 r5:851e3c00 ** 7 printk messages dropped ** [ 1335.196893][ T32] r4:8528dfc0 ** 5 printk messages dropped ** [ 1335.204870][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.205183][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.205402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1335.205946][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.206316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.206652][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.206979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.207376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.207497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.221330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.221414][ T32] r10:61c88647 r9:851e6000 r8:84f5bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.221439][ T32] r4:84f5bf00 [ 1335.221459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.221537][ T32] r10:00000000 r9:84f5bf00 r8:80287e08 r7:eb1f5e60 r6:84f5bf80 r5:851e6000 [ 1335.221564][ T32] r4:00000001 [ 1335.221610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.221654][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) [ 1335.221685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.221714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.221740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.221785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.221869][ T32] r4:852a0000 [ 1335.222360][ T32] INFO: task kworker/1:602:4638 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.222397][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.222470][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.222520][ T32] Call trace: [ 1335.222646][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.222704][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.222729][ T32] r4:00000000 [ 1335.222759][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.222799][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.222826][ T32] 5d20: 8a0f0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.222854][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.222879][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.222902][ T32] r5:800f0013 r4:80239bb0 [ 1335.222924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.222965][ T32] r4:82ac21e4 [ 1335.222985][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.223028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.223052][ T32] r4:e0585dc0 [ 1335.223072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.223114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.223137][ T32] r4:00000000 [ 1335.223156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.223202][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.223241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.223325][ T32] r5:00001000 r4:ed2cb000 [ 1335.223350][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.223391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.223435][ T32] r5:843adb8c r4:843ad800 [ 1335.223455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.223501][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.223522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.223569][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.223592][ T32] r4:84f79100 [ 1335.223625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.223699][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.223726][ T32] r4:00000001 [ 1335.223745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.223807][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.223861][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.223918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.223949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.223979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.224003][ T32] r4:84f605c0 [ 1335.224024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.224078][ T32] INFO: task kworker/1:603:4639 blocked for more than 461 seconds. [ 1335.224118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.224143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.224189][ T32] task:kworker/1:603 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.224257][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.224334][ T32] Call trace: [ 1335.224376][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.224425][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:851e6c00 [ 1335.224474][ T32] r4:851e6c00 [ 1335.224498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.224541][ T32] r5:851e6c00 r4:8291a680 [ 1335.224561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.224599][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.224640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 1335.224663][ T32] r4:00000000 [ 1335.224682][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.224741][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.224780][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.224838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a0340 [ 1335.224867][ T32] r4:00000000 [ 1335.224887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1335.224994][ T32] r5:00001000 r4:eaf31000 ** 1 printk messages dropped ** [ 1335.225051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.225113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.225577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.226176][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.226532][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.226705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1335.227120][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1335.227163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.227209][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.227244][ T32] r4:00000001 [ 1335.227267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.227310][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.227364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.227397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.227423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.227478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.227503][ T32] r4:84f605c0 [ 1335.227524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.227610][ T32] INFO: task kworker/1:604:4642 blocked for more than 461 seconds. [ 1335.239009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.239076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.239110][ T32] task:kworker/1:604 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.239228][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.239364][ T32] Call trace: [ 1335.239403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.239462][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000013 r6:eb20dd8c r5:851e5400 [ 1335.239486][ T32] r4:851e5400 [ 1335.239508][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.239552][ T32] r5:851e5400 r4:8291a680 [ 1335.239571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.239611][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.239654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1335.239676][ T32] r4:00000000 [ 1335.239695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.239742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.239786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.239828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a05c0 [ 1335.239850][ T32] r4:00000000 [ 1335.239869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.239916][ T32] r9:83018205 r8:851e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1335.239938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.239980][ T32] r5:00001000 r4:eaf73000 [ 1335.240026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.240075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.240121][ T32] r5:8507eb8c r4:8507e800 [ 1335.240142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.240240][ T32] r7:ddde2d80 r6:83018200 r5:8507eb8c r4:852a3100 [ 1335.240279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.240358][ T32] r10:61c88647 r9:851e5400 r8:852a312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.240385][ T32] r4:852a3100 [ 1335.240405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.240476][ T32] r10:00000000 r9:852a3100 r8:80287e08 r7:eb205e60 r6:852a3180 r5:851e5400 [ 1335.240509][ T32] r4:00000001 [ 1335.240530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.240568][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1335.240614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.240647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.240674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.240705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.240727][ T32] r4:852a0300 [ 1335.241158][ T32] INFO: task kworker/1:604:4642 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.241191][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.241313][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.241391][ T32] Call trace: [ 1335.241536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.241592][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.241643][ T32] r4:00000000 [ 1335.241667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.241708][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.241736][ T32] 5d20: 8a0f0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.241766][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.241791][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.241815][ T32] r5:800f0013 r4:80239bb0 [ 1335.241837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.241906][ T32] r4:82ac21e4 [ 1335.241955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.242002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.242028][ T32] r4:e0585dc0 [ 1335.242065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.242109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.242162][ T32] r4:00000000 [ 1335.242253][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.242315][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.242339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.242382][ T32] r5:00001000 r4:ed2cb000 [ 1335.242402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.242442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.242515][ T32] r5:843adb8c r4:843ad800 [ 1335.242540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.242592][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.242613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.242660][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.242689][ T32] r4:84f79100 [ 1335.242710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.242802][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.242828][ T32] r4:00000001 [ 1335.242848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.242884][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.242910][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.243120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.243170][ T32] r4:84f605c0 [ 1335.243195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.243234][ T32] INFO: task kworker/1:605:4644 blocked for more than 461 seconds. [ 1335.243266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.243297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.243336][ T32] task:kworker/1:605 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.243393][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.243435][ T32] Call trace: [ 1335.243465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.243512][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:85318000 [ 1335.243534][ T32] r4:85318000 [ 1335.243555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.243610][ T32] r5:85318000 r4:8291a680 [ 1335.243633][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.243706][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.243751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1335.243828][ T32] r4:00000000 [ 1335.243878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.243916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.243951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.244003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a0740 [ 1335.244033][ T32] r4:00000000 [ 1335.244054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.244110][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1335.244134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.244177][ T32] r5:00001000 r4:eaf89000 [ 1335.244212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.244272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.244320][ T32] r5:8507ef8c r4:8507ec00 ** 1 printk messages dropped ** [ 1335.244420][ T32] r7:ddde2d80 r6:83018200 r5:8507ef8c r4:852a3200 ** 4 printk messages dropped ** [ 1335.244660][ T32] r10:00000000 r9:852a3200 r8:80287e08 r7:eb20de60 r6:8529f180 r5:85318000 ** 9 printk messages dropped ** [ 1335.245211][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.245602][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.245796][ T32] r4:e0585dc0 [ 1335.245816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.245874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.245937][ T32] r4:00000000 [ 1335.245961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.246010][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.246034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.246076][ T32] r5:00001000 r4:ed2cb000 [ 1335.246096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.246135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.246179][ T32] r5:843adb8c r4:843ad800 [ 1335.246234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.246294][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.246344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.246395][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.246419][ T32] r4:84f79100 [ 1335.246438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.246510][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.246536][ T32] r4:00000001 [ 1335.246572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.246692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.247024][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.247428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.272452][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.272725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.272801][ T32] r5:8507fb8c r4:8507f800 ** 2 printk messages dropped ** [ 1335.273041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.273440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.274139][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.274415][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.274717][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.274865][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.275119][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1335.275410][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1335.275844][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1335.276042][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.276286][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.276702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.276864][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.276898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.276938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a08c0 [ 1335.276960][ T32] r4:00000000 [ 1335.276981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.277025][ T32] r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1335.277074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.277120][ T32] r5:00001000 r4:eaf9f000 [ 1335.277158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.277202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.277282][ T32] r5:8507f38c r4:8507f000 [ 1335.277310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.277378][ T32] r7:ddde2d80 r6:83018200 r5:8507f38c r4:852a3300 [ 1335.277411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.277468][ T32] r10:61c88647 r9:8531d400 r8:852a332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.277491][ T32] r4:852a3300 [ 1335.277511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.277615][ T32] r10:00000000 r9:852a3300 r8:80287e08 r7:eb225e60 r6:8529f280 r5:8531d400 [ 1335.295218][ T32] r4:00000001 [ 1335.295267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.295336][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1335.295422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.295457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.295485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.295515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.295599][ T32] r4:852a0540 [ 1335.296188][ T32] INFO: task kworker/1:607:4648 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.296249][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.296393][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.296449][ T32] Call trace: [ 1335.296483][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.296536][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.296587][ T32] r4:00000000 [ 1335.296612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.296654][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.296682][ T32] 5d20: 8a868000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.296710][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.296735][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.296759][ T32] r5:800f0013 r4:80239bb0 [ 1335.296781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.296822][ T32] r4:82ac21e4 [ 1335.296896][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.296966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.297071][ T32] r4:e0585dc0 [ 1335.297132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.297234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.297309][ T32] r4:00000000 [ 1335.297400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.297501][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.308837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.308992][ T32] r5:00001000 r4:ed2cb000 [ 1335.309017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.309060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.309132][ T32] r5:843adb8c r4:843ad800 [ 1335.309186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.309279][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.309305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.309383][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.309410][ T32] r4:84f79100 [ 1335.309430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.309480][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.309503][ T32] r4:00000001 [ 1335.309523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.309561][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.309590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.309619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.309688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.309762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.309788][ T32] r4:84f605c0 [ 1335.309814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1335.310040][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.310408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.310700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.310959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.311291][ T32] r10:00000000 r9:852a3380 r8:80287e08 r7:eb225e60 r6:8529f300 r5:8531bc00 ** 6 printk messages dropped ** [ 1335.311533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.312451][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.312725][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.312958][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1335.313318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.313750][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1335.314042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.314167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.314243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.314275][ T32] task:kworker/1:609 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.314372][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.314416][ T32] Call trace: [ 1335.314478][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.314526][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:8531e000 [ 1335.314548][ T32] r4:8531e000 [ 1335.314569][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.314610][ T32] r5:8531e000 r4:8291a680 [ 1335.314629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.314668][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.314736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1335.314789][ T32] r4:00000000 [ 1335.314810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.314846][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.314906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.314978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a0cc0 [ 1335.315005][ T32] r4:00000000 [ 1335.315026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.315071][ T32] r9:83018205 r8:8531e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1335.315119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.315179][ T32] r5:00001000 r4:eafd5000 [ 1335.315230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.315278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315350][ T32] r5:8507ff8c r4:8507fc00 [ 1335.315375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.315422][ T32] r7:ddde2d80 r6:83018200 r5:8507ff8c r4:852a3400 [ 1335.315443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.315488][ T32] r10:61c88647 r9:8531e000 r8:852a342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.315511][ T32] r4:852a3400 [ 1335.315530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.315572][ T32] r10:00000000 r9:852a3400 r8:80287e08 r7:eb225e60 r6:8529f380 r5:8531e000 [ 1335.315648][ T32] r4:00000001 [ 1335.315750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.315792][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1335.315820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.315848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.315904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.315991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.316020][ T32] r4:852a0880 [ 1335.316330][ T32] INFO: task kworker/1:609:4650 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.316364][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.316470][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.316517][ T32] Call trace: [ 1335.316599][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.316707][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.316769][ T32] r4:00000000 [ 1335.316792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.316834][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.316860][ T32] 5d20: 8aa7f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.316889][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.316942][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.316993][ T32] r5:800f0013 r4:80239bb0 [ 1335.317044][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.317113][ T32] r4:82ac21e4 [ 1335.317137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.317180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.317203][ T32] r4:e0585dc0 [ 1335.317222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.317280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.317306][ T32] r4:00000000 [ 1335.317353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.317431][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.317456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.317514][ T32] r5:00001000 r4:ed2cb000 [ 1335.317591][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.338163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.338573][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1335.338642][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.338914][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1335.339087][ T32] task:kworker/1:610 state:D stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.339738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 ** 6 printk messages dropped ** [ 1335.339952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.340224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.340340][ T32] r7:ddde2d80 r6:83018200 r5:851d538c r4:852a3480 [ 1335.340414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.340466][ T32] r10:61c88647 r9:8531ec00 r8:852a34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.340490][ T32] r4:852a3480 [ 1335.340537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.340586][ T32] r10:00000000 r9:852a3480 r8:80287e08 r7:eb235e60 r6:8529f400 r5:8531ec00 [ 1335.340609][ T32] r4:00000001 [ 1335.340640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.340680][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1335.340736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.340770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.340824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.340884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.340910][ T32] r4:852a0ac0 [ 1335.341339][ T32] INFO: task kworker/1:610:4654 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.341372][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.341490][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.341583][ T32] Call trace: [ 1335.341643][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.341697][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.341723][ T32] r4:00000000 [ 1335.341742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.341781][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.341848][ T32] 5d20: 8ada3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.341908][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.341938][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.341963][ T32] r5:800f0013 r4:80239bb0 [ 1335.342058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.342131][ T32] r4:82ac21e4 [ 1335.342154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.342222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.342274][ T32] r4:e0585dc0 [ 1335.342329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.342385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.342428][ T32] r4:00000000 [ 1335.342478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.342555][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.342608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.342691][ T32] r5:00001000 r4:ed2cb000 [ 1335.342714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.342754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.342796][ T32] r5:843adb8c r4:843ad800 [ 1335.342817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.342866][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.342888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.342936][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.342958][ T32] r4:84f79100 [ 1335.343020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.343098][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.343153][ T32] r4:00000001 [ 1335.343204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.343242][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.343268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.343375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.343425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.343459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.343483][ T32] r4:84f605c0 [ 1335.343503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.343527][ T32] INFO: task kworker/1:611:4656 blocked for more than 461 seconds. [ 1335.343554][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.343576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.343623][ T32] task:kworker/1:611 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.343707][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.343781][ T32] Call trace: [ 1335.343858][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.344170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.344743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.344854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.345144][ T32] r10:61c88647 r9:847c8000 r8:852a352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.345543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.346115][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.346402][ T32] 5d20: 8ada3000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1335.346739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1335.347118][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1335.347345][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.372265][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.372632][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.373126][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.373512][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.373607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.373676][ T32] r5:00001000 r4:eb00f000 [ 1335.373731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.373774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.373817][ T32] r5:851d478c r4:851d4400 [ 1335.373838][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.373884][ T32] r7:ddde2d80 r6:83018200 r5:851d478c r4:852a3580 [ 1335.373931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.373984][ T32] r10:61c88647 r9:847c9800 r8:852a35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.374007][ T32] r4:852a3580 [ 1335.374026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.374072][ T32] r10:00000000 r9:852a3580 r8:80287e08 r7:eb241e60 r6:8529f500 r5:847c9800 [ 1335.374135][ T32] r4:00000001 [ 1335.374160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.374256][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1335.374302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.374331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.374360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.374388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.374410][ T32] r4:852a0a40 [ 1335.374846][ T32] INFO: task kworker/1:612:4658 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.374877][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.374986][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.375035][ T32] Call trace: [ 1335.375110][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.375165][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.375200][ T32] r4:00000000 [ 1335.375223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.375265][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.375327][ T32] 5d20: 8afe3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.375365][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.375403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.375431][ T32] r5:800f0013 r4:80239bb0 [ 1335.375481][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.375526][ T32] r4:82ac21e4 [ 1335.375573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.375695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.375751][ T32] r4:e0585dc0 [ 1335.375773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.375827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.375879][ T32] r4:00000000 [ 1335.375903][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.375950][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.375998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.376048][ T32] r5:00001000 r4:ed2cb000 [ 1335.376088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.376170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.376217][ T32] r5:843adb8c r4:843ad800 [ 1335.376267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.376352][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.376393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.376497][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.376542][ T32] r4:84f79100 [ 1335.376564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.376611][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.376634][ T32] r4:00000001 [ 1335.376652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.376688][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.376713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.376742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.376768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.376796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.376818][ T32] r4:84f605c0 [ 1335.376838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.376863][ T32] INFO: task kworker/1:613:4660 blocked for more than 461 seconds. [ 1335.376916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.376943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.376965][ T32] task:kworker/1:613 state:D stack:0 pid:4660 tgid:4660 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1335.377374][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1335.394955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.395169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.395212][ T32] r5:851d4b8c r4:851d4800 [ 1335.395260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.395318][ T32] r7:ddde2d80 r6:83018200 r5:851d4b8c r4:852a3600 [ 1335.395385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.395436][ T32] r10:61c88647 r9:847cb000 r8:852a362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.395478][ T32] r4:852a3600 [ 1335.395502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.395750][ T32] r10:00000000 r9:852a3600 r8:80287e08 r7:eb241e60 r6:8529f580 r5:847cb000 [ 1335.395777][ T32] r4:00000001 [ 1335.395802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.395859][ T32] Exception stack(0xeb259fb0 to 0xeb259ff8) [ 1335.395894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.395924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.395950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.396007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.396053][ T32] r4:852a0d40 [ 1335.396497][ T32] INFO: task kworker/1:613:4660 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.396531][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.396669][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.396759][ T32] Call trace: [ 1335.396809][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.396861][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.396885][ T32] r4:00000000 [ 1335.396906][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.396960][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.396992][ T32] 5d20: 8b3fb000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.397022][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.397075][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.397103][ T32] r5:800f0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.397178][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.397336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1335.404404][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.404689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.405073][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.405295][ T32] r4:851e3000 ** 4 printk messages dropped ** [ 1335.405458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 ** 9 printk messages dropped ** [ 1335.405842][ T32] r5:00001000 r4:eb041000 ** 1 printk messages dropped ** [ 1335.405919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.406220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.406396][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.406605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.407356][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.420511][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.420694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.420716][ T32] r4:00000000 [ 1335.420736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.420799][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.420827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.420873][ T32] r5:00001000 r4:ed2cb000 [ 1335.420893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.420959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.421006][ T32] r5:843adb8c r4:843ad800 [ 1335.421029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.421115][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.421172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.421225][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.421249][ T32] r4:84f79100 [ 1335.421268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.421336][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.421363][ T32] r4:00000001 [ 1335.421399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.421441][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.421473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.421503][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.421529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.421558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.421580][ T32] r4:84f605c0 [ 1335.421603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.421658][ T32] INFO: task kworker/1:615:4664 blocked for more than 461 seconds. [ 1335.421702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.421728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.421751][ T32] task:kworker/1:615 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.421813][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.421859][ T32] Call trace: [ 1335.421914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.421967][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000113 r6:eb255d8c r5:851e2400 [ 1335.421991][ T32] r4:851e2400 [ 1335.422011][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.422054][ T32] r5:851e2400 r4:8291a680 [ 1335.422073][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.422127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.422173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1335.422224][ T32] r4:00000000 [ 1335.422245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.422289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.422325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.422366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365440 [ 1335.422388][ T32] r4:00000000 [ 1335.422463][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.422512][ T32] r9:83018205 r8:851e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1335.422546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.422592][ T32] r5:00001000 r4:eb05b000 [ 1335.422613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.422653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.422771][ T32] r5:851d578c r4:851d5400 [ 1335.422795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.422841][ T32] r7:ddde2d80 r6:83018200 r5:851d578c r4:852a3780 [ 1335.422861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.422907][ T32] r10:61c88647 r9:851e2400 r8:852a37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.422931][ T32] r4:852a3780 [ 1335.422949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.423021][ T32] r10:00000000 r9:852a3780 r8:80287e08 r7:eb241e60 r6:852a3800 r5:851e2400 [ 1335.423048][ T32] r4:00000001 [ 1335.423068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.423106][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 1335.423133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.423161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.423257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.423327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.423352][ T32] r4:85365180 [ 1335.423788][ T32] INFO: task kworker/1:615:4664 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.423821][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.423898][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.423940][ T32] Call trace: [ 1335.424038][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.424089][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.424114][ T32] r4:00000000 [ 1335.424158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.424202][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1335.424336][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1335.424512][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.424723][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1335.425012][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.425206][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1335.425506][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1335.425787][ T32] r10:8291a684 r9:eb261d84 r8:00000002 r7:60000013 r6:eb261d8c r5:851f0000 ** 6 printk messages dropped ** [ 1335.426093][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.426278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365600 ** 6 printk messages dropped ** [ 1335.426496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.426666][ T32] r10:61c88647 r9:851f0000 r8:852a38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.426933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.427430][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.450581][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.450760][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.450980][ T32] r4:00000000 [ 1335.451002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.451048][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.451096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.451145][ T32] r5:00001000 r4:ed2cb000 [ 1335.451168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.451288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.451353][ T32] r5:843adb8c r4:843ad800 [ 1335.451378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.451479][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.451506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.451554][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.451577][ T32] r4:84f79100 [ 1335.451625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.451675][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.451699][ T32] r4:00000001 [ 1335.451718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.451754][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.451785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.451815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.451981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.452014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.452037][ T32] r4:84f605c0 [ 1335.452090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.452178][ T32] INFO: task kworker/1:617:4668 blocked for more than 461 seconds. [ 1335.452216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.452242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.452266][ T32] task:kworker/1:617 state:D stack:0 pid:4668 tgid:4668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.452362][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.452460][ T32] Call trace: [ 1335.452665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.452717][ T32] r10:8291a684 r9:eb265d84 r8:00000002 r7:60000113 r6:eb265d8c r5:851f0c00 [ 1335.452740][ T32] r4:851f0c00 [ 1335.452759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.452818][ T32] r5:851f0c00 r4:8291a680 [ 1335.452841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.452949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 ** 9 printk messages dropped ** [ 1335.453328][ T32] r5:00001000 r4:eb09b000 ** 1 printk messages dropped ** [ 1335.453427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.453636][ T32] r7:ddde2d80 r6:83018200 r5:851d678c r4:852a3980 ** 5 printk messages dropped ** [ 1335.454139][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.454403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.455183][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.455436][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.455582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 6 printk messages dropped ** [ 1335.455787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.456355][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1335.456515][ T32] r4:84f605c0 ** 7 printk messages dropped ** [ 1335.456890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.457123][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.457401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.479975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.480107][ T32] r7:ddde2d80 r6:83018200 r5:851d5f8c r4:852a3a80 [ 1335.480140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.480191][ T32] r10:61c88647 r9:851f1800 r8:852a3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.480214][ T32] r4:852a3a80 [ 1335.480234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.480280][ T32] r10:00000000 r9:852a3a80 r8:80287e08 r7:eb265e60 r6:852a3b00 r5:851f1800 [ 1335.480302][ T32] r4:00000001 [ 1335.480322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.480360][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1335.480388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.480416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.480442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.480481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.480506][ T32] r4:85365480 [ 1335.480931][ T32] INFO: task kworker/1:618:4669 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.480964][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.481069][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.481149][ T32] Call trace: [ 1335.481183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.481254][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.481281][ T32] r4:00000000 [ 1335.481355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.481398][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.481427][ T32] 5d20: 8c034000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.481456][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.481480][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.481504][ T32] r5:800f0013 r4:80239bb0 [ 1335.481526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.481578][ T32] r4:82ac21e4 [ 1335.481602][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.481646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.481696][ T32] r4:e0585dc0 [ 1335.481719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.481762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.481783][ T32] r4:00000000 [ 1335.481803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.481848][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.481869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.481911][ T32] r5:00001000 r4:ed2cb000 [ 1335.481930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.481977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.482021][ T32] r5:843adb8c r4:843ad800 [ 1335.482048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.482096][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.482116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.482161][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.482183][ T32] r4:84f79100 [ 1335.482229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.482276][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.482299][ T32] r4:00000001 [ 1335.482338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.482377][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.482405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.482435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.482470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.482502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.482524][ T32] r4:84f605c0 [ 1335.482544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.482580][ T32] INFO: task kworker/1:619:4671 blocked for more than 462 seconds. [ 1335.482617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.482641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.482681][ T32] task:kworker/1:619 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.482730][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.482795][ T32] Call trace: [ 1335.482838][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.482889][ T32] r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000013 r6:eb26dd8c r5:851f3000 [ 1335.482912][ T32] r4:851f3000 [ 1335.482932][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.482974][ T32] r5:851f3000 r4:8291a680 [ 1335.483003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1335.483166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.483442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.483482][ T32] r5:851d638c r4:851d6000 [ 1335.483501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.483633][ T32] r4:852a3b80 ** 4 printk messages dropped ** [ 1335.483784][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) ** 6 printk messages dropped ** [ 1335.484163][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.484474][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.484654][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.484863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1335.485213][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1335.485398][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.485529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.485847][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.486018][ T32] r4:851f3c00 [ 1335.486050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.486095][ T32] r5:851f3c00 r4:8291a680 [ 1335.486130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.486172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.486262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb275e08 [ 1335.486289][ T32] r4:00000000 [ 1335.486309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.486345][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.486378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.486418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365d80 [ 1335.486440][ T32] r4:00000000 [ 1335.486471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.486516][ T32] r9:83018205 r8:851f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1335.486547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.486590][ T32] r5:00001000 r4:eb277000 [ 1335.486610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.486647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.486710][ T32] r5:851d6b8c r4:851d6800 [ 1335.486733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.486779][ T32] r7:ddde2d80 r6:83018200 r5:851d6b8c r4:852a3c80 [ 1335.486799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.486845][ T32] r10:61c88647 r9:851f3c00 r8:852a3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.486867][ T32] r4:852a3c80 [ 1335.486885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.486928][ T32] r10:00000000 r9:852a3c80 r8:80287e08 r7:eb265e60 r6:852a3d00 r5:851f3c00 [ 1335.486950][ T32] r4:00000001 [ 1335.486968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.487001][ T32] Exception stack(0xeb275fb0 to 0xeb275ff8) [ 1335.487027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.487062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.487088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.487115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.487156][ T32] r4:85365700 [ 1335.487337][ T32] INFO: task kworker/1:620:4674 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.487367][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.487454][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.487507][ T32] Call trace: [ 1335.508133][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.508320][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.508357][ T32] r4:00000000 [ 1335.508400][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.508450][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.508483][ T32] 5d20: 8c201000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.508512][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.508537][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.508577][ T32] r5:800f0013 r4:80239bb0 [ 1335.508601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.508667][ T32] r4:82ac21e4 [ 1335.508690][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.508734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.508756][ T32] r4:e0585dc0 [ 1335.508776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.508819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.508841][ T32] r4:00000000 [ 1335.508861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.508907][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.508929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.509002][ T32] r5:00001000 r4:ed2cb000 [ 1335.509036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.509080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.509152][ T32] r5:843adb8c r4:843ad800 [ 1335.509178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.509227][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.509276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.509329][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.509352][ T32] r4:84f79100 [ 1335.509372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.509419][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.509441][ T32] r4:00000001 [ 1335.509460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.509496][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.509552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.509585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.509611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.509665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.509692][ T32] r4:84f605c0 [ 1335.509743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.509786][ T32] INFO: task kworker/1:621:4675 blocked for more than 462 seconds. [ 1335.509837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.509865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.509889][ T32] task:kworker/1:621 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.509948][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.510012][ T32] Call trace: [ 1335.510055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.510104][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:851f5400 [ 1335.510126][ T32] r4:851f5400 [ 1335.510145][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.510258][ T32] r5:851f5400 r4:8291a680 [ 1335.510284][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.510349][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.510419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1335.510445][ T32] r4:00000000 [ 1335.510465][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.510501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.510535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.510575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b040 [ 1335.510634][ T32] r4:00000000 [ 1335.510658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.510703][ T32] r9:83018205 r8:851f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1335.510725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.510766][ T32] r5:00001000 r4:eb28f000 [ 1335.510785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.510822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.510864][ T32] r5:851d738c r4:851d7000 [ 1335.510885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.510932][ T32] r7:ddde2d80 r6:83018200 r5:851d738c r4:852a3d80 [ 1335.510955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.511001][ T32] r10:61c88647 r9:851f5400 r8:852a3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.511028][ T32] r4:852a3d80 [ 1335.511050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.511095][ T32] r10:00000000 r9:852a3d80 r8:80287e08 r7:eb275e60 r6:852a3e00 r5:851f5400 [ 1335.511117][ T32] r4:00000001 [ 1335.511135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.511170][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1335.511196][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.511224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.511251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.511280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.511302][ T32] r4:85365c40 [ 1335.511733][ T32] INFO: task kworker/1:621:4675 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.511765][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.511822][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.511864][ T32] Call trace: [ 1335.511893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.511961][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.511990][ T32] r4:00000000 [ 1335.512010][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.512056][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.512083][ T32] 5d20: 8c201000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.512113][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.512138][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.512162][ T32] r5:800f0013 r4:80239bb0 [ 1335.512194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.512240][ T32] r4:82ac21e4 [ 1335.512302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1335.512560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1335.512927][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1335.513111][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.513246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.513513][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.513749][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.514041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365f80 ** 6 printk messages dropped ** [ 1335.514356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.514397][ T32] r5:851d6f8c r4:851d6c00 [ 1335.514416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.514461][ T32] r7:ddde2d80 r6:83018200 r5:851d6f8c r4:852a3e80 [ 1335.514482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.514556][ T32] r10:61c88647 r9:851f6000 r8:852a3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.514594][ T32] r4:852a3e80 [ 1335.514616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.514662][ T32] r10:00000000 r9:852a3e80 r8:80287e08 r7:eb281e60 r6:852a3f00 r5:851f6000 [ 1335.514684][ T32] r4:00000001 [ 1335.514716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.514789][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1335.514887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.514952][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.515005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.515077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.515128][ T32] r4:85365e00 [ 1335.515436][ T32] INFO: task kworker/1:622:4678 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.515475][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.515560][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.515681][ T32] Call trace: [ 1335.515717][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.515767][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.515790][ T32] r4:00000000 [ 1335.515809][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.515848][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.515876][ T32] 5d20: 8c201000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.515905][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.515948][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.515976][ T32] r5:800f0013 r4:80239bb0 [ 1335.516052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.516106][ T32] r4:82ac21e4 [ 1335.516127][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.516181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.516208][ T32] r4:e0585dc0 [ 1335.516250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.516315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.516339][ T32] r4:00000000 [ 1335.516360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.516406][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.516427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.516467][ T32] r5:00001000 r4:ed2cb000 [ 1335.516487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.516524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.516565][ T32] r5:843adb8c r4:843ad800 [ 1335.516584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.516631][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.516651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.516696][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.516719][ T32] r4:84f79100 [ 1335.516739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.516783][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.516942][ T32] r4:00000001 [ 1335.516966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.517027][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.517058][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.517087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.517141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.517173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.517195][ T32] r4:84f605c0 [ 1335.517216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.517241][ T32] INFO: task kworker/1:623:4680 blocked for more than 462 seconds. [ 1335.517268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.517293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.517343][ T32] task:kworker/1:623 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.517501][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.517647][ T32] Call trace: [ 1335.539144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.539258][ T32] r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000013 r6:eaa49d8c r5:851f6c00 [ 1335.539292][ T32] r4:851f6c00 [ 1335.539314][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.539360][ T32] r5:851f6c00 r4:8291a680 [ 1335.539380][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.539456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.539503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1335.539527][ T32] r4:00000000 [ 1335.539547][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.539583][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.539621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.539662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b140 [ 1335.539685][ T32] r4:00000000 [ 1335.539705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.539751][ T32] r9:83018205 r8:851f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1335.539783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.539829][ T32] r5:00001000 r4:dfa21000 [ 1335.539850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.539890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.539933][ T32] r5:84f3ef8c r4:84f3ec00 [ 1335.539953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.540000][ T32] r7:ddde2d80 r6:83018200 r5:84f3ef8c r4:852a3f80 [ 1335.540027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.540078][ T32] r10:61c88647 r9:851f6c00 r8:852a3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.540102][ T32] r4:852a3f80 [ 1335.540122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.540169][ T32] r10:00000000 r9:852a3f80 r8:80287e08 r7:eb281e60 r6:8536e000 r5:851f6c00 [ 1335.540191][ T32] r4:00000001 [ 1335.540211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.540249][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1335.540309][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.540882][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.541098][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.541121][ T32] r4:00000000 [ 1335.541141][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.541179][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.541209][ T32] 5d20: 8c567000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.541250][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.541279][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.541304][ T32] r5:800f0013 r4:80239bb0 [ 1335.541341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.541386][ T32] r4:82ac21e4 [ 1335.541440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.541519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.541586][ T32] r4:e0585dc0 [ 1335.541649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.541707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.541735][ T32] r4:00000000 [ 1335.541758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.541805][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.541828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.541870][ T32] r5:00001000 r4:ed2cb000 [ 1335.541890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.541947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.542026][ T32] r5:843adb8c r4:843ad800 [ 1335.542078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.542129][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.542151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.542264][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.542293][ T32] r4:84f79100 [ 1335.542313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.542362][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.542384][ T32] r4:00000001 [ 1335.542419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.542459][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.542486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.542515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.542543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.542571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.542593][ T32] r4:84f605c0 [ 1335.542615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.542643][ T32] INFO: task kworker/1:624:4681 blocked for more than 462 seconds. [ 1335.542699][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.542752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.542777][ T32] task:kworker/1:624 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.542824][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.542866][ T32] Call trace: [ 1335.542897][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.542946][ T32] r10:8291a684 r9:eb299d84 r8:00000002 r7:60000013 r6:eb299d8c r5:85328000 [ 1335.542983][ T32] r4:85328000 [ 1335.543006][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.543056][ T32] r5:85328000 r4:8291a680 [ 1335.543103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.543146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.543212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb299e08 [ 1335.543240][ T32] r4:00000000 [ 1335.543259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.543320][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.543358][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.543398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fc700 [ 1335.543423][ T32] r4:00000000 [ 1335.543443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.543487][ T32] r9:83018205 r8:85328000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1335.543508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.543548][ T32] r5:00001000 r4:dfaad000 [ 1335.543584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.543625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.543666][ T32] r5:84f3e78c r4:84f3e400 [ 1335.543686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.543730][ T32] r7:ddde2d80 r6:83018200 r5:84f3e78c r4:8536e080 [ 1335.543751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.543821][ T32] r10:61c88647 r9:85328000 r8:8536e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.543848][ T32] r4:8536e080 [ 1335.543867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.543913][ T32] r10:00000000 r9:8536e080 r8:80287e08 r7:eaa49e60 r6:8536e100 r5:85328000 [ 1335.543935][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.544091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.544740][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.544954][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.544982][ T32] 5d20: 8c567000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.545010][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.545084][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.545113][ T32] r5:800f0013 r4:80239bb0 [ 1335.545184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.545228][ T32] r4:82ac21e4 [ 1335.545249][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.545290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.545312][ T32] r4:e0585dc0 [ 1335.545331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.545391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.545416][ T32] r4:00000000 [ 1335.545438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.545482][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.545503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.545546][ T32] r5:00001000 r4:ed2cb000 [ 1335.545566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.545605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.545729][ T32] r5:843adb8c r4:843ad800 [ 1335.545752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.545825][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.545851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.545899][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.545923][ T32] r4:84f79100 [ 1335.545941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.546011][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.546055][ T32] r4:00000001 [ 1335.546081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.546120][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.546146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.546174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.546259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.546293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.546585][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.546884][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.547210][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.547420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.547464][ T32] r5:84f3e38c r4:84f3e000 [ 1335.547526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.570437][ T32] r10:61c88647 r9:85329800 r8:8536e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.570779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.571508][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.571726][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.571985][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.572145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1335.572678][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.573074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.573456][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.573786][ T32] r5:8532b000 r4:8291a680 ** 3 printk messages dropped ** [ 1335.573966][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.574121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85369280 ** 6 printk messages dropped ** [ 1335.574405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.574448][ T32] r5:852f438c r4:852f4000 ** 3 printk messages dropped ** [ 1335.574580][ T32] r10:61c88647 r9:8532b000 r8:8536e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.574781][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.575081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.575592][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.575805][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1335.576006][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1335.576258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.576709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.576984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1335.577103][ T32] INFO: task kworker/1:627:4687 blocked for more than 462 seconds. [ 1335.577131][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.577154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.577176][ T32] task:kworker/1:627 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.577219][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.577259][ T32] Call trace: [ 1335.577291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.577337][ T32] r10:8291a684 r9:eb269d84 r8:00000002 r7:60000013 r6:eb269d8c r5:85328c00 [ 1335.577359][ T32] r4:85328c00 [ 1335.577379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.577421][ T32] r5:85328c00 r4:8291a680 [ 1335.577440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.577477][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.577536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 [ 1335.577621][ T32] r4:00000000 [ 1335.598158][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.598288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.598332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.598382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536b8c0 [ 1335.598408][ T32] r4:00000000 [ 1335.598429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.598477][ T32] r9:83018205 r8:85328c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1335.598499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.598544][ T32] r5:00001000 r4:dff3b000 [ 1335.598605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.598652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.598696][ T32] r5:851d778c r4:851d7400 [ 1335.598716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.598815][ T32] r7:ddde2d80 r6:83018200 r5:851d778c r4:8536e380 [ 1335.598842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.598891][ T32] r10:61c88647 r9:85328c00 r8:8536e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.598914][ T32] r4:8536e380 [ 1335.598933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.598978][ T32] r10:00000000 r9:8536e380 r8:80287e08 r7:eb2a1e60 r6:8536e400 r5:85328c00 [ 1335.599002][ T32] r4:00000001 [ 1335.599028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.599093][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1335.599127][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.599156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.599183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.599213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.599236][ T32] r4:8536b5c0 [ 1335.599668][ T32] INFO: task kworker/1:627:4687 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.599702][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.599771][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.599818][ T32] Call trace: [ 1335.599850][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.599900][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.599939][ T32] r4:00000000 [ 1335.599989][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.600038][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.600067][ T32] 5d20: 8cc2b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.600098][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.600124][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.600147][ T32] r5:800f0013 r4:80239bb0 [ 1335.600168][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.600208][ T32] r4:82ac21e4 [ 1335.600228][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.600268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.600309][ T32] r4:e0585dc0 [ 1335.600332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.600426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.600453][ T32] r4:00000000 [ 1335.600473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.600519][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.600540][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.600583][ T32] r5:00001000 r4:ed2cb000 [ 1335.600602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.600664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.600734][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1335.600932][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.601163][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1335.601411][ T32] INFO: task kworker/1:628:4690 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.601769][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:8532bc00 ** 8 printk messages dropped ** [ 1335.602069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1335.602441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.602485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.602658][ T32] r10:61c88647 r9:8532bc00 r8:8536e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.602970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.603405][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.603701][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.603925][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.604092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1335.604369][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1335.604500][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.604522][ T32] r4:84f79100 [ 1335.604542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.604587][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.604610][ T32] r4:00000001 [ 1335.604629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.604675][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.604705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.604733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.604761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.604789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.604811][ T32] r4:84f605c0 [ 1335.604830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.604854][ T32] INFO: task kworker/1:629:4692 blocked for more than 462 seconds. [ 1335.604882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.604904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.604942][ T32] task:kworker/1:629 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.604989][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.605058][ T32] Call trace: [ 1335.605090][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.605150][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:8532a400 [ 1335.605178][ T32] r4:8532a400 [ 1335.605217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.605263][ T32] r5:8532a400 r4:8291a680 [ 1335.605297][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.605338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.605419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1335.605483][ T32] r4:00000000 [ 1335.605505][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.605542][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.605575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.605626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536bc00 [ 1335.605652][ T32] r4:00000000 [ 1335.605675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.605719][ T32] r9:83018205 r8:8532a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.605741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.605823][ T32] r5:00001000 r4:e0567000 [ 1335.605846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.605886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.605927][ T32] r5:851d7b8c r4:851d7800 [ 1335.605947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.605991][ T32] r7:ddde2d80 r6:83018200 r5:851d7b8c r4:8536e580 [ 1335.606028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.606081][ T32] r10:61c88647 r9:8532a400 r8:8536e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.606107][ T32] r4:8536e580 [ 1335.606126][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.606170][ T32] r10:00000000 r9:8536e580 r8:80287e08 r7:eb2a9e60 r6:8536e600 r5:8532a400 [ 1335.606218][ T32] r4:00000001 [ 1335.606239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.606275][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1335.606302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.606330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.606355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.606383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.606459][ T32] r4:8536ba80 [ 1335.606703][ T32] INFO: task kworker/1:629:4692 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.606734][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.607010][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1335.607333][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.607509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1335.633306][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1335.633586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.633833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.634093][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.634430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.634849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536be00 ** 6 printk messages dropped ** [ 1335.635223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.635354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.635591][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) ** 4 printk messages dropped ** [ 1335.635754][ T32] r4:8536bc80 ** 3 printk messages dropped ** [ 1335.636359][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.636544][ T32] 5d20: 8cff8000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1335.636742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.637297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.650415][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.650568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.650855][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.651256][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.651312][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.651415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1335.651441][ T32] r4:00000000 [ 1335.651461][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.651496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.651533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.651602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f040 [ 1335.651630][ T32] r4:00000000 [ 1335.651670][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.651720][ T32] r9:83018205 r8:8532c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.651744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.651800][ T32] r5:00001000 r4:e07d5000 [ 1335.651825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.651866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.651908][ T32] r5:8539878c r4:85398400 [ 1335.651929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.651973][ T32] r7:ddde2d80 r6:83018200 r5:8539878c r4:8536e780 [ 1335.651994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.652074][ T32] r10:61c88647 r9:8532c800 r8:8536e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.652109][ T32] r4:8536e780 [ 1335.652128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.652206][ T32] r10:00000000 r9:8536e780 r8:80287e08 r7:eb2a9e60 r6:8536e800 r5:8532c800 [ 1335.652233][ T32] r4:00000001 [ 1335.652253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.652289][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1335.652316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.652344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.652370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.652397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.652421][ T32] r4:8536bec0 [ 1335.652841][ T32] INFO: task kworker/1:631:4696 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.652873][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.652929][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.652973][ T32] Call trace: [ 1335.653060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.653120][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.653144][ T32] r4:00000000 [ 1335.653183][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.653227][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.653254][ T32] 5d20: 8d44d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.653283][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.653307][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.653331][ T32] r5:800f0013 r4:80239bb0 [ 1335.653402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.653448][ T32] r4:82ac21e4 [ 1335.653470][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.653511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.653535][ T32] r4:e0585dc0 [ 1335.653554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.653594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.653616][ T32] r4:00000000 [ 1335.653647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.653695][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.653717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.653760][ T32] r5:00001000 r4:ed2cb000 [ 1335.653780][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.653818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.653884][ T32] r5:843adb8c r4:843ad800 [ 1335.653924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.653975][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.653996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.654047][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.654070][ T32] r4:84f79100 [ 1335.654089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.654135][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.654157][ T32] r4:00000001 [ 1335.654176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.654239][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.654267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.654296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.654321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.654349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.654371][ T32] r4:84f605c0 [ 1335.654404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.654433][ T32] INFO: task kworker/0:155:4699 blocked for more than 462 seconds. [ 1335.654460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.654509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1335.654723][ T32] r10:8291a684 r9:eb2c1d84 r8:00000002 r7:60000113 r6:eb2c1d8c r5:8532ec00 ** 5 printk messages dropped ** [ 1335.654971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 ** 8 printk messages dropped ** [ 1335.655385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.655565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.655777][ T32] r4:8529f600 ** 4 printk messages dropped ** [ 1335.655974][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) ** 3 printk messages dropped ** [ 1335.656115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.656682][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.656908][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.657253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1335.657605][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1335.681274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1335.681543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1335.681815][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.682078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.682498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f440 ** 6 printk messages dropped ** [ 1335.682909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.683073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.683227][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.683500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.684367][ T32] r4:00000000 [ 1335.684414][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.684457][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.684485][ T32] 5d20: 8d90e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.684514][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.684539][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.684562][ T32] r5:800f0013 r4:80239bb0 [ 1335.684635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.684681][ T32] r4:82ac21e4 [ 1335.684711][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.684788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.684832][ T32] r4:e0585dc0 [ 1335.684873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.684956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.684999][ T32] r4:00000000 [ 1335.685030][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.685078][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.685100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.685143][ T32] r5:00001000 r4:ed2cb000 [ 1335.685162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.685201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.685257][ T32] r5:843adb8c r4:843ad800 [ 1335.685292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.685343][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.685363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.685408][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.685431][ T32] r4:84f79100 [ 1335.685450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.685508][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.685702][ T32] r4:00000001 [ 1335.685804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.685844][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.685871][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.685899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.685926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.685974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.686001][ T32] r4:84f605c0 [ 1335.686029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.686069][ T32] INFO: task kworker/1:633:4703 blocked for more than 462 seconds. [ 1335.686100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.686124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.686144][ T32] task:kworker/1:633 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.686218][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.686273][ T32] Call trace: [ 1335.686310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.686362][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:84f30000 [ 1335.686386][ T32] r4:84f30000 [ 1335.686449][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.686497][ T32] r5:84f30000 r4:8291a680 [ 1335.686517][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.686614][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.686685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1335.686736][ T32] r4:00000000 [ 1335.686758][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.686795][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.686856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.686900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f8c0 [ 1335.686923][ T32] r4:00000000 [ 1335.686955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.687014][ T32] r9:83018205 r8:84f30000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1335.687048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.687091][ T32] r5:00001000 r4:eaa29000 [ 1335.687123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.687166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.687210][ T32] r5:85398f8c r4:85398c00 [ 1335.687230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.687280][ T32] r7:ddde2d80 r6:83018200 r5:85398f8c r4:8536ea00 [ 1335.687302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.687347][ T32] r10:61c88647 r9:84f30000 r8:8536ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.687369][ T32] r4:8536ea00 [ 1335.687389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.687432][ T32] r10:00000000 r9:8536ea00 r8:80287e08 r7:eb2c5e60 r6:8536ea80 r5:84f30000 [ 1335.687471][ T32] r4:00000001 [ 1335.687493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.687619][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1335.708753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.708855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.708913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.708998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.709066][ T32] r4:8535f2c0 [ 1335.709814][ T32] INFO: task kworker/1:633:4703 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.709923][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.710096][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.710167][ T32] Call trace: [ 1335.710228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.710287][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.710339][ T32] r4:00000000 [ 1335.710419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.710465][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.710495][ T32] 5d20: 8dd1d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.710523][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.710549][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.710573][ T32] r5:800f0013 r4:80239bb0 [ 1335.710651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.710726][ T32] r4:82ac21e4 [ 1335.710751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.710848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.710875][ T32] r4:e0585dc0 [ 1335.710896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.710971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.710997][ T32] r4:00000000 [ 1335.711035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.711086][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.711214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.711293][ T32] r5:00001000 r4:ed2cb000 [ 1335.711318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.711359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.711401][ T32] r5:843adb8c r4:843ad800 [ 1335.711433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.711485][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.711507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.711615][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.711700][ T32] r4:84f79100 [ 1335.711723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.711806][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.711831][ T32] r4:00000001 [ 1335.711857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.711894][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.711949][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.711998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.712032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.712092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.712118][ T32] r4:84f605c0 [ 1335.712216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.712248][ T32] INFO: task kworker/0:156:4704 blocked for more than 462 seconds. [ 1335.712343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.712373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.712412][ T32] task:kworker/0:156 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.712502][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.712720][ T32] Call trace: [ 1335.712756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.712861][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000113 r6:eb2d1d8c r5:84f31800 [ 1335.712930][ T32] r4:84f31800 [ 1335.712962][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.713025][ T32] r5:84f31800 r4:8291a680 [ 1335.713049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.713091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.713133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d1e08 [ 1335.713154][ T32] r4:00000000 [ 1335.713179][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1335.713371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.713542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.713870][ T32] r10:61c88647 r9:84f31800 r8:8529f6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.714315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.714848][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.715191][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1335.715413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.715947][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1335.716258][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1335.716476][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.716753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.716812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.716837][ T32] r4:84f605c0 [ 1335.716859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.716885][ T32] INFO: task kworker/1:634:4706 blocked for more than 462 seconds. [ 1335.716939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.716965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.716998][ T32] task:kworker/1:634 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.717060][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.717184][ T32] Call trace: [ 1335.717277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.717330][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000013 r6:eb2d5d8c r5:84f32400 [ 1335.717353][ T32] r4:84f32400 [ 1335.717375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.717442][ T32] r5:84f32400 r4:8291a680 [ 1335.717466][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.717524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.717569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1335.717652][ T32] r4:00000000 [ 1335.740205][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.740290][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.740333][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.740405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fb00 [ 1335.740462][ T32] r4:00000000 [ 1335.740515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.740568][ T32] r9:83018205 r8:84f32400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.740660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.740710][ T32] r5:00001000 r4:eab65000 [ 1335.740732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.740828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.740902][ T32] r5:8539938c r4:85399000 [ 1335.740958][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.741026][ T32] r7:ddde2d80 r6:83018200 r5:8539938c r4:8536eb80 [ 1335.741052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.741101][ T32] r10:61c88647 r9:84f32400 r8:8536ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.741161][ T32] r4:8536eb80 [ 1335.741187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.741321][ T32] r10:00000000 r9:8536eb80 r8:80287e08 r7:eb2c9e60 r6:8536ec00 r5:84f32400 [ 1335.741349][ T32] r4:00000001 [ 1335.741369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.741408][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1335.741468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.741554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.741584][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.741613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.741663][ T32] r4:8535f5c0 [ 1335.742098][ T32] INFO: task kworker/1:634:4706 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.742172][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.742291][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.742340][ T32] Call trace: [ 1335.742387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.742468][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.742504][ T32] r4:00000000 [ 1335.742549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.742615][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.742672][ T32] 5d20: 8e073000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.742705][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.742733][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.742757][ T32] r5:800f0013 r4:80239bb0 [ 1335.742777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1335.742963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1335.744091][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1335.744857][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1335.745436][ T32] INFO: task kworker/0:157:4709 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.745730][ T32] r4:84f33c00 ** 4 printk messages dropped ** [ 1335.746008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 ** 9 printk messages dropped ** [ 1335.746554][ T32] r5:00001000 r4:eac31000 ** 1 printk messages dropped ** [ 1335.746618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.746933][ T32] r10:61c88647 r9:84f33c00 r8:8529f72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1335.747344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.770443][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.770688][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.770990][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.771259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1335.771537][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1335.771817][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1335.772084][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1335.772223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1335.772638][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.773013][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.773274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.773316][ T32] r5:8539978c r4:85399400 ** 3 printk messages dropped ** [ 1335.773476][ T32] r10:61c88647 r9:84f34800 r8:8536ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1335.773521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.773566][ T32] r10:00000000 r9:8536ed00 r8:80287e08 r7:eb2d5e60 r6:8536ee00 r5:84f34800 [ 1335.773588][ T32] r4:00000001 [ 1335.773626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.773665][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 1335.773693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.773747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.773861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.773893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.773918][ T32] r4:8535fa40 [ 1335.774321][ T32] INFO: task kworker/1:635:4711 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.774359][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.774462][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.774510][ T32] Call trace: [ 1335.774540][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.774591][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.774613][ T32] r4:00000000 [ 1335.774633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.774672][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.774699][ T32] 5d20: 8e436000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.774728][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.774753][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.774803][ T32] r5:800f0013 r4:80239bb0 [ 1335.774854][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.774944][ T32] r4:82ac21e4 [ 1335.774968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.775011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.775077][ T32] r4:e0585dc0 [ 1335.775101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.775145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.775166][ T32] r4:00000000 [ 1335.775186][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.775230][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.775252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.775307][ T32] r5:00001000 r4:ed2cb000 [ 1335.775330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.775370][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.775437][ T32] r5:843adb8c r4:843ad800 [ 1335.775461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.775563][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.775616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.775668][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.775720][ T32] r4:84f79100 [ 1335.775769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.775820][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.775845][ T32] r4:00000001 [ 1335.775876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.775973][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.776003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.776037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.776064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.776120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.776149][ T32] r4:84f605c0 [ 1335.776204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.776268][ T32] INFO: task kworker/1:636:4713 blocked for more than 462 seconds. [ 1335.776325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.776376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.776427][ T32] task:kworker/1:636 state:D stack:0 pid:4713 tgid:4713 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.776503][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.776577][ T32] Call trace: [ 1335.776635][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.776693][ T32] r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:84f35400 [ 1335.776718][ T32] r4:84f35400 [ 1335.776768][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.776815][ T32] r5:84f35400 r4:8291a680 [ 1335.776836][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.776875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.776917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1335.776939][ T32] r4:00000000 [ 1335.776958][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.776992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.777037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.777080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535fd80 [ 1335.777102][ T32] r4:00000000 [ 1335.777149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.777200][ T32] r9:83018205 r8:84f35400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1335.777222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.777263][ T32] r5:00001000 r4:eabcb000 [ 1335.777284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.777323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.777376][ T32] r5:85399b8c r4:85399800 [ 1335.777400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.777446][ T32] r7:ddde2d80 r6:83018200 r5:85399b8c r4:8536ed80 [ 1335.777467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.777512][ T32] r10:61c88647 r9:84f35400 r8:8536edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.777573][ T32] r4:8536ed80 [ 1335.792199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.792287][ T32] r10:00000000 r9:8536ed80 r8:80287e08 r7:eb2b5e60 r6:8536ee80 r5:84f35400 [ 1335.792313][ T32] r4:00000001 [ 1335.792334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.792387][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1335.792422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.792477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.792534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.792567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.792592][ T32] r4:8535fac0 [ 1335.793006][ T32] INFO: task kworker/1:636:4713 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.793068][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.793235][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.793342][ T32] Call trace: [ 1335.793377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.793431][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.793455][ T32] r4:00000000 [ 1335.793475][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.793514][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.793542][ T32] 5d20: 8e4c4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.793572][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.793598][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.793621][ T32] r5:800f0013 r4:80239bb0 [ 1335.793666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.793733][ T32] r4:82ac21e4 [ 1335.793756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.793799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.793822][ T32] r4:e0585dc0 [ 1335.793868][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.793915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 1 printk messages dropped ** [ 1335.793983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.794641][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.794999][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.795336][ T32] task:kworker/1:637 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.795986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 ** 8 printk messages dropped ** [ 1335.796271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.796424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.796471][ T32] r5:8539a78c r4:8539a400 [ 1335.796522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.796572][ T32] r7:ddde2d80 r6:83018200 r5:8539a78c r4:8536ef00 [ 1335.796635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.796686][ T32] r10:61c88647 r9:84f36000 r8:8536ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.796735][ T32] r4:8536ef00 [ 1335.796783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.796833][ T32] r10:00000000 r9:8536ef00 r8:80287e08 r7:eb2cde60 r6:8536ef80 r5:84f36000 [ 1335.796856][ T32] r4:00000001 [ 1335.796875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.796936][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1335.796966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.796996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.797031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.797063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.797087][ T32] r4:8535fe40 [ 1335.797355][ T32] INFO: task kworker/1:637:4715 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.797389][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.797445][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.797519][ T32] Call trace: [ 1335.814654][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.814752][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.814797][ T32] r4:00000000 [ 1335.814853][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.814985][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.815056][ T32] 5d20: 8e8f0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.815117][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.815179][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.815207][ T32] r5:800f0013 r4:80239bb0 [ 1335.815231][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.815277][ T32] r4:82ac21e4 [ 1335.815297][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.815367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.815393][ T32] r4:e0585dc0 [ 1335.815493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.815546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.815569][ T32] r4:00000000 [ 1335.815591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.815638][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.815660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.815719][ T32] r5:00001000 r4:ed2cb000 [ 1335.815744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.815798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.815858][ T32] r5:843adb8c r4:843ad800 [ 1335.815884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.815964][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.815991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.816053][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.816080][ T32] r4:84f79100 [ 1335.816102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.816203][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.816232][ T32] r4:00000001 [ 1335.816348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.816396][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.816424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.816453][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.816535][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.816597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.816637][ T32] r4:84f605c0 [ 1335.816667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.816699][ T32] INFO: task kworker/1:638:4717 blocked for more than 462 seconds. [ 1335.816732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.816758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.816782][ T32] task:kworker/1:638 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1335.817033][ T32] r4:84f36c00 ** 3 printk messages dropped ** [ 1335.817183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.826301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.826589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.826745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.827012][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) ** 6 printk messages dropped ** [ 1335.840208][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.840792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.841210][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1335.841538][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.841566][ T32] r4:84f79100 [ 1335.841587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.841633][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.841684][ T32] r4:00000001 [ 1335.841707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.841743][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.841805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.841836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.841864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.841892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.841915][ T32] r4:84f605c0 [ 1335.841964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.842007][ T32] INFO: task kworker/1:639:4718 blocked for more than 462 seconds. [ 1335.842054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.842080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.842101][ T32] task:kworker/1:639 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.842162][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.842307][ T32] Call trace: [ 1335.842354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.842426][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:84f30c00 [ 1335.842466][ T32] r4:84f30c00 [ 1335.842509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.842566][ T32] r5:84f30c00 r4:8291a680 [ 1335.842617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.842659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.842702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1335.842725][ T32] r4:00000000 [ 1335.842744][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.842777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.842811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.842851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535f380 [ 1335.842901][ T32] r4:00000000 [ 1335.842924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.842999][ T32] r9:83018205 r8:84f30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.843029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.843074][ T32] r5:00001000 r4:eabf7000 [ 1335.843121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.843191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.843237][ T32] r5:8539a38c r4:8539a000 [ 1335.843257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.843319][ T32] r7:ddde2d80 r6:83018200 r5:8539a38c r4:85366100 [ 1335.843349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.843398][ T32] r10:61c88647 r9:84f30c00 r8:8536612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.843422][ T32] r4:85366100 [ 1335.843441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.843485][ T32] r10:00000000 r9:85366100 r8:80287e08 r7:eb2b9e60 r6:85366180 r5:84f30c00 [ 1335.843534][ T32] r4:00000001 [ 1335.843558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.843597][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1335.843628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.843685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.843744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.843776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.843822][ T32] r4:8535ff40 [ 1335.844280][ T32] INFO: task kworker/1:639:4718 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.844315][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.844374][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.844477][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.844640][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.844769][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.845092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 6 printk messages dropped ** [ 1335.845367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.845408][ T32] r5:843adb8c r4:843ad800 [ 1335.845440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.845560][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.845606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.845656][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.845679][ T32] r4:84f79100 [ 1335.845728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.845778][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.845804][ T32] r4:00000001 [ 1335.845851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.845921][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.845950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.845979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.846093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.846168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.846252][ T32] r4:84f605c0 [ 1335.846309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.846338][ T32] INFO: task kworker/1:640:4721 blocked for more than 462 seconds. [ 1335.846367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.846391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.846425][ T32] task:kworker/1:640 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.846474][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.846515][ T32] Call trace: [ 1335.846595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.846646][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:8532d400 [ 1335.846669][ T32] r4:8532d400 [ 1335.846701][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.846788][ T32] r5:8532d400 r4:8291a680 [ 1335.846812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.846908][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.846954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1335.846978][ T32] r4:00000000 [ 1335.847015][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.847062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.847096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.847145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368380 [ 1335.847171][ T32] r4:00000000 [ 1335.847191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.847236][ T32] r9:83018205 r8:8532d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1335.847258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.847354][ T32] r5:00001000 r4:eac57000 [ 1335.847378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.847418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.847508][ T32] r5:8539af8c r4:8539ac00 [ 1335.847534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.859624][ T32] r7:ddde2d80 r6:83018200 r5:8539af8c r4:85366200 ** 1 printk messages dropped ** [ 1335.859807][ T32] r10:61c88647 r9:8532d400 r8:8536622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.860162][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.860968][ T32] Call trace: ** 3 printk messages dropped ** [ 1335.861150][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1335.861546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1335.861852][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1335.862151][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.862370][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1335.862574][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1335.862761][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.863069][ T32] r5:851f2400 r4:8291a680 ** 3 printk messages dropped ** [ 1335.863232][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.863471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473cd80 ** 6 printk messages dropped ** [ 1335.863883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.864036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.864411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.864910][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.865253][ T32] 5d20: 8ed9c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1335.865532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.866005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.866369][ T32] r4:00000001 [ 1335.866397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.866450][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.866481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.866520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.866551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.866581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.866603][ T32] r4:84f605c0 [ 1335.866637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.866685][ T32] INFO: task kworker/1:641:4726 blocked for more than 462 seconds. [ 1335.866718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.866752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.866778][ T32] task:kworker/1:641 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.866868][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.866936][ T32] Call trace: [ 1335.867025][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.867086][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:851f8000 [ 1335.867111][ T32] r4:851f8000 [ 1335.867132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.867175][ T32] r5:851f8000 r4:8291a680 [ 1335.867195][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.867234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.867275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1335.867317][ T32] r4:00000000 [ 1335.867341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.867378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.867415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.867478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368500 [ 1335.867546][ T32] r4:00000000 [ 1335.867611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.887542][ T32] r9:83018205 r8:851f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.889003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.889144][ T32] r5:00001000 r4:eac6b000 [ 1335.889180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.889225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.889279][ T32] r5:8539b38c r4:8539b000 [ 1335.889305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.889374][ T32] r7:ddde2d80 r6:83018200 r5:8539b38c r4:85366380 [ 1335.889400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.889449][ T32] r10:61c88647 r9:851f8000 r8:853663ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.889473][ T32] r4:85366380 [ 1335.889494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.889562][ T32] r10:00000000 r9:85366380 r8:80287e08 r7:eb2e1e60 r6:85366400 r5:851f8000 [ 1335.889609][ T32] r4:00000001 [ 1335.889653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.889697][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1335.889729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.889759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.889786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.889817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.889840][ T32] r4:85368200 [ 1335.890275][ T32] INFO: task kworker/1:641:4726 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.890334][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.890454][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.890531][ T32] Call trace: [ 1335.890590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.890686][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.890715][ T32] r4:00000000 [ 1335.890737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.890777][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.890827][ T32] 5d20: 8f36d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.890861][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.890888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.890912][ T32] r5:800f0013 r4:80239bb0 [ 1335.890934][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.890977][ T32] r4:82ac21e4 [ 1335.890999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1335.891220][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1335.891527][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1335.891772][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.891988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.892292][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.892660][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.892954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368880 ** 6 printk messages dropped ** [ 1335.893256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.893382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.893664][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) ** 1 printk messages dropped ** [ 1335.893717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.893763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.893795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.893839][ T32] r4:85368300 [ 1335.894066][ T32] INFO: task kworker/1:642:4727 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.894095][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.894208][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.894257][ T32] Call trace: [ 1335.894286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.894336][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.894379][ T32] r4:00000000 [ 1335.894407][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.894466][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.894505][ T32] 5d20: 8f36d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.894537][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.894562][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.894606][ T32] r5:800f0013 r4:80239bb0 [ 1335.894662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.894726][ T32] r4:82ac21e4 [ 1335.894773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.894818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.894842][ T32] r4:e0585dc0 [ 1335.894861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.894901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.894922][ T32] r4:00000000 [ 1335.894941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.895003][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.895028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895077][ T32] r5:00001000 r4:ed2cb000 [ 1335.895106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.895148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.895199][ T32] r5:843adb8c r4:843ad800 [ 1335.895224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.895270][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.895292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.895337][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.895382][ T32] r4:84f79100 [ 1335.895404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.895451][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.895474][ T32] r4:00000001 [ 1335.895492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.895526][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.895552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.895579][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.895606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.895634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.895678][ T32] r4:84f605c0 [ 1335.895701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.895755][ T32] INFO: task kworker/1:643:4730 blocked for more than 462 seconds. [ 1335.895785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.895808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.895828][ T32] task:kworker/1:643 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.895871][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.895911][ T32] Call trace: [ 1335.895939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.895995][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:851f9800 [ 1335.896022][ T32] r4:851f9800 [ 1335.896047][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.896090][ T32] r5:851f9800 r4:8291a680 [ 1335.896130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.896172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.896222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1335.896247][ T32] r4:00000000 [ 1335.896266][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.896312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.896349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.896399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368300 [ 1335.896425][ T32] r4:00000000 [ 1335.896445][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.896489][ T32] r9:83018205 r8:851f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1335.896527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.896581][ T32] r5:00001000 r4:eae11000 [ 1335.896603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.896643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.896683][ T32] r5:8539b78c r4:8539b400 [ 1335.896703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896747][ T32] r7:ddde2d80 r6:83018200 r5:8539b78c r4:85366480 [ 1335.896767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.896811][ T32] r10:61c88647 r9:851f9800 r8:853664ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.896857][ T32] r4:85366480 [ 1335.896900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.896968][ T32] r10:00000000 r9:85366480 r8:80287e08 r7:eb2f5e60 r6:85366600 r5:851f9800 [ 1335.896993][ T32] r4:00000001 [ 1335.897012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.897055][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1335.897081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.897109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.897145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.897197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.897222][ T32] r4:85368480 [ 1335.897465][ T32] INFO: task kworker/1:643:4730 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.897510][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.920537][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.920654][ T32] Call trace: [ 1335.920753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.920815][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.920840][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.920928][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1335.921157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1335.921720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1335.922209][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1335.922527][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.922909][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.923187][ T32] INFO: task kworker/1:644:4731 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1335.923598][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000013 r6:eb2f9d8c r5:851fa400 ** 6 printk messages dropped ** [ 1335.923839][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.924000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85368a40 ** 4 printk messages dropped ** [ 1335.924169][ T32] r5:00001000 r4:eae61000 [ 1335.924192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.924232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.924274][ T32] r5:8539bf8c r4:8539bc00 [ 1335.924294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.924339][ T32] r7:ddde2d80 r6:83018200 r5:8539bf8c r4:85366680 [ 1335.924386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.924437][ T32] r10:61c88647 r9:851fa400 r8:853666ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.924460][ T32] r4:85366680 [ 1335.924478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.924583][ T32] r10:00000000 r9:85366680 r8:80287e08 r7:eb2f5e60 r6:85366700 r5:851fa400 [ 1335.924636][ T32] r4:00000001 [ 1335.924658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.924720][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1335.924752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.924781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.924806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.924836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.924886][ T32] r4:85368700 [ 1335.925343][ T32] INFO: task kworker/1:644:4731 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.925375][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.925434][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.925509][ T32] Call trace: [ 1335.925542][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.925592][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.925615][ T32] r4:00000000 [ 1335.925633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.925671][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.925699][ T32] 5d20: 8f82b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.925727][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.925752][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.925775][ T32] r5:800f0013 r4:80239bb0 [ 1335.925795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.925834][ T32] r4:82ac21e4 [ 1335.925853][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.925894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.925916][ T32] r4:e0585dc0 [ 1335.925935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.925975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.926097][ T32] r4:00000000 [ 1335.926122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.926225][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.926253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.926347][ T32] r5:00001000 r4:ed2cb000 [ 1335.926371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.926436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.926534][ T32] r5:843adb8c r4:843ad800 [ 1335.926565][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.926721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.926959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.927298][ T32] task:kworker/1:645 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.947068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 ** 6 printk messages dropped ** [ 1335.947307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1335.947375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.947419][ T32] r5:00001000 r4:dfba7000 [ 1335.947501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.947546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.947590][ T32] r5:853a478c r4:853a4400 [ 1335.947661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.963508][ T32] r7:ddde2d80 r6:83018200 r5:853a478c r4:85366780 [ 1335.963554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.963655][ T32] r10:61c88647 r9:851fb000 r8:853667ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.963711][ T32] r4:85366780 [ 1335.963751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.963804][ T32] r10:00000000 r9:85366780 r8:80287e08 r7:eb2f9e60 r6:85366800 r5:851fb000 [ 1335.963857][ T32] r4:00000001 [ 1335.963880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.963948][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1335.964036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.964069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.964096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.964151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.964178][ T32] r4:853688c0 [ 1335.964680][ T32] INFO: task kworker/1:645:4734 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.964721][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.964890][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.965021][ T32] Call trace: [ 1335.965105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.965177][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.965204][ T32] r4:00000000 [ 1335.965224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.965264][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.965323][ T32] 5d20: 8fd9b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.965360][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.965388][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.965561][ T32] r5:800f0013 r4:80239bb0 [ 1335.965585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.965687][ T32] r4:82ac21e4 [ 1335.965890][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.965946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.965989][ T32] r4:e0585dc0 [ 1335.966024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.966086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.966112][ T32] r4:00000000 [ 1335.966132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.966179][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.966227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.966272][ T32] r5:00001000 r4:ed2cb000 [ 1335.966293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.966459][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1335.966672][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.966848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.967122][ T32] task:kworker/1:646 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.967501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1335.974488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1335.974716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.974979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.975400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.976105][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.976492][ T32] 5d20: 8fd9b000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 7 printk messages dropped ** [ 1335.976851][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1335.977055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1335.977503][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.991178][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1335.991366][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1335.991575][ T32] task:kworker/1:647 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.992062][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.992346][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.992624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.992669][ T32] r5:853a4b8c r4:853a4800 ** 2 printk messages dropped ** [ 1335.992785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1335.992914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.992986][ T32] r10:00000000 r9:85366980 r8:80287e08 r7:eb2fde60 r6:85366a00 r5:851fc800 [ 1335.993011][ T32] r4:00000001 [ 1335.993146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.993188][ T32] Exception stack(0xeaefdfb0 to 0xeaefdff8) [ 1335.993217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.993246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.993272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.993299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.993321][ T32] r4:85368b00 [ 1335.993753][ T32] INFO: task kworker/1:647:4738 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1335.993787][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.993876][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.993921][ T32] Call trace: [ 1335.993991][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.994078][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1335.994106][ T32] r4:00000000 [ 1335.994126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.994177][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.994280][ T32] 5d20: 90225000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1335.994314][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.994342][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1335.994452][ T32] r5:800f0013 r4:80239bb0 [ 1335.994533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.994577][ T32] r4:82ac21e4 [ 1335.994597][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.994651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.994705][ T32] r4:e0585dc0 [ 1335.994754][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.994811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1335.994837][ T32] r4:00000000 [ 1335.994895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.994963][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1335.994988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.995037][ T32] r5:00001000 r4:ed2cb000 [ 1335.995060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.995099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.995139][ T32] r5:843adb8c r4:843ad800 [ 1335.995242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.995295][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1335.995406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.995459][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.995483][ T32] r4:84f79100 [ 1335.995572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.995623][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1335.995647][ T32] r4:00000001 [ 1335.995666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.995701][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.995743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.995807][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.995839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.995896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.995923][ T32] r4:84f605c0 [ 1335.995975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.996003][ T32] INFO: task kworker/1:648:4739 blocked for more than 462 seconds. [ 1335.996039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.996064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.996086][ T32] task:kworker/1:648 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.996169][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.996211][ T32] Call trace: [ 1335.996242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.996290][ T32] r10:8291a684 r9:eb301d84 r8:00000002 r7:60000113 r6:eb301d8c r5:851fd400 [ 1335.996326][ T32] r4:851fd400 [ 1335.996350][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.996393][ T32] r5:851fd400 r4:8291a680 ** 1 printk messages dropped ** [ 1335.996453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.996876][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.997155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.997235][ T32] r5:853a4f8c r4:853a4c00 [ 1335.997260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.997696][ T32] r4:85366a80 ** 4 printk messages dropped ** [ 1336.018614][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) ** 6 printk messages dropped ** [ 1336.019457][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.020268][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.020531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1336.020853][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1336.021284][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1336.021506][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.021714][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.022022][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.022641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.022772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.022813][ T32] r5:853a538c r4:853a5000 [ 1336.022847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.022926][ T32] r7:ddde2d80 r6:83018200 r5:853a538c r4:85366b80 [ 1336.023021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.023073][ T32] r10:61c88647 r9:851fec00 r8:85366bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.023123][ T32] r4:85366b80 [ 1336.023198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.023247][ T32] r10:00000000 r9:85366b80 r8:80287e08 r7:eb301e60 r6:85366c00 r5:851fec00 [ 1336.023270][ T32] r4:00000001 [ 1336.023289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.023323][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1336.023353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.023383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.023439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.023472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.023495][ T32] r4:85368ec0 [ 1336.023714][ T32] INFO: task kworker/1:649:4740 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.023762][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.023819][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.023861][ T32] Call trace: [ 1336.023890][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.023938][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.023961][ T32] r4:00000000 [ 1336.023980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.024025][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.024081][ T32] 5d20: 9042c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.024113][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.024139][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.024162][ T32] r5:800f0013 r4:80239bb0 [ 1336.024209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.024252][ T32] r4:82ac21e4 [ 1336.024284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.024330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.024412][ T32] r4:e0585dc0 [ 1336.024445][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.024670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.024698][ T32] r4:00000000 [ 1336.024792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.024916][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.024947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.024992][ T32] r5:00001000 r4:ed2cb000 [ 1336.025011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.025055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.025097][ T32] r5:843adb8c r4:843ad800 [ 1336.025117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.025164][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.025186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.025338][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.025367][ T32] r4:84f79100 [ 1336.025458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.025573][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.025688][ T32] r4:00000001 [ 1336.025711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.025747][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.025804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.025836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.025865][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.025899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.025923][ T32] r4:84f605c0 [ 1336.026023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.026113][ T32] INFO: task kworker/1:650:4742 blocked for more than 462 seconds. [ 1336.026144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.026213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.026248][ T32] task:kworker/1:650 state:D stack:0 pid:4742 tgid:4742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.026448][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.026501][ T32] Call trace: [ 1336.026534][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.026582][ T32] r10:8291a684 r9:eb095d84 r8:00000002 r7:60000113 r6:eb095d8c r5:85200000 ** 3 printk messages dropped ** [ 1336.027012][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1336.049733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.050343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.050392][ T32] r5:853a578c r4:853a5400 [ 1336.050517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.050629][ T32] r7:ddde2d80 r6:83018200 r5:853a578c r4:85366c80 [ 1336.050653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.050701][ T32] r10:61c88647 r9:85200000 r8:85366cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.050723][ T32] r4:85366c80 [ 1336.050742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.050788][ T32] r10:00000000 r9:85366c80 r8:80287e08 r7:eafa5e60 r6:85366d00 r5:85200000 [ 1336.050811][ T32] r4:00000001 [ 1336.050831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.050869][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 1336.050938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.050971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.051026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.051061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.051087][ T32] r4:852a0ec0 [ 1336.051507][ T32] INFO: task kworker/1:650:4742 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.051541][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.051682][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.051854][ T32] Call trace: [ 1336.051981][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.052103][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.052272][ T32] r4:00000000 [ 1336.052297][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.052339][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.052367][ T32] 5d20: 906ea000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.052397][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.052422][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1336.053023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1336.053366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.053885][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.054173][ T32] INFO: task kworker/1:651:4747 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.055231][ T32] r4:85201800 ** 4 printk messages dropped ** [ 1336.055450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 ** 9 printk messages dropped ** [ 1336.055929][ T32] r5:00001000 r4:e083d000 ** 1 printk messages dropped ** [ 1336.055986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.056303][ T32] r4:85366d80 ** 4 printk messages dropped ** [ 1336.056750][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) ** 6 printk messages dropped ** [ 1336.057497][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.079785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.080284][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1336.080685][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1336.080862][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1336.081027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.081051][ T32] r4:84f605c0 [ 1336.081087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.081119][ T32] INFO: task kworker/1:652:4748 blocked for more than 462 seconds. [ 1336.081153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.081178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.081201][ T32] task:kworker/1:652 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.081358][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.081432][ T32] Call trace: [ 1336.081556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.081631][ T32] r10:8291a684 r9:eb1edd84 r8:00000002 r7:60000113 r6:eb1edd8c r5:85202400 [ 1336.081658][ T32] r4:85202400 [ 1336.081709][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.081782][ T32] r5:85202400 r4:8291a680 [ 1336.081805][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.081845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.081889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ede08 [ 1336.081912][ T32] r4:00000000 [ 1336.081931][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.081995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.082042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.082111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378700 [ 1336.082138][ T32] r4:00000000 [ 1336.082158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.082230][ T32] r9:83018205 r8:85202400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.082280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.082326][ T32] r5:00001000 r4:e088f000 [ 1336.082346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.082386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.082426][ T32] r5:853a5f8c r4:853a5c00 [ 1336.082446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.082517][ T32] r7:ddde2d80 r6:83018200 r5:853a5f8c r4:85366e80 [ 1336.082542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.082588][ T32] r10:61c88647 r9:85202400 r8:85366eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.082612][ T32] r4:85366e80 [ 1336.082631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.082701][ T32] r10:00000000 r9:85366e80 r8:80287e08 r7:eb19de60 r6:85366f00 r5:85202400 [ 1336.082727][ T32] r4:00000001 [ 1336.082747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.082836][ T32] Exception stack(0xeb1edfb0 to 0xeb1edff8) [ 1336.082867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.082895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.082935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.082967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.083022][ T32] r4:85378280 [ 1336.083445][ T32] INFO: task kworker/1:652:4748 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.083476][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.083546][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.083622][ T32] Call trace: [ 1336.083673][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.083724][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.083763][ T32] r4:00000000 [ 1336.083785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.083825][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.083852][ T32] 5d20: 90b50000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.083880][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.083979][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.084007][ T32] r5:800f0013 r4:80239bb0 [ 1336.084059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.084105][ T32] r4:82ac21e4 [ 1336.084152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1336.084278][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1336.084713][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1336.085193][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1336.085443][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.085681][ T32] INFO: task kworker/1:653:4750 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.086078][ T32] r4:85203000 ** 3 printk messages dropped ** [ 1336.086276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.086733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.086774][ T32] r5:00001000 r4:e08e7000 [ 1336.086794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.086832][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.086891][ T32] r5:853a638c r4:853a6000 [ 1336.086915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.086961][ T32] r7:ddde2d80 r6:83018200 r5:853a638c r4:85366f80 [ 1336.086981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.087034][ T32] r10:61c88647 r9:85203000 r8:85366fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.087057][ T32] r4:85366f80 [ 1336.087182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.087231][ T32] r10:00000000 r9:85366f80 r8:80287e08 r7:eb1ede60 r6:85381000 r5:85203000 [ 1336.087416][ T32] r4:00000001 [ 1336.087444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.087481][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) [ 1336.087591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.121797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.121862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.121898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.121938][ T32] r4:85378580 [ 1336.122437][ T32] INFO: task kworker/1:653:4750 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.122579][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.123071][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.123133][ T32] Call trace: [ 1336.123274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.123334][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.123358][ T32] r4:00000000 [ 1336.123377][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.123431][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.123546][ T32] 5d20: 91267000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.123580][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.123605][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.123629][ T32] r5:800f0013 r4:80239bb0 [ 1336.123651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.123758][ T32] r4:82ac21e4 [ 1336.123886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.123934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.123957][ T32] r4:e0585dc0 [ 1336.124008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.124111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.124137][ T32] r4:00000000 [ 1336.124183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.124233][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.124262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.124306][ T32] r5:00001000 r4:ed2cb000 [ 1336.124382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.124428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.124471][ T32] r5:843adb8c r4:843ad800 [ 1336.124509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.124627][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.124935][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.125227][ T32] INFO: task kworker/1:654:4752 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.125630][ T32] r4:85203c00 ** 4 printk messages dropped ** [ 1336.125870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 ** 8 printk messages dropped ** [ 1336.126238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.126347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.126685][ T32] r10:61c88647 r9:85203c00 r8:853810ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.127080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.127144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.127252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.127366][ T32] r4:853786c0 [ 1336.137896][ T32] INFO: task kworker/1:654:4752 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.138433][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.138756][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.138908][ T32] Call trace: [ 1336.138943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.139088][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.139124][ T32] r4:00000000 [ 1336.139203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.139333][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.139374][ T32] 5d20: 91267000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.139457][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.139689][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.139798][ T32] r5:800f0013 r4:80239bb0 [ 1336.140013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.140065][ T32] r4:82ac21e4 [ 1336.140087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.140157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.140184][ T32] r4:e0585dc0 [ 1336.140245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.140290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.140458][ T32] r4:00000000 [ 1336.140482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.140530][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.140552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.140593][ T32] r5:00001000 r4:ed2cb000 [ 1336.140688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.140733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.140803][ T32] r5:843adb8c r4:843ad800 [ 1336.140828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.140876][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.140899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.140947][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.140971][ T32] r4:84f79100 [ 1336.141021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.141073][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.141138][ T32] r4:00000001 [ 1336.141161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.141257][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.141287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.141316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.141342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.141370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.141556][ T32] r4:84f605c0 [ 1336.141581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.141610][ T32] INFO: task kworker/1:655:4754 blocked for more than 462 seconds. [ 1336.141642][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.141666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.141687][ T32] task:kworker/1:655 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.141733][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.141773][ T32] Call trace: [ 1336.141864][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.141915][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:85204800 ** 2 printk messages dropped ** [ 1336.142328][ T32] r5:85204800 r4:8291a680 ** 3 printk messages dropped ** [ 1336.142541][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.143091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378b00 ** 6 printk messages dropped ** [ 1336.143678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.143720][ T32] r5:853a6b8c r4:853a6800 ** 2 printk messages dropped ** [ 1336.143968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.144536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.145374][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1336.146020][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1336.146390][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.146917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1336.147274][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1336.177133][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.177514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.178388][ T32] task:kworker/1:656 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.178860][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.179004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378d40 ** 4 printk messages dropped ** [ 1336.179243][ T32] r5:00001000 r4:eab0d000 [ 1336.179269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.179311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.179353][ T32] r5:853a6f8c r4:853a6c00 [ 1336.179390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.179442][ T32] r7:ddde2d80 r6:83018200 r5:853a6f8c r4:85381280 [ 1336.179557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.179611][ T32] r10:61c88647 r9:85205400 r8:853812ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.179634][ T32] r4:85381280 [ 1336.179654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.179764][ T32] r10:00000000 r9:85381280 r8:80287e08 r7:eb25de60 r6:85381300 r5:85205400 [ 1336.179790][ T32] r4:00000001 [ 1336.179829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.179898][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1336.179929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.179959][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.179987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.180032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.180060][ T32] r4:85378900 [ 1336.180496][ T32] INFO: task kworker/1:656:4756 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.180527][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.180583][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.180626][ T32] Call trace: [ 1336.180655][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.180703][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.180727][ T32] r4:00000000 [ 1336.180746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.180784][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.180812][ T32] 5d20: 915e5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.180841][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.180867][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.180918][ T32] r5:800f0013 r4:80239bb0 [ 1336.180943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.181012][ T32] r4:82ac21e4 [ 1336.181040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.181085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.181121][ T32] r4:e0585dc0 [ 1336.181171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.181216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.181266][ T32] r4:00000000 [ 1336.181289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.181361][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.181387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.181430][ T32] r5:00001000 r4:ed2cb000 [ 1336.181449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.181488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.181528][ T32] r5:843adb8c r4:843ad800 [ 1336.181547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.181622][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.181648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.181743][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.181856][ T32] r4:84f79100 [ 1336.181887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.181934][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.181959][ T32] r4:00000001 [ 1336.181979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.182073][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.182105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.182134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.182174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.182296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.182323][ T32] r4:84f605c0 [ 1336.182391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.182419][ T32] INFO: task kworker/1:657:4758 blocked for more than 462 seconds. [ 1336.182446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.182470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.182491][ T32] task:kworker/1:657 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.182633][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.182810][ T32] Call trace: [ 1336.182966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.183023][ T32] r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:85206000 [ 1336.183073][ T32] r4:85206000 [ 1336.183100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1336.183284][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.183679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378dc0 ** 6 printk messages dropped ** [ 1336.184071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.184264][ T32] r10:61c88647 r9:85206000 r8:8538142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.184565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.185481][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 6 printk messages dropped ** [ 1336.186095][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1336.186536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1336.187358][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.207595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.208194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.208230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.208288][ T32] task:kworker/1:658 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.208382][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.208482][ T32] Call trace: [ 1336.208548][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.208631][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:85206c00 [ 1336.208665][ T32] r4:85206c00 [ 1336.208715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.208791][ T32] r5:85206c00 r4:8291a680 [ 1336.208815][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.208855][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.208896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1336.208918][ T32] r4:00000000 [ 1336.208936][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.208997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.209045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.209087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853780c0 [ 1336.209109][ T32] r4:00000000 [ 1336.209128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.209223][ T32] r9:83018205 r8:85206c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.209249][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.209340][ T32] r5:00001000 r4:ead19000 [ 1336.209364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.209459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.209579][ T32] r5:853a778c r4:853a7400 [ 1336.209610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.209658][ T32] r7:ddde2d80 r6:83018200 r5:853a778c r4:85381380 [ 1336.209681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.209919][ T32] r10:61c88647 r9:85206c00 r8:853813ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.209946][ T32] r4:85381380 [ 1336.209967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.210014][ T32] r10:00000000 r9:85381380 r8:80287e08 r7:eb289e60 r6:85381500 r5:85206c00 [ 1336.210043][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.210211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.210922][ T32] Call trace: [ 1336.211065][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.211159][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.211186][ T32] r4:00000000 [ 1336.211206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.211246][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.211273][ T32] 5d20: 91971000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.211390][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.211419][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.211444][ T32] r5:800f0013 r4:80239bb0 [ 1336.211464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.211506][ T32] r4:82ac21e4 [ 1336.211526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.211697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.211723][ T32] r4:e0585dc0 [ 1336.212038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.212084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.212109][ T32] r4:00000000 [ 1336.212155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.212282][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.212366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.212412][ T32] r5:00001000 r4:ed2cb000 [ 1336.212432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.212579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.212795][ T32] r5:843adb8c r4:843ad800 [ 1336.212819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.212867][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.213041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.213092][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.213117][ T32] r4:84f79100 [ 1336.213136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.213180][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.213251][ T32] r4:00000001 [ 1336.213483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.213524][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.213550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.213728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.213759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.213788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.213943][ T32] r4:84f605c0 [ 1336.213983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.214037][ T32] INFO: task kworker/1:659:4762 blocked for more than 462 seconds. ** 1 printk messages dropped ** [ 1336.214091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.214838][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.215666][ T32] r5:00001000 r4:ead65000 ** 1 printk messages dropped ** [ 1336.215796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.216024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.216634][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) ** 6 printk messages dropped ** [ 1336.217529][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.248965][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.249629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 3 printk messages dropped ** [ 1336.249834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.249878][ T32] r5:00001000 r4:ed2cb000 [ 1336.249897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.249936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.249979][ T32] r5:843adb8c r4:843ad800 [ 1336.249999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.250060][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.250110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.250163][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.250208][ T32] r4:84f79100 [ 1336.250235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.250282][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.250304][ T32] r4:00000001 [ 1336.250323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.250358][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.250383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.250444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.250475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.250505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.250568][ T32] r4:84f605c0 [ 1336.250681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.250726][ T32] INFO: task kworker/1:660:4764 blocked for more than 462 seconds. [ 1336.250786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.250814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.250897][ T32] task:kworker/1:660 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.251058][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.251162][ T32] Call trace: [ 1336.251219][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.251332][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000113 r6:eb309d8c r5:851fe000 [ 1336.251386][ T32] r4:851fe000 [ 1336.251408][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.251452][ T32] r5:851fe000 r4:8291a680 [ 1336.251485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.251532][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.251577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1336.251637][ T32] r4:00000000 [ 1336.251661][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.251697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.251758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.251874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c340 [ 1336.251900][ T32] r4:00000000 [ 1336.251921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.252022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.252192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.252480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.252770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.253843][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1336.254233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.255278][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1336.255536][ T32] r4:84f79100 [ 1336.255555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.255653][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.255680][ T32] r4:00000001 [ 1336.255700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.255736][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.255761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.255862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.255897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.255927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.255963][ T32] r4:84f605c0 [ 1336.255987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.256013][ T32] INFO: task kworker/1:661:4765 blocked for more than 462 seconds. [ 1336.256047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.256072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.256236][ T32] task:kworker/1:661 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.256287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.256384][ T32] Call trace: [ 1336.256523][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.256574][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000013 r6:eaf95d8c r5:85208000 [ 1336.256598][ T32] r4:85208000 [ 1336.256618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.256706][ T32] r5:85208000 r4:8291a680 [ 1336.256923][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.257037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.257086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1336.257109][ T32] r4:00000000 [ 1336.257128][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.257164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.257274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.257322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c500 [ 1336.257432][ T32] r4:00000000 [ 1336.257457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.257504][ T32] r9:83018205 r8:85208000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1336.257557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.257670][ T32] r5:00001000 r4:eadb3000 [ 1336.292720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.292826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.292879][ T32] r5:853b438c r4:853b4000 [ 1336.292945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.293283][ T32] r4:85381780 ** 6 printk messages dropped ** [ 1336.293612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.295057][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.295447][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1336.295998][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1336.296313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.296715][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1336.297108][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.297631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1336.309073][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.309997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.310046][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.310117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1336.310145][ T32] r4:00000000 [ 1336.310165][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.310223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.310263][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.310305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c600 [ 1336.310327][ T32] r4:00000000 [ 1336.310449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.310572][ T32] r9:83018205 r8:847cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1336.310688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.310810][ T32] r5:00001000 r4:eaded000 [ 1336.310834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.310932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.310980][ T32] r5:853b478c r4:853b4400 [ 1336.311021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.311145][ T32] r7:ddde2d80 r6:83018200 r5:853b478c r4:85381880 [ 1336.311172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.311263][ T32] r10:61c88647 r9:847cec00 r8:853818ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.311296][ T32] r4:85381880 [ 1336.311480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.311604][ T32] r10:00000000 r9:85381880 r8:80287e08 r7:eaf95e60 r6:8529f800 r5:847cec00 [ 1336.311635][ T32] r4:00000001 [ 1336.311656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.311695][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1336.311725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.311755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.311781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.311836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.311862][ T32] r4:8538c380 [ 1336.312379][ T32] INFO: task kworker/1:662:4768 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.312516][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.312892][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.312953][ T32] Call trace: [ 1336.313044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.313096][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.313119][ T32] r4:00000000 [ 1336.313139][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.313322][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.313354][ T32] 5d20: 92349000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.313384][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.313409][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.313432][ T32] r5:800f0013 r4:80239bb0 [ 1336.313453][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.313512][ T32] r4:82ac21e4 [ 1336.313642][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.313689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.313712][ T32] r4:e0585dc0 [ 1336.313732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.313774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.313970][ T32] r4:00000000 [ 1336.313995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.314049][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.314071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.314113][ T32] r5:00001000 r4:ed2cb000 [ 1336.314133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.314172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.314238][ T32] r5:843adb8c r4:843ad800 [ 1336.314277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.314460][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.314850][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.315542][ T32] INFO: task kworker/1:663:4770 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.316244][ T32] r10:8291a684 r9:eb329d84 r8:00000002 r7:60000013 r6:eb329d8c r5:847ce000 ** 8 printk messages dropped ** [ 1336.316555][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.316897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.317031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1336.317285][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) ** 6 printk messages dropped ** [ 1336.346133][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.347624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.362890][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1336.363197][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.363511][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.363914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.364563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.364626][ T32] r4:00000000 [ 1336.364747][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.364793][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.364874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.364992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c740 [ 1336.365030][ T32] r4:00000000 [ 1336.365051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.365117][ T32] r9:83018205 r8:847cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1336.365142][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.365184][ T32] r5:00001000 r4:eae7d000 [ 1336.365306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.365421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.365543][ T32] r5:853b4b8c r4:853b4800 [ 1336.365567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.365614][ T32] r7:ddde2d80 r6:83018200 r5:853b4b8c r4:85381980 [ 1336.365637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.365683][ T32] r10:61c88647 r9:847cd400 r8:853819ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.365706][ T32] r4:85381980 [ 1336.365725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.365769][ T32] r10:00000000 r9:85381980 r8:80287e08 r7:eb329e60 r6:8529f900 r5:847cd400 [ 1336.365804][ T32] r4:00000001 [ 1336.365827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.365864][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1336.365902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.365934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.365961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.365991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.366013][ T32] r4:8538c400 [ 1336.366561][ T32] INFO: task kworker/1:664:4771 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.366603][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.366808][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.366858][ T32] Call trace: [ 1336.366888][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.366938][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.367025][ T32] r4:00000000 [ 1336.367049][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.367116][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.367148][ T32] 5d20: 929e0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.367215][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.367246][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.367294][ T32] r5:800f0013 r4:80239bb0 [ 1336.367318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.367359][ T32] r4:82ac21e4 [ 1336.367379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.367419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.367441][ T32] r4:e0585dc0 [ 1336.367461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.367501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.367525][ T32] r4:00000000 [ 1336.367543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.391615][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.391706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.391805][ T32] r5:00001000 r4:ed2cb000 [ 1336.391831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.391873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.392023][ T32] r5:843adb8c r4:843ad800 [ 1336.392064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.392233][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.392297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.392349][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.392429][ T32] r4:84f79100 [ 1336.392533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.392586][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.392609][ T32] r4:00000001 [ 1336.392747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.392797][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.392828][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.392934][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1336.393104][ T32] task:kworker/1:665 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.394019][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.395192][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.395587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.395694][ T32] r7:ddde2d80 r6:83018200 r5:853b5f8c r4:85381a00 ** 5 printk messages dropped ** [ 1336.395919][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.396098][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.396699][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.396971][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1336.397379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1336.408464][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.408782][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.409049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.409074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.409096][ T32] task:kworker/1:666 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.409151][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.409195][ T32] Call trace: [ 1336.409226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.409277][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:847cc800 [ 1336.409319][ T32] r4:847cc800 [ 1336.409343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.409387][ T32] r5:847cc800 r4:8291a680 [ 1336.409434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.409486][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.409529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1336.409553][ T32] r4:00000000 [ 1336.409600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.409639][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.409677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.409748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ca00 [ 1336.409800][ T32] r4:00000000 [ 1336.409853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.409905][ T32] r9:83018205 r8:847cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1336.409958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.410004][ T32] r5:00001000 r4:eaeed000 [ 1336.410056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.410100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.410143][ T32] r5:853b538c r4:853b5000 [ 1336.410166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.410288][ T32] r7:ddde2d80 r6:83018200 r5:853b538c r4:85381a80 [ 1336.410313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.410370][ T32] r10:61c88647 r9:847cc800 r8:85381aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.410423][ T32] r4:85381a80 [ 1336.410446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.410491][ T32] r10:00000000 r9:85381a80 r8:80287e08 r7:eb339e60 r6:8529fa00 r5:847cc800 [ 1336.410539][ T32] r4:00000001 [ 1336.410561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.410598][ T32] Exception stack(0xeb33dfb0 to 0xeb33dff8) [ 1336.410632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.410666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.410692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.410763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.410789][ T32] r4:8538c780 [ 1336.411263][ T32] INFO: task kworker/1:666:4776 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.411322][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.411420][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.411467][ T32] Call trace: [ 1336.411535][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.411590][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.411630][ T32] r4:00000000 [ 1336.411653][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.411692][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.411747][ T32] 5d20: 92e23000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.411806][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.411835][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.411862][ T32] r5:800f0013 r4:80239bb0 [ 1336.411909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.411984][ T32] r4:82ac21e4 [ 1336.412007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.412083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.412138][ T32] r4:e0585dc0 [ 1336.412160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.412229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.412264][ T32] r4:00000000 [ 1336.412298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.412374][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.412400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.412443][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1336.412711][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1336.412944][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.413123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.413413][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.413702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1336.414036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1336.414259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1336.414546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.414867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1336.415435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1336.415724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1336.416192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.416679][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.416921][ T32] INFO: task kworker/1:668:4779 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.417289][ T32] r4:85209800 ** 4 printk messages dropped ** [ 1336.417480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb325e08 ** 4 printk messages dropped ** [ 1336.439879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538cc80 [ 1336.439910][ T32] r4:00000000 [ 1336.439933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.439981][ T32] r9:83018205 r8:85209800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1336.440004][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.440321][ T32] r5:00001000 r4:eaf29000 [ 1336.440434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.440550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.440598][ T32] r5:853b5b8c r4:853b5800 [ 1336.440619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.440668][ T32] r7:ddde2d80 r6:83018200 r5:853b5b8c r4:85381b80 [ 1336.440689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.440735][ T32] r10:61c88647 r9:85209800 r8:85381bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.440757][ T32] r4:85381b80 [ 1336.440776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.440821][ T32] r10:00000000 r9:85381b80 r8:80287e08 r7:eb339e60 r6:85381c00 r5:85209800 [ 1336.440855][ T32] r4:00000001 [ 1336.440880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.440963][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1336.440997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.441030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.441086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.441119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.441141][ T32] r4:8538cb00 [ 1336.441565][ T32] INFO: task kworker/1:668:4779 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.441612][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.441793][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.442155][ T32] Call trace: [ 1336.442221][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.442466][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.442496][ T32] r4:00000000 [ 1336.442517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.442556][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.442584][ T32] 5d20: 930b6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.442613][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.442664][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.442692][ T32] r5:800f0013 r4:80239bb0 [ 1336.442714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.442754][ T32] r4:82ac21e4 [ 1336.442774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.443003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.443034][ T32] r4:e0585dc0 [ 1336.443054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.443097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.443119][ T32] r4:00000000 [ 1336.443139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.443184][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.443205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.443246][ T32] r5:00001000 r4:ed2cb000 [ 1336.443266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.443306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.443368][ T32] r5:843adb8c r4:843ad800 [ 1336.443391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.443439][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.443460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.443506][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.443555][ T32] r4:84f79100 [ 1336.443637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.443699][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.443835][ T32] r4:00000001 [ 1336.443858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.443894][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.443921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.443949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.443987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.444024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.444048][ T32] r4:84f605c0 [ 1336.444070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.444098][ T32] INFO: task kworker/1:669:4781 blocked for more than 462 seconds. [ 1336.444130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.444166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.444192][ T32] task:kworker/1:669 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.444304][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.444347][ T32] Call trace: [ 1336.444460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.444511][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:8520b000 [ 1336.444535][ T32] r4:8520b000 [ 1336.444555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.444611][ T32] r5:8520b000 r4:8291a680 [ 1336.444634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.444674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.444742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1336.444767][ T32] r4:00000000 [ 1336.444787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.444824][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.444858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.444901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538c700 [ 1336.444923][ T32] r4:00000000 [ 1336.444942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.444984][ T32] r9:83018205 r8:8520b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.445005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.445053][ T32] r5:00001000 r4:eaf65000 [ 1336.445074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.445112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.445153][ T32] r5:853b638c r4:853b6000 [ 1336.445175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.445219][ T32] r7:ddde2d80 r6:83018200 r5:853b638c r4:85381c80 [ 1336.445239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.445284][ T32] r10:61c88647 r9:8520b000 r8:85381cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.445307][ T32] r4:85381c80 [ 1336.445339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.445389][ T32] r10:00000000 r9:85381c80 r8:80287e08 r7:eb339e60 r6:85381d00 r5:8520b000 [ 1336.445423][ T32] r4:00000001 [ 1336.445468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.445506][ T32] Exception stack(0xeb349fb0 to 0xeb349ff8) [ 1336.445532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.445584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.445622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.445653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.445677][ T32] r4:8538cc00 [ 1336.445924][ T32] INFO: task kworker/1:669:4781 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.445954][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.446007][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.446079][ T32] Call trace: [ 1336.446109][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.446160][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.446184][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.446303][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1336.446556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1336.446824][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1336.447137][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1336.447284][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.447487][ T32] INFO: task kworker/1:670:4784 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1336.469933][ T32] r5:8520c800 r4:8291a680 ** 3 printk messages dropped ** [ 1336.470064][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.470290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fcb40 ** 6 printk messages dropped ** [ 1336.470658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.470789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.471171][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.471932][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1336.472238][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.472474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1336.472916][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1336.473102][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.473213][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.473320][ T32] r4:84f605c0 [ 1336.473340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.473378][ T32] INFO: task kworker/1:671:4786 blocked for more than 462 seconds. [ 1336.473414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.473438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.473459][ T32] task:kworker/1:671 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.473534][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.473581][ T32] Call trace: [ 1336.473666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.473718][ T32] r10:8291a684 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:8520d400 [ 1336.473741][ T32] r4:8520d400 [ 1336.473761][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.473803][ T32] r5:8520d400 r4:8291a680 [ 1336.473822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.473859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.473900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1336.473923][ T32] r4:00000000 [ 1336.473941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.473975][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.474008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.474056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148140 [ 1336.474078][ T32] r4:00000000 [ 1336.474099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.474142][ T32] r9:83018205 r8:8520d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.474209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.474260][ T32] r5:00001000 r4:eafa7000 [ 1336.474281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.474319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.474376][ T32] r5:853b6b8c r4:853b6800 [ 1336.474400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.474485][ T32] r7:ddde2d80 r6:83018200 r5:853b6b8c r4:85381e80 [ 1336.474510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.474582][ T32] r10:61c88647 r9:8520d400 r8:85381eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.474609][ T32] r4:85381e80 [ 1336.474631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.474675][ T32] r10:00000000 r9:85381e80 r8:80287e08 r7:eb311e60 r6:85381f00 r5:8520d400 [ 1336.474699][ T32] r4:00000001 [ 1336.474719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.474753][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1336.474779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.474807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.474834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.474862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.474884][ T32] r4:8538cf80 [ 1336.475134][ T32] INFO: task kworker/1:671:4786 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.475165][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.475220][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.475263][ T32] Call trace: [ 1336.475293][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.475342][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.475365][ T32] r4:00000000 [ 1336.475385][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.475423][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.475451][ T32] 5d20: 9352d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.475480][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.475507][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.475531][ T32] r5:800f0013 r4:80239bb0 [ 1336.475570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.475675][ T32] r4:82ac21e4 [ 1336.475699][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.475761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.475788][ T32] r4:e0585dc0 [ 1336.475807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.475848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.475870][ T32] r4:00000000 [ 1336.475892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.475936][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 4 printk messages dropped ** [ 1336.476114][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1336.476334][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1336.476506][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1336.476640][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.476826][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.477083][ T32] r5:8520a400 r4:8291a680 ** 3 printk messages dropped ** [ 1336.477207][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.477356][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.477540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.498511][ T32] r7:ddde2d80 r6:83018200 r5:853b6f8c r4:85381f80 ** 5 printk messages dropped ** [ 1336.498719][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.498968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.499754][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1336.499921][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.499982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1336.500328][ T32] r5:843adb8c r4:843ad800 [ 1336.500376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.500461][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.500487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.500536][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.500560][ T32] r4:84f79100 [ 1336.500579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.500637][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.500663][ T32] r4:00000001 [ 1336.500682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.500717][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.500754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.500787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.500814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.500843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.500865][ T32] r4:84f605c0 [ 1336.500897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.500964][ T32] INFO: task kworker/1:673:4790 blocked for more than 463 seconds. [ 1336.501002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.501033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.501055][ T32] task:kworker/1:673 state:D stack:0 pid:4790 tgid:4790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.501116][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.501199][ T32] Call trace: [ 1336.501282][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1336.501670][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.502071][ T32] r5:853b778c r4:853b7400 [ 1336.502092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.502175][ T32] r7:ddde2d80 r6:83018200 r5:853b778c r4:85150080 [ 1336.502225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.502287][ T32] r10:61c88647 r9:8520ec00 r8:851500ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.502313][ T32] r4:85150080 [ 1336.502334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.502380][ T32] r10:00000000 r9:85150080 r8:80287e08 r7:eb341e60 r6:85150100 r5:8520ec00 [ 1336.502427][ T32] r4:00000001 [ 1336.502450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.502485][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1336.502511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.502539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.502567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.502595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1336.503073][ T32] Call trace: ** 10 printk messages dropped ** [ 1336.503643][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1336.504126][ T32] r5:00001000 r4:ed2cb000 ** 10 printk messages dropped ** [ 1336.504533][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.504953][ T32] INFO: task kworker/1:674:4792 blocked for more than 463 seconds. ** 15 printk messages dropped ** [ 1336.505475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.505921][ T32] r5:853b738c r4:853b7000 ** 7 printk messages dropped ** [ 1336.506316][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1336.506806][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1336.507504][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.507526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.535425][ T32] r5:00001000 r4:ed2cb000 [ 1336.535521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.535590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.535635][ T32] r5:843adb8c r4:843ad800 [ 1336.535670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.535723][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.535746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.535794][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.535818][ T32] r4:84f79100 [ 1336.535839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.535887][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.535910][ T32] r4:00000001 [ 1336.535930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.535973][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.536020][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.536082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1336.536654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb351e08 ** 12 printk messages dropped ** [ 1336.537100][ T32] r5:853b7f8c r4:853b7c00 ** 2 printk messages dropped ** [ 1336.537186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.551053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.551116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.551145][ T32] r4:85148640 [ 1336.551590][ T32] INFO: task kworker/1:675:4795 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.551627][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.551714][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.551797][ T32] Call trace: [ 1336.551833][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.551889][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.551914][ T32] r4:00000000 [ 1336.551959][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.552021][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1336.552113][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1336.552588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1336.553271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.554058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 ** 12 printk messages dropped ** [ 1336.554543][ T32] r5:852f5f8c r4:852f5c00 ** 3 printk messages dropped ** [ 1336.554753][ T32] r10:61c88647 r9:852dc800 r8:8529fb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1336.555469][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.555511][ T32] Call trace: [ 1336.555585][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.555640][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.555664][ T32] r4:00000000 [ 1336.555683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.555760][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.555791][ T32] 5d20: 941c6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.555847][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.555890][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.555917][ T32] r5:800f0013 r4:80239bb0 [ 1336.555939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.555981][ T32] r4:82ac21e4 [ 1336.556026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.556075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.556099][ T32] r4:e0585dc0 [ 1336.556155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.556202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.556226][ T32] r4:00000000 [ 1336.556247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.556303][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.556328][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.556370][ T32] r5:00001000 r4:ed2cb000 [ 1336.556392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.556430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.556471][ T32] r5:843adb8c r4:843ad800 [ 1336.556503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.556554][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.556587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.556638][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.556662][ T32] r4:84f79100 [ 1336.556681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.556739][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.556766][ T32] r4:00000001 [ 1336.556785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.556824][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.556859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.556887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.556913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.556967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1336.557135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1336.557538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.568587][ T32] r5:00001000 r4:eb03f000 ** 2 printk messages dropped ** [ 1336.568726][ T32] r5:853b7b8c r4:853b7800 [ 1336.568748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.568983][ T32] r10:61c88647 r9:847cbc00 r8:851503ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.569383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.570393][ T32] 5d20: 941c6000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1336.570768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1336.571097][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1336.571322][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.571439][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.571466][ T32] r4:00000001 [ 1336.571505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.571544][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.571583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.571644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.571703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.571736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.571759][ T32] r4:84f605c0 [ 1336.571779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.571807][ T32] INFO: task kworker/1:677:4801 blocked for more than 463 seconds. [ 1336.571839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.571883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.571907][ T32] task:kworker/1:677 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.571983][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.572032][ T32] Call trace: [ 1336.572063][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.572109][ T32] r10:8291a684 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:8531c800 [ 1336.572131][ T32] r4:8531c800 [ 1336.572152][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.572222][ T32] r5:8531c800 r4:8291a680 [ 1336.572246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.572351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.572397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1336.572449][ T32] r4:00000000 [ 1336.572479][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.572536][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.572600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.572703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148c40 [ 1336.572739][ T32] r4:00000000 [ 1336.572760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.572804][ T32] r9:83018205 r8:8531c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1336.572832][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.572876][ T32] r5:00001000 r4:eb061000 [ 1336.572897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.572937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.573008][ T32] r5:853bc38c r4:853bc000 [ 1336.573050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.573099][ T32] r7:ddde2d80 r6:83018200 r5:853bc38c r4:85150400 [ 1336.573129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.573176][ T32] r10:61c88647 r9:8531c800 r8:8515042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1336.573360][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.573580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.574218][ T32] r4:00000000 [ 1336.574244][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.574286][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.574314][ T32] 5d20: 941c6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.574343][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.574368][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.574392][ T32] r5:800f0013 r4:80239bb0 [ 1336.574440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.574485][ T32] r4:82ac21e4 [ 1336.574506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.574548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.574570][ T32] r4:e0585dc0 [ 1336.574590][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.574631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.574653][ T32] r4:00000000 [ 1336.574674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.574718][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.574751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.574797][ T32] r5:00001000 r4:ed2cb000 [ 1336.574817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.574857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.574910][ T32] r5:843adb8c r4:843ad800 [ 1336.574960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.575022][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.575047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.575095][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.575119][ T32] r4:84f79100 [ 1336.575137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.575182][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.575218][ T32] r4:00000001 [ 1336.575242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.575428][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.575590][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.575814][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.575850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.575890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1336.575933][ T32] r4:00000000 [ 1336.575956][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.575991][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.576034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.576076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f820c0 [ 1336.576102][ T32] r4:00000000 [ 1336.576122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.576164][ T32] r9:83018205 r8:85208c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1336.576187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.576227][ T32] r5:00001000 r4:eb0ad000 [ 1336.576246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.576284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.576324][ T32] r5:852f638c r4:852f6000 [ 1336.576345][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.576389][ T32] r7:ddde2d80 r6:83018200 r5:852f638c r4:85150480 [ 1336.576409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.576455][ T32] r10:61c88647 r9:85208c00 r8:851504ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.576478][ T32] r4:85150480 [ 1336.576509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.576559][ T32] r10:00000000 r9:85150480 r8:80287e08 r7:eb36de60 r6:8529fd00 r5:85208c00 [ 1336.576582][ T32] r4:00000001 [ 1336.576601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.576637][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1336.576663][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.576719][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.577605][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1336.610750][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.610898][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1336.611155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.611484][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1336.611642][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1336.611833][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.612136][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.612460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1336.612899][ T32] r9:83018205 r8:84ec0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 4 printk messages dropped ** [ 1336.613238][ T32] r5:853bc78c r4:853bc400 [ 1336.613261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.613309][ T32] r7:ddde2d80 r6:83018200 r5:853bc78c r4:85150500 [ 1336.613330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.613403][ T32] r10:61c88647 r9:84ec0000 r8:8515052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.613429][ T32] r4:85150500 [ 1336.613449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.613503][ T32] r10:00000000 r9:85150500 r8:80287e08 r7:eb371e60 r6:8529fd80 r5:84ec0000 [ 1336.613525][ T32] r4:00000001 [ 1336.613556][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.613596][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1336.613637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.613670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.613697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.613725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.613747][ T32] r4:85148c80 [ 1336.614208][ T32] INFO: task kworker/1:679:4803 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.614246][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.614315][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.614388][ T32] Call trace: [ 1336.614431][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.614483][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.614506][ T32] r4:00000000 [ 1336.614528][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.614594][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.614626][ T32] 5d20: 9476f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.614656][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.614681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.614704][ T32] r5:800f0013 r4:80239bb0 [ 1336.614724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.614764][ T32] r4:82ac21e4 [ 1336.614783][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.614825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.614849][ T32] r4:e0585dc0 [ 1336.614894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.614940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.615014][ T32] r4:00000000 [ 1336.615083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.615133][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.615156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.615208][ T32] r5:00001000 r4:ed2cb000 [ 1336.615249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.615294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.615338][ T32] r5:843adb8c r4:843ad800 [ 1336.615385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.615436][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.615484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.615549][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.615575][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1336.615641][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1336.615816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.616092][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.616237][ T32] r4:84ec0c00 ** 5 printk messages dropped ** [ 1336.616419][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.616671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f828c0 ** 7 printk messages dropped ** [ 1336.616991][ T32] r5:852f678c r4:852f6400 [ 1336.617011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.617080][ T32] r7:dddced80 r6:83018000 r5:852f678c r4:8529fe00 [ 1336.617104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.617152][ T32] r10:61c88647 r9:84ec0c00 r8:8529fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.617174][ T32] r4:8529fe00 [ 1336.617204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.617253][ T32] r10:00000000 r9:8529fe00 r8:80287e08 r7:eb1a5e60 r6:8529fe80 r5:84ec0c00 [ 1336.617275][ T32] r4:00000001 [ 1336.617294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.617328][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 1336.617354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.617382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.617409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.617437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.617458][ T32] r4:8473c6c0 [ 1336.631833][ T32] INFO: task kworker/0:160:4806 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.631944][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.632025][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.632105][ T32] Call trace: [ 1336.632146][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.632217][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.632245][ T32] r4:00000000 [ 1336.632267][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.632320][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.632354][ T32] 5d20: 94945000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.632384][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.632410][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.632433][ T32] r5:800f0013 r4:80239bb0 [ 1336.632456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.632499][ T32] r4:82ac21e4 [ 1336.632519][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.632562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.632585][ T32] r4:e0585dc0 [ 1336.632605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.632646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.632668][ T32] r4:00000000 [ 1336.632688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.632735][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.632756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.632797][ T32] r5:00001000 r4:ed2cb000 [ 1336.632819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.632858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.632900][ T32] r5:843adb8c r4:843ad800 [ 1336.632920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.632967][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.633022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.633080][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.633104][ T32] r4:84f79100 [ 1336.633124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.633197][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.633277][ T32] r4:00000001 [ 1336.633302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.633340][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.633378][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.633410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.633462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.633570][ T32] INFO: task kworker/1:680:4807 blocked for more than 463 seconds. [ 1336.633602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.633627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.633648][ T32] task:kworker/1:680 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.633693][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.633896][ T32] r5:84ec1800 r4:8291a680 ** 10 printk messages dropped ** [ 1336.634351][ T32] r9:83018205 r8:84ec1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 8 printk messages dropped ** [ 1336.634726][ T32] r10:61c88647 r9:84ec1800 r8:851505ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1336.635625][ T32] Call trace: ** 11 printk messages dropped ** [ 1336.636215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1336.637060][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 16 printk messages dropped ** [ 1336.654160][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000113 r6:eb37dd8c r5:84ec2400 ** 14 printk messages dropped ** [ 1336.654927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.655177][ T32] r5:853bd38c r4:853bd000 [ 1336.655201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.655250][ T32] r7:ddde2d80 r6:83018200 r5:853bd38c r4:85150600 [ 1336.655272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.655319][ T32] r10:61c88647 r9:84ec2400 r8:8515062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.655341][ T32] r4:85150600 [ 1336.655361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.655419][ T32] r10:00000000 r9:85150600 r8:80287e08 r7:eb371e60 r6:8529ff80 r5:84ec2400 [ 1336.655444][ T32] r4:00000001 [ 1336.655465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.655504][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1336.655532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.655561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.655588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.655616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.655638][ T32] r4:85148c80 [ 1336.656077][ T32] INFO: task kworker/1:681:4810 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.656110][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.656167][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.656210][ T32] Call trace: [ 1336.656259][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.656313][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.656336][ T32] r4:00000000 [ 1336.656357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.656423][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.656454][ T32] 5d20: 94ca8000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.656484][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.656510][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.656534][ T32] r5:800f0013 r4:80239bb0 [ 1336.656555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.656596][ T32] r4:82ac21e4 [ 1336.656632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.656680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.656705][ T32] r4:e0585dc0 [ 1336.656724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.656764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.656787][ T32] r4:00000000 [ 1336.656806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.656850][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.656871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.656912][ T32] r5:00001000 r4:ed2cb000 [ 1336.656932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.657111][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1336.657375][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1336.670374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1336.670726][ T32] r5:84ec3000 r4:8291a680 ** 5 printk messages dropped ** [ 1336.670906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.671231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.671273][ T32] r5:853bcf8c r4:853bcc00 ** 3 printk messages dropped ** [ 1336.671408][ T32] r10:61c88647 r9:84ec3000 r8:851506ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.671728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.672391][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.672602][ T32] 5d20: 94f9c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1336.672965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1336.673372][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1336.673624][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.673650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.673678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.673729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.673800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.673827][ T32] r4:84f605c0 [ 1336.673848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.673872][ T32] INFO: task kworker/1:683:4814 blocked for more than 463 seconds. [ 1336.673899][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.673947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.673990][ T32] task:kworker/1:683 state:D stack:0 pid:4814 tgid:4814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.674056][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.674099][ T32] Call trace: [ 1336.674128][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.674175][ T32] r10:8291a684 r9:eb385d84 r8:00000002 r7:60000113 r6:eb385d8c r5:84ec3c00 [ 1336.674231][ T32] r4:84ec3c00 [ 1336.674253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.674296][ T32] r5:84ec3c00 r4:8291a680 [ 1336.674316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.674380][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.674426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 [ 1336.674449][ T32] r4:00000000 [ 1336.674470][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.674505][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.674540][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.674581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159340 [ 1336.674603][ T32] r4:00000000 [ 1336.674624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.674692][ T32] r9:83018205 r8:84ec3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1336.674719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.674761][ T32] r5:00001000 r4:eb145000 [ 1336.674806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.674848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.674894][ T32] r5:853bd78c r4:853bd400 [ 1336.674914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.674959][ T32] r7:ddde2d80 r6:83018200 r5:853bd78c r4:85150700 [ 1336.674980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.675032][ T32] r10:61c88647 r9:84ec3c00 r8:8515072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.675057][ T32] r4:85150700 [ 1336.675076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.675146][ T32] r10:00000000 r9:85150700 r8:80287e08 r7:eb37de60 r6:85138080 r5:84ec3c00 [ 1336.675173][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.675256][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.675838][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.676082][ T32] 5d20: 94f9c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1336.676435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1336.676889][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.677161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.677427][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.691998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 ** 7 printk messages dropped ** [ 1336.692270][ T32] r9:83018205 r8:84ec5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1336.692467][ T32] r5:853bdb8c r4:853bd800 ** 3 printk messages dropped ** [ 1336.692604][ T32] r10:61c88647 r9:84ec5400 r8:851507ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.692934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.693700][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.693942][ T32] 5d20: 9517f000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 10 printk messages dropped ** [ 1336.694352][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.694637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.695023][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 2 printk messages dropped ** [ 1336.695133][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.695161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.695207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.695237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.695265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.695290][ T32] r4:84f605c0 [ 1336.695345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.695378][ T32] INFO: task kworker/1:685:4818 blocked for more than 463 seconds. [ 1336.695412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.695436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.695458][ T32] task:kworker/1:685 state:D stack:0 pid:4818 tgid:4818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.695516][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.695616][ T32] Call trace: [ 1336.695673][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.695724][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:84ec6000 [ 1336.695749][ T32] r4:84ec6000 [ 1336.695770][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.695813][ T32] r5:84ec6000 r4:8291a680 [ 1336.695833][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.695870][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.695913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1336.695935][ T32] r4:00000000 [ 1336.695953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.695988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.696029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.696072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159600 [ 1336.696095][ T32] r4:00000000 [ 1336.696115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.696159][ T32] r9:83018205 r8:84ec6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1336.696181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.696221][ T32] r5:00001000 r4:eb16f000 [ 1336.696240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.696278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.696318][ T32] r5:853bdf8c r4:853bdc00 [ 1336.696340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.696385][ T32] r7:ddde2d80 r6:83018200 r5:853bdf8c r4:85150800 [ 1336.696420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.696471][ T32] r10:61c88647 r9:84ec6000 r8:8515082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.696494][ T32] r4:85150800 [ 1336.696524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.696571][ T32] r10:00000000 r9:85150800 r8:80287e08 r7:eb38de60 r6:85138180 r5:84ec6000 [ 1336.696594][ T32] r4:00000001 [ 1336.696663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.696704][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1336.696730][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.696784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.696814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.696844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.696868][ T32] r4:85159300 [ 1336.697127][ T32] INFO: task kworker/1:685:4818 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.697172][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.697244][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.697316][ T32] Call trace: [ 1336.697347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.697396][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.697418][ T32] r4:00000000 [ 1336.697437][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.697475][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.697524][ T32] 5d20: 9517f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.697560][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.715846][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.715942][ T32] r5:800f0013 r4:80239bb0 [ 1336.715971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.716041][ T32] r4:82ac21e4 [ 1336.716064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.716108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.716186][ T32] r4:e0585dc0 [ 1336.716212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.716257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.716306][ T32] r4:00000000 [ 1336.716357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.716408][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.716430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.716475][ T32] r5:00001000 r4:ed2cb000 [ 1336.716496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.716615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.717107][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1336.717328][ T32] INFO: task kworker/1:686:4820 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.722161][ T32] r5:84ec6c00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.722389][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1336.722698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.722867][ T32] r7:ddde2d80 r6:83018200 r5:853be38c r4:85150880 ** 5 printk messages dropped ** [ 1336.723100][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.723301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.724030][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1336.724432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1336.724810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.725431][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.725601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.726028][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.726080][ T32] Call trace: [ 1336.726117][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.726168][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:84ec4800 [ 1336.726222][ T32] r4:84ec4800 [ 1336.726245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.726312][ T32] r5:84ec4800 r4:8291a680 [ 1336.726336][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.726389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.726486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1336.726550][ T32] r4:00000000 [ 1336.726611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.726653][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.726692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.726734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159900 [ 1336.726757][ T32] r4:00000000 [ 1336.726778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.726825][ T32] r9:83018205 r8:84ec4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1336.726938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.727003][ T32] r5:00001000 r4:eb187000 [ 1336.727056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.727101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.727145][ T32] r5:853be78c r4:853be400 [ 1336.727165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.727211][ T32] r7:ddde2d80 r6:83018200 r5:853be78c r4:85150900 [ 1336.727231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.727277][ T32] r10:61c88647 r9:84ec4800 r8:8515092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.727303][ T32] r4:85150900 [ 1336.727322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.727366][ T32] r10:00000000 r9:85150900 r8:80287e08 r7:eb395e60 r6:85138280 r5:84ec4800 [ 1336.727388][ T32] r4:00000001 [ 1336.727407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.727443][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1336.727469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.727498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.727523][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.743961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.744066][ T32] r4:85159580 [ 1336.744494][ T32] INFO: task kworker/1:687:4822 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.744530][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.744597][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.744655][ T32] Call trace: [ 1336.744687][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.744742][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.744765][ T32] r4:00000000 [ 1336.744785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.744823][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.744852][ T32] 5d20: 958da000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.744882][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.744922][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.744951][ T32] r5:800f0013 r4:80239bb0 [ 1336.744973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1336.745099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1336.745550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.745873][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1336.746179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.746460][ T32] r4:85338000 ** 4 printk messages dropped ** [ 1336.746704][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 ** 9 printk messages dropped ** [ 1336.747049][ T32] r5:00001000 r4:eb207000 ** 2 printk messages dropped ** [ 1336.747147][ T32] r5:853beb8c r4:853be800 ** 2 printk messages dropped ** [ 1336.747253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.758422][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.759429][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1336.760071][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1336.760237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1336.760635][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1336.760833][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1336.761093][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.761268][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.761484][ T32] r4:85338c00 ** 4 printk messages dropped ** [ 1336.761670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 ** 2 printk messages dropped ** [ 1336.761776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.761810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.761863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f82a00 [ 1336.761931][ T32] r4:00000000 [ 1336.761956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.762001][ T32] r9:83018005 r8:85338c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1336.762029][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.762109][ T32] r5:00001000 r4:eb1ef000 [ 1336.762133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.762173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.762264][ T32] r5:852f6b8c r4:852f6800 [ 1336.762287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.762334][ T32] r7:dddced80 r6:83018000 r5:852f6b8c r4:85138380 [ 1336.762356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.762402][ T32] r10:61c88647 r9:85338c00 r8:851383ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.762424][ T32] r4:85138380 [ 1336.762443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.762488][ T32] r10:00000000 r9:85138380 r8:80287e08 r7:eb1a5e60 r6:85138400 r5:85338c00 [ 1336.762510][ T32] r4:00000001 [ 1336.762529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.762564][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1336.762592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.762620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.762645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.762672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.762694][ T32] r4:84f82880 [ 1336.762929][ T32] INFO: task kworker/0:161:4826 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.762960][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.763014][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.763110][ T32] Call trace: [ 1336.763143][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.763219][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.763246][ T32] r4:00000000 [ 1336.763290][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.763341][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.763369][ T32] 5d20: 95a07000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.763398][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.763422][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.763446][ T32] r5:800f0013 r4:80239bb0 [ 1336.763466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.763505][ T32] r4:82ac21e4 [ 1336.763541][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.763587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1336.763760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 19 printk messages dropped ** [ 1336.764685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1336.765734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 ** 12 printk messages dropped ** [ 1336.766347][ T32] r5:852f778c r4:852f7400 ** 6 printk messages dropped ** [ 1336.766672][ T32] r10:00000000 r9:85138480 r8:80287e08 r7:eb1a5e60 r6:85138500 r5:85339800 ** 16 printk messages dropped ** [ 1336.789258][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1336.789595][ T32] r4:e0585dc0 ** 11 printk messages dropped ** [ 1336.790158][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 11 printk messages dropped ** [ 1336.790610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1336.791415][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 ** 12 printk messages dropped ** [ 1336.792123][ T32] r5:853bef8c r4:853bec00 [ 1336.792148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.792196][ T32] r7:ddde2d80 r6:83018200 r5:853bef8c r4:85150a00 [ 1336.792229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.792279][ T32] r10:61c88647 r9:8533b000 r8:85150a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.792302][ T32] r4:85150a00 [ 1336.792321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.792536][ T32] r10:00000000 r9:85150a00 r8:80287e08 r7:eb369e60 r6:85138580 r5:8533b000 [ 1336.792563][ T32] r4:00000001 [ 1336.792582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.792620][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1336.792694][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.792726][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.792754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.792782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.792804][ T32] r4:85159940 [ 1336.793237][ T32] INFO: task kworker/1:689:4830 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.793289][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.793351][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.793538][ T32] Call trace: [ 1336.793580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.793631][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.793762][ T32] r4:00000000 [ 1336.793792][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.793833][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.793888][ T32] 5d20: 95d90000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.793922][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.794005][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.794067][ T32] r5:800f0013 r4:80239bb0 [ 1336.794092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.794133][ T32] r4:82ac21e4 [ 1336.794153][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.794236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.794284][ T32] r4:e0585dc0 [ 1336.794335][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.794383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.794406][ T32] r4:00000000 [ 1336.794426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.794498][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.794523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.794593][ T32] r5:00001000 r4:ed2cb000 [ 1336.794616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.794682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.794914][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1336.795294][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.795788][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.796080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1336.796363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159d00 ** 7 printk messages dropped ** [ 1336.796766][ T32] r5:853bf38c r4:853bf000 [ 1336.796786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.796989][ T32] r10:61c88647 r9:8533a400 r8:85150aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.797381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.823362][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.823659][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1336.823890][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1336.824316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.824785][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1336.824996][ T32] r4:00000001 [ 1336.825017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.825060][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.825116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.825148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.825226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.825259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.825311][ T32] r4:84f605c0 [ 1336.825337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.825370][ T32] INFO: task kworker/1:691:4834 blocked for more than 463 seconds. [ 1336.825434][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.825461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.825516][ T32] task:kworker/1:691 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.825657][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.825726][ T32] Call trace: [ 1336.825798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.825848][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000013 r6:eb3c1d8c r5:8533bc00 [ 1336.825872][ T32] r4:8533bc00 [ 1336.825976][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.826032][ T32] r5:8533bc00 r4:8291a680 [ 1336.826065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.826119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.826179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1336.826240][ T32] r4:00000000 [ 1336.826260][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.826299][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.826347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.826393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a6c0 [ 1336.826416][ T32] r4:00000000 [ 1336.826437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.826509][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1336.826567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.826613][ T32] r5:00001000 r4:e0847000 [ 1336.826662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.826704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.826763][ T32] r5:853c1f8c r4:853c1c00 [ 1336.826788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.826845][ T32] r7:ddde2d80 r6:83018200 r5:853c1f8c r4:85150b00 [ 1336.826869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.826945][ T32] r10:61c88647 r9:8533bc00 r8:85150b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.826970][ T32] r4:85150b00 [ 1336.827028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.827080][ T32] r10:00000000 r9:85150b00 r8:80287e08 r7:eb3bde60 r6:85138680 r5:8533bc00 [ 1336.827107][ T32] r4:00000001 [ 1336.827132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.827171][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1336.827219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.827268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.827311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.840696][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.841000][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1336.841374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1336.841871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.842294][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 10 printk messages dropped ** [ 1336.842882][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.843424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1336.844030][ T32] r7:ddde2d80 r6:83018200 r5:853bf78c r4:85150b80 ** 2 printk messages dropped ** [ 1336.844152][ T32] r4:85150b80 ** 2 printk messages dropped ** [ 1336.844311][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.844451][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.844541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.845244][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.845493][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.845909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.845935][ T32] r4:00000000 [ 1336.845985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.846044][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.846066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.846136][ T32] r5:00001000 r4:ed2cb000 [ 1336.846205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.846257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.846301][ T32] r5:843adb8c r4:843ad800 [ 1336.846321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.846367][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.846388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.846435][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.846544][ T32] r4:84f79100 [ 1336.846587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.846666][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.846721][ T32] r4:00000001 [ 1336.846772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.846839][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.846869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.846899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.846925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.846955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.846979][ T32] r4:84f605c0 [ 1336.846999][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.847032][ T32] INFO: task kworker/1:693:4838 blocked for more than 463 seconds. [ 1336.847093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.847147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.847172][ T32] task:kworker/1:693 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.847220][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.847262][ T32] Call trace: [ 1336.847292][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.847338][ T32] r10:8291a684 r9:eb3cdd84 r8:00000002 r7:60000013 r6:eb3cdd8c r5:8533ec00 [ 1336.847361][ T32] r4:8533ec00 [ 1336.847382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.847471][ T32] r5:8533ec00 r4:8291a680 [ 1336.847495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.847550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.872085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.872611][ T32] r5:853bfb8c r4:853bf800 [ 1336.872722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.872873][ T32] r10:61c88647 r9:8533ec00 r8:85150c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.873464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.874627][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1336.874881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1336.875310][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1336.875566][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.875818][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.876076][ T32] task:kworker/1:694 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.876572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 5 printk messages dropped ** [ 1336.876836][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.877137][ T32] r5:853bff8c r4:853bfc00 [ 1336.877200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.877318][ T32] r10:61c88647 r9:8533c800 r8:85150cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.890116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.890940][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.891092][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1336.891551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1336.892233][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 2 printk messages dropped ** [ 1336.892358][ T32] r4:84f79100 [ 1336.892529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.892621][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.892654][ T32] r4:00000001 [ 1336.892680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.892791][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.892892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.892989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.893084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.893116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.893183][ T32] r4:84f605c0 [ 1336.893363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.893546][ T32] INFO: task kworker/1:695:4841 blocked for more than 463 seconds. [ 1336.893582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.893608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.893632][ T32] task:kworker/1:695 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.893703][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.894030][ T32] Call trace: [ 1336.894065][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.894371][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:85340c00 [ 1336.894409][ T32] r4:85340c00 [ 1336.894496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.894547][ T32] r5:85340c00 r4:8291a680 [ 1336.894568][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.894608][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.894677][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1336.894732][ T32] r4:00000000 [ 1336.894754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.894807][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.894872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.894916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148c80 [ 1336.894939][ T32] r4:00000000 [ 1336.894959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.895024][ T32] r9:83018205 r8:85340c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.895078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.895124][ T32] r5:00001000 r4:dfeff000 [ 1336.895144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.895185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.895226][ T32] r5:853c038c r4:853c0000 [ 1336.895286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.895410][ T32] r7:ddde2d80 r6:83018200 r5:853c038c r4:85150d00 [ 1336.895494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.895546][ T32] r10:61c88647 r9:85340c00 r8:85150d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.895580][ T32] r4:85150d00 [ 1336.895604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.895650][ T32] r10:00000000 r9:85150d00 r8:80287e08 r7:eb3c1e60 r6:85138880 r5:85340c00 [ 1336.895672][ T32] r4:00000001 [ 1336.895714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.895753][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1336.895804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.895836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.895864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.895905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.895931][ T32] r4:85159f80 [ 1336.896196][ T32] INFO: task kworker/1:695:4841 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.896256][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.896387][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.896524][ T32] Call trace: [ 1336.896703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.896933][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.897005][ T32] r4:00000000 [ 1336.897061][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.897136][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.897236][ T32] 5d20: 968e0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.897525][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.897587][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.919759][ T32] r5:800f0013 r4:80239bb0 [ 1336.919809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.919905][ T32] r4:82ac21e4 [ 1336.919959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.920008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.920056][ T32] r4:e0585dc0 [ 1336.920080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.920176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.920202][ T32] r4:00000000 [ 1336.920223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.920274][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.920325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.920432][ T32] r5:00001000 r4:ed2cb000 [ 1336.920484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.920731][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1336.921007][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1336.921306][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.921797][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.922249][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.922707][ T32] r5:00001000 r4:e0139000 ** 2 printk messages dropped ** [ 1336.922807][ T32] r5:853c078c r4:853c0400 ** 2 printk messages dropped ** [ 1336.922983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.923333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.924052][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.924324][ T32] 5d20: 96d02000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1336.924875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1336.925373][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1336.925708][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.925984][ T32] task:kworker/1:697 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.926543][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.926719][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.926988][ T32] r5:853c0b8c r4:853c0800 [ 1336.927012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.927356][ T32] r10:00000000 r9:85150e00 r8:80287e08 r7:eb3c1e60 r6:85138a00 r5:85341800 ** 5 printk messages dropped ** [ 1336.927615][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.949762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.949827][ T32] r4:85159300 [ 1336.950294][ T32] INFO: task kworker/1:697:4845 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.950363][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.950469][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.950574][ T32] Call trace: [ 1336.950661][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.950723][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.950749][ T32] r4:00000000 [ 1336.950789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.950833][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.950863][ T32] 5d20: 97018000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.950893][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.950919][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.950943][ T32] r5:800f0013 r4:80239bb0 [ 1336.950963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.951005][ T32] r4:82ac21e4 [ 1336.951032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.951116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.951144][ T32] r4:e0585dc0 [ 1336.951165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.951206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.951228][ T32] r4:00000000 [ 1336.951275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.951326][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.951349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.951418][ T32] r5:00001000 r4:ed2cb000 [ 1336.951443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.951484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.951528][ T32] r5:843adb8c r4:843ad800 [ 1336.951548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.951595][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.951629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.951706][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.951734][ T32] r4:84f79100 [ 1336.951755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.951802][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1336.951825][ T32] r4:00000001 [ 1336.951870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.951966][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.951996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.952030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.952059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.952088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.952110][ T32] r4:84f605c0 [ 1336.952158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.952202][ T32] INFO: task kworker/1:698:4847 blocked for more than 463 seconds. [ 1336.952302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.952336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.952387][ T32] task:kworker/1:698 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.952813][ T32] r5:85342400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.953078][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.953499][ T32] r5:853c0f8c r4:853c0c00 [ 1336.953522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.953571][ T32] r7:ddde2d80 r6:83018200 r5:853c0f8c r4:85150f00 ** 4 printk messages dropped ** [ 1336.953822][ T32] r10:00000000 r9:85150f00 r8:80287e08 r7:eb3c1e60 r6:85138a80 r5:85342400 ** 6 printk messages dropped ** [ 1336.954179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.955094][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1336.955401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.956112][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1336.956456][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1336.956776][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1336.956977][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.957233][ T32] r4:85343000 [ 1336.957254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.957297][ T32] r5:85343000 r4:8291a680 [ 1336.957316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.957354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.957396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1336.957419][ T32] r4:00000000 [ 1336.957467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.957551][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.974596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.974712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a2c0 [ 1336.974742][ T32] r4:00000000 [ 1336.974764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.974814][ T32] r9:83018205 r8:85343000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1336.974839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.974898][ T32] r5:00001000 r4:e074f000 [ 1336.974923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.974965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.975027][ T32] r5:853c138c r4:853c1000 [ 1336.975052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.975101][ T32] r7:ddde2d80 r6:83018200 r5:853c138c r4:85150e80 [ 1336.975123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.975170][ T32] r10:61c88647 r9:85343000 r8:85150eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.975219][ T32] r4:85150e80 [ 1336.975300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.975381][ T32] r10:00000000 r9:85150e80 r8:80287e08 r7:eb3c1e60 r6:85138b00 r5:85343000 [ 1336.975439][ T32] r4:00000001 [ 1336.975463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.975503][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1336.975533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.975591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.975651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.975682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.975705][ T32] r4:8513a200 [ 1336.976205][ T32] INFO: task kworker/1:699:4849 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1336.976243][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.976438][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.976506][ T32] Call trace: [ 1336.976569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.976628][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1336.976652][ T32] r4:00000000 [ 1336.976673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.976765][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.976823][ T32] 5d20: 9742d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1336.976887][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.976945][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1336.977080][ T32] r5:800f0013 r4:80239bb0 [ 1336.977128][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.977176][ T32] r4:82ac21e4 [ 1336.977234][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.977291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.977317][ T32] r4:e0585dc0 [ 1336.977377][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.977483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1336.977670][ T32] r4:00000000 [ 1336.992441][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.992533][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1336.992559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.992606][ T32] r5:00001000 r4:ed2cb000 [ 1336.992627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.992667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.992709][ T32] r5:843adb8c r4:843ad800 [ 1336.992729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.992776][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1336.992815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.992866][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.992995][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1336.993403][ T32] INFO: task kworker/1:700:4851 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.993969][ T32] r4:85343c00 ** 4 printk messages dropped ** [ 1336.994308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 ** 10 printk messages dropped ** [ 1336.994688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.994799][ T32] r5:853c178c r4:853c1400 ** 3 printk messages dropped ** [ 1336.995035][ T32] r10:61c88647 r9:85343c00 r8:8509c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.995317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1336.996235][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.996414][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1336.996617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1336.997130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.997491][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.012829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.013232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.013546][ T32] r5:85344800 r4:8291a680 ** 3 printk messages dropped ** [ 1337.013728][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.013900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a4c0 ** 7 printk messages dropped ** [ 1337.014273][ T32] r5:853c1b8c r4:853c1800 [ 1337.014338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.014487][ T32] r4:8509c080 ** 5 printk messages dropped ** [ 1337.014723][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.015336][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.016066][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1337.016140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.016163][ T32] r4:e0585dc0 [ 1337.016222][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.016266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.016288][ T32] r4:00000000 [ 1337.016321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.016370][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.016392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.016433][ T32] r5:00001000 r4:ed2cb000 [ 1337.016453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.016502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.016661][ T32] r5:843adb8c r4:843ad800 [ 1337.016713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.016797][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.016822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.016870][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.016894][ T32] r4:84f79100 [ 1337.016914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.016974][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.017000][ T32] r4:00000001 [ 1337.017026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.017121][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.017150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.017232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.017289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.017336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.017362][ T32] r4:84f605c0 [ 1337.017383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.017408][ T32] INFO: task kworker/1:702:4855 blocked for more than 463 seconds. [ 1337.017464][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.017491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.017513][ T32] task:kworker/1:702 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.031061][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.031249][ T32] Call trace: [ 1337.031348][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.031414][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:85345400 [ 1337.031468][ T32] r4:85345400 [ 1337.031520][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.031596][ T32] r5:85345400 r4:8291a680 [ 1337.031651][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.031696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.031739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1337.031761][ T32] r4:00000000 [ 1337.031781][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.031816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.031853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.031921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ab40 [ 1337.031953][ T32] r4:00000000 [ 1337.032004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.032146][ T32] r9:83018205 r8:85345400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.032174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.032219][ T32] r5:00001000 r4:eabed000 [ 1337.032241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.032337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.032396][ T32] r5:853c2b8c r4:853c2800 [ 1337.032419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.032467][ T32] r7:ddde2d80 r6:83018200 r5:853c2b8c r4:8509c100 [ 1337.032502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.032608][ T32] r10:61c88647 r9:85345400 r8:8509c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.032646][ T32] r4:8509c100 [ 1337.032669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.032718][ T32] r10:00000000 r9:8509c100 r8:80287e08 r7:eb3c1e60 r6:85138c80 r5:85345400 [ 1337.032740][ T32] r4:00000001 [ 1337.032786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.032829][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1337.032858][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.032886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.032912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.032979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.033007][ T32] r4:8513a300 [ 1337.033463][ T32] INFO: task kworker/1:702:4855 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.033501][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.033613][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.033713][ T32] Call trace: [ 1337.033764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.033823][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.033849][ T32] r4:00000000 [ 1337.033868][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.033908][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.033936][ T32] 5d20: 97a85000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.033964][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.034002][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.034039][ T32] r5:800f0013 r4:80239bb0 [ 1337.034062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.034104][ T32] r4:82ac21e4 [ 1337.034124][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.034212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.034260][ T32] r4:e0585dc0 [ 1337.034280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.034321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.034343][ T32] r4:00000000 [ 1337.034363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.034408][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.034429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1337.034518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1337.035204][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.035875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.036547][ T32] r10:8291a684 r9:eb3b9d84 r8:00000002 r7:60000113 r6:eb3b9d8c r5:85346c00 ** 8 printk messages dropped ** [ 1337.036959][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.058511][ T32] r5:853c238c r4:853c2000 [ 1337.058557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.058664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.058759][ T32] r10:61c88647 r9:85346c00 r8:8509c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.058788][ T32] r4:8509c180 [ 1337.058809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.058858][ T32] r10:00000000 r9:8509c180 r8:80287e08 r7:eb441e60 r6:85138d00 r5:85346c00 [ 1337.058897][ T32] r4:00000001 [ 1337.058949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.058992][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1337.059030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.059061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.059094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.059125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.059181][ T32] r4:8513a7c0 [ 1337.059615][ T32] INFO: task kworker/1:703:4858 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.059650][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.059718][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.059765][ T32] Call trace: [ 1337.059816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.059900][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.059931][ T32] r4:00000000 [ 1337.059980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.060086][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.060118][ T32] 5d20: 97d7f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.060147][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.060205][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.060234][ T32] r5:800f0013 r4:80239bb0 [ 1337.060277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.060354][ T32] r4:82ac21e4 [ 1337.060377][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.060426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.060450][ T32] r4:e0585dc0 [ 1337.060471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.060513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.060534][ T32] r4:00000000 [ 1337.060580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.060631][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.060653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.060696][ T32] r5:00001000 r4:ed2cb000 [ 1337.060715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.060753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.060820][ T32] r5:843adb8c r4:843ad800 [ 1337.060871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.060935][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.061026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.061077][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.061129][ T32] r4:84f79100 [ 1337.061151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1337.061370][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1337.061596][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1337.061861][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.062362][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.062797][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.063124][ T32] r5:853c278c r4:853c2400 [ 1337.063144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.063190][ T32] r7:ddde2d80 r6:83018200 r5:853c278c r4:8509c200 [ 1337.063241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.063300][ T32] r10:61c88647 r9:85346000 r8:8509c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.063322][ T32] r4:8509c200 [ 1337.063342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.063387][ T32] r10:00000000 r9:8509c200 r8:80287e08 r7:eb441e60 r6:85138d80 r5:85346000 [ 1337.063410][ T32] r4:00000001 [ 1337.063457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.063506][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1337.063535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.063565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.063591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.063647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.063673][ T32] r4:8513a680 [ 1337.063909][ T32] INFO: task kworker/1:704:4861 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.063940][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.064061][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.064105][ T32] Call trace: [ 1337.064204][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.064288][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.064315][ T32] r4:00000000 [ 1337.064430][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.064485][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.064515][ T32] 5d20: 97d7f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.064545][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.064600][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.064654][ T32] r5:800f0013 r4:80239bb0 [ 1337.064685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.064726][ T32] r4:82ac21e4 [ 1337.064745][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.064786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.064836][ T32] r4:e0585dc0 [ 1337.064860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.064918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.064943][ T32] r4:00000000 [ 1337.064963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.065007][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.065065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.065137][ T32] r5:00001000 r4:ed2cb000 [ 1337.065187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.065256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.065312][ T32] r5:843adb8c r4:843ad800 [ 1337.065334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.065696][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.066032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.066579][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:8533e000 ** 8 printk messages dropped ** [ 1337.066933][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1337.067273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.067442][ T32] r5:852f7b8c r4:852f7800 ** 1 printk messages dropped ** [ 1337.067515][ T32] r7:dddced80 r6:83018000 r5:852f7b8c r4:85138e00 ** 5 printk messages dropped ** [ 1337.090104][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.090392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.091239][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.091423][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.091812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1337.092050][ T32] r5:00001000 r4:ed2cb000 [ 1337.092070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.092164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.092212][ T32] r5:843adb8c r4:843ad800 [ 1337.092233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.092279][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.092303][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.092365][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.092421][ T32] r4:84f79100 [ 1337.092443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.092503][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.092529][ T32] r4:00000001 [ 1337.092548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.092584][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.092612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.092641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.092679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.092746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.092772][ T32] r4:84f605c0 [ 1337.092820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.092852][ T32] INFO: task kworker/1:705:4864 blocked for more than 463 seconds. [ 1337.092902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.092930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.092979][ T32] task:kworker/1:705 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.093058][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.093161][ T32] Call trace: [ 1337.093196][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.093264][ T32] r10:8291a684 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:84ef0000 [ 1337.093290][ T32] r4:84ef0000 [ 1337.093341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.093387][ T32] r5:84ef0000 r4:8291a680 [ 1337.093412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.093452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.093520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1337.093547][ T32] r4:00000000 [ 1337.093623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.093662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.093716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.093760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ac80 [ 1337.093783][ T32] r4:00000000 [ 1337.093803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.093858][ T32] r9:83018205 r8:84ef0000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1337.093880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.094069][ T32] r5:853c2f8c r4:853c2c00 [ 1337.094088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.094134][ T32] r7:ddde2d80 r6:83018200 r5:853c2f8c r4:8509c280 ** 1 printk messages dropped ** [ 1337.094286][ T32] r10:61c88647 r9:84ef0000 r8:8509c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.094642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.095170][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.095539][ T32] 5d20: 980bf000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 7 printk messages dropped ** [ 1337.095936][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1337.096168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.096473][ T32] r4:84f79100 [ 1337.096492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.096536][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.096558][ T32] r4:00000001 [ 1337.096577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.096610][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.096690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.096723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.096749][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.096821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.096849][ T32] r4:84f605c0 [ 1337.096869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.096919][ T32] INFO: task kworker/1:706:4867 blocked for more than 463 seconds. [ 1337.096950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.097001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.097045][ T32] task:kworker/1:706 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.097110][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.097186][ T32] Call trace: [ 1337.097251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.097325][ T32] r10:8291a684 r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:84ef1800 [ 1337.097352][ T32] r4:84ef1800 [ 1337.097373][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.097416][ T32] r5:84ef1800 r4:8291a680 [ 1337.097435][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.097473][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.097516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1337.097538][ T32] r4:00000000 [ 1337.097557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.097646][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.118118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.118234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513adc0 [ 1337.118305][ T32] r4:00000000 [ 1337.118335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.118391][ T32] r9:83018205 r8:84ef1800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1337.118416][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.118461][ T32] r5:00001000 r4:eac3f000 [ 1337.118483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.118524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.118567][ T32] r5:853c338c r4:853c3000 [ 1337.118615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.118687][ T32] r7:ddde2d80 r6:83018200 r5:853c338c r4:8509c300 [ 1337.118712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.118762][ T32] r10:61c88647 r9:84ef1800 r8:8509c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.118931][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.119086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.119904][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1337.120258][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.120457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1337.120894][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1337.121227][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1337.121473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.121968][ T32] r4:84ef3000 ** 4 printk messages dropped ** [ 1337.122291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 ** 8 printk messages dropped ** [ 1337.122602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.122775][ T32] r5:853c378c r4:853c3400 ** 4 printk messages dropped ** [ 1337.123134][ T32] r4:8509c380 ** 5 printk messages dropped ** [ 1337.123404][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.124024][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.124274][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1337.124562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.125197][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1337.125518][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1337.125827][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1337.126018][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.126415][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.126721][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.126950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.126996][ T32] r5:00001000 r4:eae51000 [ 1337.127033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.127101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.127148][ T32] r5:853c3f8c r4:853c3c00 [ 1337.127197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.127263][ T32] r7:ddde2d80 r6:83018200 r5:853c3f8c r4:8509c400 [ 1337.127305][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.127384][ T32] r10:61c88647 r9:84ef3c00 r8:8509c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.127410][ T32] r4:8509c400 [ 1337.127486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.127541][ T32] r10:00000000 r9:8509c400 r8:80287e08 r7:eb459e60 r6:8508f080 r5:84ef3c00 [ 1337.155069][ T32] r4:00000001 [ 1337.155168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.155243][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1337.155309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.155343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.155372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.155417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.155520][ T32] r4:8513acc0 [ 1337.155952][ T32] INFO: task kworker/1:708:4871 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.156025][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.156101][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.156151][ T32] Call trace: [ 1337.156184][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.156236][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.156274][ T32] r4:00000000 [ 1337.156328][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.156398][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.156458][ T32] 5d20: 98779000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.156496][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.156523][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.156579][ T32] r5:800f0013 r4:80239bb0 [ 1337.156603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.156657][ T32] r4:82ac21e4 [ 1337.156682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.156746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.156772][ T32] r4:e0585dc0 [ 1337.156820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.156880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.156907][ T32] r4:00000000 [ 1337.156927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.156973][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.156995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.157044][ T32] r5:00001000 r4:ed2cb000 [ 1337.157065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.157131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.157180][ T32] r5:843adb8c r4:843ad800 [ 1337.157218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.157294][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.157321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.157396][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.157423][ T32] r4:84f79100 [ 1337.157444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.157516][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.168117][ T32] r4:00000001 [ 1337.168189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.168264][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.168304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.168360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.168421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.168455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.168481][ T32] r4:84f605c0 [ 1337.168505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.168584][ T32] INFO: task kworker/1:709:4872 blocked for more than 463 seconds. [ 1337.168623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.168648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.168670][ T32] task:kworker/1:709 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.169253][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.169757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.170009][ T32] r5:853c3b8c r4:853c3800 ** 3 printk messages dropped ** [ 1337.170312][ T32] r10:61c88647 r9:84ef2400 r8:8509c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.170773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.171484][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.171711][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.171987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 8 printk messages dropped ** [ 1337.172285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.172636][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1337.172950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.173341][ T32] r4:84ef4800 ** 4 printk messages dropped ** [ 1337.173516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 ** 8 printk messages dropped ** [ 1337.173896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.174053][ T32] r5:853c438c r4:853c4000 ** 3 printk messages dropped ** [ 1337.174252][ T32] r10:61c88647 r9:84ef4800 r8:8509c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.174552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.175366][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 2 printk messages dropped ** [ 1337.175447][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.175474][ T32] 5d20: 9893f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.175507][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.175535][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.175586][ T32] r5:800f0013 r4:80239bb0 [ 1337.175610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.175653][ T32] r4:82ac21e4 [ 1337.175672][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.175714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.175765][ T32] r4:e0585dc0 [ 1337.175788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.175859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.175884][ T32] r4:00000000 [ 1337.175904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.175950][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.175985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.176036][ T32] r5:00001000 r4:ed2cb000 [ 1337.176056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.176095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.176135][ T32] r5:843adb8c r4:843ad800 [ 1337.176155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.176228][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.176253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.176327][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.176405][ T32] r4:84f79100 [ 1337.176438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.176495][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.176523][ T32] r4:00000001 [ 1337.176545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.176663][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.176694][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.176734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.176763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.176819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.176852][ T32] r4:84f605c0 [ 1337.176883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.176947][ T32] INFO: task kworker/1:711:4877 blocked for more than 463 seconds. [ 1337.177010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.177078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.177103][ T32] task:kworker/1:711 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.177150][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.177192][ T32] Call trace: [ 1337.177222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.177268][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:84ef5400 [ 1337.177297][ T32] r4:84ef5400 [ 1337.177347][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.177432][ T32] r5:84ef5400 r4:8291a680 [ 1337.177481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.177527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.177621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1337.199470][ T32] r4:00000000 [ 1337.199519][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.199638][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.199709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.199756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508e480 [ 1337.199835][ T32] r4:00000000 [ 1337.199860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.199908][ T32] r9:83018205 r8:84ef5400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.199931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.199976][ T32] r5:00001000 r4:eb2bd000 [ 1337.200029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.200087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.200135][ T32] r5:853c4b8c r4:853c4800 [ 1337.200157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.200232][ T32] r7:ddde2d80 r6:83018200 r5:853c4b8c r4:8509c580 [ 1337.200284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.200336][ T32] r10:61c88647 r9:84ef5400 r8:8509c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.200359][ T32] r4:8509c580 [ 1337.200408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.200458][ T32] r10:00000000 r9:8509c580 r8:80287e08 r7:eb469e60 r6:8508f200 r5:84ef5400 [ 1337.200494][ T32] r4:00000001 [ 1337.200520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.200560][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1337.200590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.200645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.200678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.200735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.200789][ T32] r4:8508e100 [ 1337.201253][ T32] INFO: task kworker/1:711:4877 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.201289][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.201419][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.201482][ T32] Call trace: [ 1337.201520][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.201571][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.201634][ T32] r4:00000000 [ 1337.201658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.201698][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1337.201888][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.202321][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.202524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.202855][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1337.203214][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1337.203450][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.203817][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.204219][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.204591][ T32] r5:853c478c r4:853c4400 [ 1337.204612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.204686][ T32] r7:ddde2d80 r6:83018200 r5:853c478c r4:8509c600 [ 1337.204765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.204815][ T32] r10:61c88647 r9:84ef6000 r8:8509c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.204840][ T32] r4:8509c600 [ 1337.204861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.204906][ T32] r10:00000000 r9:8509c600 r8:80287e08 r7:eb46de60 r6:8508f280 r5:84ef6000 [ 1337.204940][ T32] r4:00000001 [ 1337.204963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.205001][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 1337.205033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.205142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.205173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.205215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.205241][ T32] r4:8508e1c0 [ 1337.205523][ T32] INFO: task kworker/1:712:4879 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.205556][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.205647][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.205739][ T32] Call trace: [ 1337.205775][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.205825][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.205882][ T32] r4:00000000 [ 1337.205935][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.205979][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.206008][ T32] 5d20: 98c38000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.206063][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.206093][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.206117][ T32] r5:800f0013 r4:80239bb0 [ 1337.206139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.206180][ T32] r4:82ac21e4 [ 1337.206233][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.206279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.206303][ T32] r4:e0585dc0 [ 1337.206337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.206410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.206436][ T32] r4:00000000 [ 1337.206456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.206501][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.206534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.206580][ T32] r5:00001000 r4:ed2cb000 [ 1337.206616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.206670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.206754][ T32] r5:843adb8c r4:843ad800 [ 1337.206788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.206846][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.206868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.206955][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.207072][ T32] r4:84f79100 [ 1337.207101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.207151][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.207187][ T32] r4:00000001 [ 1337.207210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.207248][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.207283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.207314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.207341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.207369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.207423][ T32] r4:84f605c0 [ 1337.207487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.225106][ T32] INFO: task kworker/1:713:4881 blocked for more than 463 seconds. [ 1337.225220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.225248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.225273][ T32] task:kworker/1:713 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.225370][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.225435][ T32] Call trace: [ 1337.225468][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.225589][ T32] r10:8291a684 r9:eb475d84 r8:00000002 r7:60000113 r6:eb475d8c r5:84ef6c00 [ 1337.225617][ T32] r4:84ef6c00 [ 1337.225673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.225720][ T32] r5:84ef6c00 r4:8291a680 [ 1337.225742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.225817][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.225881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1337.225907][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.225964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.226434][ T32] r5:853c4f8c r4:853c4c00 [ 1337.226454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.226501][ T32] r7:ddde2d80 r6:83018200 r5:853c4f8c r4:8509c680 ** 1 printk messages dropped ** [ 1337.226654][ T32] r10:61c88647 r9:84ef6c00 r8:8509c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.227069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.240773][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1337.241238][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.241582][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1337.241815][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 8 printk messages dropped ** [ 1337.242312][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.242689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.243161][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.243465][ T32] r5:853d4800 r4:8291a680 ** 2 printk messages dropped ** [ 1337.243619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 ** 7 printk messages dropped ** [ 1337.243899][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 ** 4 printk messages dropped ** [ 1337.244077][ T32] r5:853c538c r4:853c5000 [ 1337.244097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.244370][ T32] r4:8509c700 ** 4 printk messages dropped ** [ 1337.244618][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) ** 7 printk messages dropped ** [ 1337.245254][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.245578][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1337.245860][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.246103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.246125][ T32] r4:00000000 [ 1337.246145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.246239][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.246268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.246312][ T32] r5:00001000 r4:ed2cb000 [ 1337.246411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.246453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.246536][ T32] r5:843adb8c r4:843ad800 [ 1337.246561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.246608][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.246779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.246930][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.247030][ T32] r4:84f79100 [ 1337.247079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.247199][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.247320][ T32] r4:00000001 [ 1337.247447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.247585][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.271808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.271865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.271930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.271977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.272003][ T32] r4:84f605c0 [ 1337.272146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.272182][ T32] INFO: task kworker/0:164:4886 blocked for more than 463 seconds. [ 1337.272218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.272243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.272265][ T32] task:kworker/0:164 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.272322][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.272618][ T32] Call trace: [ 1337.272710][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.272772][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:84ef0c00 [ 1337.272924][ T32] r4:84ef0c00 [ 1337.272949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.273079][ T32] r5:84ef0c00 r4:8291a680 [ 1337.273105][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.273146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.273189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1337.273211][ T32] r4:00000000 [ 1337.273230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.273491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.273535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.273616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85435340 [ 1337.273739][ T32] r4:00000000 [ 1337.273762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.273811][ T32] r9:83018005 r8:84ef0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1337.273857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.273903][ T32] r5:00001000 r4:e08fd000 [ 1337.273924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.273964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.274213][ T32] r5:84f3f78c r4:84f3f400 [ 1337.274243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.274294][ T32] r7:dddced80 r6:83018000 r5:84f3f78c r4:8508f380 [ 1337.274315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.274363][ T32] r10:61c88647 r9:84ef0c00 r8:8508f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.274469][ T32] r4:8508f380 [ 1337.274493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.274540][ T32] r10:00000000 r9:8508f380 r8:80287e08 r7:eb1a5e60 r6:8508f400 r5:84ef0c00 [ 1337.274562][ T32] r4:00000001 [ 1337.274581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.274803][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1337.274915][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.274946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.274973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.275151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.275502][ T32] r4:8538f440 [ 1337.275931][ T32] INFO: task kworker/0:164:4886 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.276135][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.276298][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.276387][ T32] Call trace: [ 1337.276418][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.276469][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.276590][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.277063][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1337.289150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1337.289835][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1337.290253][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.290594][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1337.291127][ T32] INFO: task kworker/0:165:4887 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.292597][ T32] r4:85400000 ** 4 printk messages dropped ** [ 1337.292844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 ** 4 printk messages dropped ** [ 1337.293253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85435240 ** 7 printk messages dropped ** [ 1337.293834][ T32] r5:84f3fb8c r4:84f3f800 [ 1337.293854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.293967][ T32] r10:61c88647 r9:85400000 r8:8508f4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.295158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.296397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.297102][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.297442][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1337.330705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.331295][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.331412][ T32] r4:00000001 [ 1337.331482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.331584][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.331657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.331701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.331729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.331758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.331781][ T32] r4:84f605c0 [ 1337.331805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.331835][ T32] INFO: task kworker/1:715:4889 blocked for more than 463 seconds. [ 1337.331869][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.331948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.332030][ T32] task:kworker/1:715 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.332176][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.332227][ T32] Call trace: [ 1337.332422][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.332491][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000013 r6:eb49dd8c r5:85400c00 [ 1337.332528][ T32] r4:85400c00 [ 1337.332553][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.332599][ T32] r5:85400c00 r4:8291a680 [ 1337.332620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.332658][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.332699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1337.332721][ T32] r4:00000000 [ 1337.332741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.332774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.332808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.332856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508e980 [ 1337.332915][ T32] r4:00000000 [ 1337.332993][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.333050][ T32] r9:83018205 r8:85400c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1337.333073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.333115][ T32] r5:00001000 r4:eb499000 [ 1337.333135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.333173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.333213][ T32] r5:853c578c r4:853c5400 [ 1337.333233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.333293][ T32] r7:ddde2d80 r6:83018200 r5:853c578c r4:8509c800 [ 1337.333397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.333448][ T32] r10:61c88647 r9:85400c00 r8:8509c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.333472][ T32] r4:8509c800 [ 1337.333491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.333537][ T32] r10:00000000 r9:8509c800 r8:80287e08 r7:eb44de60 r6:8508f580 r5:85400c00 [ 1337.333559][ T32] r4:00000001 [ 1337.333594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.333653][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1337.333685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.333715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.333745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.333802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.333828][ T32] r4:8508e6c0 [ 1337.334284][ T32] INFO: task kworker/1:715:4889 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.334345][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.334485][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.334574][ T32] Call trace: [ 1337.334605][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.334656][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.334710][ T32] r4:00000000 [ 1337.334769][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.334828][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.334891][ T32] 5d20: 99eeb000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.334930][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.334957][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.334980][ T32] r5:800f0013 r4:80239bb0 [ 1337.335047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.335094][ T32] r4:82ac21e4 [ 1337.335115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.335157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.335179][ T32] r4:e0585dc0 [ 1337.335197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.335236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.335258][ T32] r4:00000000 [ 1337.335277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.335320][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.335342][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.335395][ T32] r5:00001000 r4:ed2cb000 [ 1337.335418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.335460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.335503][ T32] r5:843adb8c r4:843ad800 [ 1337.335523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.335569][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.335590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.335636][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.335685][ T32] r4:84f79100 [ 1337.335792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.335843][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.335865][ T32] r4:00000001 [ 1337.335886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.336107][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.336308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.336419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.336449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.336707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.336880][ T32] r4:84f605c0 [ 1337.336931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.336979][ T32] INFO: task kworker/1:716:4892 blocked for more than 463 seconds. [ 1337.337172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.337204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.337226][ T32] task:kworker/1:716 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.337354][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.337586][ T32] Call trace: [ 1337.362462][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.362550][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:85403000 [ 1337.362578][ T32] r4:85403000 [ 1337.362742][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.362851][ T32] r5:85403000 r4:8291a680 [ 1337.362876][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.362916][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.362958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1337.363248][ T32] r4:00000000 [ 1337.363367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.363483][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.363526][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.363597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ea80 [ 1337.363623][ T32] r4:00000000 [ 1337.363644][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.364081][ T32] r9:83018205 r8:85403000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1337.364210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.364260][ T32] r5:00001000 r4:eb4a5000 [ 1337.364340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.364384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.364427][ T32] r5:853c5b8c r4:853c5800 [ 1337.364522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.364605][ T32] r7:ddde2d80 r6:83018200 r5:853c5b8c r4:8509c880 [ 1337.364637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.364776][ T32] r10:61c88647 r9:85403000 r8:8509c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.364830][ T32] r4:8509c880 [ 1337.364880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.364937][ T32] r10:00000000 r9:8509c880 r8:80287e08 r7:eb49de60 r6:8508f600 r5:85403000 [ 1337.365031][ T32] r4:00000001 [ 1337.365060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.365101][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1337.365131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.365160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.365186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.365260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.365344][ T32] r4:8508e800 [ 1337.365892][ T32] INFO: task kworker/1:716:4892 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.366004][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.366273][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.366324][ T32] Call trace: [ 1337.366379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.366431][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.366662][ T32] r4:00000000 [ 1337.366734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.366866][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.366938][ T32] 5d20: 9a2d8000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.367023][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.367066][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.367120][ T32] r5:800f0013 r4:80239bb0 [ 1337.367146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.367235][ T32] r4:82ac21e4 [ 1337.367268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.367322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.367389][ T32] r4:e0585dc0 [ 1337.367413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.367456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.367478][ T32] r4:00000000 [ 1337.367499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.367638][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.375258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.375338][ T32] r5:00001000 r4:ed2cb000 [ 1337.375364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.375406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.375477][ T32] r5:843adb8c r4:843ad800 [ 1337.375585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.375691][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.375742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.375794][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.375818][ T32] r4:84f79100 [ 1337.375853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.375906][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.375943][ T32] r4:00000001 [ 1337.375967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.376006][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.376066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.376103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.376131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.376173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.376199][ T32] r4:84f605c0 [ 1337.376240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.376299][ T32] INFO: task kworker/1:717:4893 blocked for more than 463 seconds. [ 1337.376337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.376361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.376389][ T32] task:kworker/1:717 state:D stack:0 pid:4893 tgid:4893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.376475][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.376525][ T32] Call trace: [ 1337.376584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.376641][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:85403c00 [ 1337.376666][ T32] r4:85403c00 [ 1337.376687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.376730][ T32] r5:85403c00 r4:8291a680 [ 1337.376750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.376789][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.376857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1337.376912][ T32] r4:00000000 [ 1337.376992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.377053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.377093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.377175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ebc0 [ 1337.377202][ T32] r4:00000000 [ 1337.377224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.377297][ T32] r9:83018205 r8:85403c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1337.377356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.377403][ T32] r5:00001000 r4:eb4b1000 [ 1337.377425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.377530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.391147][ T32] r5:853c5f8c r4:853c5c00 [ 1337.391193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.391345][ T32] r7:ddde2d80 r6:83018200 r5:853c5f8c r4:8509c900 [ 1337.391373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.391439][ T32] r10:61c88647 r9:85403c00 r8:8509c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.391466][ T32] r4:8509c900 [ 1337.391488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.391536][ T32] r10:00000000 r9:8509c900 r8:80287e08 r7:eb4b9e60 r6:8508f680 r5:85403c00 [ 1337.391560][ T32] r4:00000001 [ 1337.391656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.391926][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 1337.391999][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.392031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.392078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.392110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.392133][ T32] r4:8508e880 [ 1337.392577][ T32] INFO: task kworker/1:717:4893 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.392613][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.392756][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.392872][ T32] Call trace: [ 1337.392910][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.392996][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.393067][ T32] r4:00000000 [ 1337.393093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.393135][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.393202][ T32] 5d20: 9a4bf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.393236][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.393291][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.393318][ T32] r5:800f0013 r4:80239bb0 [ 1337.393339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.393384][ T32] r4:82ac21e4 [ 1337.393404][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.393446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.393469][ T32] r4:e0585dc0 [ 1337.393488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.393542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.393568][ T32] r4:00000000 [ 1337.393617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.393679][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.393721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.393766][ T32] r5:00001000 r4:ed2cb000 [ 1337.393787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.393825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.393922][ T32] r5:843adb8c r4:843ad800 [ 1337.393946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.393994][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.394045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.394109][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.394176][ T32] r4:84f79100 [ 1337.394260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.394313][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.394338][ T32] r4:00000001 [ 1337.394401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394440][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.394502][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.394534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.394707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.394761][ T32] r4:84f605c0 [ 1337.394849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.394907][ T32] INFO: task kworker/1:718:4895 blocked for more than 463 seconds. [ 1337.394944][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.394996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.395021][ T32] task:kworker/1:718 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.395093][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.395138][ T32] Call trace: [ 1337.395168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.395234][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000013 r6:eb4d5d8c r5:85404800 [ 1337.395299][ T32] r4:85404800 [ 1337.395368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.395469][ T32] r5:85404800 r4:8291a680 [ 1337.395519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.395562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.395605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1337.395655][ T32] r4:00000000 [ 1337.395733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.395771][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.395816][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.395860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508eec0 [ 1337.395885][ T32] r4:00000000 [ 1337.396016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.396071][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1337.396094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.396137][ T32] r5:00001000 r4:eb4d1000 [ 1337.396184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.396228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.396282][ T32] r5:853c678c r4:853c6400 [ 1337.396306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.396353][ T32] r7:ddde2d80 r6:83018200 r5:853c678c r4:8509c980 [ 1337.396398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.396476][ T32] r10:61c88647 r9:85404800 r8:8509c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.396530][ T32] r4:8509c980 [ 1337.396553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.396652][ T32] r10:00000000 r9:8509c980 r8:80287e08 r7:eb4bde60 r6:8508f700 r5:85404800 [ 1337.396691][ T32] r4:00000001 [ 1337.396738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.396777][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1337.396848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.396907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.396973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.397051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.397086][ T32] r4:8508ea40 [ 1337.397401][ T32] INFO: task kworker/1:718:4895 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.397527][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.421538][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.421649][ T32] Call trace: [ 1337.421856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.421956][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.421985][ T32] r4:00000000 [ 1337.422007][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.422069][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.422208][ T32] 5d20: 9a900000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.422412][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.422452][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.422480][ T32] r5:800f0013 r4:80239bb0 [ 1337.422501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.422546][ T32] r4:82ac21e4 [ 1337.422566][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.422609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1337.422917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1337.423873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.424570][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1337.424793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.425401][ T32] r4:85405400 ** 3 printk messages dropped ** [ 1337.425573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.426050][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.426425][ T32] r5:853c638c r4:853c6000 [ 1337.426445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.426490][ T32] r7:ddde2d80 r6:83018200 r5:853c638c r4:8509ca00 [ 1337.426512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.426561][ T32] r10:61c88647 r9:85405400 r8:8509ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.426591][ T32] r4:8509ca00 [ 1337.426612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.426672][ T32] r10:00000000 r9:8509ca00 r8:80287e08 r7:eb4d5e60 r6:8508f780 r5:85405400 [ 1337.426697][ T32] r4:00000001 [ 1337.426717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.426781][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1337.426839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.426922][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.427003][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.427037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.427068][ T32] r4:8508ea40 [ 1337.427600][ T32] INFO: task kworker/1:719:4897 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.443550][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.443651][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.443835][ T32] Call trace: [ 1337.443967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.444049][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.444077][ T32] r4:00000000 [ 1337.444100][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.444143][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.444348][ T32] 5d20: 9a900000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.444382][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.444749][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.444778][ T32] r5:800f0013 r4:80239bb0 [ 1337.444801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.444876][ T32] r4:82ac21e4 [ 1337.444900][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.444944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.444968][ T32] r4:e0585dc0 [ 1337.444987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.445052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.445079][ T32] r4:00000000 [ 1337.445099][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.445258][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.445348][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.445401][ T32] r5:00001000 r4:ed2cb000 [ 1337.445423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.445497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.445630][ T32] r5:843adb8c r4:843ad800 [ 1337.445657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.445707][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.445729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.445778][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.445801][ T32] r4:84f79100 [ 1337.445821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.445868][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.445892][ T32] r4:00000001 [ 1337.445911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.445946][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.446179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.446252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.446341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.446675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.446779][ T32] r4:84f605c0 [ 1337.446805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.446834][ T32] INFO: task kworker/1:720:4898 blocked for more than 463 seconds. [ 1337.446881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.446938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.446964][ T32] task:kworker/1:720 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.447013][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.447119][ T32] Call trace: [ 1337.447208][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.447267][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:85406000 [ 1337.447295][ T32] r4:85406000 [ 1337.447317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.447361][ T32] r5:85406000 r4:8291a680 [ 1337.447419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.447463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.447509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1337.447533][ T32] r4:00000000 [ 1337.447836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.461552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.461642][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.461690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513af40 [ 1337.461714][ T32] r4:00000000 [ 1337.461763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.461878][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1337.461952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.462002][ T32] r5:00001000 r4:eb4f5000 [ 1337.462058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.462102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.462223][ T32] r5:853c6f8c r4:853c6c00 [ 1337.462332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.462430][ T32] r7:ddde2d80 r6:83018200 r5:853c6f8c r4:8509ca80 [ 1337.462481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.462533][ T32] r10:61c88647 r9:85406000 r8:8509caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.462602][ T32] r4:8509ca80 [ 1337.462662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.462714][ T32] r10:00000000 r9:8509ca80 r8:80287e08 r7:eb4d5e60 r6:8508f800 r5:85406000 [ 1337.462770][ T32] r4:00000001 [ 1337.462793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.462831][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1337.462862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.462890][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.463034][ T32] r4:8508eb80 ** 2 printk messages dropped ** [ 1337.463659][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.464037][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1337.464357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1337.464724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.465065][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.465088][ T32] r4:00000001 [ 1337.465107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.465218][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.465250][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.465312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.465342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.465371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.465393][ T32] r4:84f605c0 [ 1337.465451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.465508][ T32] INFO: task kworker/1:721:4900 blocked for more than 463 seconds. [ 1337.465545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.465596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.465655][ T32] task:kworker/1:721 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.465703][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.465744][ T32] Call trace: [ 1337.465773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.465830][ T32] r10:8291a684 r9:eb4f9d84 r8:00000002 r7:60000013 r6:eb4f9d8c r5:85402400 [ 1337.465921][ T32] r4:85402400 [ 1337.465973][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.466020][ T32] r5:85402400 r4:8291a680 [ 1337.466045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.466085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.466153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f9e08 [ 1337.466205][ T32] r4:00000000 [ 1337.466229][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.466352][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.466392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.466460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508efc0 [ 1337.466485][ T32] r4:00000000 [ 1337.466534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.466591][ T32] r9:83018205 r8:85402400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1337.466616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.466696][ T32] r5:00001000 r4:eb4e9000 [ 1337.466720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.466759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.466799][ T32] r5:853c6b8c r4:853c6800 [ 1337.466819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.466864][ T32] r7:ddde2d80 r6:83018200 r5:853c6b8c r4:8509cb00 [ 1337.466903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.466995][ T32] r10:61c88647 r9:85402400 r8:8509cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.467035][ T32] r4:8509cb00 [ 1337.467066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.467112][ T32] r10:00000000 r9:8509cb00 r8:80287e08 r7:eb4e1e60 r6:8508f880 r5:85402400 [ 1337.467190][ T32] r4:00000001 [ 1337.467213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.467256][ T32] Exception stack(0xeb4f9fb0 to 0xeb4f9ff8) [ 1337.467317][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.467350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.490875][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.490980][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.491050][ T32] Call trace: [ 1337.491083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.491141][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.491166][ T32] r4:00000000 [ 1337.491187][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.491228][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.491257][ T32] 5d20: 9b361000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.491308][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.491367][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.491417][ T32] r5:800f0013 r4:80239bb0 [ 1337.491441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.491505][ T32] r4:82ac21e4 [ 1337.491529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.491572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.491594][ T32] r4:e0585dc0 [ 1337.491613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.491653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.491674][ T32] r4:00000000 [ 1337.491693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.491804][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.491829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.491872][ T32] r5:00001000 r4:ed2cb000 [ 1337.491912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.491956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.491999][ T32] r5:843adb8c r4:843ad800 [ 1337.492019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.492072][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.492094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.492141][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.492208][ T32] r4:84f79100 [ 1337.492233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.492281][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.492303][ T32] r4:00000001 [ 1337.492322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.492407][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.492438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.492466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.492491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.492561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.492586][ T32] r4:84f605c0 [ 1337.492631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.492663][ T32] INFO: task kworker/1:722:4902 blocked for more than 464 seconds. [ 1337.492696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.492720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.492741][ T32] task:kworker/1:722 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.492785][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.492998][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:853d3c00 ** 4 printk messages dropped ** [ 1337.493176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.493238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1337.493265][ T32] r4:00000000 [ 1337.493285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.493319][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.493352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.493392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2480 [ 1337.493414][ T32] r4:00000000 [ 1337.493433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.493476][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1337.493497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.493621][ T32] r5:00001000 r4:eb51d000 [ 1337.493646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.493685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.493728][ T32] r5:853c7b8c r4:853c7800 [ 1337.493809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.493859][ T32] r7:ddde2d80 r6:83018200 r5:853c7b8c r4:8509cb80 [ 1337.493881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.493927][ T32] r10:61c88647 r9:853d3c00 r8:8509cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.494026][ T32] r10:00000000 r9:8509cb80 r8:80287e08 r7:eb4e1e60 r6:8509cc00 r5:853d3c00 ** 9 printk messages dropped ** [ 1337.494909][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.495382][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.495757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 8 printk messages dropped ** [ 1337.496072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.496527][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1337.496887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.518256][ T32] r4:853d5400 ** 4 printk messages dropped ** [ 1337.518479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 ** 7 printk messages dropped ** [ 1337.518949][ T32] r9:83018205 r8:853d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 ** 4 printk messages dropped ** [ 1337.519259][ T32] r5:853c738c r4:853c7000 ** 1 printk messages dropped ** [ 1337.519400][ T32] r7:ddde2d80 r6:83018200 r5:853c738c r4:8509cc80 ** 4 printk messages dropped ** [ 1337.519771][ T32] r10:00000000 r9:8509cc80 r8:80287e08 r7:eb491e60 r6:8509cd00 r5:853d5400 ** 6 printk messages dropped ** [ 1337.520082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1337.520916][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 5 printk messages dropped ** [ 1337.521247][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.521526][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1337.521609][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.521673][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.521695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.521737][ T32] r5:00001000 r4:ed2cb000 [ 1337.521777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.521820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.521861][ T32] r5:843adb8c r4:843ad800 [ 1337.521881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.521927][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.521948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.522017][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.522130][ T32] r4:84f79100 [ 1337.522159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.522249][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.522276][ T32] r4:00000001 [ 1337.522297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.522354][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.522383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.522413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.522439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.522467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.522509][ T32] r4:84f605c0 [ 1337.522617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.522649][ T32] INFO: task kworker/1:724:4906 blocked for more than 464 seconds. [ 1337.522682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.522736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.522762][ T32] task:kworker/1:724 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.522853][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.522899][ T32] Call trace: [ 1337.522954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.523001][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:853d6000 [ 1337.523024][ T32] r4:853d6000 [ 1337.523050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.523116][ T32] r5:853d6000 r4:8291a680 [ 1337.523140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.523180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.523221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1337.523243][ T32] r4:00000000 [ 1337.523298][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.523400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.523459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.523504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2280 [ 1337.523621][ T32] r4:00000000 [ 1337.523652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.523697][ T32] r9:83018205 r8:853d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1337.523740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.523799][ T32] r5:00001000 r4:eb511000 [ 1337.523823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.523864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.523905][ T32] r5:853c778c r4:853c7400 [ 1337.523925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.523970][ T32] r7:ddde2d80 r6:83018200 r5:853c778c r4:8509cd80 [ 1337.523990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.524035][ T32] r10:61c88647 r9:853d6000 r8:8509cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.524084][ T32] r4:8509cd80 [ 1337.524106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.524254][ T32] r10:00000000 r9:8509cd80 r8:80287e08 r7:eb491e60 r6:8509ce00 r5:853d6000 [ 1337.524300][ T32] r4:00000001 [ 1337.524366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.524404][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1337.524452][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.524484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.524512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.524555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.524580][ T32] r4:853f21c0 [ 1337.524852][ T32] INFO: task kworker/1:724:4906 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.524885][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.525028][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.525157][ T32] Call trace: [ 1337.525213][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.525264][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.525287][ T32] r4:00000000 [ 1337.525327][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.525433][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.525485][ T32] 5d20: 9b8a4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.525537][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.525653][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.525701][ T32] r5:800f0013 r4:80239bb0 [ 1337.525733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.525776][ T32] r4:82ac21e4 [ 1337.525796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.525899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.525926][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1337.526010][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.526388][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1337.526591][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1337.526786][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1337.527051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1337.527526][ T32] r10:8291a684 r9:eb521d84 r8:00000002 r7:60000013 r6:eb521d8c r5:853d6c00 ** 5 printk messages dropped ** [ 1337.546367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 ** 8 printk messages dropped ** [ 1337.546749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.546938][ T32] r5:853c838c r4:853c8000 ** 3 printk messages dropped ** [ 1337.547154][ T32] r10:61c88647 r9:853d6c00 r8:8509ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.547500][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.560892][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.561153][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1337.561306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1337.561827][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1337.562120][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1337.562415][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.562834][ T32] task:kworker/1:726 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.563284][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.563549][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.563818][ T32] r5:853c7f8c r4:853c7c00 [ 1337.563837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.563946][ T32] r10:61c88647 r9:853d1800 r8:8509cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.564059][ T32] r4:00000001 [ 1337.564088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.564210][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1337.564240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.564295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.564367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.564399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.564446][ T32] r4:853f2300 [ 1337.564700][ T32] INFO: task kworker/1:726:4910 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.564729][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.564799][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.564882][ T32] Call trace: [ 1337.564914][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.564964][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.564997][ T32] r4:00000000 [ 1337.565019][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.565066][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.565119][ T32] 5d20: 9c09d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.565151][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.565190][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.565237][ T32] r5:800f0013 r4:80239bb0 [ 1337.565261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.565301][ T32] r4:82ac21e4 [ 1337.565342][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.565387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.565442][ T32] r4:e0585dc0 [ 1337.565464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.565515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.565561][ T32] r4:00000000 [ 1337.565583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.565629][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.565680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.565726][ T32] r5:00001000 r4:ed2cb000 [ 1337.565746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.565784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.565825][ T32] r5:843adb8c r4:843ad800 [ 1337.565865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.565915][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.565959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.566007][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.566057][ T32] r4:84f79100 [ 1337.566113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.566163][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.566186][ T32] r4:00000001 [ 1337.566248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.566287][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.566313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.566364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.566424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.566477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.566501][ T32] r4:84f605c0 [ 1337.566544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.566580][ T32] INFO: task kworker/1:727:4913 blocked for more than 464 seconds. [ 1337.566610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.566633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.566695][ T32] task:kworker/1:727 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.566743][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.566827][ T32] Call trace: [ 1337.566907][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.566998][ T32] r10:8291a684 r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:853d3000 [ 1337.567024][ T32] r4:853d3000 [ 1337.567086][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.567162][ T32] r5:853d3000 r4:8291a680 [ 1337.567185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.567259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.567332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 1337.567356][ T32] r4:00000000 [ 1337.567404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.567442][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.567505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.567596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2c80 [ 1337.588381][ T32] r4:00000000 [ 1337.588441][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.588514][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1337.588564][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.588618][ T32] r5:00001000 r4:dffd7000 [ 1337.588662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.588708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.588752][ T32] r5:853c8f8c r4:853c8c00 [ 1337.588793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.588846][ T32] r7:ddde2d80 r6:83018200 r5:853c8f8c r4:853f7000 [ 1337.588868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.588937][ T32] r10:61c88647 r9:853d3000 r8:853f702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.588984][ T32] r4:853f7000 [ 1337.589046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.589123][ T32] r10:00000000 r9:853f7000 r8:80287e08 r7:eb521e60 r6:853f7080 r5:853d3000 [ 1337.589169][ T32] r4:00000001 [ 1337.589214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.589278][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1337.589334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.589375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.589406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.589437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.589459][ T32] r4:853f27c0 [ 1337.589903][ T32] INFO: task kworker/1:727:4913 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.589951][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.590024][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.590079][ T32] Call trace: [ 1337.590110][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.590184][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.590254][ T32] r4:00000000 [ 1337.590300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.590344][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.590394][ T32] 5d20: 9c540000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.590427][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.590474][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.590502][ T32] r5:800f0013 r4:80239bb0 [ 1337.590523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.590565][ T32] r4:82ac21e4 [ 1337.590646][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.590722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.590748][ T32] r4:e0585dc0 [ 1337.590791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.590837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.590869][ T32] r4:00000000 [ 1337.590915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.590983][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.591007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.591079][ T32] r5:00001000 r4:ed2cb000 [ 1337.591102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.591143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1337.591206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.591457][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.591627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.591933][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.592293][ T32] r5:853d0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1337.592468][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.592659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2b80 ** 7 printk messages dropped ** [ 1337.592973][ T32] r5:853c8b8c r4:853c8800 [ 1337.592995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.593148][ T32] r10:61c88647 r9:853d0c00 r8:853f712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.593500][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.593916][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.593999][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.594050][ T32] Call trace: [ 1337.594082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.594132][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.594178][ T32] r4:00000000 [ 1337.594221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.594263][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.594292][ T32] 5d20: 9c540000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.594322][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.594347][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.594400][ T32] r5:800f0013 r4:80239bb0 [ 1337.594441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.594485][ T32] r4:82ac21e4 [ 1337.594528][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.594573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.594607][ T32] r4:e0585dc0 [ 1337.594651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.594696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.594720][ T32] r4:00000000 [ 1337.594740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.594795][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.594820][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.594863][ T32] r5:00001000 r4:ed2cb000 [ 1337.594914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.594958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.595002][ T32] r5:843adb8c r4:843ad800 [ 1337.595049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.595107][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.595130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.595198][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.595225][ T32] r4:84f79100 [ 1337.595256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.595328][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.595376][ T32] r4:00000001 [ 1337.595406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.595469][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.595518][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.595550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.595620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.595675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.595721][ T32] r4:84f605c0 [ 1337.595746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.595772][ T32] INFO: task kworker/1:729:4918 blocked for more than 464 seconds. [ 1337.595831][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.595890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.595932][ T32] task:kworker/1:729 state:D stack:0 pid:4918 tgid:4918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.595999][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.596048][ T32] Call trace: [ 1337.596161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.596214][ T32] r10:8291a684 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:85401800 [ 1337.596259][ T32] r4:85401800 [ 1337.596305][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.596352][ T32] r5:85401800 r4:8291a680 [ 1337.596454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.596497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.596560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1337.596587][ T32] r4:00000000 [ 1337.596608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.596668][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.596716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.596761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2e00 [ 1337.596786][ T32] r4:00000000 [ 1337.596807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.596918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.597282][ T32] r5:853c938c r4:853c9000 ** 3 printk messages dropped ** [ 1337.597513][ T32] r10:61c88647 r9:85401800 r8:853f722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.618524][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.619243][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.619628][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1337.619891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.619919][ T32] r4:e0585dc0 [ 1337.619971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.620019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.620101][ T32] r4:00000000 [ 1337.620127][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.620177][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.620201][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.620244][ T32] r5:00001000 r4:ed2cb000 [ 1337.620265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.620305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.620378][ T32] r5:843adb8c r4:843ad800 [ 1337.620417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.620470][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.620526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.620819][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1337.621140][ T32] INFO: task kworker/1:730:4920 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 1337.621694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.622295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.622342][ T32] r5:853c978c r4:853c9400 ** 3 printk messages dropped ** [ 1337.622473][ T32] r10:61c88647 r9:85406c00 r8:853f72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.622948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.623813][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1337.624222][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1337.624519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.625135][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1337.625407][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.625857][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:84ef8000 ** 8 printk messages dropped ** [ 1337.626243][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.626671][ T32] r5:853c9f8c r4:853c9c00 [ 1337.626690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.626900][ T32] r10:00000000 r9:853f7300 r8:80287e08 r7:eb54de60 r6:8508fa00 r5:84ef8000 ** 2 printk messages dropped ** [ 1337.627050][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1337.627083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.627183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.627214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.627303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.627374][ T32] r4:853f2dc0 [ 1337.641740][ T32] INFO: task kworker/1:731:4921 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.641860][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.641962][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.642030][ T32] Call trace: [ 1337.642069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.642127][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.642152][ T32] r4:00000000 [ 1337.642217][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.642279][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.642310][ T32] 5d20: 9cc61000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.642339][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.642365][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.642389][ T32] r5:800f0013 r4:80239bb0 [ 1337.642418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.642474][ T32] r4:82ac21e4 [ 1337.642497][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.642540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.642563][ T32] r4:e0585dc0 [ 1337.642583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.642624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.642646][ T32] r4:00000000 [ 1337.642686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.642736][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.642759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.642801][ T32] r5:00001000 r4:ed2cb000 [ 1337.642822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.642881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.642927][ T32] r5:843adb8c r4:843ad800 [ 1337.642948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.642993][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.643014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.643089][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.643115][ T32] r4:84f79100 [ 1337.643156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.643206][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.643230][ T32] r4:00000001 [ 1337.643249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.643284][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.643309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.643336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.643362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.643399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.643445][ T32] r4:84f605c0 [ 1337.643490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.643542][ T32] INFO: task kworker/1:732:4923 blocked for more than 464 seconds. [ 1337.643578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.643603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.643624][ T32] task:kworker/1:732 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.643670][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.643710][ T32] Call trace: [ 1337.643760][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.643812][ T32] r10:8291a684 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:84ef8c00 ** 5 printk messages dropped ** [ 1337.644016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 ** 9 printk messages dropped ** [ 1337.644367][ T32] r5:00001000 r4:eaa99000 ** 2 printk messages dropped ** [ 1337.644485][ T32] r5:853c9b8c r4:853c9800 [ 1337.644513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.644732][ T32] r10:00000000 r9:853f7380 r8:80287e08 r7:eb551e60 r6:8508fa80 r5:84ef8c00 ** 10 printk messages dropped ** [ 1337.645524][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.645894][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.646115][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1337.646420][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1337.646720][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1337.646948][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1337.647356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.668196][ T32] r4:84ef9800 [ 1337.668233][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.668301][ T32] r5:84ef9800 r4:8291a680 [ 1337.668322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.668368][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.668433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1337.668482][ T32] r4:00000000 [ 1337.668506][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.668541][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.668580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.668643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85435fc0 [ 1337.668670][ T32] r4:00000000 [ 1337.668690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.668737][ T32] r9:83018005 r8:84ef9800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.668759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.668815][ T32] r5:00001000 r4:eaf4f000 [ 1337.668839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.668902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.668969][ T32] r5:854ac78c r4:854ac400 [ 1337.668992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.669090][ T32] r7:dddced80 r6:83018000 r5:854ac78c r4:8508fb00 [ 1337.669122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.669171][ T32] r10:61c88647 r9:84ef9800 r8:8508fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.669194][ T32] r4:8508fb00 [ 1337.669214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.669260][ T32] r10:00000000 r9:8508fb00 r8:80287e08 r7:eb45de60 r6:8508fb80 r5:84ef9800 [ 1337.669306][ T32] r4:00000001 [ 1337.669329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.669367][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1337.669418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.669450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.669487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.669518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.669541][ T32] r4:85435140 [ 1337.669999][ T32] INFO: task kworker/0:166:4925 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.670051][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.670151][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.670259][ T32] Call trace: [ 1337.670319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.670392][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.670420][ T32] r4:00000000 [ 1337.670460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.670503][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.670551][ T32] 5d20: 9cf9e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.670583][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.670638][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.670688][ T32] r5:800f0013 r4:80239bb0 [ 1337.670711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.670752][ T32] r4:82ac21e4 [ 1337.670772][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.670813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.670835][ T32] r4:e0585dc0 [ 1337.670876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.670958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.671004][ T32] r4:00000000 [ 1337.671052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.671111][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.671135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.671199][ T32] r5:00001000 r4:ed2cb000 [ 1337.671252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.671295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.671337][ T32] r5:843adb8c r4:843ad800 [ 1337.671358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.671404][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.671445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.671494][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.671581][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1337.671931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.672475][ T32] r4:84efa400 ** 3 printk messages dropped ** [ 1337.672643][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.673026][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.673475][ T32] r5:84f3f38c r4:84f3f000 [ 1337.673498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.673547][ T32] r7:dddced80 r6:83018000 r5:84f3f38c r4:8508fc00 [ 1337.673569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.673615][ T32] r10:61c88647 r9:84efa400 r8:8508fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.673649][ T32] r4:8508fc00 [ 1337.673671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.673760][ T32] r10:00000000 r9:8508fc00 r8:80287e08 r7:eb4a9e60 r6:8508fc80 r5:84efa400 [ 1337.673785][ T32] r4:00000001 [ 1337.673804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.673905][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1337.673934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.673962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.673993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.674022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.674078][ T32] r4:85435140 [ 1337.674393][ T32] INFO: task kworker/0:167:4927 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.674456][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.674565][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.674732][ T32] Call trace: [ 1337.674807][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.674911][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.674957][ T32] r4:00000000 [ 1337.674996][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.675102][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.675164][ T32] 5d20: 9cf9e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.675216][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.675266][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.675333][ T32] r5:800f0013 r4:80239bb0 [ 1337.675403][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.675550][ T32] r4:82ac21e4 [ 1337.675611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.675699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.675758][ T32] r4:e0585dc0 [ 1337.675854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.675949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.676034][ T32] r4:00000000 [ 1337.676163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.676270][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.676324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.676596][ T32] r5:00001000 r4:ed2cb000 [ 1337.676647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.676733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.676820][ T32] r5:843adb8c r4:843ad800 [ 1337.676869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.677022][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.677102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.677195][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.677243][ T32] r4:84f79100 [ 1337.677285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.677405][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.677460][ T32] r4:00000001 [ 1337.677505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.710137][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.710251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.710285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.710312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.710373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.710400][ T32] r4:84f605c0 [ 1337.710426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.710457][ T32] INFO: task kworker/1:733:4929 blocked for more than 464 seconds. [ 1337.710490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.710515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.710537][ T32] task:kworker/1:733 state:D stack:0 pid:4929 tgid:4929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.710594][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.710673][ T32] Call trace: [ 1337.710706][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.710787][ T32] r10:8291a684 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:84efb000 [ 1337.710864][ T32] r4:84efb000 [ 1337.710887][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.710957][ T32] r5:84efb000 r4:8291a680 [ 1337.711006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.711058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.711102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1337.711146][ T32] r4:00000000 [ 1337.711169][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.711213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.711254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.711306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85432500 [ 1337.711332][ T32] r4:00000000 [ 1337.711376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.711456][ T32] r9:83018205 r8:84efb000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1337.711483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.711526][ T32] r5:00001000 r4:ead4f000 [ 1337.711546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.711606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.711651][ T32] r5:853ca38c r4:853ca000 [ 1337.711672][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.711720][ T32] r7:ddde2d80 r6:83018200 r5:853ca38c r4:853f7400 [ 1337.711763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.711814][ T32] r10:61c88647 r9:84efb000 r8:853f742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.711857][ T32] r4:853f7400 [ 1337.711880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.711927][ T32] r10:00000000 r9:853f7400 r8:80287e08 r7:eb551e60 r6:8508fd00 r5:84efb000 [ 1337.711972][ T32] r4:00000001 [ 1337.712009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.712062][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1337.712116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.712147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.712183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.712215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.712237][ T32] r4:85432180 [ 1337.712668][ T32] INFO: task kworker/1:733:4929 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.712697][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.712766][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.712810][ T32] Call trace: [ 1337.712839][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.712887][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.712910][ T32] r4:00000000 [ 1337.712928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.712967][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.712994][ T32] 5d20: 9da45000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.713023][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.713064][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.713099][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1337.713258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 13 printk messages dropped ** [ 1337.713719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1337.714175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1337.714612][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1337.715090][ T32] r5:853ca78c r4:853ca400 [ 1337.715119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.715202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.715288][ T32] r4:853f7480 [ 1337.715315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.715363][ T32] r10:00000000 r9:853f7480 r8:80287e08 r7:eb55de60 r6:8508fd80 r5:84efbc00 [ 1337.715385][ T32] r4:00000001 [ 1337.715404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.715438][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1337.715494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.715526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.715552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.715581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.715603][ T32] r4:85432380 [ 1337.715854][ T32] INFO: task kworker/1:734:4933 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.715884][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.715951][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.715994][ T32] Call trace: [ 1337.716035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.716092][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.716115][ T32] r4:00000000 [ 1337.716134][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.716182][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.716213][ T32] 5d20: 9da45000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.716251][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.716279][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.716306][ T32] r5:800f0013 r4:80239bb0 [ 1337.716325][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.716365][ T32] r4:82ac21e4 [ 1337.716385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.716425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.716447][ T32] r4:e0585dc0 [ 1337.716466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.716505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.716526][ T32] r4:00000000 [ 1337.716545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.716588][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.716610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.716669][ T32] r5:00001000 r4:ed2cb000 [ 1337.716692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.716731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.716772][ T32] r5:843adb8c r4:843ad800 [ 1337.716792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.716838][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.716858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.716917][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.716944][ T32] r4:84f79100 [ 1337.716963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.717009][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.717033][ T32] r4:00000001 [ 1337.717064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.717121][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.717161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.717192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.717239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.717270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.717325][ T32] r4:84f605c0 [ 1337.717348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.717394][ T32] INFO: task kworker/0:168:4936 blocked for more than 464 seconds. [ 1337.717444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.717537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.717560][ T32] task:kworker/0:168 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.737950][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.738035][ T32] Call trace: [ 1337.738079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.738137][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:84efe000 [ 1337.738161][ T32] r4:84efe000 [ 1337.738241][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.738302][ T32] r5:84efe000 r4:8291a680 [ 1337.738337][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.738448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 2 printk messages dropped ** [ 1337.738550][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.738593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.738655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85435ec0 [ 1337.738681][ T32] r4:00000000 [ 1337.738701][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.738748][ T32] r9:83018005 r8:84efe000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.738792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.738837][ T32] r5:00001000 r4:eaf1f000 [ 1337.738858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.738905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.738952][ T32] r5:854ac38c r4:854ac000 [ 1337.738972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.739018][ T32] r7:dddced80 r6:83018000 r5:854ac38c r4:8508fe00 [ 1337.739044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.739091][ T32] r10:61c88647 r9:84efe000 r8:8508fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.739113][ T32] r4:8508fe00 [ 1337.739132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.739177][ T32] r10:00000000 r9:8508fe00 r8:80287e08 r7:eb4a9e60 r6:8508fe80 r5:84efe000 [ 1337.739208][ T32] r4:00000001 [ 1337.739231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.739291][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1337.739323][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.739371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.739410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.739440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.739480][ T32] r4:85435740 [ 1337.739916][ T32] INFO: task kworker/0:168:4936 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.739961][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.740025][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.740075][ T32] Call trace: [ 1337.740105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.740155][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.740178][ T32] r4:00000000 [ 1337.740197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.740236][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.740263][ T32] 5d20: 9de3f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.740291][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.740345][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.740374][ T32] r5:800f0013 r4:80239bb0 [ 1337.740394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.740435][ T32] r4:82ac21e4 [ 1337.740455][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.740518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.740544][ T32] r4:e0585dc0 [ 1337.740564][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.740625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.740659][ T32] r4:00000000 [ 1337.740681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.740735][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.740760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.740802][ T32] r5:00001000 r4:ed2cb000 [ 1337.740822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.740877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.740924][ T32] r5:843adb8c r4:843ad800 [ 1337.740962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.741012][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.741048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.741099][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.741121][ T32] r4:84f79100 [ 1337.741140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.741186][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.741217][ T32] r4:00000001 [ 1337.741263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.741331][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.741418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.741449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.741514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.741552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.741607][ T32] r4:84f605c0 [ 1337.741639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.741696][ T32] INFO: task kworker/1:735:4937 blocked for more than 464 seconds. [ 1337.741737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.741762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.741783][ T32] task:kworker/1:735 state:D stack:0 pid:4937 tgid:4937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.741828][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.741868][ T32] Call trace: [ 1337.741926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.741973][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:84efec00 [ 1337.741996][ T32] r4:84efec00 [ 1337.742031][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.742103][ T32] r5:84efec00 r4:8291a680 [ 1337.742146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.742214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.742265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1337.742287][ T32] r4:00000000 [ 1337.742318][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.742378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.742416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.742486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85432740 [ 1337.742513][ T32] r4:00000000 [ 1337.742533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.742578][ T32] r9:83018205 r8:84efec00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.742621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.742698][ T32] r5:00001000 r4:eadb5000 [ 1337.742729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.742768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.742809][ T32] r5:853cab8c r4:853ca800 [ 1337.742829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.742896][ T32] r7:ddde2d80 r6:83018200 r5:853cab8c r4:853f7500 [ 1337.742920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.742966][ T32] r10:61c88647 r9:84efec00 r8:853f752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.742988][ T32] r4:853f7500 [ 1337.743006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.743056][ T32] r10:00000000 r9:853f7500 r8:80287e08 r7:eb559e60 r6:8508ff00 r5:84efec00 [ 1337.743079][ T32] r4:00000001 [ 1337.743098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.743152][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1337.743187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.743215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.743254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.743308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.743333][ T32] r4:854324c0 [ 1337.743574][ T32] INFO: task kworker/1:735:4937 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.743603][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.743657][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.743745][ T32] Call trace: [ 1337.743778][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.743847][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.743898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.744063][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.744328][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.744633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1337.745168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.745614][ T32] r4:84efc800 ** 4 printk messages dropped ** [ 1337.745810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 ** 11 printk messages dropped ** [ 1337.746322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.746364][ T32] r5:853caf8c r4:853cac00 ** 1 printk messages dropped ** [ 1337.746430][ T32] r7:ddde2d80 r6:83018200 r5:853caf8c r4:853f7580 ** 1 printk messages dropped ** [ 1337.746522][ T32] r10:61c88647 r9:84efc800 r8:853f75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.746607][ T32] r10:00000000 r9:853f7580 r8:80287e08 r7:eb571e60 r6:8508ff80 r5:84efc800 [ 1337.746642][ T32] r4:00000001 [ 1337.746663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.746698][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1337.746724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.746752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.746778][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.746808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.746830][ T32] r4:85432540 [ 1337.747063][ T32] INFO: task kworker/1:736:4938 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.747094][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.747196][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.747262][ T32] Call trace: [ 1337.747312][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.747364][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.747387][ T32] r4:00000000 [ 1337.747406][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.747464][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.747495][ T32] 5d20: 9de3f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.747544][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.747630][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.761618][ T32] r5:800f0013 r4:80239bb0 [ 1337.761662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.761726][ T32] r4:82ac21e4 [ 1337.761757][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.761827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.761883][ T32] r4:e0585dc0 [ 1337.761940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.761986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.762009][ T32] r4:00000000 [ 1337.762053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.762130][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.762161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.762233][ T32] r5:00001000 r4:ed2cb000 [ 1337.762255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.762296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.762362][ T32] r5:843adb8c r4:843ad800 [ 1337.762387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.762550][ T32] r4:84f79100 ** 5 printk messages dropped ** [ 1337.762723][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1337.763335][ T32] r4:85409800 ** 7 printk messages dropped ** [ 1337.763715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.764072][ T32] r5:853cb38c r4:853cb000 [ 1337.764092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.764135][ T32] r7:ddde2d80 r6:83018200 r5:853cb38c r4:853f7600 ** 2 printk messages dropped ** [ 1337.764254][ T32] r4:853f7600 ** 7 printk messages dropped ** [ 1337.764543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.765330][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 14 printk messages dropped ** [ 1337.765897][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.766289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1337.766811][ T32] task:kworker/1:738 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.767554][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 5 printk messages dropped ** [ 1337.788387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.788836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.789907][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.789946][ T32] 5d20: 9e529000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.789978][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.790003][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.790029][ T32] r5:800f0013 r4:80239bb0 [ 1337.790054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.790097][ T32] r4:82ac21e4 [ 1337.790117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.790158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.790205][ T32] r4:e0585dc0 [ 1337.790253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.790298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.790322][ T32] r4:00000000 [ 1337.790347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.790394][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.790415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.790458][ T32] r5:00001000 r4:ed2cb000 [ 1337.790477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.790536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.790590][ T32] r5:843adb8c r4:843ad800 [ 1337.790630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.790681][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.790702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.790748][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.790770][ T32] r4:84f79100 [ 1337.790788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.790833][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.790855][ T32] r4:00000001 [ 1337.790874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.790908][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.790934][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.791002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.791032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.791108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.791134][ T32] r4:84f605c0 [ 1337.791155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.791192][ T32] INFO: task kworker/1:739:4943 blocked for more than 464 seconds. [ 1337.791226][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.791249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.791270][ T32] task:kworker/1:739 state:D stack:0 pid:4943 tgid:4943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.791314][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.791359][ T32] Call trace: [ 1337.791411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.791459][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:8540a400 [ 1337.791490][ T32] r4:8540a400 [ 1337.791513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.791556][ T32] r5:8540a400 r4:8291a680 [ 1337.791576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.791928][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.792199][ T32] r5:853cb78c r4:853cb400 [ 1337.792240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.792377][ T32] r10:61c88647 r9:8540a400 r8:853f772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1337.793067][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.793440][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.793768][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1337.794160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1337.794828][ T32] task:kworker/0:169 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.795427][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.795683][ T32] r5:854ad38c r4:854ad000 [ 1337.795724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.795979][ T32] r10:00000000 r9:85438180 r8:80287e08 r7:eb4a9e60 r6:85438200 r5:8540b000 ** 10 printk messages dropped ** [ 1337.796588][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.796924][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.797183][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.797494][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1337.820670][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1337.821126][ T32] task:kworker/0:170 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1337.821230][ T32] Call trace: [ 1337.821262][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.821339][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:8540bc00 [ 1337.821366][ T32] r4:8540bc00 [ 1337.821387][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.821491][ T32] r5:8540bc00 r4:8291a680 [ 1337.821516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.821559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.821602][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1337.821625][ T32] r4:00000000 [ 1337.821687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.821727][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.821777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.821840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5140 [ 1337.821885][ T32] r4:00000000 [ 1337.821908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.821954][ T32] r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1337.821976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.822019][ T32] r5:00001000 r4:eafdb000 [ 1337.822044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.822084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.822126][ T32] r5:854acb8c r4:854ac800 [ 1337.822146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.822218][ T32] r7:dddced80 r6:83018000 r5:854acb8c r4:85438280 [ 1337.822243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.822321][ T32] r10:61c88647 r9:8540bc00 r8:854382ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.822389][ T32] r4:85438280 [ 1337.822445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.822516][ T32] r10:00000000 r9:85438280 r8:80287e08 r7:eb561e60 r6:85438300 r5:8540bc00 [ 1337.822542][ T32] r4:00000001 [ 1337.822564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.822599][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 1337.822647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.822678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.822705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.822734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.823744][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 13 printk messages dropped ** [ 1337.824363][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 14 printk messages dropped ** [ 1337.825297][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 10 printk messages dropped ** [ 1337.825668][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1337.826143][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.826460][ T32] r5:00001000 r4:eafb5000 ** 2 printk messages dropped ** [ 1337.826587][ T32] r5:8546c38c r4:8546c000 ** 3 printk messages dropped ** [ 1337.826736][ T32] r10:61c88647 r9:8540c800 r8:853f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.827077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.843936][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1337.844488][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1337.844670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.844695][ T32] r4:00000000 [ 1337.844715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.844761][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.844782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.844823][ T32] r5:00001000 r4:ed2cb000 [ 1337.844842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.844901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.844948][ T32] r5:843adb8c r4:843ad800 [ 1337.844968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.845016][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.845037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.845083][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.845105][ T32] r4:84f79100 [ 1337.845124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.845169][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.845191][ T32] r4:00000001 [ 1337.845209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.845258][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.845327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.845381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.845412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.845440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.845483][ T32] r4:84f605c0 [ 1337.845509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.845538][ T32] INFO: task kworker/1:741:4952 blocked for more than 464 seconds. [ 1337.845592][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.845619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.845663][ T32] task:kworker/1:741 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.845739][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.845780][ T32] Call trace: [ 1337.845831][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.845880][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:8540d400 [ 1337.845921][ T32] r4:8540d400 [ 1337.845944][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.845987][ T32] r5:8540d400 r4:8291a680 [ 1337.846007][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.846045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.846085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1337.846124][ T32] r4:00000000 [ 1337.846147][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.846182][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.846240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.846294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85432f00 [ 1337.846328][ T32] r4:00000000 [ 1337.846351][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.846405][ T32] r9:83018205 r8:8540d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1337.846437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.846482][ T32] r5:00001000 r4:eaf87000 [ 1337.846509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.846625][ T32] r5:853cbf8c r4:853cbc00 [ 1337.846656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.846905][ T32] r10:00000000 r9:853f7800 r8:80287e08 r7:eb58de60 r6:85438400 r5:8540d400 ** 7 printk messages dropped ** [ 1337.847147][ T32] r4:85432e80 [ 1337.861848][ T32] INFO: task kworker/1:741:4952 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.861957][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.862059][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.862152][ T32] Call trace: [ 1337.862274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.862361][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.862387][ T32] r4:00000000 [ 1337.862409][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.862449][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.862518][ T32] 5d20: 9f1aa000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 1 printk messages dropped ** [ 1337.862602][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.862926][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.863245][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1337.863619][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 11 printk messages dropped ** [ 1337.864051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1337.864420][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1337.864986][ T32] r5:8546c78c r4:8546c400 [ 1337.865008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.865251][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.865984][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.866761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 14 printk messages dropped ** [ 1337.867369][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 11 printk messages dropped ** [ 1337.883709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1337.884340][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.884830][ T32] r5:854acf8c r4:854acc00 [ 1337.884851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.884898][ T32] r7:dddced80 r6:83018000 r5:854acf8c r4:85438480 [ 1337.884918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.884996][ T32] r10:61c88647 r9:847c8c00 r8:854384ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.885022][ T32] r4:85438480 [ 1337.885042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.885088][ T32] r10:00000000 r9:85438480 r8:80287e08 r7:eb561e60 r6:853f7980 r5:847c8c00 [ 1337.885110][ T32] r4:00000001 [ 1337.885158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.885218][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1337.885248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.885276][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.885307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.885337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.885377][ T32] r4:853f51c0 [ 1337.885795][ T32] INFO: task kworker/0:171:4956 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.885826][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.885917][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.885960][ T32] Call trace: [ 1337.885989][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.886038][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.886074][ T32] r4:00000000 [ 1337.886097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.886138][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.886166][ T32] 5d20: 9f60e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.886220][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.886251][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.886274][ T32] r5:800f0013 r4:80239bb0 [ 1337.886304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.886346][ T32] r4:82ac21e4 [ 1337.886367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.886408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.886459][ T32] r4:e0585dc0 [ 1337.886482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.886524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.886546][ T32] r4:00000000 [ 1337.886566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.886609][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.886630][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.886671][ T32] r5:00001000 r4:ed2cb000 [ 1337.886713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.886765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.886808][ T32] r5:843adb8c r4:843ad800 [ 1337.886828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.887086][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 11 printk messages dropped ** [ 1337.887497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1337.898833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.899317][ T32] r5:854adf8c r4:854adc00 [ 1337.899358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1337.899820][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.900789][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1337.901122][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1337.901386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.901838][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1337.902149][ T32] r4:84f605c0 [ 1337.902173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.902231][ T32] INFO: task kworker/0:173:4959 blocked for more than 464 seconds. [ 1337.902265][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.902296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.902318][ T32] task:kworker/0:173 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.902400][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.902459][ T32] Call trace: [ 1337.902512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.902562][ T32] r10:8291a684 r9:eb5add84 r8:00000002 r7:60000113 r6:eb5add8c r5:853da400 [ 1337.902586][ T32] r4:853da400 [ 1337.902606][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.902647][ T32] r5:853da400 r4:8291a680 [ 1337.902666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.902702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.902743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1337.902764][ T32] r4:00000000 [ 1337.902803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.902862][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.902930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.902995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5780 [ 1337.903021][ T32] r4:00000000 [ 1337.903041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.903105][ T32] r9:83018005 r8:853da400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1337.903150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.903195][ T32] r5:00001000 r4:eb0cb000 [ 1337.903245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.903293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.903356][ T32] r5:854ad78c r4:854ad400 [ 1337.903400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.903464][ T32] r7:dddced80 r6:83018000 r5:854ad78c r4:85438580 [ 1337.903487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.903534][ T32] r10:61c88647 r9:853da400 r8:854385ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.903556][ T32] r4:85438580 [ 1337.903576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.903773][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.904513][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1337.904882][ T32] r4:e0585dc0 ** 9 printk messages dropped ** [ 1337.905374][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1337.905666][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1337.906104][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.906548][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 ** 9 printk messages dropped ** [ 1337.906929][ T32] r5:00001000 r4:eb06f000 ** 2 printk messages dropped ** [ 1337.907082][ T32] r5:8546cb8c r4:8546c800 ** 1 printk messages dropped ** [ 1337.907207][ T32] r7:ddde2d80 r6:83018200 r5:8546cb8c r4:853f7b00 ** 5 printk messages dropped ** [ 1337.907492][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1337.938675][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.939451][ T32] r4:e0585dc0 ** 9 printk messages dropped ** [ 1337.939876][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1337.940155][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 13 printk messages dropped ** [ 1337.940751][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.941187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 ** 12 printk messages dropped ** [ 1337.941762][ T32] r5:8546cf8c r4:8546cc00 ** 2 printk messages dropped ** [ 1337.941854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.942139][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1337.942169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.942225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.942283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.942333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.942366][ T32] r4:853f3400 [ 1337.942618][ T32] INFO: task kworker/1:744:4965 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.942647][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.942747][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.942833][ T32] Call trace: [ 1337.942906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.942959][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.942983][ T32] r4:00000000 [ 1337.943002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.943092][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.943125][ T32] 5d20: a0172000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1337.943155][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.943188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1337.943234][ T32] r5:800f0013 r4:80239bb0 [ 1337.943266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.943315][ T32] r4:82ac21e4 [ 1337.943379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.943433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.943458][ T32] r4:e0585dc0 [ 1337.943498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.943543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1337.943588][ T32] r4:00000000 [ 1337.943611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.943656][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1337.943688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.943734][ T32] r5:00001000 r4:ed2cb000 [ 1337.943753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.943791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.943854][ T32] r5:843adb8c r4:843ad800 [ 1337.943877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.943925][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1337.943946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.944005][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.944057][ T32] r4:84f79100 [ 1337.944079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.944126][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1337.944167][ T32] r4:00000001 [ 1337.944189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.944255][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.944302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.944334][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.944402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.944434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.944518][ T32] r4:84f605c0 [ 1337.944562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.944599][ T32] INFO: task kworker/1:745:4966 blocked for more than 464 seconds. [ 1337.944627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.944650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.944692][ T32] task:kworker/1:745 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.944780][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.944824][ T32] Call trace: [ 1337.944918][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.944987][ T32] r10:8291a684 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:853dbc00 [ 1337.945013][ T32] r4:853dbc00 [ 1337.945034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.945101][ T32] r5:853dbc00 r4:8291a680 [ 1337.945125][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.945179][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.945229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1337.945251][ T32] r4:00000000 [ 1337.945269][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.945310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.945343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.945404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f3840 [ 1337.945429][ T32] r4:00000000 [ 1337.945461][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.945507][ T32] r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.945528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.945591][ T32] r5:00001000 r4:eb0a3000 [ 1337.945614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.945675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.945720][ T32] r5:8546d38c r4:8546d000 [ 1337.945740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.945816][ T32] r7:ddde2d80 r6:83018200 r5:8546d38c r4:853f7d00 [ 1337.945856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.945904][ T32] r10:61c88647 r9:853dbc00 r8:853f7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.945927][ T32] r4:853f7d00 [ 1337.945966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.946014][ T32] r10:00000000 r9:853f7d00 r8:80287e08 r7:eb5a9e60 r6:853f7d80 r5:853dbc00 [ 1337.946038][ T32] r4:00000001 [ 1337.946086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1337.946251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.946854][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.947035][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1337.947358][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.970348][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.970945][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1337.971198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1337.971555][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.971835][ T32] r5:853dc800 r4:8291a680 [ 1337.971857][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.971896][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.971938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1337.971960][ T32] r4:00000000 [ 1337.971980][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.972033][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.972105][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.972153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f3940 [ 1337.972176][ T32] r4:00000000 [ 1337.972196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.972245][ T32] r9:83018205 r8:853dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.972281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.972327][ T32] r5:00001000 r4:eb0b5000 [ 1337.972347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.972414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.972486][ T32] r5:8546d78c r4:8546d400 [ 1337.972510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.972556][ T32] r7:ddde2d80 r6:83018200 r5:8546d78c r4:853f7e00 [ 1337.972605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.972659][ T32] r10:61c88647 r9:853dc800 r8:853f7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.972684][ T32] r4:853f7e00 [ 1337.972703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.972754][ T32] r10:00000000 r9:853f7e00 r8:80287e08 r7:eb565e60 r6:853f7e80 r5:853dc800 [ 1337.972777][ T32] r4:00000001 [ 1337.972796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.972859][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1337.972915][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.972947][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.972975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.973011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.973041][ T32] r4:853f36c0 [ 1337.973472][ T32] INFO: task kworker/1:746:4969 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1337.973505][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.973626][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.973672][ T32] Call trace: [ 1337.973702][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.973788][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1337.973898][ T32] r4:00000000 [ 1337.973922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1337.974028][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 12 printk messages dropped ** [ 1337.974591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.974988][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1337.975230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1337.975965][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1337.976541][ T32] r9:83018205 r8:853dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 8 printk messages dropped ** [ 1337.976954][ T32] r10:61c88647 r9:853dd400 r8:853f7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1337.977698][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1337.999355][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.999751][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1338.000084][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.000289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.000723][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853de000 [ 1338.000746][ T32] r4:853de000 [ 1338.000767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.000836][ T32] r5:853de000 r4:8291a680 [ 1338.000893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.000937][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.000978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1338.001001][ T32] r4:00000000 [ 1338.001052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.001097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.001132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.001172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f3c80 [ 1338.001195][ T32] r4:00000000 [ 1338.001214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.001258][ T32] r9:83018205 r8:853de000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1338.001279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.001337][ T32] r5:00001000 r4:eb15d000 [ 1338.001361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.001401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.001441][ T32] r5:8546df8c r4:8546dc00 [ 1338.001472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.001520][ T32] r7:ddde2d80 r6:83018200 r5:8546df8c r4:85434000 [ 1338.001542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.001587][ T32] r10:61c88647 r9:853de000 r8:8543402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.001610][ T32] r4:85434000 [ 1338.001651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.001706][ T32] r10:00000000 r9:85434000 r8:80287e08 r7:eb5b5e60 r6:85434080 r5:853de000 [ 1338.001731][ T32] r4:00000001 [ 1338.001750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.001784][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1338.001810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.001838][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.001863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.001891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.001939][ T32] r4:853f3980 [ 1338.002414][ T32] INFO: task kworker/1:748:4973 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.002448][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.002504][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.002548][ T32] Call trace: [ 1338.002578][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.002642][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.002708][ T32] r4:00000000 [ 1338.002731][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.002863][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.002896][ T32] 5d20: a06e2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.002942][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.002972][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.003025][ T32] r5:800f0013 r4:80239bb0 [ 1338.003050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.003093][ T32] r4:82ac21e4 [ 1338.003113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.003193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.003251][ T32] r4:e0585dc0 [ 1338.003275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.003316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.003338][ T32] r4:00000000 [ 1338.003392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.003472][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.003498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.003541][ T32] r5:00001000 r4:ed2cb000 [ 1338.003574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.003616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.003658][ T32] r5:843adb8c r4:843ad800 [ 1338.003741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.003793][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.003814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.003859][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.003881][ T32] r4:84f79100 [ 1338.003899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.003944][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1338.004201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.004584][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:8540ec00 ** 11 printk messages dropped ** [ 1338.005001][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.005273][ T32] r5:854ae38c r4:854ae000 ** 3 printk messages dropped ** [ 1338.005406][ T32] r10:61c88647 r9:8540ec00 r8:8543862c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1338.005764][ T32] r4:853f5880 ** 5 printk messages dropped ** [ 1338.006360][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1338.006704][ T32] r4:82ac21e4 [ 1338.006724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.006764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.006786][ T32] r4:e0585dc0 [ 1338.006824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.006868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.006890][ T32] r4:00000000 [ 1338.006911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.006955][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.006976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.007016][ T32] r5:00001000 r4:ed2cb000 [ 1338.007048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.007099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.007226][ T32] r5:843adb8c r4:843ad800 [ 1338.007249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.007298][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.007319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.007366][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.007410][ T32] r4:84f79100 [ 1338.007433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.007479][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.007520][ T32] r4:00000001 [ 1338.007631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.028290][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.028349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.028387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.028414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.028448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.028471][ T32] r4:84f605c0 [ 1338.028497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.028541][ T32] INFO: task kworker/1:749:4976 blocked for more than 464 seconds. [ 1338.028577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.028609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.028634][ T32] task:kworker/1:749 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.028712][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.028777][ T32] Call trace: [ 1338.028811][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.028867][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85408c00 [ 1338.028890][ T32] r4:85408c00 [ 1338.028911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.028972][ T32] r5:85408c00 r4:8291a680 [ 1338.028999][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.029240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.029616][ T32] r5:8546e38c r4:8546e000 [ 1338.029637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.029878][ T32] r4:85434100 ** 6 printk messages dropped ** [ 1338.030270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.030876][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.031313][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1338.031768][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.032219][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1338.032574][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.032687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.033022][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.033408][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1338.033504][ T32] r4:00000000 [ 1338.033524][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.033559][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.033621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.033665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b040 [ 1338.033716][ T32] r4:00000000 [ 1338.033778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.033826][ T32] r9:83018205 r8:84e18000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1338.033848][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.033890][ T32] r5:00001000 r4:eb1d7000 [ 1338.033910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.033948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.034022][ T32] r5:8546eb8c r4:8546e800 [ 1338.034047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.034148][ T32] r7:ddde2d80 r6:83018200 r5:8546eb8c r4:85434180 [ 1338.034173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.034285][ T32] r10:61c88647 r9:84e18000 r8:854341ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.034328][ T32] r4:85434180 [ 1338.034365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.034431][ T32] r10:00000000 r9:85434180 r8:80287e08 r7:eb5c9e60 r6:85438780 r5:84e18000 [ 1338.034458][ T32] r4:00000001 [ 1338.034480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.034515][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) ** 4 printk messages dropped ** [ 1338.034684][ T32] r4:853f3c40 ** 6 printk messages dropped ** [ 1338.035422][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.035622][ T32] r5:800f0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1338.035952][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.036375][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1338.036762][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.037610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1338.067296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.083369][ T32] r5:8546e78c r4:8546e400 ** 1 printk messages dropped ** [ 1338.083528][ T32] r7:ddde2d80 r6:83018200 r5:8546e78c r4:85434200 ** 5 printk messages dropped ** [ 1338.083957][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.084257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.084323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.084396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.084451][ T32] r4:853f3f00 [ 1338.085259][ T32] INFO: task kworker/1:751:4979 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.085340][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.085493][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.085603][ T32] Call trace: [ 1338.085716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.085852][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.085905][ T32] r4:00000000 [ 1338.085956][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.086057][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.086123][ T32] 5d20: a0fa9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.086224][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.086292][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.086351][ T32] r5:800f0013 r4:80239bb0 [ 1338.086405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.086502][ T32] r4:82ac21e4 [ 1338.086554][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.086650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.086703][ T32] r4:e0585dc0 [ 1338.086752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.086846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.086896][ T32] r4:00000000 [ 1338.086947][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.087069][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.087126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.087222][ T32] r5:00001000 r4:ed2cb000 [ 1338.087273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.087363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.087454][ T32] r5:843adb8c r4:843ad800 [ 1338.087500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.087659][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.100058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.100289][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.100355][ T32] r4:84f79100 [ 1338.100404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.100511][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.100592][ T32] r4:00000001 [ 1338.100652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.100739][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.100804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.100872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.101326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1338.102435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.103614][ T32] r5:8546ef8c r4:8546ec00 [ 1338.103757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.104117][ T32] r4:85434280 ** 6 printk messages dropped ** [ 1338.104708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.106563][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1338.107209][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1338.127015][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1338.127294][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.128423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.129045][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.129100][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:84e1b000 [ 1338.129124][ T32] r4:84e1b000 [ 1338.129144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.129186][ T32] r5:84e1b000 r4:8291a680 [ 1338.129206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.129243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.129285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1338.129307][ T32] r4:00000000 [ 1338.129327][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.129373][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.129417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.129459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b740 [ 1338.129483][ T32] r4:00000000 [ 1338.129502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.129547][ T32] r9:83018205 r8:84e1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1338.129569][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.129623][ T32] r5:00001000 r4:eb313000 [ 1338.129647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.129703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.129749][ T32] r5:8546fb8c r4:8546f800 [ 1338.129812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.129863][ T32] r7:ddde2d80 r6:83018200 r5:8546fb8c r4:85434300 [ 1338.129912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.129963][ T32] r10:61c88647 r9:84e1b000 r8:8543432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.129985][ T32] r4:85434300 [ 1338.130005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.130058][ T32] r10:00000000 r9:85434300 r8:80287e08 r7:eb5d9e60 r6:85438900 r5:84e1b000 [ 1338.130081][ T32] r4:00000001 [ 1338.130137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.130176][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1338.130236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.130265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.130292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.130322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.130357][ T32] r4:8543b180 [ 1338.130784][ T32] INFO: task kworker/1:753:4984 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.130844][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.131238][ T32] r5:800f0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1338.131730][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1338.131985][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.132374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1338.132959][ T32] r4:84e1bc00 ** 5 printk messages dropped ** [ 1338.133235][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.133533][ T32] r5:00001000 r4:eb229000 ** 2 printk messages dropped ** [ 1338.133660][ T32] r5:8546f38c r4:8546f000 ** 6 printk messages dropped ** [ 1338.133941][ T32] r10:00000000 r9:85434380 r8:80287e08 r7:eb5dde60 r6:85438980 r5:84e1bc00 ** 10 printk messages dropped ** [ 1338.134579][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.134923][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1338.135171][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1338.135455][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1338.135762][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1338.135849][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1338.136046][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1338.136176][ T32] task:kworker/1:755 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.136692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1338.136988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.137106][ T32] r5:8546f78c r4:8546f400 ** 4 printk messages dropped ** [ 1338.137287][ T32] r4:85434400 ** 4 printk messages dropped ** [ 1338.137423][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) ** 6 printk messages dropped ** [ 1338.162112][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.162426][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.162487][ T32] r4:00000000 [ 1338.162512][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.162581][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.162639][ T32] 5d20: a15f5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.162672][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.162697][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.162722][ T32] r5:800f0013 r4:80239bb0 [ 1338.162743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.162786][ T32] r4:82ac21e4 [ 1338.162835][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.162893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.162973][ T32] r4:e0585dc0 [ 1338.162998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.163050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.163074][ T32] r4:00000000 [ 1338.163094][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.163141][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.163183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.163231][ T32] r5:00001000 r4:ed2cb000 [ 1338.163252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.163292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.163335][ T32] r5:843adb8c r4:843ad800 [ 1338.163385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.163437][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.163472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.163523][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.163575][ T32] r4:84f79100 [ 1338.163598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.163645][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.163694][ T32] r4:00000001 [ 1338.163771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.163811][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.163839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.163867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.163893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.163922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.164010][ T32] r4:84f605c0 [ 1338.164041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.164080][ T32] INFO: task kworker/1:756:4989 blocked for more than 464 seconds. [ 1338.164114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.164139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.164160][ T32] task:kworker/1:756 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.164206][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.164247][ T32] Call trace: [ 1338.164278][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.164324][ T32] r10:8291a684 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:84e1e000 [ 1338.164347][ T32] r4:84e1e000 [ 1338.164367][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.164435][ T32] r5:84e1e000 r4:8291a680 [ 1338.164459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.164509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.164555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1338.164578][ T32] r4:00000000 [ 1338.164599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.164657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.164695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.164736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b980 [ 1338.164759][ T32] r4:00000000 [ 1338.164779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.164822][ T32] r9:83018205 r8:84e1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.164844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.164908][ T32] r5:00001000 r4:e8987000 [ 1338.164939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.164978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.165026][ T32] r5:85474f8c r4:85474c00 [ 1338.165047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.165093][ T32] r7:ddde2d80 r6:83018200 r5:85474f8c r4:85434480 [ 1338.165141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.165193][ T32] r10:61c88647 r9:84e1e000 r8:854344ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.165215][ T32] r4:85434480 [ 1338.165234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.165289][ T32] r10:00000000 r9:85434480 r8:80287e08 r7:eb5dde60 r6:85438a80 r5:84e1e000 [ 1338.165316][ T32] r4:00000001 [ 1338.165338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.165398][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1338.165428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.165458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.165484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.165545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.165577][ T32] r4:8543b5c0 [ 1338.165847][ T32] INFO: task kworker/1:756:4989 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 1 printk messages dropped ** [ 1338.165935][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.166322][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1338.166650][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.166865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.167161][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.167444][ T32] INFO: task kworker/1:757:4990 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1338.185186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1338.185663][ T32] r9:83018205 r8:84e1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 4 printk messages dropped ** [ 1338.185879][ T32] r5:8546ff8c r4:8546fc00 ** 4 printk messages dropped ** [ 1338.186073][ T32] r4:85434500 ** 4 printk messages dropped ** [ 1338.186282][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) ** 10 printk messages dropped ** [ 1338.187242][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1338.187548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1338.195938][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1338.196227][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.196344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.196762][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.196979][ T32] r5:84e1c800 r4:8291a680 [ 1338.197000][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.197050][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.197093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1338.197116][ T32] r4:00000000 [ 1338.197154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.197192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.197228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.197288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ba00 [ 1338.197345][ T32] r4:00000000 [ 1338.197368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.197412][ T32] r9:83018205 r8:84e1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1338.197435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.197476][ T32] r5:00001000 r4:dfdc1000 [ 1338.197495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.197534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.210111][ T32] r5:8547438c r4:85474000 [ 1338.210250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.210329][ T32] r7:ddde2d80 r6:83018200 r5:8547438c r4:85434580 [ 1338.210354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.210403][ T32] r10:61c88647 r9:84e1c800 r8:854345ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.210427][ T32] r4:85434580 [ 1338.210459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.210540][ T32] r10:00000000 r9:85434580 r8:80287e08 r7:eb5ede60 r6:85438b80 r5:84e1c800 [ 1338.210581][ T32] r4:00000001 [ 1338.210606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.210672][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1338.210706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.210775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.210806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.210862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.210916][ T32] r4:8543b900 [ 1338.211364][ T32] INFO: task kworker/1:758:4994 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.211400][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.211490][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.211574][ T32] Call trace: [ 1338.211611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.211692][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.211761][ T32] r4:00000000 [ 1338.211786][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.211829][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1338.211907][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 13 printk messages dropped ** [ 1338.212590][ T32] r5:00001000 r4:ed2cb000 ** 9 printk messages dropped ** [ 1338.212968][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1338.213379][ T32] INFO: task kworker/1:759:4997 blocked for more than 464 seconds. ** 11 printk messages dropped ** [ 1338.213765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.214285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.214517][ T32] r10:61c88647 r9:84e19800 r8:8543462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.214852][ T32] r4:8543bb00 ** 6 printk messages dropped ** [ 1338.215397][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.215951][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1338.216352][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 11 printk messages dropped ** [ 1338.217296][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1338.238440][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1338.238578][ T32] task:kworker/0:175 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.239241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d280 ** 7 printk messages dropped ** [ 1338.239571][ T32] r5:854aef8c r4:854aec00 [ 1338.239591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1338.239813][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1338.240062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.240117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.240144][ T32] r4:85445140 [ 1338.240575][ T32] INFO: task kworker/0:175:5001 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.240648][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.240743][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.240787][ T32] Call trace: [ 1338.240816][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.240865][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.240901][ T32] r4:00000000 [ 1338.240924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.240964][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.241008][ T32] 5d20: a226d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.241046][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.241071][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.241095][ T32] r5:800f0013 r4:80239bb0 [ 1338.241117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.241171][ T32] r4:82ac21e4 [ 1338.241195][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.241238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.241260][ T32] r4:e0585dc0 [ 1338.241279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.241319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.241342][ T32] r4:00000000 [ 1338.241362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.241406][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.241441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.241488][ T32] r5:00001000 r4:ed2cb000 [ 1338.241533][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.241576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241670][ T32] r5:843adb8c r4:843ad800 [ 1338.241694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.241743][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.241764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.241809][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.241830][ T32] r4:84f79100 [ 1338.241849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.241894][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.241917][ T32] r4:00000001 [ 1338.241936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.241971][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.241999][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.242036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.242114][ T32] r4:84f605c0 [ 1338.242134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.242160][ T32] INFO: task kworker/0:176:5002 blocked for more than 464 seconds. [ 1338.242218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.242249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.242270][ T32] task:kworker/0:176 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242317][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.242359][ T32] Call trace: [ 1338.242402][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.242464][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000013 r6:eb4b5d8c r5:85420c00 [ 1338.242491][ T32] r4:85420c00 [ 1338.242513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.242556][ T32] r5:85420c00 r4:8291a680 [ 1338.242577][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.242614][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.242655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1338.242677][ T32] r4:00000000 [ 1338.242717][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.242781][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.242820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1338.242992][ T32] r9:83018005 r8:85420c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1338.243163][ T32] r5:854ae78c r4:854ae400 ** 3 printk messages dropped ** [ 1338.243298][ T32] r10:61c88647 r9:85420c00 r8:85438dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.243627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.244205][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.244345][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 11 printk messages dropped ** [ 1338.244707][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 11 printk messages dropped ** [ 1338.245173][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1338.245461][ T32] INFO: task kworker/0:177:5003 blocked for more than 464 seconds. ** 8 printk messages dropped ** [ 1338.245783][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1338.246166][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.246519][ T32] r5:854aeb8c r4:854ae800 ** 1 printk messages dropped ** [ 1338.246585][ T32] r7:dddced80 r6:83018000 r5:854aeb8c r4:85438e80 ** 1 printk messages dropped ** [ 1338.246680][ T32] r10:61c88647 r9:85421800 r8:85438eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.246703][ T32] r4:85438e80 [ 1338.246722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.246766][ T32] r10:00000000 r9:85438e80 r8:80287e08 r7:eb4c1e60 r6:85438f00 r5:85421800 [ 1338.246790][ T32] r4:00000001 [ 1338.246808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.246844][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1338.246870][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.246899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.246962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.246996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.247026][ T32] r4:85445140 [ 1338.247288][ T32] INFO: task kworker/0:177:5003 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.247322][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.247376][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.247419][ T32] Call trace: [ 1338.247450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.247499][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.247521][ T32] r4:00000000 [ 1338.247540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.265919][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.265996][ T32] 5d20: a240e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.266056][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.266087][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.266118][ T32] r5:800f0013 r4:80239bb0 [ 1338.266141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.266266][ T32] r4:82ac21e4 [ 1338.266305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.266368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.266395][ T32] r4:e0585dc0 [ 1338.266427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.266473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.266496][ T32] r4:00000000 [ 1338.266517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.266576][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.266603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.266651][ T32] r5:00001000 r4:ed2cb000 [ 1338.266672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.266739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.266788][ T32] r5:843adb8c r4:843ad800 [ 1338.266834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.266885][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.266936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.267015][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.267052][ T32] r4:84f79100 [ 1338.267100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.267176][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.267203][ T32] r4:00000001 [ 1338.267224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.267267][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.267297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.267357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.280709][ T32] task:kworker/1:760 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.281378][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.282160][ T32] r5:85474b8c r4:85474800 [ 1338.282211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.282362][ T32] r4:85434680 ** 7 printk messages dropped ** [ 1338.282810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.283676][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.283909][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1338.284250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1338.284645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.284909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.285287][ T32] task:kworker/1:761 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1338.285770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.286144][ T32] r5:8547538c r4:85475000 [ 1338.286163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1338.286525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.287082][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.287394][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1338.302713][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.303135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.303181][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.303203][ T32] r4:84f79100 [ 1338.303223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.303268][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.303291][ T32] r4:00000001 [ 1338.303312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.303350][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.303380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.303452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.303484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.303531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.303733][ T32] r4:84f605c0 [ 1338.303761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.303792][ T32] INFO: task kworker/1:762:5008 blocked for more than 464 seconds. [ 1338.303825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.303852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.303875][ T32] task:kworker/1:762 state:D stack:0 pid:5008 tgid:5008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.303959][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.304027][ T32] Call trace: [ 1338.304067][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.304124][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:85423c00 [ 1338.304148][ T32] r4:85423c00 [ 1338.304168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.304211][ T32] r5:85423c00 r4:8291a680 [ 1338.304232][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.304271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.304314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1338.304336][ T32] r4:00000000 [ 1338.304369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.304408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.304443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.304485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a040 [ 1338.304508][ T32] r4:00000000 [ 1338.304529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.304574][ T32] r9:83018205 r8:85423c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.304596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.304637][ T32] r5:00001000 r4:eabaf000 [ 1338.304658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.304698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.304741][ T32] r5:8547578c r4:85475400 [ 1338.304761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.304807][ T32] r7:ddde2d80 r6:83018200 r5:8547578c r4:85434780 [ 1338.304828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.304875][ T32] r10:61c88647 r9:85423c00 r8:854347ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.304898][ T32] r4:85434780 [ 1338.304919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.304964][ T32] r10:00000000 r9:85434780 r8:80287e08 r7:eb509e60 r6:8543d080 r5:85423c00 [ 1338.304986][ T32] r4:00000001 [ 1338.305022][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.305067][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1338.305095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.305124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.305152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.305676][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.306708][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.307029][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.307381][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1338.320948][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1338.321259][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1338.321544][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.322013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 ** 9 printk messages dropped ** [ 1338.322362][ T32] r5:00001000 r4:eac43000 ** 2 printk messages dropped ** [ 1338.322463][ T32] r5:8547638c r4:85476000 ** 4 printk messages dropped ** [ 1338.322618][ T32] r4:85434800 ** 7 printk messages dropped ** [ 1338.323079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.323955][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1338.324307][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1338.324559][ T32] r5:00001000 r4:ed2cb000 ** 9 printk messages dropped ** [ 1338.324981][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 10 printk messages dropped ** [ 1338.325368][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.325621][ T32] r4:85425400 ** 3 printk messages dropped ** [ 1338.325761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.325992][ T32] r4:00000000 [ 1338.326011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.326062][ T32] r9:83018205 r8:85425400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.326086][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.326162][ T32] r5:00001000 r4:eabdb000 [ 1338.326210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.326257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.326299][ T32] r5:85475b8c r4:85475800 [ 1338.326319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.326364][ T32] r7:ddde2d80 r6:83018200 r5:85475b8c r4:85434880 [ 1338.326384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.326431][ T32] r10:61c88647 r9:85425400 r8:854348ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.326454][ T32] r4:85434880 [ 1338.326473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.326518][ T32] r10:00000000 r9:85434880 r8:80287e08 r7:eb5f9e60 r6:8543d180 r5:85425400 [ 1338.326540][ T32] r4:00000001 [ 1338.326561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.326595][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1338.326634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.326667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.326793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.326826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.326849][ T32] r4:8543a240 [ 1338.327108][ T32] INFO: task kworker/1:764:5013 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.327140][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.327195][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.327310][ T32] Call trace: [ 1338.327345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.327393][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.327446][ T32] r4:00000000 [ 1338.327470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.327639][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.350553][ T32] 5d20: a305b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.350612][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.350640][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.350669][ T32] r5:800f0013 r4:80239bb0 [ 1338.350693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.350852][ T32] r4:82ac21e4 [ 1338.350878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.350924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.350979][ T32] r4:e0585dc0 [ 1338.351004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.351057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.351080][ T32] r4:00000000 [ 1338.351100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.351146][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.351183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.351234][ T32] r5:00001000 r4:ed2cb000 [ 1338.351255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.351295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.351336][ T32] r5:843adb8c r4:843ad800 [ 1338.351357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.351404][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.351425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.351503][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.351568][ T32] r4:84f79100 [ 1338.351592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.351640][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.351664][ T32] r4:00000001 [ 1338.351683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.351767][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.351797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.351826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.351853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.351881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.351902][ T32] r4:84f605c0 [ 1338.351925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.351954][ T32] INFO: task kworker/1:765:5014 blocked for more than 464 seconds. [ 1338.352140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.352171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.352194][ T32] task:kworker/1:765 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.352252][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.352297][ T32] Call trace: [ 1338.352329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.352382][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:85426000 [ 1338.352406][ T32] r4:85426000 [ 1338.352427][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.352469][ T32] r5:85426000 r4:8291a680 [ 1338.352489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.352528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.352570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1338.352592][ T32] r4:00000000 [ 1338.352611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.352644][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.352677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.352749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a500 [ 1338.352788][ T32] r4:00000000 [ 1338.352811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.352858][ T32] r9:83018205 r8:85426000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1338.352880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.352921][ T32] r5:00001000 r4:eac03000 [ 1338.352940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.352978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.353041][ T32] r5:85475f8c r4:85475c00 [ 1338.353063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.353108][ T32] r7:ddde2d80 r6:83018200 r5:85475f8c r4:85434900 [ 1338.353130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.353178][ T32] r10:61c88647 r9:85426000 r8:8543492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.353201][ T32] r4:85434900 [ 1338.353285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.353335][ T32] r10:00000000 r9:85434900 r8:80287e08 r7:eb5f9e60 r6:8543d200 r5:85426000 [ 1338.353357][ T32] r4:00000001 [ 1338.353383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.353420][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1338.353446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.353663][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.353695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.353725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.353747][ T32] r4:8543a1c0 [ 1338.354180][ T32] INFO: task kworker/1:765:5014 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.354242][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1338.354617][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1338.354819][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1338.354966][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.355034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1338.355139][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.355481][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1338.355589][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1338.355882][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.356095][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.356157][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1338.356296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1338.356418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1338.356568][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.356831][ T32] r5:84e29800 r4:8291a680 ** 2 printk messages dropped ** [ 1338.356953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 ** 3 printk messages dropped ** [ 1338.357082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1338.357258][ T32] r9:83018205 r8:84e29800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1338.374921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.374978][ T32] r5:8547678c r4:85476400 [ 1338.375002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.375061][ T32] r7:ddde2d80 r6:83018200 r5:8547678c r4:85434980 [ 1338.375148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.375200][ T32] r10:61c88647 r9:84e29800 r8:854349ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.375223][ T32] r4:85434980 [ 1338.375243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.375358][ T32] r10:00000000 r9:85434980 r8:80287e08 r7:eb5f9e60 r6:8543d280 r5:84e29800 [ 1338.375385][ T32] r4:00000001 [ 1338.375406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.375446][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1338.375582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.375614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.375641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.375670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.375900][ T32] r4:8543a440 [ 1338.376387][ T32] INFO: task kworker/1:766:5018 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.376425][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.376714][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.376818][ T32] Call trace: [ 1338.377034][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.377093][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.377249][ T32] r4:00000000 [ 1338.377359][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.377604][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.391907][ T32] 5d20: a3531000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.391964][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.391998][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.392050][ T32] r5:800f0013 r4:80239bb0 [ 1338.392077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.392141][ T32] r4:82ac21e4 [ 1338.392162][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.392205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.392228][ T32] r4:e0585dc0 [ 1338.392248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.392289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.392311][ T32] r4:00000000 [ 1338.392330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.392388][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.392414][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.392459][ T32] r5:00001000 r4:ed2cb000 [ 1338.392480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.392682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.392730][ T32] r5:843adb8c r4:843ad800 [ 1338.392886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.393126][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.393154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.393203][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.393227][ T32] r4:84f79100 [ 1338.393247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.393293][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.393316][ T32] r4:00000001 [ 1338.393335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.393372][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.393399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.393427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.393578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.393611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.393844][ T32] r4:84f605c0 [ 1338.393872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.393916][ T32] INFO: task kworker/1:767:5019 blocked for more than 464 seconds. [ 1338.393951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.393975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.393997][ T32] task:kworker/1:767 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.394082][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.394133][ T32] Call trace: [ 1338.394212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.394293][ T32] r10:8291a684 r9:eb619d84 r8:00000002 r7:60000013 r6:eb619d8c r5:84e2a400 [ 1338.394319][ T32] r4:84e2a400 [ 1338.394366][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.394413][ T32] r5:84e2a400 r4:8291a680 [ 1338.394486][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.394529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.394571][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 [ 1338.394593][ T32] r4:00000000 [ 1338.394613][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.394649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.394834][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.394944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ac40 [ 1338.394970][ T32] r4:00000000 [ 1338.394989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.395042][ T32] r9:83018205 r8:84e2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1338.395064][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.395106][ T32] r5:00001000 r4:eb3ab000 [ 1338.395153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.395395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.395594][ T32] r5:8547778c r4:85477400 [ 1338.395618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.395949][ T32] r7:ddde2d80 r6:83018200 r5:8547778c r4:85434a00 [ 1338.395979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.396034][ T32] r10:61c88647 r9:84e2a400 r8:85434a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.396058][ T32] r4:85434a00 [ 1338.396277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.396620][ T32] r10:00000000 r9:85434a00 r8:80287e08 r7:eb615e60 r6:8543d300 r5:84e2a400 [ 1338.396742][ T32] r4:00000001 [ 1338.396767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.396916][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1338.396947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.396975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.397060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.397179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.397205][ T32] r4:8543a640 [ 1338.421834][ T32] INFO: task kworker/1:767:5019 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.422008][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.422174][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.422346][ T32] Call trace: [ 1338.422417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.422551][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.422611][ T32] r4:00000000 [ 1338.422658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.422743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.422813][ T32] 5d20: a369b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.422877][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.422930][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.423046][ T32] r5:800f0013 r4:80239bb0 [ 1338.423104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.423193][ T32] r4:82ac21e4 [ 1338.423237][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.423387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.423454][ T32] r4:e0585dc0 [ 1338.423501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.423591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.423638][ T32] r4:00000000 [ 1338.423681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.423804][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.423891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.423984][ T32] r5:00001000 r4:ed2cb000 [ 1338.424063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.424152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.424240][ T32] r5:843adb8c r4:843ad800 [ 1338.424291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.424417][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.424473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.424571][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.424622][ T32] r4:84f79100 [ 1338.424663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.424751][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.424818][ T32] r4:00000001 [ 1338.424897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.424982][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.425047][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.425103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.425188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.425247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.425298][ T32] r4:84f605c0 [ 1338.425343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.425400][ T32] INFO: task kworker/1:768:5020 blocked for more than 464 seconds. [ 1338.425467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.425516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.425559][ T32] task:kworker/1:768 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.425649][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.425776][ T32] Call trace: [ 1338.425848][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.425939][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000013 r6:eb61dd8c r5:84e28000 [ 1338.425986][ T32] r4:84e28000 [ 1338.426042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.426162][ T32] r5:84e28000 r4:8291a680 [ 1338.426242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.426327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.426412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 1338.426467][ T32] r4:00000000 [ 1338.426511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.426587][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.426657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.426736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a840 [ 1338.426780][ T32] r4:00000000 [ 1338.426825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.426942][ T32] r9:83018205 r8:84e28000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.427005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.427106][ T32] r5:00001000 r4:eae3d000 [ 1338.427145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.427218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.427299][ T32] r5:85476b8c r4:85476800 [ 1338.427339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.427470][ T32] r7:ddde2d80 r6:83018200 r5:85476b8c r4:85434a80 [ 1338.427661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.441867][ T32] r10:61c88647 r9:84e28000 r8:85434aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.441995][ T32] r4:85434a80 [ 1338.442030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.442102][ T32] r10:00000000 r9:85434a80 r8:80287e08 r7:eb619e60 r6:8543d380 r5:84e28000 [ 1338.442126][ T32] r4:00000001 [ 1338.442147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.442238][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1338.442278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.442308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.442334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.442363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.442414][ T32] r4:8543a580 [ 1338.442845][ T32] INFO: task kworker/1:768:5020 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.442878][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.443037][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.443088][ T32] Call trace: [ 1338.443148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.443202][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.443225][ T32] r4:00000000 [ 1338.443265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.443319][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.443352][ T32] 5d20: a392d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.443380][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.443425][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.443479][ T32] r5:800f0013 r4:80239bb0 [ 1338.443530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.443617][ T32] r4:82ac21e4 [ 1338.443641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.443685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.443706][ T32] r4:e0585dc0 [ 1338.443726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.443765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.443819][ T32] r4:00000000 [ 1338.443863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.443913][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.443935][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.444000][ T32] r5:00001000 r4:ed2cb000 [ 1338.444044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.444108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.444154][ T32] r5:843adb8c r4:843ad800 [ 1338.444194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.444244][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.444265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.444323][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.444351][ T32] r4:84f79100 [ 1338.444387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.444511][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.444538][ T32] r4:00000001 [ 1338.444585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.444645][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.444675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.444703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.444801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.444862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.444886][ T32] r4:84f605c0 [ 1338.444908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.444937][ T32] INFO: task kworker/1:769:5022 blocked for more than 464 seconds. [ 1338.444970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.444994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.445015][ T32] task:kworker/1:769 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.445089][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.445144][ T32] Call trace: [ 1338.445244][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.445292][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000113 r6:eb4c9d8c r5:853dec00 [ 1338.445315][ T32] r4:853dec00 [ 1338.445335][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.445411][ T32] r5:853dec00 r4:8291a680 [ 1338.445512][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.445556][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.445623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1338.445648][ T32] r4:00000000 [ 1338.445668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.445703][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.445791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.445836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a980 [ 1338.445858][ T32] r4:00000000 [ 1338.445931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.445979][ T32] r9:83018205 r8:853dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.446001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.446052][ T32] r5:00001000 r4:eae75000 [ 1338.446101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.446145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.446215][ T32] r5:85476f8c r4:85476c00 [ 1338.446240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.446290][ T32] r7:ddde2d80 r6:83018200 r5:85476f8c r4:85434b00 [ 1338.446311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.446385][ T32] r10:61c88647 r9:853dec00 r8:85434b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.446439][ T32] r4:85434b00 [ 1338.446461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.446526][ T32] r10:00000000 r9:85434b00 r8:80287e08 r7:eb619e60 r6:85434b80 r5:853dec00 [ 1338.446553][ T32] r4:00000001 [ 1338.446574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.446671][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 1338.446701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.446729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.446767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.446799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.446823][ T32] r4:8543a640 [ 1338.447175][ T32] INFO: task kworker/1:769:5022 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.447244][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.447354][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.447440][ T32] Call trace: [ 1338.447499][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.466099][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.466267][ T32] r4:00000000 [ 1338.466348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.466482][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.466611][ T32] 5d20: a3c04000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.466734][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.466805][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.466857][ T32] r5:800f0013 r4:80239bb0 [ 1338.466901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.467016][ T32] r4:82ac21e4 [ 1338.467185][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.467275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.467322][ T32] r4:e0585dc0 [ 1338.467362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.467444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.467490][ T32] r4:00000000 [ 1338.467532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.473075][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.473149][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.473270][ T32] r5:00001000 r4:ed2cb000 [ 1338.473392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.473487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.473592][ T32] r5:843adb8c r4:843ad800 [ 1338.473647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.473785][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.473850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.473950][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.473998][ T32] r4:84f79100 [ 1338.474072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.474181][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.474257][ T32] r4:00000001 [ 1338.474465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.474554][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.474637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.474731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.474797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.474861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.474953][ T32] r4:84f605c0 [ 1338.475011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.475082][ T32] INFO: task kworker/1:770:5024 blocked for more than 464 seconds. [ 1338.475150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.475201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.475247][ T32] task:kworker/1:770 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.475363][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.475455][ T32] Call trace: [ 1338.475521][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.475654][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:853d8000 [ 1338.475710][ T32] r4:853d8000 [ 1338.475780][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.475884][ T32] r5:853d8000 r4:8291a680 [ 1338.475931][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.476011][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.476111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1338.476162][ T32] r4:00000000 [ 1338.476205][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.476278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.476349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.476425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543aac0 [ 1338.476485][ T32] r4:00000000 [ 1338.476527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.476694][ T32] r9:83018205 r8:853d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1338.476752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.476887][ T32] r5:00001000 r4:eb291000 [ 1338.476935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.477049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.477209][ T32] r5:8547738c r4:85477000 [ 1338.477315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.477415][ T32] r7:ddde2d80 r6:83018200 r5:8547738c r4:85434c00 [ 1338.477475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.477570][ T32] r10:61c88647 r9:853d8000 r8:85434c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.495817][ T32] r4:85434c00 [ 1338.495925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.496101][ T32] r10:00000000 r9:85434c00 r8:80287e08 r7:eb619e60 r6:85434c80 r5:853d8000 [ 1338.496220][ T32] r4:00000001 [ 1338.496298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.496383][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1338.496489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.496586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.496649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.496716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.496765][ T32] r4:8543aa00 [ 1338.497491][ T32] INFO: task kworker/1:770:5024 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.497700][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.512325][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.512460][ T32] Call trace: [ 1338.512526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.512629][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.512727][ T32] r4:00000000 [ 1338.512779][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.512938][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.513025][ T32] 5d20: a3f55000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.513092][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.513175][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.513298][ T32] r5:800f0013 r4:80239bb0 [ 1338.513351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.513438][ T32] r4:82ac21e4 [ 1338.513482][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.513625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.513682][ T32] r4:e0585dc0 [ 1338.513743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.513835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.513884][ T32] r4:00000000 [ 1338.513967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.514170][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.514485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.514600][ T32] r5:00001000 r4:ed2cb000 [ 1338.514652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.514733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.514956][ T32] r5:843adb8c r4:843ad800 [ 1338.515012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.515117][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.515164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.515258][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.515307][ T32] r4:84f79100 [ 1338.515393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.515587][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.515650][ T32] r4:00000001 [ 1338.515938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.516117][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.516173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.516229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.516290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.516354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.516427][ T32] r4:84f605c0 [ 1338.516515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.516655][ T32] INFO: task kworker/1:771:5027 blocked for more than 465 seconds. [ 1338.516732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.516784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.516974][ T32] task:kworker/1:771 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.517117][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.517200][ T32] Call trace: [ 1338.517261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.517350][ T32] r10:8291a684 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:8540e000 [ 1338.517398][ T32] r4:8540e000 [ 1338.517440][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.517523][ T32] r5:8540e000 r4:8291a680 [ 1338.517640][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.530958][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.531058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1338.531085][ T32] r4:00000000 [ 1338.531106][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.531141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.531180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.531221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543af80 [ 1338.531341][ T32] r4:00000000 [ 1338.531366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.531415][ T32] r9:83018205 r8:8540e000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.531437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.531481][ T32] r5:00001000 r4:eb3db000 [ 1338.531527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.531571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.531638][ T32] r5:85477f8c r4:85477c00 [ 1338.531683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.531733][ T32] r7:ddde2d80 r6:83018200 r5:85477f8c r4:85434d00 [ 1338.531755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.531801][ T32] r10:61c88647 r9:8540e000 r8:85434d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.531823][ T32] r4:85434d00 [ 1338.531842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.531887][ T32] r10:00000000 r9:85434d00 r8:80287e08 r7:eb619e60 r6:85434d80 r5:8540e000 [ 1338.531909][ T32] r4:00000001 [ 1338.531928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532007][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1338.532048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.532105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.532162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.532194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.532258][ T32] r4:8543aa40 [ 1338.532743][ T32] INFO: task kworker/1:771:5027 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.532874][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.532946][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.532998][ T32] Call trace: [ 1338.533053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.533105][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.533128][ T32] r4:00000000 [ 1338.533148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.533187][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.533244][ T32] 5d20: a41c3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.533277][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.533303][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.533467][ T32] r5:800f0013 r4:80239bb0 [ 1338.533519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.533564][ T32] r4:82ac21e4 [ 1338.533596][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.533660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.533685][ T32] r4:e0585dc0 [ 1338.533713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.533784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.533883][ T32] r4:00000000 [ 1338.533906][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.533951][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.534015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.534097][ T32] r5:00001000 r4:ed2cb000 [ 1338.534146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.534285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.534332][ T32] r5:843adb8c r4:843ad800 [ 1338.534352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.534498][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.534523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.534597][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.534643][ T32] r4:84f79100 [ 1338.534665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.534770][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.534848][ T32] r4:00000001 [ 1338.534869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.534905][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.534960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.534991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.535048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.535080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.535158][ T32] r4:84f605c0 [ 1338.535181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.535210][ T32] INFO: task kworker/1:772:5028 blocked for more than 465 seconds. [ 1338.535242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.535266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.535287][ T32] task:kworker/1:772 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.535356][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.535436][ T32] Call trace: [ 1338.535470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.535517][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84efd400 [ 1338.535540][ T32] r4:84efd400 [ 1338.535559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.535601][ T32] r5:84efd400 r4:8291a680 [ 1338.535620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.535657][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.535698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1338.535740][ T32] r4:00000000 [ 1338.535789][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.535828][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.535863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.535902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ad80 [ 1338.535924][ T32] r4:00000000 [ 1338.535943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.535986][ T32] r9:83018205 r8:84efd400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1338.536008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.536061][ T32] r5:00001000 r4:eb3c7000 [ 1338.536081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.536162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.536209][ T32] r5:85477b8c r4:85477800 [ 1338.536229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.536299][ T32] r7:ddde2d80 r6:83018200 r5:85477b8c r4:85434e00 [ 1338.536324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.536405][ T32] r10:61c88647 r9:84efd400 r8:85434e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.536431][ T32] r4:85434e00 [ 1338.536451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.536498][ T32] r10:00000000 r9:85434e00 r8:80287e08 r7:eb625e60 r6:85434e80 r5:84efd400 [ 1338.536520][ T32] r4:00000001 [ 1338.536539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.536573][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1338.536598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.536626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.536651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.536679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.536747][ T32] r4:8543aa40 [ 1338.537033][ T32] INFO: task kworker/1:772:5028 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.537104][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.537232][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.537353][ T32] Call trace: [ 1338.537415][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.537514][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.537596][ T32] r4:00000000 [ 1338.557148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.557236][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.557271][ T32] 5d20: a46cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.557302][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.557353][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.557411][ T32] r5:800f0013 r4:80239bb0 [ 1338.557436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.557481][ T32] r4:82ac21e4 [ 1338.557501][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.557578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.558251][ T32] r4:e0585dc0 [ 1338.558301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.558378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.558405][ T32] r4:00000000 [ 1338.558426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.558473][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.558494][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.558538][ T32] r5:00001000 r4:ed2cb000 [ 1338.558558][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.558597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.558639][ T32] r5:843adb8c r4:843ad800 [ 1338.558661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.558708][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.558743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.558832][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.558902][ T32] r4:84f79100 [ 1338.558926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.558973][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.558995][ T32] r4:00000001 [ 1338.559015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.559061][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.559091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.559121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.559146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.559175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.559213][ T32] r4:84f605c0 [ 1338.559239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.559269][ T32] INFO: task kworker/1:773:5031 blocked for more than 465 seconds. [ 1338.559303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.559328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.559350][ T32] task:kworker/1:773 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.559407][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.559489][ T32] Call trace: [ 1338.559547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.559620][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:853d0000 [ 1338.559707][ T32] r4:853d0000 [ 1338.559793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.559866][ T32] r5:853d0000 r4:8291a680 [ 1338.559889][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.559963][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.560009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1338.560039][ T32] r4:00000000 [ 1338.560088][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.560127][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.560163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.560205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f3f40 [ 1338.560229][ T32] r4:00000000 [ 1338.560248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.560290][ T32] r9:83018205 r8:853d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1338.560311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.560373][ T32] r5:00001000 r4:eb419000 [ 1338.560397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.560436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.560514][ T32] r5:8547838c r4:85478000 [ 1338.560537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.560672][ T32] r7:ddde2d80 r6:83018200 r5:8547838c r4:85434f00 [ 1338.560697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.560745][ T32] r10:61c88647 r9:853d0000 r8:85434f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.560769][ T32] r4:85434f00 [ 1338.560818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.560866][ T32] r10:00000000 r9:85434f00 r8:80287e08 r7:eb625e60 r6:85434f80 r5:853d0000 [ 1338.560910][ T32] r4:00000001 [ 1338.560939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.561056][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1338.561108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.561148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.561177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.561228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.561328][ T32] r4:8543af40 [ 1338.561760][ T32] INFO: task kworker/1:773:5031 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.561810][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.561951][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.561999][ T32] Call trace: [ 1338.562047][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.562098][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.562122][ T32] r4:00000000 [ 1338.562140][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.562218][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.562252][ T32] 5d20: a46cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.562293][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.562321][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.562362][ T32] r5:800f0013 r4:80239bb0 [ 1338.562412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.562480][ T32] r4:82ac21e4 [ 1338.562503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.562621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.562647][ T32] r4:e0585dc0 [ 1338.562688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.562800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.562896][ T32] r4:00000000 [ 1338.562919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.562964][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.562985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.563109][ T32] r5:00001000 r4:ed2cb000 [ 1338.563133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.563203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.563275][ T32] r5:843adb8c r4:843ad800 [ 1338.563300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.563397][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.563422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.563489][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.563538][ T32] r4:84f79100 [ 1338.563564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.563654][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.563694][ T32] r4:00000001 [ 1338.563715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.563750][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.563777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.563862][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.563938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.564028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.564054][ T32] r4:84f605c0 [ 1338.564103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.564180][ T32] INFO: task kworker/1:774:5033 blocked for more than 465 seconds. [ 1338.564298][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.564325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.564346][ T32] task:kworker/1:774 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.564422][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.564489][ T32] Call trace: [ 1338.564522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.564569][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000013 r6:eb635d8c r5:853e0000 [ 1338.564613][ T32] r4:853e0000 [ 1338.564671][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.564745][ T32] r5:853e0000 r4:8291a680 [ 1338.564768][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.564808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.564848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 1338.564870][ T32] r4:00000000 [ 1338.564910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.564975][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.565013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.565063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451040 [ 1338.565121][ T32] r4:00000000 [ 1338.565145][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.565223][ T32] r9:83018205 r8:853e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1338.565247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.565289][ T32] r5:00001000 r4:eb429000 [ 1338.565309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.565405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.565485][ T32] r5:8547878c r4:85478400 [ 1338.565572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.565637][ T32] r7:ddde2d80 r6:83018200 r5:8547878c r4:85452000 [ 1338.565660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.565731][ T32] r10:61c88647 r9:853e0000 r8:8545202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.565758][ T32] r4:85452000 [ 1338.565777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.565822][ T32] r10:00000000 r9:85452000 r8:80287e08 r7:eb62de60 r6:85452080 r5:853e0000 [ 1338.565844][ T32] r4:00000001 [ 1338.565862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.565897][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 1338.565923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.565973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.566044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.566138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.566162][ T32] r4:85451000 [ 1338.566473][ T32] INFO: task kworker/1:774:5033 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.566508][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.566578][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.566660][ T32] Call trace: [ 1338.566725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.566798][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.566824][ T32] r4:00000000 [ 1338.566843][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.566912][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.566943][ T32] 5d20: a46cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.566993][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.567035][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.567060][ T32] r5:800f0013 r4:80239bb0 [ 1338.567081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.567152][ T32] r4:82ac21e4 [ 1338.567175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.567239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.567264][ T32] r4:e0585dc0 [ 1338.567284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.567325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.567371][ T32] r4:00000000 [ 1338.567437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.567485][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.567507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.567617][ T32] r5:00001000 r4:ed2cb000 [ 1338.598143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.598268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.598317][ T32] r5:843adb8c r4:843ad800 [ 1338.598340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.598396][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.598417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.598464][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.598487][ T32] r4:84f79100 [ 1338.598528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.598609][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.598635][ T32] r4:00000001 [ 1338.598656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.598694][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.598744][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.598856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.598887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.598917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.598939][ T32] r4:84f605c0 [ 1338.598961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.598999][ T32] INFO: task kworker/1:775:5035 blocked for more than 465 seconds. [ 1338.599042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.599067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.599169][ T32] task:kworker/1:775 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.599298][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.599342][ T32] Call trace: [ 1338.599445][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.599499][ T32] r10:8291a684 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:853e0c00 [ 1338.599522][ T32] r4:853e0c00 [ 1338.599541][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.599583][ T32] r5:853e0c00 r4:8291a680 [ 1338.599603][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.599674][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.599722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1338.599745][ T32] r4:00000000 [ 1338.599764][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.599797][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.599833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.599872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451300 [ 1338.599894][ T32] r4:00000000 [ 1338.599913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.599959][ T32] r9:83018205 r8:853e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1338.599993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.600043][ T32] r5:00001000 r4:eb439000 [ 1338.600063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.600103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.600145][ T32] r5:85478b8c r4:85478800 [ 1338.600164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.600207][ T32] r7:ddde2d80 r6:83018200 r5:85478b8c r4:85452100 [ 1338.600320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.600372][ T32] r10:61c88647 r9:853e0c00 r8:8545212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.600396][ T32] r4:85452100 [ 1338.600415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.600459][ T32] r10:00000000 r9:85452100 r8:80287e08 r7:eb635e60 r6:85452180 r5:853e0c00 [ 1338.600481][ T32] r4:00000001 [ 1338.600500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.600534][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1338.600598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.600639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.600671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.600700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.600747][ T32] r4:85451240 [ 1338.601178][ T32] INFO: task kworker/1:775:5035 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.601210][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.601350][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.601462][ T32] Call trace: [ 1338.601494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.601544][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.601567][ T32] r4:00000000 [ 1338.601586][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.601624][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.601663][ T32] 5d20: a52dc000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.601694][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.601719][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.601743][ T32] r5:800f0013 r4:80239bb0 [ 1338.601763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.601804][ T32] r4:82ac21e4 [ 1338.601823][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.601864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.601885][ T32] r4:e0585dc0 [ 1338.601904][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.601943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.601965][ T32] r4:00000000 [ 1338.601984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.602049][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.602074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.602117][ T32] r5:00001000 r4:ed2cb000 [ 1338.602136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.602251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.602316][ T32] r5:843adb8c r4:843ad800 [ 1338.602340][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.602388][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.602409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.602454][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.602475][ T32] r4:84f79100 [ 1338.602519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.602568][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.602590][ T32] r4:00000001 [ 1338.602620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.602659][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.602685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.602712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.602738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.602775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.602800][ T32] r4:84f605c0 [ 1338.602820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.602844][ T32] INFO: task kworker/1:776:5037 blocked for more than 465 seconds. [ 1338.602916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.602943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.602965][ T32] task:kworker/1:776 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.603008][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.603088][ T32] Call trace: [ 1338.603131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.603179][ T32] r10:8291a684 r9:eb63dd84 r8:00000002 r7:60000013 r6:eb63dd8c r5:853e1800 [ 1338.603202][ T32] r4:853e1800 [ 1338.603221][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.603304][ T32] r5:853e1800 r4:8291a680 [ 1338.603327][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.603365][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.603470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1338.603572][ T32] r4:00000000 [ 1338.603597][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.603634][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.603668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.603709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854514c0 [ 1338.603730][ T32] r4:00000000 [ 1338.603749][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.603820][ T32] r9:83018205 r8:853e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1338.603844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.603886][ T32] r5:00001000 r4:eb479000 [ 1338.603905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.603942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.603981][ T32] r5:85478f8c r4:85478c00 [ 1338.604002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.604053][ T32] r7:ddde2d80 r6:83018200 r5:85478f8c r4:85452200 [ 1338.604094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.604144][ T32] r10:61c88647 r9:853e1800 r8:8545222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.604169][ T32] r4:85452200 [ 1338.604226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.604297][ T32] r10:00000000 r9:85452200 r8:80287e08 r7:eb639e60 r6:85452280 r5:853e1800 [ 1338.604322][ T32] r4:00000001 [ 1338.604342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.604377][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1338.604402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.604431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.604477][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.604531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.604556][ T32] r4:85451180 [ 1338.604799][ T32] INFO: task kworker/1:776:5037 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.604828][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.604906][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.604972][ T32] Call trace: [ 1338.605045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.605097][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.605152][ T32] r4:00000000 [ 1338.605202][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.605245][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.605273][ T32] 5d20: a52dc000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.605300][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.605333][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.605360][ T32] r5:800f0013 r4:80239bb0 [ 1338.605429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.605493][ T32] r4:82ac21e4 [ 1338.605539][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.605584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.605627][ T32] r4:e0585dc0 [ 1338.605649][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.605721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.605771][ T32] r4:00000000 [ 1338.605821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.605869][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.605890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.605931][ T32] r5:00001000 r4:ed2cb000 [ 1338.605950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.605990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.606039][ T32] r5:843adb8c r4:843ad800 [ 1338.606074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.606124][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.606176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.606257][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.606297][ T32] r4:84f79100 [ 1338.606348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.606397][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.606420][ T32] r4:00000001 [ 1338.606439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.606474][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.606500][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.606527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.606552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.606580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.606623][ T32] r4:84f605c0 [ 1338.606648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.606672][ T32] INFO: task kworker/1:777:5039 blocked for more than 465 seconds. [ 1338.606698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.606749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.606773][ T32] task:kworker/1:777 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.606890][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.606948][ T32] Call trace: [ 1338.607002][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.607079][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:84e2b000 [ 1338.607105][ T32] r4:84e2b000 [ 1338.607126][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.607183][ T32] r5:84e2b000 r4:8291a680 [ 1338.607217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.607257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.607298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1338.607319][ T32] r4:00000000 [ 1338.607338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.607371][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.607404][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.607443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451340 [ 1338.607480][ T32] r4:00000000 [ 1338.607563][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.619541][ T32] r9:83018205 r8:84e2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1338.619601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.619669][ T32] r5:00001000 r4:eb483000 [ 1338.619715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.619776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.619822][ T32] r5:8547938c r4:85479000 [ 1338.619843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.620016][ T32] r7:ddde2d80 r6:83018200 r5:8547938c r4:85452380 [ 1338.620050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.620099][ T32] r10:61c88647 r9:84e2b000 r8:854523ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.620122][ T32] r4:85452380 [ 1338.620142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.620188][ T32] r10:00000000 r9:85452380 r8:80287e08 r7:eb63de60 r6:8543d400 r5:84e2b000 [ 1338.620211][ T32] r4:00000001 [ 1338.620264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.620367][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1338.620416][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.620510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.620540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.620612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.620676][ T32] r4:85451340 [ 1338.621099][ T32] INFO: task kworker/1:777:5039 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.621132][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.621227][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.621347][ T32] Call trace: [ 1338.621463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.621615][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.621663][ T32] r4:00000000 [ 1338.621687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.621730][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.621759][ T32] 5d20: a52dc000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.621851][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.621879][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.621903][ T32] r5:800f0013 r4:80239bb0 [ 1338.621969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.622066][ T32] r4:82ac21e4 [ 1338.622092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.622160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.622185][ T32] r4:e0585dc0 [ 1338.622239][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.622282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.622304][ T32] r4:00000000 [ 1338.622347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.622461][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.622563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.622655][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1338.622965][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1338.623350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.623456][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.623563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.623609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.623710][ T32] r4:84f605c0 [ 1338.623792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.623834][ T32] INFO: task kworker/1:778:5041 blocked for more than 465 seconds. [ 1338.623940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.624027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.624076][ T32] task:kworker/1:778 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.624134][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.624201][ T32] Call trace: [ 1338.624268][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.624319][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:84e2d400 [ 1338.624360][ T32] r4:84e2d400 [ 1338.624384][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.624512][ T32] r5:84e2d400 r4:8291a680 [ 1338.624535][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.624587][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.624632][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1338.624654][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.624740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1338.625031][ T32] r5:8547978c r4:85479400 [ 1338.625052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.625217][ T32] r4:85452300 ** 6 printk messages dropped ** [ 1338.625570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.625699][ T32] r4:85451440 [ 1338.625952][ T32] INFO: task kworker/1:778:5041 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.626010][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.626075][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.626235][ T32] Call trace: [ 1338.626268][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.626320][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.626364][ T32] r4:00000000 [ 1338.626412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.626885][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1338.627231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.654390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1338.655038][ T32] r4:84e2bc00 ** 3 printk messages dropped ** [ 1338.655212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1338.655796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.655950][ T32] r7:ddde2d80 r6:83018200 r5:85479b8c r4:85452400 ** 11 printk messages dropped ** [ 1338.656357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1338.657474][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1338.670654][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.670933][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1338.671292][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.671620][ T32] INFO: task kworker/1:780:5045 blocked for more than 465 seconds. [ 1338.671652][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.671676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.671736][ T32] task:kworker/1:780 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.671798][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.671842][ T32] Call trace: [ 1338.671915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.671970][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:84e2e000 [ 1338.671995][ T32] r4:84e2e000 [ 1338.672014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.672062][ T32] r5:84e2e000 r4:8291a680 [ 1338.672083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.672142][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.672188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 1338.672231][ T32] r4:00000000 [ 1338.672255][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.672290][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.672325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.672365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451a00 [ 1338.672410][ T32] r4:00000000 [ 1338.672462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.672553][ T32] r9:83018205 r8:84e2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1338.672578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.672620][ T32] r5:00001000 r4:eb4af000 [ 1338.672660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.672734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.672804][ T32] r5:85479f8c r4:85479c00 [ 1338.672826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.672873][ T32] r7:ddde2d80 r6:83018200 r5:85479f8c r4:85452480 [ 1338.672914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.672964][ T32] r10:61c88647 r9:84e2e000 r8:854524ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.672987][ T32] r4:85452480 [ 1338.673044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.673116][ T32] r10:00000000 r9:85452480 r8:80287e08 r7:eb659e60 r6:8543d580 r5:84e2e000 [ 1338.673151][ T32] r4:00000001 [ 1338.673199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.673240][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1338.673266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.673294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.673321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.673349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.673370][ T32] r4:85451700 [ 1338.673819][ T32] INFO: task kworker/1:780:5045 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.673918][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.674389][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 12 printk messages dropped ** [ 1338.674898][ T32] r5:00001000 r4:ed2cb000 ** 9 printk messages dropped ** [ 1338.675359][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 12 printk messages dropped ** [ 1338.675750][ T32] task:kworker/1:781 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.676465][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.676646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.676854][ T32] r10:61c88647 r9:84e28c00 r8:8545252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.677223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.700936][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1338.701323][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.701524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1338.701948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.701997][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.702024][ T32] r4:84f79100 [ 1338.702045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.702090][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.702113][ T32] r4:00000001 [ 1338.702132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.702219][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.702251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.702279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.702305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.702333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.702385][ T32] r4:84f605c0 [ 1338.702492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.702524][ T32] INFO: task kworker/1:782:5048 blocked for more than 465 seconds. [ 1338.702558][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.702582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.702602][ T32] task:kworker/1:782 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.702765][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.702897][ T32] Call trace: [ 1338.702957][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.703005][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:84e2ec00 [ 1338.703070][ T32] r4:84e2ec00 [ 1338.703094][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.703201][ T32] r5:84e2ec00 r4:8291a680 [ 1338.703279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.703322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.703395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1338.703471][ T32] r4:00000000 [ 1338.703522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.703586][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.703623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.703693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451b40 [ 1338.703718][ T32] r4:00000000 [ 1338.703774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.703820][ T32] r9:83018205 r8:84e2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.703841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.703883][ T32] r5:00001000 r4:eb4cf000 [ 1338.703929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.703972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.704013][ T32] r5:8547a38c r4:8547a000 [ 1338.704062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.704109][ T32] r7:ddde2d80 r6:83018200 r5:8547a38c r4:85452580 [ 1338.704130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.704175][ T32] r10:61c88647 r9:84e2ec00 r8:854525ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.704258][ T32] r4:85452580 [ 1338.704280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.704355][ T32] r10:00000000 r9:85452580 r8:80287e08 r7:eb669e60 r6:8543d680 r5:84e2ec00 [ 1338.704382][ T32] r4:00000001 [ 1338.704401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.704436][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1338.704472][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.704504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.704530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.704585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.704610][ T32] r4:85451a80 [ 1338.705048][ T32] INFO: task kworker/1:782:5048 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 8 printk messages dropped ** [ 1338.705591][ T32] 5d20: a664c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1338.705935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.705960][ T32] r4:00000000 [ 1338.705981][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.706049][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.706073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.706116][ T32] r5:00001000 r4:ed2cb000 [ 1338.706153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.706231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.706282][ T32] r5:843adb8c r4:843ad800 [ 1338.706302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.706348][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.706368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.706413][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.706528][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1338.706782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.707268][ T32] r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:85428000 ** 8 printk messages dropped ** [ 1338.716872][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.717304][ T32] r5:8547a78c r4:8547a400 [ 1338.717378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.717498][ T32] r10:61c88647 r9:85428000 r8:8545262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1338.719034][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.719305][ T32] 5d20: a664c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 10 printk messages dropped ** [ 1338.719717][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.720016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.720617][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.721116][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1338.721517][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.721976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.722142][ T32] r7:ddde2d80 r6:83018200 r5:8547ab8c r4:85452680 ** 3 printk messages dropped ** [ 1338.722311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.722377][ T32] r10:00000000 r9:85452680 r8:80287e08 r7:eb669e60 r6:8543d780 r5:85429800 [ 1338.722403][ T32] r4:00000001 [ 1338.722422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.722456][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1338.722484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.722512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.722537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.722608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.722635][ T32] r4:85451d00 [ 1338.722884][ T32] INFO: task kworker/1:784:5052 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.722923][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.722980][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.723046][ T32] Call trace: [ 1338.723086][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.723167][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.723194][ T32] r4:00000000 [ 1338.723214][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.723253][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.723281][ T32] 5d20: a664c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.723339][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.723398][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.723437][ T32] r5:800f0013 r4:80239bb0 [ 1338.723502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.723546][ T32] r4:82ac21e4 [ 1338.723619][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.723666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.723688][ T32] r4:e0585dc0 [ 1338.723708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.723776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.723831][ T32] r4:00000000 [ 1338.723854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.723921][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.723946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.723988][ T32] r5:00001000 r4:ed2cb000 [ 1338.724063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.724106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.724147][ T32] r5:843adb8c r4:843ad800 [ 1338.724189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.724240][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.724313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.724399][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.724444][ T32] r4:84f79100 [ 1338.724495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.724544][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.724567][ T32] r4:00000001 [ 1338.724586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.724623][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.724675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.724735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.724764][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.724794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.724816][ T32] r4:84f605c0 [ 1338.724836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.724860][ T32] INFO: task kworker/1:785:5055 blocked for more than 465 seconds. [ 1338.724886][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.724934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.724986][ T32] task:kworker/1:785 state:D stack:0 pid:5055 tgid:5055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.725192][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.725237][ T32] Call trace: [ 1338.725267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.725313][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:85428c00 ** 1 printk messages dropped ** [ 1338.725409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 1338.726069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.726111][ T32] r5:8547af8c r4:8547ac00 ** 1 printk messages dropped ** [ 1338.726214][ T32] r7:ddde2d80 r6:83018200 r5:8547af8c r4:85452700 ** 6 printk messages dropped ** [ 1338.726573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1338.726847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.726871][ T32] r4:85451bc0 [ 1338.727118][ T32] INFO: task kworker/1:785:5055 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.727149][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.727202][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.727313][ T32] Call trace: [ 1338.727347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.727408][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.727458][ T32] r4:00000000 [ 1338.727481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.727588][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.760520][ T32] 5d20: a6eaf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.760576][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.760603][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.760632][ T32] r5:800f0013 r4:80239bb0 [ 1338.760689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.760797][ T32] r4:82ac21e4 [ 1338.760822][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.760867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.760927][ T32] r4:e0585dc0 [ 1338.760951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.761028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.761059][ T32] r4:00000000 [ 1338.761102][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.761183][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.761208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.761254][ T32] r5:00001000 r4:ed2cb000 [ 1338.761331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.761675][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.761991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.762388][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.762573][ T32] r4:8542a400 [ 1338.762593][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.762636][ T32] r5:8542a400 r4:8291a680 [ 1338.762656][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.762693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.762757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1338.762784][ T32] r4:00000000 [ 1338.762829][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.762869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.762913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.762985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b080 [ 1338.763012][ T32] r4:00000000 [ 1338.763048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.763096][ T32] r9:83018205 r8:8542a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1338.763118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.763169][ T32] r5:00001000 r4:eb69b000 [ 1338.763192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.763231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.763271][ T32] r5:8547bb8c r4:8547b800 [ 1338.763313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.763363][ T32] r7:ddde2d80 r6:83018200 r5:8547bb8c r4:85452780 [ 1338.763384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.763429][ T32] r10:61c88647 r9:8542a400 r8:854527ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.763666][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) ** 12 printk messages dropped ** [ 1338.764655][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1338.765460][ T32] r5:843adb8c r4:843ad800 ** 2 printk messages dropped ** [ 1338.765662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.765712][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.765735][ T32] r4:84f79100 [ 1338.765754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.765830][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.765855][ T32] r4:00000001 [ 1338.765897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1338.766310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1338.767142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85451fc0 ** 7 printk messages dropped ** [ 1338.788536][ T32] r5:8547b78c r4:8547b400 [ 1338.788560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.788703][ T32] r4:85452800 ** 6 printk messages dropped ** [ 1338.789008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1338.790117][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 19 printk messages dropped ** [ 1338.791002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1338.791956][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1338.792703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1338.793186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.793227][ T32] r5:8547bf8c r4:8547bc00 [ 1338.793246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.793292][ T32] r7:ddde2d80 r6:83018200 r5:8547bf8c r4:85452880 [ 1338.793379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.793466][ T32] r10:61c88647 r9:8542bc00 r8:854528ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.793525][ T32] r4:85452880 [ 1338.793627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.793676][ T32] r10:00000000 r9:85452880 r8:80287e08 r7:eb68de60 r6:8543d980 r5:8542bc00 [ 1338.793731][ T32] r4:00000001 [ 1338.793754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.793820][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1338.793850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.793917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.794018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.794110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.794137][ T32] r4:8543bfc0 [ 1338.794403][ T32] INFO: task kworker/1:788:5061 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.794437][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.794494][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.794610][ T32] Call trace: [ 1338.794644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.794694][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.794717][ T32] r4:00000000 [ 1338.794735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.794805][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.794837][ T32] 5d20: a73ea000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.794865][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.794923][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.794950][ T32] r5:800f0013 r4:80239bb0 [ 1338.794970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.795010][ T32] r4:82ac21e4 [ 1338.795029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.795077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.795100][ T32] r4:e0585dc0 [ 1338.795120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.795161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.795183][ T32] r4:00000000 [ 1338.795202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.795305][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.795332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.795374][ T32] r5:00001000 r4:ed2cb000 [ 1338.795427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.795504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.795550][ T32] r5:843adb8c r4:843ad800 [ 1338.795608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.795658][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.795706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1338.795779][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1338.795902][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.796133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.796662][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1338.796963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 ** 9 printk messages dropped ** [ 1338.830501][ T32] r5:00001000 r4:eb6b7000 ** 1 printk messages dropped ** [ 1338.830661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.830714][ T32] r5:8548038c r4:85480000 ** 2 printk messages dropped ** [ 1338.830838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.831100][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) ** 6 printk messages dropped ** [ 1338.831805][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.832506][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.832568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.832591][ T32] r4:e0585dc0 [ 1338.832611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.832668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.832694][ T32] r4:00000000 [ 1338.832714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.832760][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.832782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.832824][ T32] r5:00001000 r4:ed2cb000 [ 1338.832843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.832881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.832922][ T32] r5:843adb8c r4:843ad800 [ 1338.832969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.833040][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.833069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.833119][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.833141][ T32] r4:84f79100 [ 1338.833242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.833298][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.833322][ T32] r4:00000001 [ 1338.833396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.833436][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.833533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.833599][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.833629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.833659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.833688][ T32] r4:84f605c0 [ 1338.833740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.833802][ T32] INFO: task kworker/1:790:5064 blocked for more than 465 seconds. [ 1338.833839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.833865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.833886][ T32] task:kworker/1:790 state:D stack:0 pid:5064 tgid:5064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.833980][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.834038][ T32] Call trace: [ 1338.834097][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.834185][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:853e2400 [ 1338.834234][ T32] r4:853e2400 [ 1338.834287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.834335][ T32] r5:853e2400 r4:8291a680 [ 1338.834356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.835068][ T32] r5:00001000 r4:eb6c7000 ** 1 printk messages dropped ** [ 1338.835200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.835669][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) ** 7 printk messages dropped ** [ 1338.836368][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.836412][ T32] Call trace: [ 1338.836478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.836528][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.836550][ T32] r4:00000000 [ 1338.836569][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.836607][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.836668][ T32] 5d20: a7956000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.836723][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.836751][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.836810][ T32] r5:800f0013 r4:80239bb0 [ 1338.836833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.836875][ T32] r4:82ac21e4 [ 1338.836895][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.836938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.837001][ T32] r4:e0585dc0 [ 1338.837024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1338.837261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1338.861492][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1338.862347][ T32] r5:853e3000 r4:8291a680 ** 7 printk messages dropped ** [ 1338.862818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58600 ** 6 printk messages dropped ** [ 1338.863343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.864004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1338.865102][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 16 printk messages dropped ** [ 1338.865765][ T32] r5:843adb8c r4:843ad800 ** 9 printk messages dropped ** [ 1338.866177][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 13 printk messages dropped ** [ 1338.866703][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:853e3c00 ** 14 printk messages dropped ** [ 1338.867253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.879082][ T32] r10:61c88647 r9:853e3c00 r8:85452bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1338.879218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.879270][ T32] r10:00000000 r9:85452b80 r8:80287e08 r7:eb6b5e60 r6:85452c00 r5:853e3c00 [ 1338.879472][ T32] r4:00000001 [ 1338.879668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.879764][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1338.879873][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.879906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.879933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.880044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.880072][ T32] r4:84f58400 [ 1338.880508][ T32] INFO: task kworker/1:792:5068 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.880544][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.880672][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.880867][ T32] Call trace: [ 1338.881164][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.881253][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1338.881281][ T32] r4:00000000 [ 1338.881362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.881463][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.881496][ T32] 5d20: a7e85000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1338.881526][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.881645][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1338.881673][ T32] r5:800f0013 r4:80239bb0 [ 1338.881695][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.881738][ T32] r4:82ac21e4 [ 1338.881815][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.881862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.881909][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1338.882208][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.882718][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1338.883280][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1338.884177][ T32] r5:853e5400 r4:8291a680 ** 8 printk messages dropped ** [ 1338.884935][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.885263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.885393][ T32] r5:85480f8c r4:85480c00 ** 6 printk messages dropped ** [ 1338.885808][ T32] r10:00000000 r9:85452c80 r8:80287e08 r7:eb6d1e60 r6:85452d00 r5:853e5400 ** 13 printk messages dropped ** [ 1338.887107][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 13 printk messages dropped ** [ 1338.919041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1338.919686][ T32] r5:843adb8c r4:843ad800 [ 1338.919707][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.919754][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.920145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.920271][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.920297][ T32] r4:84f79100 [ 1338.920317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.920365][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.920388][ T32] r4:00000001 [ 1338.920407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.920444][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.920470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.920498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.920587][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.920620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.920759][ T32] r4:84f605c0 [ 1338.920787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.920819][ T32] INFO: task kworker/0:178:5074 blocked for more than 465 seconds. [ 1338.920880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.920908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.920932][ T32] task:kworker/0:178 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.920989][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.921039][ T32] Call trace: [ 1338.921378][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.921465][ T32] r10:8291a684 r9:eb631d84 r8:00000002 r7:60000113 r6:eb631d8c r5:8542e000 [ 1338.921492][ T32] r4:8542e000 [ 1338.921514][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.921594][ T32] r5:8542e000 r4:8291a680 [ 1338.921617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.921704][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.921825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1338.921944][ T32] r4:00000000 [ 1338.921969][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.922005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.922177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.922252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5d40 [ 1338.922275][ T32] r4:00000000 [ 1338.922382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.922431][ T32] r9:83018005 r8:8542e000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1338.922453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.922584][ T32] r5:00001000 r4:eb0bb000 [ 1338.922704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.922797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.922847][ T32] r5:854aff8c r4:854afc00 [ 1338.922867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.922911][ T32] r7:dddced80 r6:83018000 r5:854aff8c r4:8543da80 [ 1338.922931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.922977][ T32] r10:61c88647 r9:8542e000 r8:8543daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.922999][ T32] r4:8543da80 [ 1338.923018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.923102][ T32] r10:00000000 r9:8543da80 r8:80287e08 r7:eb4c1e60 r6:8543db00 r5:8542e000 [ 1338.923130][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.923338][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) ** 11 printk messages dropped ** [ 1338.924955][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.925174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.925441][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1338.925827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1338.926526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.926738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.927169][ T32] r5:8542ec00 r4:8291a680 ** 2 printk messages dropped ** [ 1338.927342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1338.927367][ T32] r4:00000000 [ 1338.927395][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.927433][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.927466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.927531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8471d7c0 [ 1338.927557][ T32] r4:00000000 [ 1338.927624][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.947995][ T32] r9:83018005 r8:8542ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f017000 [ 1338.948049][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.948118][ T32] r5:00001000 r4:dfa49000 [ 1338.948163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.948221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.948305][ T32] r5:8548378c r4:85483400 [ 1338.948329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.948440][ T32] r7:dddced80 r6:83018000 r5:8548378c r4:8543db80 [ 1338.948465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.948534][ T32] r10:61c88647 r9:8542ec00 r8:8543dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.948560][ T32] r4:8543db80 [ 1338.948597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.948676][ T32] r10:00000000 r9:8543db80 r8:80287e08 r7:eb631e60 r6:8543dc00 r5:8542ec00 [ 1338.948723][ T32] r4:00000001 [ 1338.948766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.948809][ T32] Exception stack(0xeb6f1fb0 to 0xeb6f1ff8) [ 1338.948859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.948923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.948952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.948981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.949003][ T32] r4:8545d3c0 [ 1338.949433][ T32] INFO: task kworker/0:179:5076 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.949515][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.949586][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.949658][ T32] Call trace: [ 1338.949714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1338.950011][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.950276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1338.950711][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.950909][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.951024][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.951325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.951414][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.951721][ T32] r5:8542c800 r4:8291a680 ** 1 printk messages dropped ** [ 1338.951805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.952058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f58b80 ** 6 printk messages dropped ** [ 1338.952296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.952759][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.953315][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.953943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.953965][ T32] r4:e0585dc0 [ 1338.953984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.954027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1338.954077][ T32] r4:00000000 [ 1338.954156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.954227][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1338.954250][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.954292][ T32] r5:00001000 r4:ed2cb000 [ 1338.954311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.954349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.954389][ T32] r5:843adb8c r4:843ad800 [ 1338.954409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.954457][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1338.954508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.954558][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.954599][ T32] r4:84f79100 [ 1338.954623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.954669][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1338.954691][ T32] r4:00000001 [ 1338.954751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.954789][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.954815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.954843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.954869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.954926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.954951][ T32] r4:84f605c0 [ 1338.954992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.955042][ T32] INFO: task kworker/1:795:5078 blocked for more than 465 seconds. [ 1338.955072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.955096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.955116][ T32] task:kworker/1:795 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.955387][ T32] r4:85426c00 ** 11 printk messages dropped ** [ 1338.955805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.955999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.956483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.956978][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.957170][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1338.957323][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1338.957467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1338.983552][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1338.983857][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.984316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1338.984942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1338.985864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31100 ** 6 printk messages dropped ** [ 1338.986149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.986577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.986896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.986934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.986966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.987029][ T32] r4:84f58c00 [ 1338.987489][ T32] INFO: task kworker/1:796:5081 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1338.987524][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.000393][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.000548][ T32] Call trace: [ 1339.000628][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.000694][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.000719][ T32] r4:00000000 [ 1339.000750][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.000795][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.000823][ T32] 5d20: a95a0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.000852][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.000898][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.000947][ T32] r5:800f0013 r4:80239bb0 [ 1339.000972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.001048][ T32] r4:82ac21e4 [ 1339.001073][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.001116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.001160][ T32] r4:e0585dc0 [ 1339.001187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.001231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.001254][ T32] r4:00000000 [ 1339.001274][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.001318][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.001367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.001435][ T32] r5:00001000 r4:ed2cb000 [ 1339.001479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.001524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.001567][ T32] r5:843adb8c r4:843ad800 [ 1339.001588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.001635][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.001687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.001770][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.001797][ T32] r4:84f79100 [ 1339.001846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.001896][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.001919][ T32] r4:00000001 [ 1339.001973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.002057][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.002087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.002116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.002144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.002237][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1339.002434][ T32] task:kworker/1:797 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.002871][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.003117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.003299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.003341][ T32] r5:85481f8c r4:85481c00 ** 1 printk messages dropped ** [ 1339.003426][ T32] r7:ddde2d80 r6:83018200 r5:85481f8c r4:85452f00 ** 3 printk messages dropped ** [ 1339.003630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.003882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.004551][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.004634][ T32] Call trace: [ 1339.004714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.004841][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.004867][ T32] r4:00000000 [ 1339.004980][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.005056][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.005088][ T32] 5d20: a95a0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.005121][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.005145][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.005220][ T32] r5:800f0013 r4:80239bb0 [ 1339.005244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.005310][ T32] r4:82ac21e4 [ 1339.005334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.005436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.005462][ T32] r4:e0585dc0 [ 1339.005481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.005523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.005563][ T32] r4:00000000 [ 1339.005585][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.005702][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.005729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.005773][ T32] r5:00001000 r4:ed2cb000 [ 1339.005792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.005892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.005937][ T32] r5:843adb8c r4:843ad800 [ 1339.005957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.006004][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.006025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.006081][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.006103][ T32] r4:84f79100 [ 1339.006143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.006212][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.006275][ T32] r4:00000001 [ 1339.006318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.006379][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.006409][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.006785][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1339.007384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f585c0 ** 7 printk messages dropped ** [ 1339.028224][ T32] r5:8548238c r4:85482000 ** 4 printk messages dropped ** [ 1339.028402][ T32] r4:85452f80 ** 2 printk messages dropped ** [ 1339.028520][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.028681][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.029439][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.029767][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1339.030273][ T32] r5:00001000 r4:ed2cb000 ** 13 printk messages dropped ** [ 1339.030918][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.031306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.031362][ T32] task:kworker/1:799 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.031433][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.031478][ T32] Call trace: [ 1339.031540][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.031616][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:853e4800 [ 1339.031642][ T32] r4:853e4800 [ 1339.031688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.031734][ T32] r5:853e4800 r4:8291a680 [ 1339.031754][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.031845][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.031940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1339.031967][ T32] r4:00000000 [ 1339.031999][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.032041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.032112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.032204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545dac0 [ 1339.032260][ T32] r4:00000000 [ 1339.032284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.032330][ T32] r9:83018205 r8:853e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1339.032376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.032421][ T32] r5:00001000 r4:eb74b000 [ 1339.032442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.032480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.032521][ T32] r5:8548278c r4:85482400 [ 1339.032562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.033195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 22 printk messages dropped ** [ 1339.034343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 13 printk messages dropped ** [ 1339.034884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1339.035254][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1339.035455][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.035778][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.036187][ T32] r5:00001000 r4:eb757000 ** 1 printk messages dropped ** [ 1339.036287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.036580][ T32] r10:00000000 r9:84603100 r8:80287e08 r7:eb731e60 r6:84603180 r5:853e6c00 ** 19 printk messages dropped ** [ 1339.037525][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 15 printk messages dropped ** [ 1339.060354][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1339.060577][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.060603][ T32] r4:84f79100 [ 1339.060624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.060669][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.060701][ T32] r4:00000001 [ 1339.060723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.060783][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.060835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.060889][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.060930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.060963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.060994][ T32] r4:84f605c0 [ 1339.061042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.061075][ T32] INFO: task kworker/1:801:5090 blocked for more than 465 seconds. [ 1339.061109][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.061166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.061217][ T32] task:kworker/1:801 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.061349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.061393][ T32] Call trace: [ 1339.061425][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.061504][ T32] r10:8291a684 r9:eb719d84 r8:00000002 r7:60000013 r6:eb719d8c r5:853e8000 [ 1339.061533][ T32] r4:853e8000 [ 1339.061555][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.061599][ T32] r5:853e8000 r4:8291a680 [ 1339.061619][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.061680][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.061735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1339.061758][ T32] r4:00000000 [ 1339.061792][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.061858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.061895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.061935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c316c0 [ 1339.061957][ T32] r4:00000000 [ 1339.061977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.062020][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.062075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.062142][ T32] r5:00001000 r4:dfbf7000 [ 1339.062165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.062292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.062383][ T32] r5:85483b8c r4:85483800 [ 1339.062430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.062480][ T32] r7:ddde2d80 r6:83018200 r5:85483b8c r4:84603200 [ 1339.062534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.062587][ T32] r10:61c88647 r9:853e8000 r8:8460322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.062610][ T32] r4:84603200 [ 1339.062631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.062676][ T32] r10:00000000 r9:84603200 r8:80287e08 r7:eb731e60 r6:84603280 r5:853e8000 [ 1339.062708][ T32] r4:00000001 [ 1339.062749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.062797][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1339.062824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.062852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.062888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.062929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.062981][ T32] r4:84c31180 [ 1339.063420][ T32] INFO: task kworker/1:801:5090 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.063452][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.063545][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.063590][ T32] Call trace: [ 1339.063703][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.063756][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.063789][ T32] r4:00000000 [ 1339.063821][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.063885][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.063938][ T32] 5d20: aa0ca000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.063996][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.064024][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.064058][ T32] r5:800f0013 r4:80239bb0 [ 1339.064081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.064122][ T32] r4:82ac21e4 [ 1339.064142][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.064183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.064206][ T32] r4:e0585dc0 [ 1339.064246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.064326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.064363][ T32] r4:00000000 [ 1339.064422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.064471][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.064502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.064546][ T32] r5:00001000 r4:ed2cb000 [ 1339.064576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.064618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.064659][ T32] r5:843adb8c r4:843ad800 [ 1339.064704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.064755][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.064776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.064842][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.064867][ T32] r4:84f79100 [ 1339.064915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.064984][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.065011][ T32] r4:00000001 [ 1339.065062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.065104][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.065151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.065183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.065240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.065272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.065315][ T32] r4:84f605c0 [ 1339.065339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.065365][ T32] INFO: task kworker/1:802:5095 blocked for more than 465 seconds. [ 1339.065392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.065415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.065435][ T32] task:kworker/1:802 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.065524][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.065587][ T32] Call trace: [ 1339.065659][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.065794][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:85509800 [ 1339.065899][ T32] r4:85509800 [ 1339.065923][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.065967][ T32] r5:85509800 r4:8291a680 [ 1339.065987][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.066024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.066143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1339.066170][ T32] r4:00000000 [ 1339.066210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.066253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.066286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.066338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c317c0 [ 1339.066378][ T32] r4:00000000 [ 1339.066402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.066456][ T32] r9:83018205 r8:85509800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1339.066481][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.066531][ T32] r5:00001000 r4:dff99000 [ 1339.066553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.066593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.066634][ T32] r5:85483f8c r4:85483c00 [ 1339.066655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.066721][ T32] r7:ddde2d80 r6:83018200 r5:85483f8c r4:84603300 [ 1339.066766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.066825][ T32] r10:61c88647 r9:85509800 r8:8460332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.066850][ T32] r4:84603300 [ 1339.066878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.066936][ T32] r10:00000000 r9:84603300 r8:80287e08 r7:eb719e60 r6:8543df00 r5:85509800 [ 1339.066969][ T32] r4:00000001 [ 1339.066991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.067029][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1339.067066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.067095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.067132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.067164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.067188][ T32] r4:84c31440 [ 1339.067456][ T32] INFO: task kworker/1:802:5095 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.067489][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.088181][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.088271][ T32] Call trace: [ 1339.088367][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.088431][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.088468][ T32] r4:00000000 [ 1339.088495][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.088537][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.088568][ T32] 5d20: aa59e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.088597][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.088622][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.088679][ T32] r5:800f0013 r4:80239bb0 [ 1339.088703][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.088746][ T32] r4:82ac21e4 [ 1339.088766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.088808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.088830][ T32] r4:e0585dc0 [ 1339.088849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.088888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.088922][ T32] r4:00000000 [ 1339.088966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.089016][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.089073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.089121][ T32] r5:00001000 r4:ed2cb000 [ 1339.089143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.089182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.089244][ T32] r5:843adb8c r4:843ad800 [ 1339.089269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.089317][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.089338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.089385][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.089408][ T32] r4:84f79100 [ 1339.089437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.089509][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.089535][ T32] r4:00000001 [ 1339.089583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.089622][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.089648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.089696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.089726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.089755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.089777][ T32] r4:84f605c0 [ 1339.089799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.089829][ T32] INFO: task kworker/1:803:5097 blocked for more than 465 seconds. [ 1339.089861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.089886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.089907][ T32] task:kworker/1:803 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.090001][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.090077][ T32] Call trace: [ 1339.090135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.090243][ T32] r10:8291a684 r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:8550b000 [ 1339.090279][ T32] r4:8550b000 [ 1339.090302][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.090374][ T32] r5:8550b000 r4:8291a680 [ 1339.090399][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.090439][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.090502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1339.090528][ T32] r4:00000000 [ 1339.090568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.090615][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.090652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.090692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31a40 [ 1339.090714][ T32] r4:00000000 [ 1339.090733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.090775][ T32] r9:83018205 r8:8550b000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.090795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.090837][ T32] r5:00001000 r4:e0613000 [ 1339.090880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.090942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.090989][ T32] r5:8548878c r4:85488400 [ 1339.091008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.091060][ T32] r7:ddde2d80 r6:83018200 r5:8548878c r4:84603380 [ 1339.091081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.091127][ T32] r10:61c88647 r9:8550b000 r8:846033ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.091149][ T32] r4:84603380 [ 1339.091168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.091235][ T32] r10:00000000 r9:84603380 r8:80287e08 r7:eb761e60 r6:8543df80 r5:8550b000 [ 1339.091262][ T32] r4:00000001 [ 1339.091281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.091316][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1339.091342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.091369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.091395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.091422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.091445][ T32] r4:84c315c0 [ 1339.091887][ T32] INFO: task kworker/1:803:5097 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.091929][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.091987][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.092029][ T32] Call trace: [ 1339.092066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.092114][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.092138][ T32] r4:00000000 [ 1339.092158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.092195][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.092222][ T32] 5d20: aa59e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.092250][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.092284][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.092311][ T32] r5:800f0013 r4:80239bb0 [ 1339.092332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.092372][ T32] r4:82ac21e4 [ 1339.092392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.092433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.092465][ T32] r4:e0585dc0 [ 1339.092487][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.092555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.092581][ T32] r4:00000000 [ 1339.092622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.092693][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.092717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.092760][ T32] r5:00001000 r4:ed2cb000 [ 1339.092779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.092817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.092878][ T32] r5:843adb8c r4:843ad800 [ 1339.092926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.092978][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.093020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.093076][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.093355][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 12 printk messages dropped ** [ 1339.093989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1339.094717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.095022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.095162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.095329][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.095546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.095940][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.096402][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1339.096623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.096648][ T32] r4:e0585dc0 [ 1339.096667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.096709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.096731][ T32] r4:00000000 [ 1339.096750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.096807][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.096833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.096904][ T32] r5:00001000 r4:ed2cb000 [ 1339.096926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.096966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.097007][ T32] r5:843adb8c r4:843ad800 [ 1339.097026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.097081][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.097102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.097148][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.097191][ T32] r4:84f79100 [ 1339.097214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.097261][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.097283][ T32] r4:00000001 [ 1339.097302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.097373][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.097402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.097429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.097455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.097483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.097504][ T32] r4:84f605c0 [ 1339.097524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.097601][ T32] INFO: task kworker/1:804:5100 blocked for more than 465 seconds. [ 1339.118177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.118287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.118349][ T32] task:kworker/1:804 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.118438][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.118502][ T32] Call trace: [ 1339.118569][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.118629][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:8550d400 [ 1339.118655][ T32] r4:8550d400 [ 1339.118676][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.118721][ T32] r5:8550d400 r4:8291a680 [ 1339.118741][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.118781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.118823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1339.118846][ T32] r4:00000000 [ 1339.118875][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.118913][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.118952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.119016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31900 [ 1339.119052][ T32] r4:00000000 [ 1339.119073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.119122][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1339.119171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.119219][ T32] r5:00001000 r4:e005b000 [ 1339.119240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.119282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.119324][ T32] r5:8548838c r4:85488000 [ 1339.119376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.119430][ T32] r7:ddde2d80 r6:83018200 r5:8548838c r4:84603400 [ 1339.119452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.119499][ T32] r10:61c88647 r9:8550d400 r8:8460342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.119598][ T32] r4:84603400 [ 1339.119623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.119671][ T32] r10:00000000 r9:84603400 r8:80287e08 r7:eb775e60 r6:84f3b100 r5:8550d400 [ 1339.119693][ T32] r4:00000001 [ 1339.119738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.119790][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1339.119823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.119853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.119879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.119907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.119929][ T32] r4:84c31600 [ 1339.120377][ T32] INFO: task kworker/1:804:5100 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.120410][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.120500][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.120545][ T32] Call trace: [ 1339.120593][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.120650][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.120674][ T32] r4:00000000 [ 1339.120694][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.120734][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.120763][ T32] 5d20: aaa50000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.120801][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.120834][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.120858][ T32] r5:800f0013 r4:80239bb0 [ 1339.120905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.120961][ T32] r4:82ac21e4 [ 1339.121008][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.121063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.121087][ T32] r4:e0585dc0 [ 1339.121165][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.121211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 1 printk messages dropped ** [ 1339.121293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.121748][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1339.122404][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1339.122698][ T32] r4:8550e000 ** 3 printk messages dropped ** [ 1339.122925][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.123116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.123412][ T32] r5:00001000 r4:e08ab000 ** 1 printk messages dropped ** [ 1339.123476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.123623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.124051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.124090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.124123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.124158][ T32] r4:84c31600 [ 1339.124417][ T32] INFO: task kworker/1:805:5102 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.124448][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.124536][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.124582][ T32] Call trace: [ 1339.124644][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.124697][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.124721][ T32] r4:00000000 [ 1339.124743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.124784][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.124812][ T32] 5d20: aaa50000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.124840][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.124865][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.124889][ T32] r5:800f0013 r4:80239bb0 [ 1339.124909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.124970][ T32] r4:82ac21e4 [ 1339.124993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.125111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.125140][ T32] r4:e0585dc0 [ 1339.125160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.125202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.125243][ T32] r4:00000000 [ 1339.125266][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.125313][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.125335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.125378][ T32] r5:00001000 r4:ed2cb000 [ 1339.125399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.125437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.125478][ T32] r5:843adb8c r4:843ad800 [ 1339.125497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.125542][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.125635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.125685][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.125707][ T32] r4:84f79100 [ 1339.125726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.125773][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.125794][ T32] r4:00000001 [ 1339.125897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.125937][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.125963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.125991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.126028][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.126090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.126144][ T32] r4:84f605c0 [ 1339.126169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.126219][ T32] INFO: task kworker/1:806:5104 blocked for more than 465 seconds. [ 1339.126249][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.126272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.126316][ T32] task:kworker/1:806 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.126369][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.126412][ T32] Call trace: [ 1339.126469][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.126530][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:8550bc00 [ 1339.126556][ T32] r4:8550bc00 [ 1339.126577][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.126619][ T32] r5:8550bc00 r4:8291a680 [ 1339.126660][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.126704][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.126746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1339.126767][ T32] r4:00000000 [ 1339.126787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.126864][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.126903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.126945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31bc0 [ 1339.126967][ T32] r4:00000000 [ 1339.126987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.127029][ T32] r9:83018205 r8:8550bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.127084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.127162][ T32] r5:00001000 r4:e4957000 [ 1339.127185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.127225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.127308][ T32] r5:85488f8c r4:85488c00 [ 1339.127332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.127380][ T32] r7:ddde2d80 r6:83018200 r5:85488f8c r4:84603500 [ 1339.127400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.127446][ T32] r10:61c88647 r9:8550bc00 r8:8460352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.127469][ T32] r4:84603500 [ 1339.127509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.127558][ T32] r10:00000000 r9:84603500 r8:80287e08 r7:eb785e60 r6:84f3b200 r5:8550bc00 [ 1339.127632][ T32] r4:00000001 [ 1339.154413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.154508][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) [ 1339.154555][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.154752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.155484][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.155769][ T32] 5d20: ab0ce000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1339.155973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1339.156112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.156135][ T32] r4:00000000 [ 1339.156155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.156234][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.156259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.156305][ T32] r5:00001000 r4:ed2cb000 [ 1339.156329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.156368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.156409][ T32] r5:843adb8c r4:843ad800 [ 1339.156428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.156475][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.156495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.156540][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.156564][ T32] r4:84f79100 [ 1339.156625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.156676][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.156722][ T32] r4:00000001 [ 1339.156765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.156808][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.156856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.156938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.156966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.157004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.157056][ T32] r4:84f605c0 [ 1339.157081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.157139][ T32] INFO: task kworker/1:807:5106 blocked for more than 465 seconds. [ 1339.157178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.157204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.157247][ T32] task:kworker/1:807 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.157298][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.157339][ T32] Call trace: [ 1339.157370][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.157437][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000013 r6:eb795d8c r5:847a0000 [ 1339.157463][ T32] r4:847a0000 [ 1339.157484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.157543][ T32] r5:847a0000 r4:8291a680 [ 1339.168202][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.168474][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.168579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1339.168633][ T32] r4:00000000 [ 1339.168767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.168859][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.168939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.169027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31dc0 [ 1339.169159][ T32] r4:00000000 [ 1339.169290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.169405][ T32] r9:83018205 r8:847a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1339.169472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.169565][ T32] r5:00001000 r4:eab1b000 [ 1339.169611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.169687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.169792][ T32] r5:8548938c r4:85489000 [ 1339.169868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.169973][ T32] r7:ddde2d80 r6:83018200 r5:8548938c r4:84603580 [ 1339.170029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.170137][ T32] r10:61c88647 r9:847a0000 r8:846035ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.170224][ T32] r4:84603580 [ 1339.170273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.170371][ T32] r10:00000000 r9:84603580 r8:80287e08 r7:eb78de60 r6:84f3b280 r5:847a0000 [ 1339.170422][ T32] r4:00000001 [ 1339.170546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.170641][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1339.170703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.170762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.170818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.170879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.170934][ T32] r4:84c31ac0 [ 1339.171670][ T32] INFO: task kworker/1:807:5106 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.171756][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.171893][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.171985][ T32] Call trace: [ 1339.172071][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.172174][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.172224][ T32] r4:00000000 [ 1339.172268][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.172350][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.172411][ T32] 5d20: ab189000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.172472][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.172529][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.172598][ T32] r5:800f0013 r4:80239bb0 [ 1339.172647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.172731][ T32] r4:82ac21e4 [ 1339.172775][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1339.172927][ T32] r4:e0585dc0 [ 1339.172974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.173067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.173118][ T32] r4:00000000 [ 1339.173165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.173278][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.173334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.173444][ T32] r5:00001000 r4:ed2cb000 [ 1339.173494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.173577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.173660][ T32] r5:843adb8c r4:843ad800 [ 1339.173706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.173801][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.173849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.173942][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.173992][ T32] r4:84f79100 [ 1339.174041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.174137][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.174223][ T32] r4:00000001 [ 1339.174284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.174363][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.174418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.174478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.174565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.174633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.174681][ T32] r4:84f605c0 [ 1339.174728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1339.174906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.175097][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.175455][ T32] r4:847a1800 ** 3 printk messages dropped ** [ 1339.175707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.176610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.176697][ T32] r5:85489b8c r4:85489800 ** 2 printk messages dropped ** [ 1339.176876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.177459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.209821][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1339.210456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1339.211407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.211762][ T32] r5:843adb8c r4:843ad800 [ 1339.211811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.211908][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.211957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.212066][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.212119][ T32] r4:84f79100 [ 1339.212181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.212284][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.212341][ T32] r4:00000001 [ 1339.212386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.212476][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.212535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.212598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.212674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.212743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.212794][ T32] r4:84f605c0 [ 1339.212854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.212920][ T32] INFO: task kworker/1:809:5109 blocked for more than 465 seconds. [ 1339.213003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.213068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.213115][ T32] task:kworker/1:809 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.213214][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.213303][ T32] Call trace: [ 1339.213429][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.213528][ T32] r10:8291a684 r9:eb7a1d84 r8:00000002 r7:60000013 r6:eb7a1d8c r5:847a2400 [ 1339.213580][ T32] r4:847a2400 [ 1339.213628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.213735][ T32] r5:847a2400 r4:8291a680 [ 1339.213810][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.213900][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.213989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a1e08 [ 1339.214052][ T32] r4:00000000 [ 1339.214099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.214176][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.214284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.214394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c31e00 [ 1339.214449][ T32] r4:00000000 [ 1339.214497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.214590][ T32] r9:83018205 r8:847a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.214638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.214741][ T32] r5:00001000 r4:ead17000 [ 1339.214805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.214891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.214982][ T32] r5:8548978c r4:85489400 [ 1339.215048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.215152][ T32] r7:ddde2d80 r6:83018200 r5:8548978c r4:84603680 [ 1339.215215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.215320][ T32] r10:61c88647 r9:847a2400 r8:846036ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.215374][ T32] r4:84603680 [ 1339.215419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.215514][ T32] r10:00000000 r9:84603680 r8:80287e08 r7:eb79de60 r6:84f3b380 r5:847a2400 [ 1339.215564][ T32] r4:00000001 [ 1339.215609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.215701][ T32] Exception stack(0xeb7a1fb0 to 0xeb7a1ff8) [ 1339.215853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.215964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.216066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.216137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.216187][ T32] r4:84c31b40 [ 1339.216626][ T32] INFO: task kworker/1:809:5109 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.216691][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.216829][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.216932][ T32] Call trace: [ 1339.217003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.217124][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.217197][ T32] r4:00000000 [ 1339.217251][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.217343][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.217409][ T32] 5d20: ab600000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.217472][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.217530][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.217685][ T32] r5:800f0013 r4:80239bb0 [ 1339.245677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.245836][ T32] r4:82ac21e4 [ 1339.245894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.245988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.246054][ T32] r4:e0585dc0 [ 1339.246104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.246251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.246315][ T32] r4:00000000 [ 1339.246364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.246464][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.246516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.246637][ T32] r5:00001000 r4:ed2cb000 [ 1339.246705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.246795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.246887][ T32] r5:843adb8c r4:843ad800 [ 1339.246934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.247068][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.247126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.247229][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.247283][ T32] r4:84f79100 [ 1339.247332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.247431][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.247527][ T32] r4:00000001 [ 1339.252962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.253117][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.253212][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.253292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.253357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.253441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.253501][ T32] r4:84f605c0 [ 1339.253552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.253647][ T32] INFO: task kworker/1:810:5112 blocked for more than 465 seconds. [ 1339.253736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.253797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.253850][ T32] task:kworker/1:810 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.253997][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.254167][ T32] Call trace: [ 1339.254339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.254477][ T32] r10:8291a684 r9:eb7add84 r8:00000002 r7:60000113 r6:eb7add8c r5:847a0c00 [ 1339.254536][ T32] r4:847a0c00 [ 1339.254598][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.254711][ T32] r5:847a0c00 r4:8291a680 [ 1339.254817][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.255439][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.255855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.256685][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1339.273748][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1339.274287][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.275130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.275179][ T32] r4:00000000 [ 1339.275222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.275318][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.275366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.275452][ T32] r5:00001000 r4:ed2cb000 [ 1339.275499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.275611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.275707][ T32] r5:843adb8c r4:843ad800 [ 1339.275756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.275886][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.275945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.276074][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.276155][ T32] r4:84f79100 [ 1339.276249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.276365][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.276422][ T32] r4:00000001 [ 1339.276468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.276546][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.276601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.276658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.276711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.276767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.276828][ T32] r4:84f605c0 [ 1339.276903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.276966][ T32] INFO: task kworker/1:811:5114 blocked for more than 465 seconds. [ 1339.277062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.277117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.277158][ T32] task:kworker/1:811 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.277267][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.277367][ T32] Call trace: [ 1339.277463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1339.299080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.299846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.300226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.300387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.301222][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) ** 6 printk messages dropped ** [ 1339.302855][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.303415][ T32] r4:00000000 [ 1339.303473][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.303571][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.303636][ T32] 5d20: abebb000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.303701][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.303783][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.303842][ T32] r5:800f0013 r4:80239bb0 [ 1339.303888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.304117][ T32] r4:82ac21e4 [ 1339.304185][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.304294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.304357][ T32] r4:e0585dc0 [ 1339.304401][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.304490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.304539][ T32] r4:00000000 [ 1339.304583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.304704][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.304785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.304879][ T32] r5:00001000 r4:ed2cb000 [ 1339.304923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.305019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.305117][ T32] r5:843adb8c r4:843ad800 [ 1339.305163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.305345][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.305504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.305627][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.305691][ T32] r4:84f79100 [ 1339.305755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.305856][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.305907][ T32] r4:00000001 [ 1339.305949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.306024][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.306096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.306158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.306306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.306413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.306470][ T32] r4:84f605c0 [ 1339.306517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.306589][ T32] INFO: task kworker/1:812:5115 blocked for more than 465 seconds. [ 1339.306662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.306722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.306808][ T32] task:kworker/1:812 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.306949][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.307063][ T32] Call trace: [ 1339.307137][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.307233][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:847a4800 [ 1339.307281][ T32] r4:847a4800 [ 1339.307333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.307440][ T32] r5:847a4800 r4:8291a680 [ 1339.307489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.307688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.328405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1339.328498][ T32] r4:00000000 [ 1339.328555][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.328695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.328784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.328875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6100 [ 1339.328942][ T32] r4:00000000 [ 1339.329022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.329144][ T32] r9:83018205 r8:847a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1339.329223][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.329327][ T32] r5:00001000 r4:eae83000 [ 1339.329374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.329455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.329543][ T32] r5:8548a38c r4:8548a000 [ 1339.329585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.329701][ T32] r7:ddde2d80 r6:83018200 r5:8548a38c r4:84603800 [ 1339.329761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.329880][ T32] r10:61c88647 r9:847a4800 r8:8460382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.329961][ T32] r4:84603800 [ 1339.330017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.330123][ T32] r10:00000000 r9:84603800 r8:80287e08 r7:eb7b1e60 r6:84f3b500 r5:847a4800 [ 1339.330211][ T32] r4:00000001 [ 1339.330270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.330360][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1339.330445][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.330513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.330601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.330694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.330777][ T32] r4:854e6040 [ 1339.331543][ T32] INFO: task kworker/1:812:5115 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 7 printk messages dropped ** [ 1339.332359][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1339.332862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1339.333334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.333451][ T32] r5:00001000 r4:ed2cb000 [ 1339.333556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.333679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.333807][ T32] r5:843adb8c r4:843ad800 [ 1339.333893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.334004][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.334060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.334155][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.334239][ T32] r4:84f79100 [ 1339.334283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.334443][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.334547][ T32] r4:00000001 [ 1339.334610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.334706][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.334800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.334870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.334930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.334992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.335045][ T32] r4:84f605c0 [ 1339.335091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.335147][ T32] INFO: task kworker/0:181:5118 blocked for more than 465 seconds. [ 1339.335212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.335264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.335311][ T32] task:kworker/0:181 state:D stack:0 pid:5118 tgid:5118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.335404][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.335487][ T32] Call trace: [ 1339.335550][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1339.335722][ T32] r4:847a5400 ** 3 printk messages dropped ** [ 1339.336018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.336763][ T32] r5:00001000 r4:eaf27000 ** 1 printk messages dropped ** [ 1339.336906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.337011][ T32] r5:854af78c r4:854af400 ** 3 printk messages dropped ** [ 1339.337302][ T32] r10:61c88647 r9:847a5400 r8:84f3b5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1339.369819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.371412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.372138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1339.372906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.373573][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.373966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.374691][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1339.375292][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.375559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.375691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6400 [ 1339.375756][ T32] r4:00000000 [ 1339.375801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.375895][ T32] r9:83018205 r8:847a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.375942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.376055][ T32] r5:00001000 r4:eaf59000 [ 1339.376196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.376310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.376414][ T32] r5:8548a78c r4:8548a400 [ 1339.376464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.376575][ T32] r7:ddde2d80 r6:83018200 r5:8548a78c r4:84603880 [ 1339.376626][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.376740][ T32] r10:61c88647 r9:847a6000 r8:846038ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.376794][ T32] r4:84603880 [ 1339.376856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.376960][ T32] r10:00000000 r9:84603880 r8:80287e08 r7:eb7b1e60 r6:84f3b680 r5:847a6000 [ 1339.377029][ T32] r4:00000001 [ 1339.377092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.377170][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1339.377242][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.377312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.377390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.377481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.377537][ T32] r4:854e61c0 [ 1339.404298][ T32] INFO: task kworker/1:813:5119 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.404506][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.404720][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.404844][ T32] Call trace: [ 1339.404914][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.405027][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.405109][ T32] r4:00000000 [ 1339.405176][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.405272][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.405337][ T32] 5d20: ac60d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.405400][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.405458][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.405526][ T32] r5:800f0013 r4:80239bb0 [ 1339.405592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.405685][ T32] r4:82ac21e4 [ 1339.405731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.405860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.405934][ T32] r4:e0585dc0 [ 1339.405983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.406083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.406137][ T32] r4:00000000 [ 1339.406180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.406316][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.406367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.406452][ T32] r5:00001000 r4:ed2cb000 [ 1339.406497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.406596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.406705][ T32] r5:843adb8c r4:843ad800 [ 1339.406766][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.406881][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.406934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407044][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.407095][ T32] r4:84f79100 [ 1339.407139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407256][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.407313][ T32] r4:00000001 [ 1339.407358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.407434][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.407493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.407589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.415705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.415962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.416026][ T32] r4:84f605c0 [ 1339.416089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.416169][ T32] INFO: task kworker/0:182:5120 blocked for more than 465 seconds. [ 1339.416263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.416324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.416372][ T32] task:kworker/0:182 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.416489][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.416605][ T32] Call trace: [ 1339.416702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.416814][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:847a6c00 [ 1339.416881][ T32] r4:847a6c00 [ 1339.416947][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.417052][ T32] r5:847a6c00 r4:8291a680 [ 1339.417100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.417183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.417272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1339.417325][ T32] r4:00000000 [ 1339.417385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.417582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.421388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.421537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5c00 [ 1339.421589][ T32] r4:00000000 [ 1339.421634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.421733][ T32] r9:83018005 r8:847a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1339.421783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.421894][ T32] r5:00001000 r4:eb097000 [ 1339.421946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.422030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.422131][ T32] r5:854afb8c r4:854af800 [ 1339.422244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.422352][ T32] r7:dddced80 r6:83018000 r5:854afb8c r4:84f3b700 [ 1339.422402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.422500][ T32] r10:61c88647 r9:847a6c00 r8:84f3b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.422576][ T32] r4:84f3b700 [ 1339.422627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.422724][ T32] r10:00000000 r9:84f3b700 r8:80287e08 r7:eb631e60 r6:84f3b780 r5:847a6c00 [ 1339.422791][ T32] r4:00000001 [ 1339.422841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.422923][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1339.423004][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.423084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.423145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.423208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.423272][ T32] r4:854e5080 [ 1339.424025][ T32] INFO: task kworker/0:182:5120 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.424120][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.424264][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.424382][ T32] Call trace: [ 1339.424496][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.424625][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.424697][ T32] r4:00000000 [ 1339.424746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.424831][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.424894][ T32] 5d20: ac60d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.424956][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.425010][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.425080][ T32] r5:800f0013 r4:80239bb0 [ 1339.425132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.425217][ T32] r4:82ac21e4 [ 1339.425264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.425360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.425409][ T32] r4:e0585dc0 [ 1339.425451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.425537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.425589][ T32] r4:00000000 [ 1339.425633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.425728][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.425804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.425903][ T32] r5:00001000 r4:ed2cb000 [ 1339.425968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.426069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.426165][ T32] r5:843adb8c r4:843ad800 [ 1339.426255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.426384][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 3 printk messages dropped ** [ 1339.426658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1339.427185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.459106][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.459710][ T32] r5:8550ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1339.460008][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.460384][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.460935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.461221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.461970][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.463530][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1339.464081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.464174][ T32] r4:82ac21e4 [ 1339.464240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.464342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.464392][ T32] r4:e0585dc0 [ 1339.464482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.464578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.464631][ T32] r4:00000000 [ 1339.464693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.464793][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.464842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.464930][ T32] r5:00001000 r4:ed2cb000 [ 1339.464978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.465100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.465204][ T32] r5:843adb8c r4:843ad800 [ 1339.465269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.465382][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.465529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.465636][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.465686][ T32] r4:84f79100 [ 1339.465765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.465903][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.466040][ T32] r4:00000001 [ 1339.466107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.466222][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.466284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.466349][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.466436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.466503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.466553][ T32] r4:84f605c0 [ 1339.466778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.466870][ T32] INFO: task kworker/1:815:5126 blocked for more than 465 seconds. [ 1339.466947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.467003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.467056][ T32] task:kworker/1:815 state:D stack:0 pid:5126 tgid:5126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.467176][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.467263][ T32] Call trace: [ 1339.467331][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.467427][ T32] r10:8291a684 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:85510c00 [ 1339.467475][ T32] r4:85510c00 [ 1339.467519][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.495277][ T32] r5:85510c00 r4:8291a680 [ 1339.495382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.495510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.495606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1339.495656][ T32] r4:00000000 [ 1339.495699][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.495774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.496040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6600 ** 6 printk messages dropped ** [ 1339.496551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.496641][ T32] r5:8548af8c r4:8548ac00 ** 2 printk messages dropped ** [ 1339.496858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.508303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.509566][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.510246][ T32] 5d20: acd6e000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1339.510957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1339.511761][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1339.512300][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1339.512580][ T32] r4:84f605c0 [ 1339.512625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.512697][ T32] INFO: task kworker/1:816:5127 blocked for more than 466 seconds. [ 1339.512766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.512823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.512870][ T32] task:kworker/1:816 state:D stack:0 pid:5127 tgid:5127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.512987][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.513208][ T32] Call trace: [ 1339.513288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.513393][ T32] r10:8291a684 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:85511800 [ 1339.513444][ T32] r4:85511800 [ 1339.513486][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.513568][ T32] r5:85511800 r4:8291a680 [ 1339.513610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.513689][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.513774][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1339.513820][ T32] r4:00000000 [ 1339.513860][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.513932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.514000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.514090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e67c0 [ 1339.514137][ T32] r4:00000000 [ 1339.514177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.514303][ T32] r9:83018205 r8:85511800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1339.514347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.514429][ T32] r5:00001000 r4:eaff5000 [ 1339.514472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.514567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.514681][ T32] r5:8548b38c r4:8548b000 [ 1339.514727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.514818][ T32] r7:ddde2d80 r6:83018200 r5:8548b38c r4:84603a00 [ 1339.514862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.514953][ T32] r10:61c88647 r9:85511800 r8:84603a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.515001][ T32] r4:84603a00 [ 1339.515050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.515137][ T32] r10:00000000 r9:84603a00 r8:80287e08 r7:eb7c5e60 r6:84f3b900 r5:85511800 [ 1339.515185][ T32] r4:00000001 [ 1339.515225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.515299][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1339.515380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.515449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.515501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.515561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.515608][ T32] r4:854e6480 [ 1339.516065][ T32] INFO: task kworker/1:816:5127 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.516128][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.516240][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.516363][ T32] Call trace: [ 1339.516455][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.516582][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.516643][ T32] r4:00000000 [ 1339.516700][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.516787][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.516853][ T32] 5d20: acd6e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.516931][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.516991][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.517049][ T32] r5:800f0013 r4:80239bb0 [ 1339.517093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.517176][ T32] r4:82ac21e4 [ 1339.517217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.517303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.517355][ T32] r4:e0585dc0 [ 1339.517395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.517475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.517583][ T32] r4:00000000 [ 1339.541539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.541638][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.541684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.541736][ T32] r5:00001000 r4:ed2cb000 [ 1339.541757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.541800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.541843][ T32] r5:843adb8c r4:843ad800 [ 1339.541909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.541983][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.542017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1339.542116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1339.542263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.542565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1339.542718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.542799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.542859][ T32] task:kworker/1:817 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.542952][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.543054][ T32] Call trace: [ 1339.543142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.543209][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000013 r6:eb7d9d8c r5:85513000 [ 1339.543235][ T32] r4:85513000 [ 1339.543257][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.543327][ T32] r5:85513000 r4:8291a680 [ 1339.543351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.543392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.543433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1339.543456][ T32] r4:00000000 [ 1339.543476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.543510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.543575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.543623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e68c0 [ 1339.543647][ T32] r4:00000000 [ 1339.543753][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.543802][ T32] r9:83018205 r8:85513000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.543824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.543894][ T32] r5:00001000 r4:eb02d000 [ 1339.543918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.543980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.544025][ T32] r5:8548b78c r4:8548b400 [ 1339.544063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.544112][ T32] r7:ddde2d80 r6:83018200 r5:8548b78c r4:84603a80 [ 1339.544132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.544178][ T32] r10:61c88647 r9:85513000 r8:84603aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.544215][ T32] r4:84603a80 [ 1339.544237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.544335][ T32] r10:00000000 r9:84603a80 r8:80287e08 r7:eb7c5e60 r6:84f3b980 r5:85513000 [ 1339.544361][ T32] r4:00000001 [ 1339.544380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.544415][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1339.544442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.544492][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.544533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.544564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.544586][ T32] r4:854e6640 [ 1339.545012][ T32] INFO: task kworker/1:817:5129 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.545098][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.545240][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.545361][ T32] Call trace: [ 1339.545479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.545531][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.545565][ T32] r4:00000000 [ 1339.545587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.545628][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.545656][ T32] 5d20: acfe7000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.545685][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.545749][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.545777][ T32] r5:800f0013 r4:80239bb0 [ 1339.545826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.545871][ T32] r4:82ac21e4 [ 1339.545891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.545933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.545955][ T32] r4:e0585dc0 [ 1339.545995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.546122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.546171][ T32] r4:00000000 [ 1339.546247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.546318][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.546341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.546409][ T32] r5:00001000 r4:ed2cb000 [ 1339.546434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.546475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.546616][ T32] r5:843adb8c r4:843ad800 [ 1339.546662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.546712][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.546733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.546778][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.546802][ T32] r4:84f79100 [ 1339.546820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.546865][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.546886][ T32] r4:00000001 [ 1339.546905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.546951][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.547012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.547052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.547082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.547111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.547134][ T32] r4:84f605c0 [ 1339.547164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.547191][ T32] INFO: task kworker/1:818:5132 blocked for more than 466 seconds. [ 1339.547229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.547255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.547275][ T32] task:kworker/1:818 state:D stack:0 pid:5132 tgid:5132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.547343][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.547413][ T32] Call trace: [ 1339.547472][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.547521][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000113 r6:eb7ddd8c r5:85510000 ** 4 printk messages dropped ** [ 1339.554921][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.555461][ T32] r5:00001000 r4:eb15b000 ** 1 printk messages dropped ** [ 1339.555618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.555971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1339.556896][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1339.557594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.571059][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1339.571489][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.571800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.571857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.571917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.571949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.571972][ T32] r4:84f605c0 [ 1339.571996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.572062][ T32] INFO: task kworker/1:819:5133 blocked for more than 466 seconds. [ 1339.572117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.572145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.572194][ T32] task:kworker/1:819 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.572459][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.572544][ T32] Call trace: [ 1339.572604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.572656][ T32] r10:8291a684 r9:eb7e1d84 r8:00000002 r7:60000013 r6:eb7e1d8c r5:85513c00 [ 1339.572679][ T32] r4:85513c00 [ 1339.572699][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.572835][ T32] r5:85513c00 r4:8291a680 [ 1339.572860][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.572923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.572969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1339.573012][ T32] r4:00000000 [ 1339.573041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.573092][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.573133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.573276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6b80 [ 1339.573302][ T32] r4:00000000 [ 1339.573321][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.573365][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.573447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.573493][ T32] r5:00001000 r4:eb07d000 [ 1339.573513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.573615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.573682][ T32] r5:8548bf8c r4:8548bc00 [ 1339.573728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.573776][ T32] r7:ddde2d80 r6:83018200 r5:8548bf8c r4:84603b80 [ 1339.573824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.573907][ T32] r10:61c88647 r9:85513c00 r8:84603bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.573933][ T32] r4:84603b80 [ 1339.573952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.573997][ T32] r10:00000000 r9:84603b80 r8:80287e08 r7:eb7dde60 r6:84f3ba80 r5:85513c00 [ 1339.574058][ T32] r4:00000001 [ 1339.574101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.574144][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1339.574213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.574248][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.574364][ T32] r4:854e6a00 ** 3 printk messages dropped ** [ 1339.575069][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.575401][ T32] 5d20: ad679000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1339.575933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1339.576252][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1339.576507][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1339.576820][ T32] r4:84f605c0 ** 4 printk messages dropped ** [ 1339.577010][ T32] task:kworker/1:820 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.577451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.600546][ T32] r5:00001000 r4:eb0d5000 ** 1 printk messages dropped ** [ 1339.600627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.601001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.601295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.602182][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1339.602609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1339.603000][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1339.603237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.603287][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.603309][ T32] r4:00000001 [ 1339.603394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.603432][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.603459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.603488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.603560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.603594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.603616][ T32] r4:84f605c0 [ 1339.603637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.603692][ T32] INFO: task kworker/0:183:5138 blocked for more than 466 seconds. [ 1339.603728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.603753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.603773][ T32] task:kworker/0:183 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.603818][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.603859][ T32] Call trace: [ 1339.603915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.604009][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000013 r6:eb7bdd8c r5:85515400 [ 1339.604041][ T32] r4:85515400 [ 1339.604064][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.604106][ T32] r5:85515400 r4:8291a680 [ 1339.604157][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.604232][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.604305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1339.604331][ T32] r4:00000000 [ 1339.604350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.604384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.604417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.604457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85086300 [ 1339.604478][ T32] r4:00000000 [ 1339.604551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.604683][ T32] r5:00001000 r4:eb941000 [ 1339.604707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.604747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.604790][ T32] r5:8550438c r4:85504000 [ 1339.604810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.604855][ T32] r7:dddced80 r6:83018000 r5:8550438c r4:84f3bb80 [ 1339.604875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.604957][ T32] r10:61c88647 r9:85515400 r8:84f3bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.605019][ T32] r4:84f3bb80 [ 1339.605058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.605135][ T32] r10:00000000 r9:84f3bb80 r8:80287e08 r7:eb631e60 r6:84f3bc00 r5:85515400 [ 1339.605164][ T32] r4:00000001 [ 1339.605184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.605219][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1339.605245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.605273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.605332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.605427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.605479][ T32] r4:854e5bc0 [ 1339.605752][ T32] INFO: task kworker/0:183:5138 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.605788][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.605883][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.605928][ T32] Call trace: [ 1339.605982][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.606042][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.606078][ T32] r4:00000000 [ 1339.606132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.606176][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.606236][ T32] 5d20: adaac000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.606281][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.606311][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.606336][ T32] r5:800f0013 r4:80239bb0 [ 1339.606358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.606401][ T32] r4:82ac21e4 [ 1339.606421][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.606462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.606485][ T32] r4:e0585dc0 [ 1339.606522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.606589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.606614][ T32] r4:00000000 [ 1339.606634][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.606680][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.606710][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.606755][ T32] r5:00001000 r4:ed2cb000 [ 1339.606777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.606834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.606917][ T32] r5:843adb8c r4:843ad800 [ 1339.606977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.607049][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 3 printk messages dropped ** [ 1339.607186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.607372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.607400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.607426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.607453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.607486][ T32] r4:84f605c0 [ 1339.607510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.607580][ T32] INFO: task kworker/0:184:5139 blocked for more than 466 seconds. [ 1339.623922][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.623990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.624019][ T32] task:kworker/0:184 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.624101][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.624163][ T32] Call trace: [ 1339.624198][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.624265][ T32] r10:8291a684 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:85516000 [ 1339.624314][ T32] r4:85516000 [ 1339.624361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.624471][ T32] r5:85516000 r4:8291a680 [ 1339.624516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.624558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.624601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 [ 1339.624625][ T32] r4:00000000 [ 1339.624667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.624708][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.624789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4fc0 ** 6 printk messages dropped ** [ 1339.625139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.625184][ T32] r5:84e1038c r4:84e10000 ** 2 printk messages dropped ** [ 1339.625273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.625636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.626508][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1339.626816][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.626957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1339.627381][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.641237][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.641635][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.641980][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.642433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.642583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.642908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.643196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1339.643760][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.643928][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.644189][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1339.644539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1339.644951][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.644971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.645016][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.645057][ T32] r4:84f79100 [ 1339.645080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.645126][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.645164][ T32] r4:00000001 [ 1339.645206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.645246][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.645281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.645316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.645342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.645371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.645393][ T32] r4:84f605c0 [ 1339.645435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.645463][ T32] INFO: task kworker/1:822:5144 blocked for more than 466 seconds. [ 1339.645510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.645558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.645581][ T32] task:kworker/1:822 state:D stack:0 pid:5144 tgid:5144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.645647][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.645713][ T32] Call trace: [ 1339.645743][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.645790][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:85512400 [ 1339.645813][ T32] r4:85512400 [ 1339.645833][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.645901][ T32] r5:85512400 r4:8291a680 [ 1339.645932][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.645974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.646016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1339.646044][ T32] r4:00000000 [ 1339.646063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.646095][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.646128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.646169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6fc0 [ 1339.646228][ T32] r4:00000000 [ 1339.646250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.646311][ T32] r9:83018205 r8:85512400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1339.646345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.646390][ T32] r5:00001000 r4:eb193000 [ 1339.646409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.646467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.646513][ T32] r5:8548cf8c r4:8548cc00 [ 1339.646533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.646578][ T32] r7:ddde2d80 r6:83018200 r5:8548cf8c r4:84603d00 [ 1339.646598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.646645][ T32] r10:61c88647 r9:85512400 r8:84603d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.646666][ T32] r4:84603d00 [ 1339.646686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.646750][ T32] r10:00000000 r9:84603d00 r8:80287e08 r7:eb7ede60 r6:84f3be00 r5:85512400 [ 1339.646776][ T32] r4:00000001 [ 1339.646804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.646862][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1339.646891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.646920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.646967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.647014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.647079][ T32] r4:854e6c00 [ 1339.647333][ T32] INFO: task kworker/1:822:5144 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.647362][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.647430][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.647484][ T32] Call trace: [ 1339.647560][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.672901][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.672988][ T32] r4:00000000 [ 1339.673061][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1339.673276][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1339.673755][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1339.674171][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1339.674308][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1339.674411][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.674627][ T32] INFO: task kworker/1:823:5146 blocked for more than 466 seconds. [ 1339.674662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.674709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.674739][ T32] task:kworker/1:823 state:D stack:0 pid:5146 tgid:5146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.674798][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.674870][ T32] Call trace: [ 1339.674930][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.675016][ T32] r10:8291a684 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:84e2c800 [ 1339.675055][ T32] r4:84e2c800 [ 1339.675075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.675117][ T32] r5:84e2c800 r4:8291a680 [ 1339.675149][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.675212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.675285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1339.675312][ T32] r4:00000000 [ 1339.675332][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.675366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.675400][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.675450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e40c0 [ 1339.675481][ T32] r4:00000000 [ 1339.675501][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.675571][ T32] r9:83018205 r8:84e2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.675595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.675637][ T32] r5:00001000 r4:eb1fb000 [ 1339.675680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.675726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.675803][ T32] r5:8548d38c r4:8548d000 [ 1339.675840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.675888][ T32] r7:ddde2d80 r6:83018200 r5:8548d38c r4:84603d80 [ 1339.675925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.675973][ T32] r10:61c88647 r9:84e2c800 r8:84603dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.675997][ T32] r4:84603d80 [ 1339.676057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.676108][ T32] r10:00000000 r9:84603d80 r8:80287e08 r7:eb7f1e60 r6:84f3be80 r5:84e2c800 [ 1339.676165][ T32] r4:00000001 [ 1339.676214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.676273][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1339.676331][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.676363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.676412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.676443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.676492][ T32] r4:854e6c00 [ 1339.676944][ T32] INFO: task kworker/1:823:5146 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.677000][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.677095][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.677153][ T32] Call trace: [ 1339.677184][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.677234][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.677278][ T32] r4:00000000 [ 1339.677302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.677351][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.677381][ T32] 5d20: aeae5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.677433][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.677497][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.677587][ T32] r5:800f0013 r4:80239bb0 [ 1339.684974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.685069][ T32] r4:82ac21e4 [ 1339.685116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.685166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.685190][ T32] r4:e0585dc0 [ 1339.685232][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.685278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.685325][ T32] r4:00000000 [ 1339.685348][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.685396][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.685418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.685473][ T32] r5:00001000 r4:ed2cb000 [ 1339.685496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.685536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.685587][ T32] r5:843adb8c r4:843ad800 [ 1339.685656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.685706][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.685751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.685871][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.685897][ T32] r4:84f79100 [ 1339.685917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.685964][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.685986][ T32] r4:00000001 [ 1339.686006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.686060][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.686094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.686122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.686169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.686228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.686288][ T32] r4:84f605c0 [ 1339.686338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.686371][ T32] INFO: task kworker/1:824:5148 blocked for more than 466 seconds. [ 1339.686405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.686449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.686477][ T32] task:kworker/1:824 state:D stack:0 pid:5148 tgid:5148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.686557][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.686663][ T32] Call trace: [ 1339.686743][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.686798][ T32] r10:8291a684 r9:eb7fdd84 r8:00000002 r7:60000113 r6:eb7fdd8c r5:84c58000 [ 1339.686843][ T32] r4:84c58000 [ 1339.686888][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.686951][ T32] r5:84c58000 r4:8291a680 [ 1339.686983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.687074][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.687184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 [ 1339.687210][ T32] r4:00000000 [ 1339.687230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.687284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.687388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.687433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e42c0 [ 1339.687456][ T32] r4:00000000 [ 1339.687476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.687520][ T32] r9:83018205 r8:84c58000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1339.687592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.693917][ T32] r5:00001000 r4:eb23b000 [ 1339.693994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.694089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.694143][ T32] r5:8548d78c r4:8548d400 [ 1339.694165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.694239][ T32] r7:ddde2d80 r6:83018200 r5:8548d78c r4:84603e00 [ 1339.694262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.694310][ T32] r10:61c88647 r9:84c58000 r8:84603e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.694333][ T32] r4:84603e00 [ 1339.694384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.694437][ T32] r10:00000000 r9:84603e00 r8:80287e08 r7:eb7f5e60 r6:84f3bf00 r5:84c58000 [ 1339.694496][ T32] r4:00000001 [ 1339.694521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.694560][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1339.694590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.694619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.694680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.694712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.694734][ T32] r4:854e4000 [ 1339.695176][ T32] INFO: task kworker/1:824:5148 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.695208][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.695345][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.695510][ T32] Call trace: [ 1339.695583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.695670][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.695725][ T32] r4:00000000 [ 1339.695747][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.695787][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.695815][ T32] 5d20: aeae5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.695899][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.695953][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.696026][ T32] r5:800f0013 r4:80239bb0 [ 1339.696069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.696115][ T32] r4:82ac21e4 [ 1339.696154][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.696208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.696288][ T32] r4:e0585dc0 [ 1339.696311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.696353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.696420][ T32] r4:00000000 [ 1339.696444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.696491][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.696512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.696553][ T32] r5:00001000 r4:ed2cb000 [ 1339.696603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.696647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.696689][ T32] r5:843adb8c r4:843ad800 [ 1339.696741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.696791][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.696845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.696894][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1339.696936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1339.710894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.711385][ T32] r5:84c59800 r4:8291a680 ** 5 printk messages dropped ** [ 1339.711657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1339.711844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.712094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.712136][ T32] r5:8548db8c r4:8548d800 ** 4 printk messages dropped ** [ 1339.712429][ T32] r4:84603e80 ** 8 printk messages dropped ** [ 1339.712734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1339.714010][ T32] r4:e0585dc0 ** 11 printk messages dropped ** [ 1339.714659][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1339.714932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.715251][ T32] INFO: task kworker/1:826:5152 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1339.715680][ T32] r5:84c5b000 r4:8291a680 ** 2 printk messages dropped ** [ 1339.715776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 ** 9 printk messages dropped ** [ 1339.716215][ T32] r5:00001000 r4:eb82d000 [ 1339.716236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.716306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.716351][ T32] r5:8548ef8c r4:8548ec00 [ 1339.716371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.716461][ T32] r7:ddde2d80 r6:83018200 r5:8548ef8c r4:84603f00 [ 1339.716486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.716578][ T32] r10:61c88647 r9:84c5b000 r8:84603f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.716652][ T32] r4:84603f00 [ 1339.716783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.716846][ T32] r10:00000000 r9:84603f00 r8:80287e08 r7:eb805e60 r6:854f3000 r5:84c5b000 [ 1339.716871][ T32] r4:00000001 [ 1339.716894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.716975][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1339.717004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.717040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.717066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.717135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.717161][ T32] r4:854e4140 [ 1339.746843][ T32] INFO: task kworker/1:826:5152 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.747979][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.748625][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.748694][ T32] Call trace: [ 1339.748729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.748789][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.748854][ T32] r4:00000000 [ 1339.749067][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.749116][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.749147][ T32] 5d20: af739000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.749178][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.749203][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.749227][ T32] r5:800f0013 r4:80239bb0 [ 1339.749247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.749312][ T32] r4:82ac21e4 [ 1339.749336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.749447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.749474][ T32] r4:e0585dc0 [ 1339.749494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.750109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.750364][ T32] r4:00000000 [ 1339.750391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.750440][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.750462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.750505][ T32] r5:00001000 r4:ed2cb000 [ 1339.750526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.750565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.750653][ T32] r5:843adb8c r4:843ad800 [ 1339.750844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.750896][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.750918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.751054][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.751082][ T32] r4:84f79100 [ 1339.751652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.751703][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.751728][ T32] r4:00000001 [ 1339.751748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.751784][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.751810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.751838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.751864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.751892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.752079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1339.753141][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.753412][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1339.753610][ T32] r9:83018205 r8:84c58c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 4 printk messages dropped ** [ 1339.753937][ T32] r5:8548df8c r4:8548dc00 ** 1 printk messages dropped ** [ 1339.754007][ T32] r7:ddde2d80 r6:83018200 r5:8548df8c r4:84603f80 ** 4 printk messages dropped ** [ 1339.754212][ T32] r10:00000000 r9:84603f80 r8:80287e08 r7:eb80de60 r6:854f3080 r5:84c58c00 ** 10 printk messages dropped ** [ 1339.755272][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.756041][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1339.756415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.756438][ T32] r4:e0585dc0 [ 1339.756457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.756499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.756563][ T32] r4:00000000 [ 1339.756596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.756643][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.756664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.756764][ T32] r5:00001000 r4:ed2cb000 [ 1339.756868][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.756921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.756963][ T32] r5:843adb8c r4:843ad800 [ 1339.756984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.757038][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.757347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.757657][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.782791][ T32] r4:84f79100 [ 1339.782839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.782943][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.783000][ T32] r4:00000001 [ 1339.783033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.783092][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.783139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.783171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.783199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.783257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.783309][ T32] r4:84f605c0 [ 1339.783336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.783367][ T32] INFO: task kworker/1:828:5155 blocked for more than 466 seconds. [ 1339.783400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.783425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.783448][ T32] task:kworker/1:828 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.783607][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.783689][ T32] Call trace: [ 1339.783725][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.783778][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:84c5a400 [ 1339.783831][ T32] r4:84c5a400 [ 1339.783855][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.783898][ T32] r5:84c5a400 r4:8291a680 [ 1339.783919][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.784002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.784089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1339.784148][ T32] r4:00000000 [ 1339.784209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.784255][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1339.784493][ T32] r9:83018205 r8:84c5a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1339.784794][ T32] r5:8548e38c r4:8548e000 ** 3 printk messages dropped ** [ 1339.784975][ T32] r10:61c88647 r9:84c5a400 r8:854ef02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1339.785418][ T32] r4:854e4380 ** 4 printk messages dropped ** [ 1339.786408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1339.787440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1339.798514][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1339.798738][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1339.798941][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1339.799221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.799381][ T32] INFO: task kworker/1:829:5157 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.799589][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.799938][ T32] r4:853eb000 ** 3 printk messages dropped ** [ 1339.800143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.800433][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.800776][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.800822][ T32] r5:00001000 r4:eb5bd000 [ 1339.800841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.800880][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.800944][ T32] r5:8548e78c r4:8548e400 [ 1339.800967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.801231][ T32] r7:ddde2d80 r6:83018200 r5:8548e78c r4:854ef080 [ 1339.801257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.801381][ T32] r10:61c88647 r9:853eb000 r8:854ef0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.801444][ T32] r4:854ef080 [ 1339.801499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.801569][ T32] r10:00000000 r9:854ef080 r8:80287e08 r7:eb80de60 r6:854ef100 r5:853eb000 [ 1339.801595][ T32] r4:00000001 [ 1339.801616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.801847][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1339.801911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.801943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.801990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.802023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.802068][ T32] r4:854e4540 [ 1339.802537][ T32] INFO: task kworker/1:829:5157 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.802572][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.802658][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.802840][ T32] Call trace: [ 1339.802954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.803008][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.803065][ T32] r4:00000000 [ 1339.803088][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.803166][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.803231][ T32] 5d20: afcda000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.803264][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.803290][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.803314][ T32] r5:800f0013 r4:80239bb0 [ 1339.803386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.803431][ T32] r4:82ac21e4 [ 1339.803452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.803493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.803515][ T32] r4:e0585dc0 [ 1339.803573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1339.803777][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 9 printk messages dropped ** [ 1339.804452][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1339.804600][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1339.804838][ T32] INFO: task kworker/1:830:5159 blocked for more than 466 seconds. [ 1339.804887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.804915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.805003][ T32] task:kworker/1:830 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.805062][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.805105][ T32] Call trace: [ 1339.805208][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.805296][ T32] r10:8291a684 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:853ebc00 [ 1339.805324][ T32] r4:853ebc00 [ 1339.805345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.805407][ T32] r5:853ebc00 r4:8291a680 [ 1339.805431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.805470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.805512][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1339.805533][ T32] r4:00000000 [ 1339.805552][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.805586][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.805621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.805695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4980 [ 1339.805722][ T32] r4:00000000 [ 1339.805743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.805787][ T32] r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1339.805809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.805851][ T32] r5:00001000 r4:eb821000 [ 1339.805871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.805909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.805950][ T32] r5:8548eb8c r4:8548e800 [ 1339.806006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.806079][ T32] r7:ddde2d80 r6:83018200 r5:8548eb8c r4:854ef180 [ 1339.806233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.806287][ T32] r10:61c88647 r9:853ebc00 r8:854ef1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.806758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.807572][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1339.829971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 5 printk messages dropped ** [ 1339.830289][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 8 printk messages dropped ** [ 1339.830840][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.831271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.832296][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.832580][ T32] r5:853ec800 r4:8291a680 [ 1339.832617][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.832702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.832750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 [ 1339.832821][ T32] r4:00000000 [ 1339.832858][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.832928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.832966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.833274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4c00 [ 1339.833306][ T32] r4:00000000 [ 1339.833327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.833371][ T32] r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1339.833393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.833434][ T32] r5:00001000 r4:eb839000 [ 1339.833628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.833679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.833743][ T32] r5:8548f38c r4:8548f000 [ 1339.833768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.833851][ T32] r7:ddde2d80 r6:83018200 r5:8548f38c r4:854ef280 [ 1339.833875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.833958][ T32] r10:61c88647 r9:853ec800 r8:854ef2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.833986][ T32] r4:854ef280 [ 1339.834006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.834051][ T32] r10:00000000 r9:854ef280 r8:80287e08 r7:eb80de60 r6:854ef300 r5:853ec800 [ 1339.834073][ T32] r4:00000001 [ 1339.834091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.834129][ T32] Exception stack(0xeb831fb0 to 0xeb831ff8) [ 1339.834157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.834185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.834291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.834347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.834491][ T32] r4:854e4940 [ 1339.834961][ T32] INFO: task kworker/1:831:5162 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.835029][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.835090][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.835179][ T32] Call trace: [ 1339.835210][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.835267][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.835291][ T32] r4:00000000 [ 1339.835312][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.835352][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.835379][ T32] 5d20: b008b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.835409][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.835561][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.835600][ T32] r5:800f0013 r4:80239bb0 [ 1339.835768][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.835831][ T32] r4:82ac21e4 [ 1339.835878][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.836006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.836035][ T32] r4:e0585dc0 [ 1339.836074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.836141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1339.836502][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1339.837119][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1339.837326][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1339.867042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1339.878778][ T32] r4:84c5bc00 ** 4 printk messages dropped ** [ 1339.878989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 ** 9 printk messages dropped ** [ 1339.879410][ T32] r5:00001000 r4:eb875000 ** 2 printk messages dropped ** [ 1339.879653][ T32] r5:8549038c r4:85490000 ** 2 printk messages dropped ** [ 1339.879952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.880474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.881143][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.881341][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.881571][ T32] Call trace: [ 1339.881675][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.881731][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.881755][ T32] r4:00000000 [ 1339.881978][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.882023][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.882072][ T32] 5d20: b0878000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.882105][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.882132][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.882158][ T32] r5:800f0013 r4:80239bb0 [ 1339.882250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.882385][ T32] r4:82ac21e4 [ 1339.882410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.882454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.882477][ T32] r4:e0585dc0 [ 1339.882496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.882579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.882607][ T32] r4:00000000 [ 1339.882627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.882678][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.882701][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.882745][ T32] r5:00001000 r4:ed2cb000 [ 1339.882794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.882841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.882911][ T32] r5:843adb8c r4:843ad800 [ 1339.882963][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.883020][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.883234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.883433][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.883470][ T32] r4:84f79100 [ 1339.883490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.883537][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.883561][ T32] r4:00000001 [ 1339.883597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.883636][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.883663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.883691][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.883717][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.883758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.883785][ T32] r4:84f605c0 [ 1339.883806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.883893][ T32] INFO: task kworker/1:833:5167 blocked for more than 466 seconds. [ 1339.884020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.884139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.884253][ T32] task:kworker/1:833 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.884305][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.884446][ T32] Call trace: [ 1339.884547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.884596][ T32] r10:8291a684 r9:eb869d84 r8:00000002 r7:60000113 r6:eb869d8c r5:84c5ec00 ** 8 printk messages dropped ** [ 1339.886411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.886766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.886846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4a80 [ 1339.886893][ T32] r4:00000000 [ 1339.886915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.886963][ T32] r9:83018205 r8:84c5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1339.887013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.887088][ T32] r5:00001000 r4:eb845000 [ 1339.887128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.887210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.887360][ T32] r5:8548f78c r4:8548f400 [ 1339.887420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.887493][ T32] r7:ddde2d80 r6:83018200 r5:8548f78c r4:854ef400 [ 1339.887520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.908293][ T32] r10:61c88647 r9:84c5ec00 r8:854ef42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.908387][ T32] r4:854ef400 [ 1339.908454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.908559][ T32] r10:00000000 r9:854ef400 r8:80287e08 r7:eb84de60 r6:854f3200 r5:84c5ec00 [ 1339.908584][ T32] r4:00000001 [ 1339.908624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.908668][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1339.908727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.908762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.908789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.908818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.908840][ T32] r4:854e4c40 [ 1339.909296][ T32] INFO: task kworker/1:833:5167 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.909331][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.909441][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.909492][ T32] Call trace: [ 1339.909523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.909576][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.909621][ T32] r4:00000000 [ 1339.909666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.909740][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.909782][ T32] 5d20: b0dde000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.909814][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.909838][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.909883][ T32] r5:800f0013 r4:80239bb0 [ 1339.909942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.910010][ T32] r4:82ac21e4 [ 1339.910110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.910221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.910267][ T32] r4:e0585dc0 [ 1339.910289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.910355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.910404][ T32] r4:00000000 [ 1339.910437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.910528][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.910560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.910640][ T32] r5:00001000 r4:ed2cb000 [ 1339.910818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.910897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.910993][ T32] r5:843adb8c r4:843ad800 [ 1339.911049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.911331][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.911372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.911466][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.911529][ T32] r4:84f79100 [ 1339.911587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.911658][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.911758][ T32] r4:00000001 [ 1339.911862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.911934][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.912124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.912177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.912234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.912283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.912334][ T32] r4:84f605c0 [ 1339.912376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.912529][ T32] INFO: task kworker/1:834:5168 blocked for more than 466 seconds. [ 1339.912637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.912725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.912771][ T32] task:kworker/1:834 state:D stack:0 pid:5168 tgid:5168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.912854][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.912974][ T32] Call trace: [ 1339.913107][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.913174][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000013 r6:eb86dd8c r5:84c5d400 [ 1339.913201][ T32] r4:84c5d400 [ 1339.913248][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.913323][ T32] r5:84c5d400 r4:8291a680 [ 1339.913368][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.913462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.913558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1339.913618][ T32] r4:00000000 [ 1339.913658][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.913701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.913772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.913867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e4ec0 [ 1339.913933][ T32] r4:00000000 [ 1339.913959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.914055][ T32] r9:83018205 r8:84c5d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1339.914098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.914302][ T32] r5:00001000 r4:eb855000 [ 1339.914382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.914487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.914570][ T32] r5:8548fb8c r4:8548f800 [ 1339.914621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.914724][ T32] r7:ddde2d80 r6:83018200 r5:8548fb8c r4:854ef480 [ 1339.914810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.914904][ T32] r10:61c88647 r9:84c5d400 r8:854ef4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.914964][ T32] r4:854ef480 [ 1339.915022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.915116][ T32] r10:00000000 r9:854ef480 r8:80287e08 r7:eb84de60 r6:854f3280 r5:84c5d400 [ 1339.915163][ T32] r4:00000001 [ 1339.915204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.915275][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1339.915307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.915368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.915452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.915514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.915546][ T32] r4:854e4c40 [ 1339.915963][ T32] INFO: task kworker/1:834:5168 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.916004][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.916182][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.916303][ T32] Call trace: [ 1339.916340][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.916456][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.916493][ T32] r4:00000000 [ 1339.916517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.916560][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.916605][ T32] 5d20: b0dde000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.916684][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.916715][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.916741][ T32] r5:800f0013 r4:80239bb0 [ 1339.916763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.916839][ T32] r4:82ac21e4 [ 1339.916865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.916910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.916933][ T32] r4:e0585dc0 [ 1339.916953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.916994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.917016][ T32] r4:00000000 [ 1339.917037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.917094][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.917116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.917160][ T32] r5:00001000 r4:ed2cb000 [ 1339.917180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.917231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.917314][ T32] r5:843adb8c r4:843ad800 [ 1339.917341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.917393][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.917415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.917496][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.917603][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1339.938418][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1339.938707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.939067][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.939430][ T32] r5:84c5c800 r4:8291a680 ** 2 printk messages dropped ** [ 1339.939637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1339.939668][ T32] r4:00000000 [ 1339.939689][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.939753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.939797][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.939838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e6a00 [ 1339.939860][ T32] r4:00000000 [ 1339.939880][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.939958][ T32] r9:83018205 r8:84c5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1339.939983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.940026][ T32] r5:00001000 r4:eb861000 [ 1339.940056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.940123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.940167][ T32] r5:8548ff8c r4:8548fc00 [ 1339.940203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.940266][ T32] r7:ddde2d80 r6:83018200 r5:8548ff8c r4:854ef500 [ 1339.940294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.940343][ T32] r10:61c88647 r9:84c5c800 r8:854ef52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.940367][ T32] r4:854ef500 [ 1339.940386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.940469][ T32] r10:00000000 r9:854ef500 r8:80287e08 r7:eb84de60 r6:854f3300 r5:84c5c800 [ 1339.940494][ T32] r4:00000001 [ 1339.940514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.940549][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1339.940576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.940720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.940760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.940824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.940853][ T32] r4:854e4f00 [ 1339.941388][ T32] INFO: task kworker/1:835:5169 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.941459][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.941519][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.941596][ T32] Call trace: [ 1339.941689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.941743][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.941766][ T32] r4:00000000 [ 1339.941789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.941829][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.941856][ T32] 5d20: b11ef000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.941885][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.941910][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.941933][ T32] r5:800f0013 r4:80239bb0 [ 1339.941953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.941993][ T32] r4:82ac21e4 [ 1339.942021][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.942073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.942157][ T32] r4:e0585dc0 [ 1339.942228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.942307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.942355][ T32] r4:00000000 [ 1339.942386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.942454][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.942501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.942588][ T32] r5:00001000 r4:ed2cb000 [ 1339.942646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.942698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.942780][ T32] r5:843adb8c r4:843ad800 [ 1339.942818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.942900][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.942941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.943013][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.943070][ T32] r4:84f79100 [ 1339.943115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.943234][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1339.943312][ T32] r4:00000001 [ 1339.943352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.943427][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.943469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.943515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.943573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.943625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.943677][ T32] r4:84f605c0 [ 1339.943715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.943753][ T32] INFO: task kworker/1:836:5171 blocked for more than 466 seconds. [ 1339.943975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.944029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.944079][ T32] task:kworker/1:836 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.944220][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.944308][ T32] Call trace: [ 1339.944420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.944487][ T32] r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:84c5e000 [ 1339.944542][ T32] r4:84c5e000 [ 1339.944582][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.944707][ T32] r5:84c5e000 r4:8291a680 [ 1339.944832][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.944916][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.944978][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1339.945023][ T32] r4:00000000 [ 1339.945090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.945164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.945220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.945409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e040 [ 1339.945458][ T32] r4:00000000 [ 1339.945482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.945575][ T32] r9:83018205 r8:84c5e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1339.945610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.945701][ T32] r5:00001000 r4:eb885000 [ 1339.945769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.945906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.945957][ T32] r5:8549078c r4:85490400 [ 1339.946011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.946080][ T32] r7:ddde2d80 r6:83018200 r5:8549078c r4:854ef580 [ 1339.946154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.946283][ T32] r10:61c88647 r9:84c5e000 r8:854ef5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.946322][ T32] r4:854ef580 [ 1339.946342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.946389][ T32] r10:00000000 r9:854ef580 r8:80287e08 r7:eb84de60 r6:854f3380 r5:84c5e000 [ 1339.946412][ T32] r4:00000001 [ 1339.946431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.946491][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1339.946523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.946577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.946628][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.946661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.946683][ T32] r4:854e5400 [ 1339.946942][ T32] INFO: task kworker/1:836:5171 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.947005][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.947097][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.947192][ T32] Call trace: [ 1339.947225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.947275][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.947312][ T32] r4:00000000 [ 1339.947361][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.947450][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.947511][ T32] 5d20: b11ef000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.947635][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.971670][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.971763][ T32] r5:800f0013 r4:80239bb0 [ 1339.971808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.971984][ T32] r4:82ac21e4 [ 1339.972051][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.972140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1339.972455][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.973110][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1339.973322][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.973757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.974010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1339.974477][ T32] r4:85520000 [ 1339.974521][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.974596][ T32] r5:85520000 r4:8291a680 [ 1339.974626][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.974670][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.974723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1339.974749][ T32] r4:00000000 [ 1339.974786][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.974847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.974887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.974972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e300 [ 1339.975000][ T32] r4:00000000 [ 1339.975022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.975087][ T32] r9:83018205 r8:85520000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1339.975139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.975247][ T32] r5:00001000 r4:eb891000 [ 1339.975271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.975316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.975360][ T32] r5:85490b8c r4:85490800 [ 1339.975382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.975452][ T32] r7:ddde2d80 r6:83018200 r5:85490b8c r4:854ef600 [ 1339.975487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.975536][ T32] r10:61c88647 r9:85520000 r8:854ef62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.975558][ T32] r4:854ef600 [ 1339.975606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.975665][ T32] r10:00000000 r9:854ef600 r8:80287e08 r7:eb889e60 r6:854f3400 r5:85520000 [ 1339.975688][ T32] r4:00000001 [ 1339.975707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.975741][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1339.975802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.975880][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.975923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.975952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.975985][ T32] r4:8538e0c0 [ 1339.976509][ T32] INFO: task kworker/1:837:5174 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1339.976573][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.976676][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.976761][ T32] Call trace: [ 1339.976808][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.976916][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1339.976953][ T32] r4:00000000 [ 1339.977025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.977104][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.977162][ T32] 5d20: b1768000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1339.977205][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.977250][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1339.977303][ T32] r5:800f0013 r4:80239bb0 [ 1339.977339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.977424][ T32] r4:82ac21e4 [ 1339.977454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.977524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.977570][ T32] r4:e0585dc0 [ 1339.977736][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.998269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1339.998323][ T32] r4:00000000 [ 1339.998384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.998479][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1339.998520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.998591][ T32] r5:00001000 r4:ed2cb000 [ 1339.998618][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.998660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.998703][ T32] r5:843adb8c r4:843ad800 [ 1339.998724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.998771][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1339.998792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.998839][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1339.999044][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1339.999264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.999710][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.000230][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.000726][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.001044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.001118][ T32] r5:8549138c r4:85491000 ** 3 printk messages dropped ** [ 1340.001375][ T32] r10:61c88647 r9:85520c00 r8:854ef6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.001814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.003695][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.004409][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.004456][ T32] r5:800f0013 r4:80239bb0 [ 1340.004503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.004563][ T32] r4:82ac21e4 [ 1340.004608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.004829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.004865][ T32] r4:e0585dc0 [ 1340.004921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.005005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.005067][ T32] r4:00000000 [ 1340.005157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.005209][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.005231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.005319][ T32] r5:00001000 r4:ed2cb000 [ 1340.005357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.005403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.005482][ T32] r5:843adb8c r4:843ad800 [ 1340.005530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.005620][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.005687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.005743][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.005773][ T32] r4:84f79100 [ 1340.005793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.005879][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.005925][ T32] r4:00000001 [ 1340.005947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.006027][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.006144][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.006276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.006314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.006345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.006373][ T32] r4:84f605c0 [ 1340.006397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.006479][ T32] INFO: task kworker/1:839:5178 blocked for more than 466 seconds. [ 1340.006513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.006566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.006616][ T32] task:kworker/1:839 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.006724][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006853][ T32] Call trace: [ 1340.006925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.007015][ T32] r10:8291a684 r9:eb87dd84 r8:00000002 r7:60000113 r6:eb87dd8c r5:85521800 [ 1340.007050][ T32] r4:85521800 [ 1340.007073][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.007118][ T32] r5:85521800 r4:8291a680 [ 1340.007162][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.007270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.007320][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1340.007374][ T32] r4:00000000 [ 1340.007429][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.007520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.007559][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.028751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e500 [ 1340.028843][ T32] r4:00000000 [ 1340.028870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.028968][ T32] r9:83018205 r8:85521800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1340.028997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.029183][ T32] r5:85490f8c r4:85490c00 [ 1340.029203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1340.029301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.029398][ T32] r4:854ef700 [ 1340.029440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.029492][ T32] r10:00000000 r9:854ef700 r8:80287e08 r7:eb8a1e60 r6:854f3500 r5:85521800 [ 1340.029516][ T32] r4:00000001 [ 1340.029579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.029650][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1340.029683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.029713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.029740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.029769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.029791][ T32] r4:8538e080 [ 1340.030333][ T32] INFO: task kworker/1:839:5178 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.030416][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.030555][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.030635][ T32] Call trace: [ 1340.030672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.030758][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.030816][ T32] r4:00000000 [ 1340.030875][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.030918][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.031035][ T32] 5d20: b20c2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.031077][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.031104][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.031128][ T32] r5:800f0013 r4:80239bb0 [ 1340.031169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.031244][ T32] r4:82ac21e4 [ 1340.031333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.031427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.031454][ T32] r4:e0585dc0 [ 1340.031492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.031536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.031558][ T32] r4:00000000 [ 1340.031578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.031623][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.031643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.032062][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1340.032302][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.032325][ T32] r4:00000001 [ 1340.032344][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.032378][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.032421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.032485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.032515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.032583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.032653][ T32] r4:84f605c0 [ 1340.032685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.032737][ T32] INFO: task kworker/1:840:5181 blocked for more than 466 seconds. [ 1340.032774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.032800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.032862][ T32] task:kworker/1:840 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.032912][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.032953][ T32] Call trace: [ 1340.032984][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.033030][ T32] r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:85522400 [ 1340.033069][ T32] r4:85522400 [ 1340.033114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.033161][ T32] r5:85522400 r4:8291a680 [ 1340.033202][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.033245][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.033302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1340.033348][ T32] r4:00000000 [ 1340.033371][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.033406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.033461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.033507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e940 [ 1340.033530][ T32] r4:00000000 [ 1340.033572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.033619][ T32] r9:83018205 r8:85522400 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1340.033641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.033681][ T32] r5:00001000 r4:dfa87000 [ 1340.033731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.033794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.033838][ T32] r5:85491b8c r4:85491800 [ 1340.033859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.033904][ T32] r7:ddde2d80 r6:83018200 r5:85491b8c r4:854ef780 [ 1340.033924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.033971][ T32] r10:61c88647 r9:85522400 r8:854ef7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.034009][ T32] r4:854ef780 ** 1 printk messages dropped ** [ 1340.034146][ T32] r10:00000000 r9:854ef780 r8:80287e08 r7:eb8a1e60 r6:854f3580 r5:85522400 ** 9 printk messages dropped ** [ 1340.034783][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.035299][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1340.035700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 8 printk messages dropped ** [ 1340.036355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.036769][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1340.037273][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1340.079457][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.080169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.080929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.081384][ T32] r5:8549178c r4:85491400 [ 1340.081533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.081675][ T32] r7:ddde2d80 r6:83018200 r5:8549178c r4:854ef800 [ 1340.081741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.082303][ T32] r10:61c88647 r9:85523000 r8:854ef82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.082394][ T32] r4:854ef800 [ 1340.082613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.082729][ T32] r10:00000000 r9:854ef800 r8:80287e08 r7:eb8bde60 r6:854f3600 r5:85523000 [ 1340.082967][ T32] r4:00000001 [ 1340.083080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.083176][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1340.083240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.083312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.083372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.083443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.083496][ T32] r4:8538e700 [ 1340.084322][ T32] INFO: task kworker/1:841:5182 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.084403][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.084552][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.084675][ T32] Call trace: [ 1340.084784][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.084894][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.085062][ T32] r4:00000000 [ 1340.085121][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.085217][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.085323][ T32] 5d20: b24d3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.085429][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.085493][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.085762][ T32] r5:800f0013 r4:80239bb0 [ 1340.085824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.085911][ T32] r4:82ac21e4 [ 1340.085957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.086047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.086101][ T32] r4:e0585dc0 [ 1340.086284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.086398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.086492][ T32] r4:00000000 [ 1340.086559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.086659][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.086911][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.087016][ T32] r5:00001000 r4:ed2cb000 [ 1340.087287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.087383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.087473][ T32] r5:843adb8c r4:843ad800 [ 1340.087642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.108270][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.108430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.108583][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.108638][ T32] r4:84f79100 [ 1340.108706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.108819][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.108903][ T32] r4:00000001 [ 1340.108967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.109069][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.109172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.109244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.109304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1340.109610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1340.109873][ T32] task:kworker/0:185 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.109986][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.110096][ T32] Call trace: [ 1340.110220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.110327][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:85523c00 [ 1340.110380][ T32] r4:85523c00 [ 1340.110425][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.110509][ T32] r5:85523c00 r4:8291a680 [ 1340.110556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.110639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.110727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1340.110780][ T32] r4:00000000 [ 1340.110825][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.110906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.111082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.111197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85086040 [ 1340.111257][ T32] r4:00000000 [ 1340.111312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.111576][ T32] r9:83018005 r8:85523c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1340.111647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.111882][ T32] r5:00001000 r4:eb8d1000 [ 1340.111940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.112085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.112184][ T32] r5:84e1078c r4:84e10400 [ 1340.112232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.112330][ T32] r7:dddced80 r6:83018000 r5:84e1078c r4:854f3680 [ 1340.112466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.112616][ T32] r10:61c88647 r9:85523c00 r8:854f36ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.112889][ T32] r4:854f3680 [ 1340.113024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.113291][ T32] r10:00000000 r9:854f3680 r8:80287e08 r7:eb7bde60 r6:854f3700 r5:85523c00 [ 1340.113355][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.113546][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.115428][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.117640][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1340.143567][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1340.143817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.144582][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1340.145168][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 5 printk messages dropped ** [ 1340.145600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.146314][ T32] task:kworker/1:842 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.147282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 ** 5 printk messages dropped ** [ 1340.168181][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.168560][ T32] r5:85491f8c r4:85491c00 [ 1340.168581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.168628][ T32] r7:ddde2d80 r6:83018200 r5:85491f8c r4:854ef880 [ 1340.168696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.168776][ T32] r10:61c88647 r9:85524800 r8:854ef8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.168847][ T32] r4:854ef880 [ 1340.168913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.168963][ T32] r10:00000000 r9:854ef880 r8:80287e08 r7:eb8bde60 r6:854f3780 r5:85524800 [ 1340.168985][ T32] r4:00000001 [ 1340.169005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.169050][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1340.169081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.169142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.169194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.169226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.169249][ T32] r4:8538e740 [ 1340.169720][ T32] INFO: task kworker/1:842:5187 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.169777][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.169871][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.170014][ T32] Call trace: [ 1340.170072][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.170126][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.170218][ T32] r4:00000000 [ 1340.170261][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.170304][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.170333][ T32] 5d20: b2de7000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.170384][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.170413][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.170465][ T32] r5:800f0013 r4:80239bb0 [ 1340.170489][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.170552][ T32] r4:82ac21e4 [ 1340.170576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.170620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.170655][ T32] r4:e0585dc0 [ 1340.170697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.170742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.170789][ T32] r4:00000000 [ 1340.170813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.170890][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.170914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.170957][ T32] r5:00001000 r4:ed2cb000 [ 1340.170997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.171045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.171190][ T32] r5:843adb8c r4:843ad800 [ 1340.171222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.171273][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.171342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.171413][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.171440][ T32] r4:84f79100 [ 1340.171487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.171558][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.171583][ T32] r4:00000001 [ 1340.171633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.171682][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.171710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.171772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.171823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.171854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.171876][ T32] r4:84f605c0 [ 1340.171917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.171949][ T32] INFO: task kworker/1:843:5189 blocked for more than 466 seconds. [ 1340.172026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.172096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.172121][ T32] task:kworker/1:843 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.172166][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.172207][ T32] Call trace: [ 1340.172274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.172321][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:85525400 [ 1340.172343][ T32] r4:85525400 [ 1340.172363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.172433][ T32] r5:85525400 r4:8291a680 [ 1340.172455][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.172536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 ** 5 printk messages dropped ** [ 1340.172878][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.173229][ T32] r5:8549238c r4:85492000 [ 1340.173249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.173377][ T32] r10:61c88647 r9:85525400 r8:854ef92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1340.174180][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.174436][ T32] r4:8538e900 [ 1340.174817][ T32] INFO: task kworker/1:843:5189 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.174890][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175209][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175303][ T32] Call trace: [ 1340.175369][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.175475][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.175529][ T32] r4:00000000 [ 1340.175597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.175689][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.175754][ T32] 5d20: b2de7000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.175818][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.175876][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.175945][ T32] r5:800f0013 r4:80239bb0 [ 1340.176000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.176103][ T32] r4:82ac21e4 [ 1340.176146][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.176262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.176316][ T32] r4:e0585dc0 [ 1340.176357][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.176489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.176569][ T32] r4:00000000 [ 1340.176646][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.176732][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.176758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.176849][ T32] r5:00001000 r4:ed2cb000 [ 1340.176872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.176912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.176963][ T32] r5:843adb8c r4:843ad800 [ 1340.177171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.177304][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.177357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.177457][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.177506][ T32] r4:84f79100 [ 1340.202459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.202812][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.202884][ T32] r4:00000001 [ 1340.202934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.203017][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.203093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.203203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.203275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.203342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.203398][ T32] r4:84f605c0 [ 1340.203452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.203539][ T32] INFO: task kworker/1:844:5191 blocked for more than 466 seconds. [ 1340.203618][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.203679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.203816][ T32] task:kworker/1:844 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.203979][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.204089][ T32] Call trace: [ 1340.204157][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.204263][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:85526000 ** 4 printk messages dropped ** [ 1340.204747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.204835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1340.204880][ T32] r4:00000000 [ 1340.204917][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.204958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.205001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.205085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538ed00 [ 1340.205113][ T32] r4:00000000 [ 1340.205213][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.205272][ T32] r9:83018205 r8:85526000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.205353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.205455][ T32] r5:00001000 r4:e06a3000 [ 1340.205479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.205521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.205580][ T32] r5:8549278c r4:85492400 [ 1340.205601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.205680][ T32] r7:ddde2d80 r6:83018200 r5:8549278c r4:854ef980 [ 1340.205870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.205923][ T32] r10:61c88647 r9:85526000 r8:854ef9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.205946][ T32] r4:854ef980 [ 1340.205979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.206119][ T32] r10:00000000 r9:854ef980 r8:80287e08 r7:eb60de60 r6:854f3880 r5:85526000 [ 1340.206222][ T32] r4:00000001 [ 1340.206276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.206345][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1340.206401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.206487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.206556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.206620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.206714][ T32] r4:8538ea40 [ 1340.207495][ T32] INFO: task kworker/1:844:5191 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.228012][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.228371][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.228500][ T32] Call trace: [ 1340.228984][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.229402][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.229474][ T32] r4:00000000 [ 1340.229521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.229610][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1340.229874][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.230528][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1340.230865][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.231522][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1340.231793][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.232379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.232907][ T32] task:kworker/1:845 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.233497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.233951][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.234234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.234470][ T32] r7:ddde2d80 r6:83018200 r5:85492b8c r4:854efa00 [ 1340.234519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.234634][ T32] r10:61c88647 r9:85526c00 r8:854efa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.234688][ T32] r4:854efa00 [ 1340.234733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.234833][ T32] r10:00000000 r9:854efa00 r8:80287e08 r7:eb681e60 r6:854f3900 r5:85526c00 [ 1340.235059][ T32] r4:00000001 [ 1340.235118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.235199][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1340.235417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.235496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.235559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.235628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.235685][ T32] r4:8538eb80 [ 1340.236471][ T32] INFO: task kworker/1:845:5193 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.236566][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.236726][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.236909][ T32] Call trace: [ 1340.236966][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.237117][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.237145][ T32] r4:00000000 [ 1340.237222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.237339][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.237451][ T32] 5d20: b3305000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.237616][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.268180][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.268233][ T32] r5:800f0013 r4:80239bb0 [ 1340.268304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.268379][ T32] r4:82ac21e4 [ 1340.268403][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.268448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.268474][ T32] r4:e0585dc0 [ 1340.268494][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.268539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.268562][ T32] r4:00000000 [ 1340.268581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.268705][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.268746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.268882][ T32] r5:00001000 r4:ed2cb000 [ 1340.268911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.268996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.269073][ T32] r5:843adb8c r4:843ad800 [ 1340.269098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.269202][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.269232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.269286][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.269514][ T32] r4:84f79100 [ 1340.269623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.269766][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.269833][ T32] r4:00000001 [ 1340.269888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.270259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1340.271752][ T32] r5:84e60000 r4:8291a680 ** 8 printk messages dropped ** [ 1340.272532][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.273051][ T32] r5:85492f8c r4:85492c00 [ 1340.273101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.273423][ T32] r4:854efa80 [ 1340.273463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.273554][ T32] r10:00000000 r9:854efa80 r8:80287e08 r7:eb685e60 r6:854f3980 r5:84e60000 [ 1340.273605][ T32] r4:00000001 [ 1340.273648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.273722][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1340.273779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.273879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.273960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.274025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.274094][ T32] r4:8538eb00 [ 1340.274632][ T32] INFO: task kworker/1:846:5195 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.274670][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.274806][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.274922][ T32] Call trace: [ 1340.275031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.275095][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.275119][ T32] r4:00000000 [ 1340.275139][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.275235][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.275275][ T32] 5d20: b35d2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.275305][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.275329][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.275651][ T32] r5:800f0013 r4:80239bb0 [ 1340.275735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.276049][ T32] r4:82ac21e4 [ 1340.276104][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.276152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1340.276893][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1340.277582][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.309835][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1340.310168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.310260][ T32] task:kworker/1:847 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.310421][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.310791][ T32] Call trace: [ 1340.310900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.311082][ T32] r10:8291a684 r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:84e60c00 [ 1340.311142][ T32] r4:84e60c00 [ 1340.312715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.312839][ T32] r5:84e60c00 r4:8291a680 [ 1340.313058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.314217][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.315608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538e2c0 ** 7 printk messages dropped ** [ 1340.317248][ T32] r5:8549338c r4:85493000 ** 4 printk messages dropped ** [ 1340.353230][ T32] r4:854efb00 ** 8 printk messages dropped ** [ 1340.354269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1340.356168][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1340.356887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1340.368657][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1340.369203][ T32] task:kworker/1:848 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.369314][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.369440][ T32] Call trace: [ 1340.369538][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.369651][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000013 r6:eb8d5d8c r5:853eec00 [ 1340.369704][ T32] r4:853eec00 [ 1340.369754][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.369864][ T32] r5:853eec00 r4:8291a680 [ 1340.369915][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.370000][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.370353][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.371322][ T32] r5:8549378c r4:85493400 ** 2 printk messages dropped ** [ 1340.371645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1340.373607][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1340.375347][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.376362][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1340.377930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 16 printk messages dropped ** [ 1340.425162][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.426289][ T32] r5:85493b8c r4:85493800 ** 7 printk messages dropped ** [ 1340.426966][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.438991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.439063][ T32] r4:854ff1c0 [ 1340.439841][ T32] INFO: task kworker/1:849:5201 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.439926][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.440098][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.440216][ T32] Call trace: [ 1340.440286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.440408][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.440462][ T32] r4:00000000 [ 1340.440509][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.440592][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.440648][ T32] 5d20: b4220000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.440707][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.440784][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.440843][ T32] r5:800f0013 r4:80239bb0 [ 1340.440892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.441026][ T32] r4:82ac21e4 [ 1340.441057][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.441521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.441550][ T32] r4:e0585dc0 [ 1340.441602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.441647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.441669][ T32] r4:00000000 [ 1340.441717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.441768][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.441791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.441845][ T32] r5:00001000 r4:ed2cb000 [ 1340.441869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.441909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.441969][ T32] r5:843adb8c r4:843ad800 [ 1340.441993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.442050][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.442097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.442177][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.442253][ T32] r4:84f79100 [ 1340.442277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.442371][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.442401][ T32] r4:00000001 [ 1340.442421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.442485][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.442527][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.442618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1340.443509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1340.444059][ T32] r5:85493f8c r4:85493c00 ** 1 printk messages dropped ** [ 1340.444233][ T32] r7:ddde2d80 r6:83018200 r5:85493f8c r4:854efd80 ** 8 printk messages dropped ** [ 1340.444659][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.445675][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 11 printk messages dropped ** [ 1340.447049][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1340.447479][ T32] r4:84f79100 [ 1340.447498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.447610][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.469014][ T32] r4:00000001 [ 1340.469072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.469136][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.469168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.469228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.471839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.471918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.471954][ T32] r4:84f605c0 [ 1340.471998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.472067][ T32] INFO: task kworker/1:851:5204 blocked for more than 466 seconds. [ 1340.472140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.472169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.472194][ T32] task:kworker/1:851 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.472255][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.472418][ T32] Call trace: [ 1340.472478][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.472538][ T32] r10:8291a684 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:84e61800 [ 1340.472589][ T32] r4:84e61800 [ 1340.472614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.472686][ T32] r5:84e61800 r4:8291a680 [ 1340.472793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.472865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.472916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1340.472941][ T32] r4:00000000 [ 1340.472961][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.472997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.473075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.473152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ff980 ** 7 printk messages dropped ** [ 1340.473566][ T32] r5:8549878c r4:85498400 [ 1340.473610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.473939][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1340.475005][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1340.477291][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.505750][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1340.506741][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.507334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 ** 12 printk messages dropped ** [ 1340.523402][ T32] r5:8549838c r4:85498000 ** 3 printk messages dropped ** [ 1340.524459][ T32] r10:61c88647 r9:84e62400 r8:854eff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1340.525813][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1340.526602][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.526988][ T32] r5:843adb8c r4:843ad800 [ 1340.527007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.527065][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.527113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.527164][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.527187][ T32] r4:84f79100 [ 1340.527225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.527277][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.527378][ T32] r4:00000001 [ 1340.527427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.527497][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.527553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.541275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.541387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.541425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.541450][ T32] r4:84f605c0 [ 1340.541504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.541571][ T32] INFO: task kworker/1:853:5209 blocked for more than 467 seconds. [ 1340.541610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.541642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.541684][ T32] task:kworker/1:853 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.542400][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1340.542911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.543196][ T32] r10:61c88647 r9:84e63c00 r8:854effac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1340.544412][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.544930][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.545167][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.545587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1340.546107][ T32] INFO: task kworker/1:854:5211 blocked for more than 467 seconds. ** 12 printk messages dropped ** [ 1340.546831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 ** 12 printk messages dropped ** [ 1340.547371][ T32] r5:85498b8c r4:85498800 ** 3 printk messages dropped ** [ 1340.547506][ T32] r10:61c88647 r9:84e65400 r8:8508a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1340.569090][ T32] r4:854ff780 ** 5 printk messages dropped ** [ 1340.571299][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 13 printk messages dropped ** [ 1340.572633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1340.574135][ T32] r5:843adb8c r4:843ad800 [ 1340.574234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.574290][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.574312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.574546][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.574574][ T32] r4:84f79100 [ 1340.574594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.574699][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.574752][ T32] r4:00000001 [ 1340.574776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.575105][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.575210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.575244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.575272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.576050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.576080][ T32] r4:84f605c0 [ 1340.576104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.576134][ T32] INFO: task kworker/1:855:5213 blocked for more than 467 seconds. [ 1340.577232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.577264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.578212][ T32] task:kworker/1:855 state:D stack:0 pid:5213 tgid:5213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.618378][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.618501][ T32] Call trace: [ 1340.618567][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.618651][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000013 r6:eb725d8c r5:84e63000 [ 1340.618678][ T32] r4:84e63000 [ 1340.618753][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.618802][ T32] r5:84e63000 r4:8291a680 [ 1340.618851][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.618895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.618939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 ** 3 printk messages dropped ** [ 1340.619108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.619506][ T32] r5:8549978c r4:85499400 ** 3 printk messages dropped ** [ 1340.619641][ T32] r10:61c88647 r9:84e63000 r8:8508a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.620085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1340.621188][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1340.621545][ T32] r4:00000000 [ 1340.621566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.621932][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.621958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.622001][ T32] r5:00001000 r4:ed2cb000 [ 1340.622218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.622265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.622309][ T32] r5:843adb8c r4:843ad800 [ 1340.622329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.622380][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.622456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.622508][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.622557][ T32] r4:84f79100 [ 1340.622586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.622635][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.622657][ T32] r4:00000001 [ 1340.622681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.622730][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.622784][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.622818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.622965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.623102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.623321][ T32] r4:84f605c0 [ 1340.623347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.623388][ T32] INFO: task kworker/1:856:5214 blocked for more than 467 seconds. [ 1340.623425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.623479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.623549][ T32] task:kworker/1:856 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.624167][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.624641][ T32] r5:00001000 r4:eb3d3000 ** 2 printk messages dropped ** [ 1340.625103][ T32] r5:8549938c r4:85499000 ** 1 printk messages dropped ** [ 1340.625238][ T32] r7:ddde2d80 r6:83018200 r5:8549938c r4:8508a100 ** 4 printk messages dropped ** [ 1340.625396][ T32] r10:00000000 r9:8508a100 r8:80287e08 r7:eb725e60 r6:8508a180 r5:853ed400 ** 11 printk messages dropped ** [ 1340.626110][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.626526][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.626553][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.626594][ T32] r5:800f0013 r4:80239bb0 [ 1340.626646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.626694][ T32] r4:82ac21e4 [ 1340.626715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.626756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.626779][ T32] r4:e0585dc0 [ 1340.626908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.626979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.627021][ T32] r4:00000000 [ 1340.627053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.627109][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.627189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.627246][ T32] r5:00001000 r4:ed2cb000 [ 1340.627305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.627348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.627394][ T32] r5:843adb8c r4:843ad800 [ 1340.627523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.627576][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.642416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.642571][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.642600][ T32] r4:84f79100 [ 1340.642650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.642733][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.642760][ T32] r4:00000001 [ 1340.642781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.642850][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1340.643015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1340.643694][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.644102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.644314][ T32] r5:85499b8c r4:85499800 ** 1 printk messages dropped ** [ 1340.644410][ T32] r7:ddde2d80 r6:83018200 r5:85499b8c r4:8508a200 ** 7 printk messages dropped ** [ 1340.644673][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) ** 7 printk messages dropped ** [ 1340.645356][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.645626][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 9 printk messages dropped ** [ 1340.646097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.646459][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1340.646699][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 11 printk messages dropped ** [ 1340.647056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.647371][ T32] r4:853ee000 [ 1340.647391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.647446][ T32] r5:853ee000 r4:8291a680 [ 1340.647469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.647507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.647626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1340.669611][ T32] r4:00000000 [ 1340.669697][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.669816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.669909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.670028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce61c0 [ 1340.670111][ T32] r4:00000000 [ 1340.670179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.670317][ T32] r9:83018205 r8:853ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1340.670371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.670466][ T32] r5:00001000 r4:eb481000 [ 1340.670511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.670599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.670694][ T32] r5:8549a38c r4:8549a000 [ 1340.670743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.670860][ T32] r7:ddde2d80 r6:83018200 r5:8549a38c r4:8508a300 [ 1340.670930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.671052][ T32] r10:61c88647 r9:853ee000 r8:8508a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.671106][ T32] r4:8508a300 [ 1340.671168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.671287][ T32] r10:00000000 r9:8508a300 r8:80287e08 r7:eb72de60 r6:8508a380 r5:853ee000 [ 1340.671357][ T32] r4:00000001 [ 1340.671406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.671500][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1340.671565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.671626][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.671701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.671774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.671822][ T32] r4:8538eec0 [ 1340.672626][ T32] INFO: task kworker/1:858:5219 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.672695][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.672860][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.672990][ T32] Call trace: [ 1340.673066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.673166][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.673246][ T32] r4:00000000 [ 1340.673295][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.673375][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.673433][ T32] 5d20: b5a25000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.673492][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.673560][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.673614][ T32] r5:800f0013 r4:80239bb0 [ 1340.673702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.673789][ T32] r4:82ac21e4 [ 1340.673832][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.673914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.673977][ T32] r4:e0585dc0 [ 1340.674030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.674115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1340.674717][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1340.675340][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.675414][ T32] r4:00000001 [ 1340.675500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.675581][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.675636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.675696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.675752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.675828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.675880][ T32] r4:84f605c0 [ 1340.675924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.675981][ T32] INFO: task kworker/1:859:5220 blocked for more than 467 seconds. [ 1340.676087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.676188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.676264][ T32] task:kworker/1:859 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.676390][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.676505][ T32] Call trace: [ 1340.676609][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.676744][ T32] r10:8291a684 r9:eb6edd84 r8:00000002 r7:60000013 r6:eb6edd8c r5:847a3c00 [ 1340.676802][ T32] r4:847a3c00 [ 1340.676853][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.676945][ T32] r5:847a3c00 r4:8291a680 ** 1 printk messages dropped ** [ 1340.677154][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.708906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.709129][ T32] r5:85499f8c r4:85499c00 [ 1340.709181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.709398][ T32] r10:61c88647 r9:847a3c00 r8:8508a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1340.709564][ T32] r10:00000000 r9:8508a400 r8:80287e08 r7:eb751e60 r6:8508a480 r5:847a3c00 [ 1340.709588][ T32] r4:00000001 [ 1340.709637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.709707][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1340.709825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.709861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.709891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.709924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.709949][ T32] r4:854fff40 [ 1340.710470][ T32] INFO: task kworker/1:859:5220 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.710537][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.710612][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.710661][ T32] Call trace: [ 1340.710754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.710837][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.710947][ T32] r4:00000000 [ 1340.711003][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.711054][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.711109][ T32] 5d20: b5dcf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.711142][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.711182][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.711212][ T32] r5:800f0013 r4:80239bb0 [ 1340.711235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.711279][ T32] r4:82ac21e4 [ 1340.711333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.711379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.711403][ T32] r4:e0585dc0 [ 1340.711423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.711463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.711484][ T32] r4:00000000 [ 1340.711503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.711547][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 6 printk messages dropped ** [ 1340.711955][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1340.712246][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 8 printk messages dropped ** [ 1340.712557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1340.712975][ T32] r4:853e6000 ** 4 printk messages dropped ** [ 1340.713238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 ** 5 printk messages dropped ** [ 1340.713555][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.713810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.713890][ T32] r5:8549a78c r4:8549a400 [ 1340.713942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.714096][ T32] r10:61c88647 r9:853e6000 r8:8508a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.714545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.715343][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.715542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1340.716203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.716553][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.717062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1340.717612][ T32] r4:85538000 ** 3 printk messages dropped ** [ 1340.738566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.738658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1340.738723][ T32] r4:00000000 [ 1340.738777][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.738822][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.738892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.738945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce6540 [ 1340.738972][ T32] r4:00000000 [ 1340.739033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.739121][ T32] r9:83018205 r8:85538000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.739173][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.739243][ T32] r5:00001000 r4:eb4ab000 [ 1340.739325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.739384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.739459][ T32] r5:8549ab8c r4:8549a800 [ 1340.739487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.739542][ T32] r7:ddde2d80 r6:83018200 r5:8549ab8c r4:8508a600 [ 1340.739665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.739740][ T32] r10:61c88647 r9:85538000 r8:8508a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.739767][ T32] r4:8508a600 [ 1340.739796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.739875][ T32] r10:00000000 r9:8508a600 r8:80287e08 r7:eb755e60 r6:8508a680 r5:85538000 [ 1340.739903][ T32] r4:00000001 [ 1340.739925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.740939][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.741408][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1340.741965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1340.742562][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.742971][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.743352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 ** 12 printk messages dropped ** [ 1340.744214][ T32] r5:8549af8c r4:8549ac00 ** 6 printk messages dropped ** [ 1340.744515][ T32] r10:00000000 r9:8508a700 r8:80287e08 r7:eb771e60 r6:854f3d00 r5:85590000 ** 14 printk messages dropped ** [ 1340.745500][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.745973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1340.746762][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.746784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.746857][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.746889][ T32] r4:84f79100 [ 1340.746909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.746958][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.746981][ T32] r4:00000001 [ 1340.747000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.747065][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.747095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.747123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.747148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.747215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.747271][ T32] r4:84f605c0 [ 1340.747295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.747320][ T32] INFO: task kworker/1:863:5229 blocked for more than 467 seconds. [ 1340.747351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.747382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.747462][ T32] task:kworker/1:863 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.747640][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.755695][ T32] Call trace: [ 1340.755747][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.755822][ T32] r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:85591800 [ 1340.755873][ T32] r4:85591800 [ 1340.755900][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.755973][ T32] r5:85591800 r4:8291a680 [ 1340.755998][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.756052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.756097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1340.756120][ T32] r4:00000000 [ 1340.756237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.756278][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.756317][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.756357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce6d80 [ 1340.756380][ T32] r4:00000000 [ 1340.756430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.756535][ T32] r9:83018205 r8:85591800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1340.756562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.756634][ T32] r5:00001000 r4:eb611000 [ 1340.756687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.756737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.756782][ T32] r5:8549c38c r4:8549c000 [ 1340.756803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.756880][ T32] r7:ddde2d80 r6:83018200 r5:8549c38c r4:8508a780 [ 1340.756905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.756985][ T32] r10:61c88647 r9:85591800 r8:8508a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.757013][ T32] r4:8508a780 [ 1340.757088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.757161][ T32] r10:00000000 r9:8508a780 r8:80287e08 r7:eb8e1e60 r6:854f3d80 r5:85591800 [ 1340.757186][ T32] r4:00000001 [ 1340.757312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.757355][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1340.757387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.757447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.757611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.773659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.773758][ T32] r4:84ce6580 [ 1340.774256][ T32] INFO: task kworker/1:863:5229 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.774297][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.774418][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.774520][ T32] Call trace: [ 1340.774760][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.774839][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1340.775031][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1340.775590][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.775853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.776227][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1340.776666][ T32] INFO: task kworker/1:864:5230 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.777174][ T32] r4:85590c00 ** 4 printk messages dropped ** [ 1340.788950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 ** 8 printk messages dropped ** [ 1340.789516][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.789691][ T32] r5:8549b38c r4:8549b000 ** 3 printk messages dropped ** [ 1340.789835][ T32] r10:61c88647 r9:85590c00 r8:8508a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.790436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.791270][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.791295][ T32] r4:00000000 [ 1340.791319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.791358][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.791409][ T32] 5d20: b662e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.791443][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.791473][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.791498][ T32] r5:800f0013 r4:80239bb0 [ 1340.791520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.791577][ T32] r4:82ac21e4 [ 1340.791624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.791671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.791694][ T32] r4:e0585dc0 [ 1340.791744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.791793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.791816][ T32] r4:00000000 [ 1340.791836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.791882][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.791916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.791962][ T32] r5:00001000 r4:ed2cb000 [ 1340.791987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.792036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.792079][ T32] r5:843adb8c r4:843ad800 [ 1340.792129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.792184][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.792205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.792277][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.792307][ T32] r4:84f79100 [ 1340.792342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.792423][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.792449][ T32] r4:00000001 [ 1340.792470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.792528][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.792558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.792586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.792612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.792640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.792662][ T32] r4:84f605c0 [ 1340.792712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.792744][ T32] INFO: task kworker/1:865:5232 blocked for more than 467 seconds. [ 1340.792777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.792827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.792854][ T32] task:kworker/1:865 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.792901][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.792943][ T32] Call trace: [ 1340.792972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.793063][ T32] r10:8291a684 r9:eb75dd84 r8:00000002 r7:60000113 r6:eb75dd8c r5:85538c00 [ 1340.793091][ T32] r4:85538c00 [ 1340.793114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.793216][ T32] r5:85538c00 r4:8291a680 [ 1340.793242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.793292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.793338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 [ 1340.793377][ T32] r4:00000000 [ 1340.793434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.793475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.793509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.793582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce6940 [ 1340.793614][ T32] r4:00000000 [ 1340.793636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.793708][ T32] r9:83018205 r8:85538c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1340.793735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.793779][ T32] r5:00001000 r4:eb50b000 [ 1340.793799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.793879][ T32] r5:8549b78c r4:8549b400 [ 1340.793899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.793952][ T32] r7:ddde2d80 r6:83018200 r5:8549b78c r4:8508a880 ** 1 printk messages dropped ** [ 1340.794078][ T32] r10:61c88647 r9:85538c00 r8:8508a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.794552][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.795275][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1340.795600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1340.796746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.797380][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1340.820987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.821753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.821798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1340.821881][ T32] r4:00000000 [ 1340.821919][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.821958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.822000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.822052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce6ac0 [ 1340.822103][ T32] r4:00000000 [ 1340.822130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.822243][ T32] r9:83018205 r8:85539800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1340.822308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.822390][ T32] r5:00001000 r4:eb51b000 [ 1340.822424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.822468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.822548][ T32] r5:8549bb8c r4:8549b800 [ 1340.822578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.822630][ T32] r7:ddde2d80 r6:83018200 r5:8549bb8c r4:8508a980 [ 1340.822684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.822739][ T32] r10:61c88647 r9:85539800 r8:8508a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.822791][ T32] r4:8508a980 [ 1340.822817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.822867][ T32] r10:00000000 r9:8508a980 r8:80287e08 r7:eb8ede60 r6:8508aa00 r5:85539800 [ 1340.822919][ T32] r4:00000001 [ 1340.822954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.822996][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1340.823034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.823080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.823142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.823210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.823261][ T32] r4:84ce6740 [ 1340.823995][ T32] INFO: task kworker/1:866:5235 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.824082][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.824932][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1340.825496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 6 printk messages dropped ** [ 1340.825824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.825982][ T32] r5:843adb8c r4:843ad800 [ 1340.826009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.826154][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.826185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.826270][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.826297][ T32] r4:84f79100 [ 1340.826337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.826388][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.826414][ T32] r4:00000001 [ 1340.826435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.826471][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.826526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.826588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.826622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.826655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.826680][ T32] r4:84f605c0 [ 1340.826704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.826733][ T32] INFO: task kworker/1:867:5236 blocked for more than 467 seconds. [ 1340.826776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.826804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.826829][ T32] task:kworker/1:867 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.826895][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.826988][ T32] Call trace: [ 1340.827103][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.827159][ T32] r10:8291a684 r9:eb8d9d84 r8:00000002 r7:60000113 r6:eb8d9d8c r5:8553a400 [ 1340.827212][ T32] r4:8553a400 [ 1340.827253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.827304][ T32] r5:8553a400 r4:8291a680 [ 1340.827369][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.827416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.827460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1340.827485][ T32] r4:00000000 [ 1340.827534][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.853999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.854170][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.854327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ce6c00 [ 1340.854386][ T32] r4:00000000 [ 1340.854431][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.854533][ T32] r9:83018205 r8:8553a400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.854590][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.854837][ T32] r5:00001000 r4:eb533000 [ 1340.854907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.855099][ T32] r5:8549bf8c r4:8549bc00 [ 1340.855154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.855260][ T32] r7:ddde2d80 r6:83018200 r5:8549bf8c r4:8508aa80 ** 2 printk messages dropped ** [ 1340.855544][ T32] r4:8508aa80 ** 5 printk messages dropped ** [ 1340.856071][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.862282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.863244][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.863710][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.864259][ T32] r5:843adb8c r4:843ad800 ** 6 printk messages dropped ** [ 1340.864794][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 2 printk messages dropped ** [ 1340.865020][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.865138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.865214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.865269][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.865349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.865407][ T32] r4:84f605c0 [ 1340.865459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865564][ T32] INFO: task kworker/1:868:5239 blocked for more than 467 seconds. [ 1340.865703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.865769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865837][ T32] task:kworker/1:868 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865984][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.866119][ T32] Call trace: [ 1340.866232][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.866351][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:8553b000 [ 1340.866431][ T32] r4:8553b000 [ 1340.866488][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.866583][ T32] r5:8553b000 r4:8291a680 [ 1340.866638][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.866720][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.866827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1340.866904][ T32] r4:00000000 [ 1340.866953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.867025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.867113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.867204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f040 [ 1340.867254][ T32] r4:00000000 [ 1340.867305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.867398][ T32] r9:83018205 r8:8553b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1340.867441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.867525][ T32] r5:00001000 r4:eb655000 [ 1340.885587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.885738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.885811][ T32] r5:8549cb8c r4:8549c800 [ 1340.885859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.885914][ T32] r7:ddde2d80 r6:83018200 r5:8549cb8c r4:8508ab80 [ 1340.885957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.886011][ T32] r10:61c88647 r9:8553b000 r8:8508abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.886068][ T32] r4:8508ab80 [ 1340.886141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.886237][ T32] r10:00000000 r9:8508ab80 r8:80287e08 r7:eb8ede60 r6:8508ac00 r5:8553b000 [ 1340.886298][ T32] r4:00000001 [ 1340.886328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1340.886443][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.887204][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.887452][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1340.898450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1340.898974][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1340.899188][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.899477][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1340.899945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1340.900270][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000113 r6:eb905d8c r5:8553bc00 ** 8 printk messages dropped ** [ 1340.900626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.901482][ T32] r5:8549c78c r4:8549c400 [ 1340.901533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.901934][ T32] r4:8508ac80 ** 6 printk messages dropped ** [ 1340.902533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.903583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.904069][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.904225][ T32] r4:e0585dc0 [ 1340.904248][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.904355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.904385][ T32] r4:00000000 [ 1340.904407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.904454][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.904507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.904552][ T32] r5:00001000 r4:ed2cb000 [ 1340.904604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.904674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.904749][ T32] r5:843adb8c r4:843ad800 [ 1340.904771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.904819][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.904840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.904885][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.904908][ T32] r4:84f79100 [ 1340.904960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.905011][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.905065][ T32] r4:00000001 [ 1340.905087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.905152][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.905182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.905210][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.905236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.905264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.905286][ T32] r4:84f605c0 [ 1340.905332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.905404][ T32] INFO: task kworker/1:870:5243 blocked for more than 467 seconds. [ 1340.905440][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.905464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.905485][ T32] task:kworker/1:870 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.905573][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.905625][ T32] Call trace: [ 1340.905721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.905819][ T32] r10:8291a684 r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:8553c800 [ 1340.905846][ T32] r4:8553c800 [ 1340.905867][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.905953][ T32] r5:8553c800 r4:8291a680 [ 1340.906031][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.906103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.906150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1340.906235][ T32] r4:00000000 [ 1340.906320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.906363][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.906400][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.906441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f300 [ 1340.906496][ T32] r4:00000000 [ 1340.906541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.906610][ T32] r9:83018205 r8:8553c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.906678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.906744][ T32] r5:00001000 r4:eb665000 [ 1340.906767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.906821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.906874][ T32] r5:8549cf8c r4:8549cc00 [ 1340.906917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.907106][ T32] r7:ddde2d80 r6:83018200 r5:8549cf8c r4:8508ad80 [ 1340.907131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.907200][ T32] r10:61c88647 r9:8553c800 r8:8508adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.907226][ T32] r4:8508ad80 [ 1340.907245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.907293][ T32] r10:00000000 r9:8508ad80 r8:80287e08 r7:eb8fde60 r6:8508ae00 r5:8553c800 [ 1340.907316][ T32] r4:00000001 [ 1340.907378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.907458][ T32] Exception stack(0xeb909fb0 to 0xeb909ff8) [ 1340.907488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.907578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.930416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.930486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.930554][ T32] r4:8536f080 [ 1340.930992][ T32] INFO: task kworker/1:870:5243 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 4 printk messages dropped ** [ 1340.931402][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1340.931786][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.931992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1340.932549][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1340.932944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.933397][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1340.934002][ T32] r5:8553d400 r4:8291a680 ** 3 printk messages dropped ** [ 1340.934179][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.934448][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.934584][ T32] r5:00001000 r4:eb679000 ** 2 printk messages dropped ** [ 1340.934772][ T32] r5:8549d38c r4:8549d000 [ 1340.934831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.935110][ T32] r10:61c88647 r9:8553d400 r8:8508aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.935639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.936197][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.936598][ T32] 5d20: b769b000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1340.936999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1340.958462][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.958944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.959446][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.960155][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.960437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.960481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f640 [ 1340.960552][ T32] r4:00000000 [ 1340.960575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.960624][ T32] r9:83018205 r8:8553e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1340.960646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.960687][ T32] r5:00001000 r4:eb699000 [ 1340.960706][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.960768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.960815][ T32] r5:8549d78c r4:8549d400 [ 1340.960836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.960881][ T32] r7:ddde2d80 r6:83018200 r5:8549d78c r4:8508af80 [ 1340.960901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.960945][ T32] r10:61c88647 r9:8553e000 r8:8508afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.960995][ T32] r4:8508af80 [ 1340.961055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.961138][ T32] r10:00000000 r9:8508af80 r8:80287e08 r7:eb90de60 r6:8529e000 r5:8553e000 [ 1340.961193][ T32] r4:00000001 [ 1340.961283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.961353][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1340.961384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.961577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.961647][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.961727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.961752][ T32] r4:8536f2c0 [ 1340.962335][ T32] INFO: task kworker/1:872:5247 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.962382][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.962495][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.962548][ T32] Call trace: [ 1340.962577][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.962713][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1340.962769][ T32] r4:00000000 [ 1340.962893][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.962977][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.963048][ T32] 5d20: b7aed000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1340.963083][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.963136][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1340.963166][ T32] r5:800f0013 r4:80239bb0 [ 1340.963187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.963252][ T32] r4:82ac21e4 [ 1340.963276][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.963329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.963372][ T32] r4:e0585dc0 [ 1340.963396][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.963437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1340.963482][ T32] r4:00000000 [ 1340.963513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.963561][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1340.963582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.963624][ T32] r5:00001000 r4:ed2cb000 [ 1340.963643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.963680][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.963742][ T32] r5:843adb8c r4:843ad800 [ 1340.963765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.963835][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1340.963859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.963939][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.963964][ T32] r4:84f79100 [ 1340.963992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.964046][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1340.964069][ T32] r4:00000001 [ 1340.964142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.964180][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.964227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.964258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.964285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.964313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.964336][ T32] r4:84f605c0 [ 1340.964427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.964598][ T32] INFO: task kworker/1:873:5249 blocked for more than 467 seconds. [ 1340.964671][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.964722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.964779][ T32] task:kworker/1:873 state:D stack:0 pid:5249 tgid:5249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.964903][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.964990][ T32] Call trace: [ 1340.965062][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.965156][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:8553ec00 [ 1340.965205][ T32] r4:8553ec00 [ 1340.965247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.965335][ T32] r5:8553ec00 r4:8291a680 [ 1340.965378][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.965456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.965540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1340.965588][ T32] r4:00000000 [ 1340.965633][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.965702][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.965777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.965863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536f740 [ 1340.965946][ T32] r4:00000000 [ 1340.965994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.966138][ T32] r9:83018205 r8:8553ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1340.966167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.966274][ T32] r5:00001000 r4:eb6c9000 [ 1340.966337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.966476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.966572][ T32] r5:8549db8c r4:8549d800 [ 1340.966617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.966744][ T32] r7:ddde2d80 r6:83018200 r5:8549db8c r4:8529e080 [ 1340.966859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.966978][ T32] r10:61c88647 r9:8553ec00 r8:8529e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.967042][ T32] r4:8529e080 [ 1340.967094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.967211][ T32] r10:00000000 r9:8529e080 r8:80287e08 r7:eb901e60 r6:8529e100 r5:8553ec00 [ 1340.967261][ T32] r4:00000001 [ 1340.967306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.967399][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1340.967484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.967546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.981871][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.981969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.982056][ T32] r4:8536f4c0 [ 1340.982618][ T32] INFO: task kworker/1:873:5249 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1340.982679][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.983401][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1340.984160][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.984986][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.985895][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1340.986283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.986501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.986879][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.987319][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.011572][ T32] r5:00001000 r4:eb711000 ** 2 printk messages dropped ** [ 1341.011768][ T32] r5:8549e38c r4:8549e000 ** 1 printk messages dropped ** [ 1341.011845][ T32] r7:ddde2d80 r6:83018200 r5:8549e38c r4:8529e180 [ 1341.011866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.011957][ T32] r10:61c88647 r9:85540000 r8:8529e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.012079][ T32] r4:8529e180 [ 1341.012184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.012238][ T32] r10:00000000 r9:8529e180 r8:80287e08 r7:eb915e60 r6:8529e200 r5:85540000 [ 1341.012263][ T32] r4:00000001 [ 1341.012285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.012326][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1341.012357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.012387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.012415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.012447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.012648][ T32] r4:8536f540 [ 1341.013222][ T32] INFO: task kworker/1:874:5251 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.013262][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.013638][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.013694][ T32] Call trace: [ 1341.013755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.013948][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.014059][ T32] r4:00000000 [ 1341.014091][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.014161][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.014227][ T32] 5d20: b7fc0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.014259][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.014287][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.014312][ T32] r5:800f0013 r4:80239bb0 [ 1341.014333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.014375][ T32] r4:82ac21e4 [ 1341.014395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.014526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.014553][ T32] r4:e0585dc0 [ 1341.014573][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.014719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.014745][ T32] r4:00000000 [ 1341.014765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.014828][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.014854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.014910][ T32] r5:00001000 r4:ed2cb000 [ 1341.014932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.015121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.015220][ T32] r5:843adb8c r4:843ad800 [ 1341.015245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.015295][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.015316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.015364][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.015386][ T32] r4:84f79100 [ 1341.015431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.015548][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.015617][ T32] r4:00000001 [ 1341.015834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.016046][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1341.016273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.016634][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.016990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 ** 8 printk messages dropped ** [ 1341.017319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.041185][ T32] r5:8549df8c r4:8549dc00 [ 1341.041213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.041337][ T32] r10:61c88647 r9:85540c00 r8:8529e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.041783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.042300][ T32] INFO: task kworker/1:875:5253 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.042337][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.042481][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.042643][ T32] Call trace: [ 1341.042756][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.042813][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.042870][ T32] r4:00000000 [ 1341.042895][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.042936][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.042964][ T32] 5d20: b82cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.042993][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.043023][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.043085][ T32] r5:800f0013 r4:80239bb0 [ 1341.043109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.043151][ T32] r4:82ac21e4 [ 1341.043171][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.043213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.043274][ T32] r4:e0585dc0 [ 1341.043331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.043404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.043457][ T32] r4:00000000 [ 1341.043515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.043593][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.043620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.043663][ T32] r5:00001000 r4:ed2cb000 [ 1341.043704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.043746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.043799][ T32] r5:843adb8c r4:843ad800 [ 1341.043842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.043892][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.043956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.044006][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.044036][ T32] r4:84f79100 [ 1341.044065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.044142][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.044167][ T32] r4:00000001 [ 1341.044186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.044241][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.044271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.044299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.044327][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.044356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.044378][ T32] r4:84f605c0 ** 1 printk messages dropped ** [ 1341.044449][ T32] INFO: task kworker/1:876:5256 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.044923][ T32] r5:85541800 r4:8291a680 ** 2 printk messages dropped ** [ 1341.045029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 ** 7 printk messages dropped ** [ 1341.045528][ T32] r9:83018205 r8:85541800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1341.045619][ T32] r5:00001000 r4:eb735000 [ 1341.045640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.045702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.045749][ T32] r5:8549e78c r4:8549e400 [ 1341.045769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.045815][ T32] r7:ddde2d80 r6:83018200 r5:8549e78c r4:8529e380 [ 1341.045835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.045902][ T32] r10:61c88647 r9:85541800 r8:8529e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.045930][ T32] r4:8529e380 [ 1341.045992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.046060][ T32] r10:00000000 r9:8529e380 r8:80287e08 r7:eb919e60 r6:8529e400 r5:85541800 [ 1341.046084][ T32] r4:00000001 [ 1341.046124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.046217][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1341.046285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.046316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.046343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.046392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.046437][ T32] r4:8536f900 [ 1341.046678][ T32] INFO: task kworker/1:876:5256 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.046755][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.046859][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.046902][ T32] Call trace: [ 1341.047008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.047110][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.047158][ T32] r4:00000000 [ 1341.047223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1341.047320][ T32] 5d20: b82cd000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1341.069686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1341.070639][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1341.071213][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.071967][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.076523][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.076904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536fd40 ** 7 printk messages dropped ** [ 1341.077332][ T32] r5:8549eb8c r4:8549e800 ** 1 printk messages dropped ** [ 1341.077439][ T32] r7:ddde2d80 r6:83018200 r5:8549eb8c r4:8529e480 ** 6 printk messages dropped ** [ 1341.095548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1341.112443][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1341.113059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1341.113801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.114439][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1341.114984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1341.116751][ T32] r4:85543c00 ** 4 printk messages dropped ** [ 1341.117392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 ** 9 printk messages dropped ** [ 1341.149467][ T32] r5:00001000 r4:eb931000 ** 2 printk messages dropped ** [ 1341.149794][ T32] r5:8549ef8c r4:8549ec00 ** 2 printk messages dropped ** [ 1341.150014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1341.150408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.151855][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1341.152138][ T32] Call trace: [ 1341.152308][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.152430][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.152489][ T32] r4:00000000 [ 1341.152537][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.152620][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.152681][ T32] 5d20: b8947000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.152766][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.152938][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.153003][ T32] r5:800f0013 r4:80239bb0 [ 1341.153049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.153137][ T32] r4:82ac21e4 [ 1341.153189][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.153279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.153329][ T32] r4:e0585dc0 [ 1341.153382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.153466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.153539][ T32] r4:00000000 [ 1341.153591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.153686][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.153733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.153820][ T32] r5:00001000 r4:ed2cb000 [ 1341.153887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.153974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.154064][ T32] r5:843adb8c r4:843ad800 [ 1341.154110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.154237][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.154288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.154396][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.154451][ T32] r4:84f79100 [ 1341.154497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.154603][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.154655][ T32] r4:00000001 [ 1341.154699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.154779][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.154841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.154942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.155005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.155067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.155124][ T32] r4:84f605c0 [ 1341.155175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.155280][ T32] INFO: task kworker/1:879:5260 blocked for more than 467 seconds. [ 1341.155407][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.155472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.155522][ T32] task:kworker/1:879 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.155628][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.155775][ T32] Call trace: [ 1341.155869][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.155966][ T32] r10:8291a684 r9:eb939d84 r8:00000002 r7:60000113 r6:eb939d8c r5:85545400 [ 1341.156015][ T32] r4:85545400 [ 1341.156059][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.156145][ T32] r5:85545400 r4:8291a680 [ 1341.156227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.156327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.156419][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1341.156474][ T32] r4:00000000 [ 1341.156517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.156591][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.156686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1341.156923][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.157405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.157486][ T32] r5:8549ff8c r4:8549fc00 [ 1341.157537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.191545][ T32] r4:8529e680 ** 6 printk messages dropped ** [ 1341.192116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.193587][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.194261][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1341.194954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1341.195753][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1341.196101][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.196390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.196849][ T32] task:kworker/0:186 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.196943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.197034][ T32] Call trace: [ 1341.197166][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.197261][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:85592400 [ 1341.197310][ T32] r4:85592400 [ 1341.197354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.197434][ T32] r5:85592400 r4:8291a680 [ 1341.197480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.197606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.218698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1341.218803][ T32] r4:00000000 [ 1341.218854][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.218969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.219045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.219130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85086440 [ 1341.219175][ T32] r4:00000000 [ 1341.219214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.219343][ T32] r9:83018005 r8:85592400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1341.219394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.219483][ T32] r5:00001000 r4:eb949000 [ 1341.219566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.219649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.219730][ T32] r5:8550478c r4:85504400 [ 1341.219771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.219912][ T32] r7:dddced80 r6:83018000 r5:8550478c r4:854f3e80 [ 1341.219990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.220117][ T32] r10:61c88647 r9:85592400 r8:854f3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.220236][ T32] r4:854f3e80 [ 1341.220282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.220415][ T32] r10:00000000 r9:854f3e80 r8:80287e08 r7:eb7bde60 r6:854f3f00 r5:85592400 [ 1341.220506][ T32] r4:00000001 [ 1341.220561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.220682][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1341.220788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.220863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.220920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.220994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.221068][ T32] r4:85086080 [ 1341.222010][ T32] INFO: task kworker/0:186:5262 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.222097][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.222284][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.222396][ T32] Call trace: [ 1341.222469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.222591][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1341.223054][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.223124][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.223178][ T32] r5:800f0013 r4:80239bb0 [ 1341.223223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.223306][ T32] r4:82ac21e4 [ 1341.223360][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.223445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.223492][ T32] r4:e0585dc0 [ 1341.223533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.223611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.223657][ T32] r4:00000000 [ 1341.223698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.223787][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.223835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.223916][ T32] r5:00001000 r4:ed2cb000 [ 1341.223980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.224068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.224156][ T32] r5:843adb8c r4:843ad800 [ 1341.224197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.224325][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.224383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.224476][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.224561][ T32] r4:84f79100 [ 1341.224679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.224780][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.224828][ T32] r4:00000001 [ 1341.224871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.224942][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.225015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.225116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.225208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.225323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.225386][ T32] r4:84f605c0 [ 1341.225460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.225571][ T32] INFO: task kworker/1:880:5264 blocked for more than 467 seconds. [ 1341.225652][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.225739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.225789][ T32] task:kworker/1:880 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.225884][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.225987][ T32] Call trace: [ 1341.226134][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.226261][ T32] r10:8291a684 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:85593000 [ 1341.226344][ T32] r4:85593000 [ 1341.226416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1341.227006][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.256261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.256488][ T32] r5:8549f38c r4:8549f000 [ 1341.256557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.256880][ T32] r4:8529e780 ** 4 printk messages dropped ** [ 1341.257160][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) ** 7 printk messages dropped ** [ 1341.269228][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.269672][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.270067][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1341.270601][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 9 printk messages dropped ** [ 1341.271350][ T32] r4:84f79100 ** 3 printk messages dropped ** [ 1341.271627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.272236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1341.272816][ T32] r4:85594800 ** 4 printk messages dropped ** [ 1341.273210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 ** 5 printk messages dropped ** [ 1341.273545][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.273986][ T32] r5:8550538c r4:85505000 [ 1341.274024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.274379][ T32] r10:61c88647 r9:85594800 r8:84e0302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1341.275068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.276234][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.276543][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1341.277051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1341.302234][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.302685][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.303236][ T32] task:kworker/1:881 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.303378][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.303480][ T32] Call trace: [ 1341.303605][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.303701][ T32] r10:8291a684 r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:85595400 [ 1341.303778][ T32] r4:85595400 [ 1341.303822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.303902][ T32] r5:85595400 r4:8291a680 [ 1341.303968][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.304049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.304129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1341.304331][ T32] r4:00000000 [ 1341.304411][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.304488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.304632][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.304717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288400 [ 1341.304761][ T32] r4:00000000 [ 1341.304827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.304919][ T32] r9:83018205 r8:85595400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1341.304963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.305057][ T32] r5:00001000 r4:eb961000 [ 1341.305103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.305178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.305254][ T32] r5:8549f78c r4:8549f400 [ 1341.305326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.305418][ T32] r7:ddde2d80 r6:83018200 r5:8549f78c r4:8529e800 [ 1341.305485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.305583][ T32] r10:61c88647 r9:85595400 r8:8529e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.305627][ T32] r4:8529e800 [ 1341.305698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.305787][ T32] r10:00000000 r9:8529e800 r8:80287e08 r7:eb939e60 r6:84e03100 r5:85595400 [ 1341.305831][ T32] r4:00000001 [ 1341.305869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.305933][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1341.305984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.306041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.306124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.306259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.306318][ T32] r4:85288000 [ 1341.307148][ T32] INFO: task kworker/1:881:5269 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.307209][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.307369][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.307459][ T32] Call trace: [ 1341.307516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.322765][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.322988][ T32] r4:00000000 [ 1341.323102][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.323244][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.323322][ T32] 5d20: b963f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.323431][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.323526][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.323585][ T32] r5:800f0013 r4:80239bb0 [ 1341.323661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.323772][ T32] r4:82ac21e4 [ 1341.323885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.324019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.324083][ T32] r4:e0585dc0 [ 1341.324129][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.324243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1341.324943][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1341.325629][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.326487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.327269][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.347082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 ** 5 printk messages dropped ** [ 1341.347522][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.359405][ T32] r5:8549fb8c r4:8549f800 [ 1341.359462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1341.359735][ T32] r4:8529e880 ** 4 printk messages dropped ** [ 1341.360047][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) ** 6 printk messages dropped ** [ 1341.361304][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.362332][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.362608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1341.363310][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 9 printk messages dropped ** [ 1341.363903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.364096][ T32] r4:84f605c0 [ 1341.364139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.364210][ T32] INFO: task kworker/1:883:5274 blocked for more than 467 seconds. [ 1341.364271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.364326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.364394][ T32] task:kworker/1:883 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.364507][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.364618][ T32] Call trace: [ 1341.364706][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.364828][ T32] r10:8291a684 r9:eb809d84 r8:00000002 r7:60000113 r6:eb809d8c r5:85596c00 [ 1341.364879][ T32] r4:85596c00 [ 1341.364949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.365033][ T32] r5:85596c00 r4:8291a680 [ 1341.365078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.365159][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.365243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1341.365294][ T32] r4:00000000 [ 1341.365332][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.365394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.365456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.365534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288780 [ 1341.365576][ T32] r4:00000000 [ 1341.365613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.365720][ T32] r9:83018205 r8:85596c00 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1341.365816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.365986][ T32] r5:00001000 r4:dfa57000 [ 1341.366030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.366221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.366318][ T32] r5:855cc38c r4:855cc000 [ 1341.366357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.366452][ T32] r7:ddde2d80 r6:83018200 r5:855cc38c r4:8529e900 [ 1341.366494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.366586][ T32] r10:61c88647 r9:85596c00 r8:8529e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.366631][ T32] r4:8529e900 [ 1341.366745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.366836][ T32] r10:00000000 r9:8529e900 r8:80287e08 r7:eb939e60 r6:84e03200 r5:85596c00 [ 1341.366879][ T32] r4:00000001 [ 1341.366915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.367049][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1341.367107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.367180][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.367295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.367369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.367517][ T32] r4:85288000 [ 1341.392509][ T32] INFO: task kworker/1:883:5274 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.392684][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.392861][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.393090][ T32] Call trace: [ 1341.393218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.393358][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.393439][ T32] r4:00000000 [ 1341.393493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.393580][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.393643][ T32] 5d20: b9dc6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.393704][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.393759][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.393810][ T32] r5:800f0013 r4:80239bb0 [ 1341.393851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.393935][ T32] r4:82ac21e4 [ 1341.393979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.394087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.394139][ T32] r4:e0585dc0 [ 1341.394180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.394309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.394360][ T32] r4:00000000 [ 1341.394403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.394584][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.394644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.394730][ T32] r5:00001000 r4:ed2cb000 [ 1341.394808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.394900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.394989][ T32] r5:843adb8c r4:843ad800 [ 1341.395033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.395165][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.395218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.395319][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.395393][ T32] r4:84f79100 [ 1341.395449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.395543][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.395593][ T32] r4:00000001 [ 1341.395660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.395742][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.395799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.395856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.395909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.395965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.396010][ T32] r4:84f605c0 [ 1341.396059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.396113][ T32] INFO: task kworker/1:884:5276 blocked for more than 467 seconds. [ 1341.396175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.396224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.396292][ T32] task:kworker/1:884 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.396432][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.396590][ T32] Call trace: [ 1341.396669][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.396764][ T32] r10:8291a684 r9:eb859d84 r8:00000002 r7:60000113 r6:eb859d8c r5:84e64800 [ 1341.396809][ T32] r4:84e64800 [ 1341.396849][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.396928][ T32] r5:84e64800 r4:8291a680 [ 1341.396968][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.397052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.397167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1341.397230][ T32] r4:00000000 [ 1341.397318][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1341.408577][ T32] r9:83018205 r8:84e64800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1341.408963][ T32] r5:855cc78c r4:855cc400 [ 1341.409009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.409280][ T32] r10:61c88647 r9:84e64800 r8:8529e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.410104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.411792][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.412121][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1341.412678][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 9 printk messages dropped ** [ 1341.413572][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1341.413941][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1341.414402][ T32] INFO: task kworker/1:885:5278 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.415186][ T32] r5:84e66000 r4:8291a680 ** 2 printk messages dropped ** [ 1341.415509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 ** 8 printk messages dropped ** [ 1341.416126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.416229][ T32] r5:00001000 r4:e0017000 [ 1341.416284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.416367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.416450][ T32] r5:855ccb8c r4:855cc800 [ 1341.416507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.416607][ T32] r7:ddde2d80 r6:83018200 r5:855ccb8c r4:8529ea00 [ 1341.416648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.416745][ T32] r10:61c88647 r9:84e66000 r8:8529ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.416792][ T32] r4:8529ea00 [ 1341.416833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.416928][ T32] r10:00000000 r9:8529ea00 r8:80287e08 r7:eb859e60 r6:84e03300 r5:84e66000 [ 1341.417036][ T32] r4:00000001 [ 1341.417090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.417165][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1341.417218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.417272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.417333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.417390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.417436][ T32] r4:852886c0 [ 1341.448920][ T32] INFO: task kworker/1:885:5278 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.449129][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.449335][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.449649][ T32] Call trace: [ 1341.449798][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.449919][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.449973][ T32] r4:00000000 [ 1341.450018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.450106][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.450169][ T32] 5d20: ba113000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.450268][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.450331][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.450382][ T32] r5:800f0013 r4:80239bb0 [ 1341.450427][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.450517][ T32] r4:82ac21e4 [ 1341.450582][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.450675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.450723][ T32] r4:e0585dc0 [ 1341.450766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.450848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.450913][ T32] r4:00000000 [ 1341.450977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.451076][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.451121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.451207][ T32] r5:00001000 r4:ed2cb000 [ 1341.451271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.451406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.451537][ T32] r5:843adb8c r4:843ad800 [ 1341.451588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.451683][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.451768][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.451864][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.451912][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1341.452045][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1341.452485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.453173][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.454014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.454850][ T32] r5:855ccf8c r4:855ccc00 [ 1341.454935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.455175][ T32] r10:61c88647 r9:84e66c00 r8:8529eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.455720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.456944][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1341.457555][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.483583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1341.484512][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.484992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.485332][ T32] INFO: task kworker/1:887:5281 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.485641][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.486172][ T32] r5:84e58000 r4:8291a680 ** 2 printk messages dropped ** [ 1341.486471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 ** 4 printk messages dropped ** [ 1341.486862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288ec0 ** 5 printk messages dropped ** [ 1341.487267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.487428][ T32] r5:855cdb8c r4:855cd800 ** 1 printk messages dropped ** [ 1341.487565][ T32] r7:ddde2d80 r6:83018200 r5:855cdb8c r4:8529eb00 [ 1341.508326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.508646][ T32] r10:61c88647 r9:84e58000 r8:8529eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.508702][ T32] r4:8529eb00 [ 1341.508749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.508844][ T32] r10:00000000 r9:8529eb00 r8:80287e08 r7:eb991e60 r6:84e03400 r5:84e58000 [ 1341.508894][ T32] r4:00000001 [ 1341.508938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.509017][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1341.509080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.509163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.509230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.509335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.509421][ T32] r4:85288800 [ 1341.510169][ T32] INFO: task kworker/1:887:5281 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.510314][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.510491][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.510623][ T32] Call trace: [ 1341.510733][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.510851][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.510936][ T32] r4:00000000 [ 1341.510986][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.511105][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.511167][ T32] 5d20: ba67f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.511223][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.511283][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.511356][ T32] r5:800f0013 r4:80239bb0 [ 1341.511429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.511535][ T32] r4:82ac21e4 [ 1341.511606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.511701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.511748][ T32] r4:e0585dc0 [ 1341.511813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.511937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.512052][ T32] r4:00000000 [ 1341.512105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.512256][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.512359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.512453][ T32] r5:00001000 r4:ed2cb000 [ 1341.512498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.512579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.512667][ T32] r5:843adb8c r4:843ad800 [ 1341.512716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.512811][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.512912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.513023][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.513072][ T32] r4:84f79100 [ 1341.513113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.513238][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.513328][ T32] r4:00000001 [ 1341.513438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.513523][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.513582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.513641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.513773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.513842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.513894][ T32] r4:84f605c0 [ 1341.513936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.513988][ T32] INFO: task kworker/1:888:5283 blocked for more than 468 seconds. [ 1341.514068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.514123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.514235][ T32] task:kworker/1:888 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.514382][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.514504][ T32] Call trace: [ 1341.514579][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.514679][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000113 r6:eb99dd8c r5:84e59800 ** 4 printk messages dropped ** [ 1341.514968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.515766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.516099][ T32] r5:855cd38c r4:855cd000 [ 1341.516141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.516239][ T32] r7:ddde2d80 r6:83018200 r5:855cd38c r4:8529eb80 [ 1341.516293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.516388][ T32] r10:61c88647 r9:84e59800 r8:8529ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.516438][ T32] r4:8529eb80 [ 1341.516498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.516602][ T32] r10:00000000 r9:8529eb80 r8:80287e08 r7:eb995e60 r6:84e03480 r5:84e59800 [ 1341.516651][ T32] r4:00000001 [ 1341.516692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.516793][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1341.516853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.516911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.516967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.517030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.517078][ T32] r4:85288900 [ 1341.517596][ T32] INFO: task kworker/1:888:5283 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 7 printk messages dropped ** [ 1341.543055][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.543370][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.543625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 6 printk messages dropped ** [ 1341.543874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.544231][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1341.544308][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1341.544608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.544781][ T32] INFO: task kworker/1:889:5285 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.545164][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.545413][ T32] r4:84e5b000 ** 2 printk messages dropped ** [ 1341.545516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.545760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.545977][ T32] r9:83018205 r8:84e5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1341.546277][ T32] r5:855cd78c r4:855cd400 [ 1341.546301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.546349][ T32] r7:ddde2d80 r6:83018200 r5:855cd78c r4:8529ec00 [ 1341.546370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.546422][ T32] r10:61c88647 r9:84e5b000 r8:8529ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.546447][ T32] r4:8529ec00 [ 1341.546466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.546512][ T32] r10:00000000 r9:8529ec00 r8:80287e08 r7:eb995e60 r6:84e03500 r5:84e5b000 [ 1341.546536][ T32] r4:00000001 [ 1341.546557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.546591][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1341.546618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.546648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.546709][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.546758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.546784][ T32] r4:85288ac0 [ 1341.547219][ T32] INFO: task kworker/1:889:5285 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.547304][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.547387][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.547434][ T32] Call trace: [ 1341.547590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.564774][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.564878][ T32] r4:00000000 [ 1341.564910][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.565038][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.565076][ T32] 5d20: bad06000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.565168][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.565197][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.565223][ T32] r5:800f0013 r4:80239bb0 [ 1341.565244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.565294][ T32] r4:82ac21e4 [ 1341.565341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.565396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.565420][ T32] r4:e0585dc0 [ 1341.565441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.565483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.565596][ T32] r4:00000000 [ 1341.565622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.565673][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.565699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.565745][ T32] r5:00001000 r4:ed2cb000 [ 1341.565799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.565850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.565894][ T32] r5:843adb8c r4:843ad800 [ 1341.565915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.565963][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.566045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.566099][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.566122][ T32] r4:84f79100 [ 1341.566260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.566342][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.566398][ T32] r4:00000001 [ 1341.566456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.566495][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.566524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.566584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.566614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.566644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.566668][ T32] r4:84f605c0 [ 1341.566691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.566721][ T32] INFO: task kworker/1:890:5288 blocked for more than 468 seconds. [ 1341.566754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.566847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.566874][ T32] task:kworker/1:890 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.567180][ T32] r4:84e5a400 ** 4 printk messages dropped ** [ 1341.567471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 ** 4 printk messages dropped ** [ 1341.573077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095040 ** 5 printk messages dropped ** [ 1341.573337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.573454][ T32] r5:855cdf8c r4:855cdc00 [ 1341.573510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.573561][ T32] r7:ddde2d80 r6:83018200 r5:855cdf8c r4:8529ec80 ** 1 printk messages dropped ** [ 1341.573630][ T32] r10:61c88647 r9:84e5a400 r8:8529ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.573965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.574872][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.575106][ T32] r4:82ac21e4 [ 1341.575128][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.575171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.575256][ T32] r4:e0585dc0 [ 1341.575389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.575450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.575505][ T32] r4:00000000 [ 1341.575529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.575575][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.575609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.575659][ T32] r5:00001000 r4:ed2cb000 [ 1341.575711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.575757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.575803][ T32] r5:843adb8c r4:843ad800 [ 1341.575825][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.575873][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.575907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.576023][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.576080][ T32] r4:84f79100 [ 1341.576103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.576151][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.576237][ T32] r4:00000001 [ 1341.576282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.576355][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.576387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.576418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.576480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.576571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.576597][ T32] r4:84f605c0 [ 1341.576619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.576660][ T32] INFO: task kworker/1:891:5289 blocked for more than 468 seconds. [ 1341.576726][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.576754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.576808][ T32] task:kworker/1:891 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.576918][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.576966][ T32] Call trace: [ 1341.576996][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.577044][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:84e5bc00 [ 1341.577128][ T32] r4:84e5bc00 [ 1341.577153][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.577198][ T32] r5:84e5bc00 r4:8291a680 [ 1341.577232][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.577338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.577385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1341.577409][ T32] r4:00000000 [ 1341.577450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.577487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.577569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.590776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095600 [ 1341.590857][ T32] r4:00000000 [ 1341.590885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.590990][ T32] r9:83018205 r8:84e5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.591019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.591129][ T32] r5:00001000 r4:eaf75000 [ 1341.591154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.591195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.591238][ T32] r5:855ceb8c r4:855ce800 [ 1341.591258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.591370][ T32] r7:ddde2d80 r6:83018200 r5:855ceb8c r4:8529ed00 [ 1341.591397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.591447][ T32] r10:61c88647 r9:84e5bc00 r8:8529ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.591471][ T32] r4:8529ed00 [ 1341.591492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.591552][ T32] r10:00000000 r9:8529ed00 r8:80287e08 r7:eb9ade60 r6:84e03600 r5:84e5bc00 [ 1341.591578][ T32] r4:00000001 [ 1341.591599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.591637][ T32] Exception stack(0xeb9b1fb0 to 0xeb9b1ff8) ** 1 printk messages dropped ** [ 1341.591713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.592814][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1341.593252][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.593476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1341.594001][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.594447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1341.594974][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.595544][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.595665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095380 [ 1341.595689][ T32] r4:00000000 [ 1341.595709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.595753][ T32] r9:83018205 r8:84e5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.595806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.595859][ T32] r5:00001000 r4:eaee3000 [ 1341.595883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.595923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.595997][ T32] r5:855ce38c r4:855ce000 [ 1341.596056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.596107][ T32] r7:ddde2d80 r6:83018200 r5:855ce38c r4:8529ed80 [ 1341.596134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.596181][ T32] r10:61c88647 r9:84e5c800 r8:8529edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.596206][ T32] r4:8529ed80 [ 1341.596226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.596311][ T32] r10:00000000 r9:8529ed80 r8:80287e08 r7:eb9b1e60 r6:84e03680 r5:84e5c800 [ 1341.596340][ T32] r4:00000001 [ 1341.596360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.596396][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1341.596441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.596508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.596538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.596604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.596660][ T32] r4:85095100 [ 1341.596906][ T32] INFO: task kworker/1:892:5291 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.596984][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.597128][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.597176][ T32] Call trace: [ 1341.597238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.597301][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.597327][ T32] r4:00000000 [ 1341.597347][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.597387][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.597415][ T32] 5d20: bb1a1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.597444][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.597499][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.597528][ T32] r5:800f0013 r4:80239bb0 [ 1341.597620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.621637][ T32] r4:82ac21e4 [ 1341.621693][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.621764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.621789][ T32] r4:e0585dc0 [ 1341.621844][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.621917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.621943][ T32] r4:00000000 [ 1341.621964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.622013][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.622037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.622083][ T32] r5:00001000 r4:ed2cb000 [ 1341.622103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.622143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.622186][ T32] r5:843adb8c r4:843ad800 [ 1341.622282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.622367][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.622391][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.622440][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.622461][ T32] r4:84f79100 [ 1341.622500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.622567][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.622593][ T32] r4:00000001 [ 1341.622614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.622652][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.622683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.622712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.622740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.622769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.622790][ T32] r4:84f605c0 ** 1 printk messages dropped ** [ 1341.622845][ T32] INFO: task kworker/0:188:5293 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.623070][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.623262][ T32] r4:84e5d400 ** 2 printk messages dropped ** [ 1341.623379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.623479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1341.623507][ T32] r4:00000000 [ 1341.623528][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.623562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.623597][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.623657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb3c0 [ 1341.623683][ T32] r4:00000000 [ 1341.623704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.623781][ T32] r9:83018005 r8:84e5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1341.623806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.623880][ T32] r5:00001000 r4:eb0a5000 [ 1341.623904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.624000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.624046][ T32] r5:85504f8c r4:85504c00 [ 1341.624067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.624112][ T32] r7:dddced80 r6:83018000 r5:85504f8c r4:84e03700 [ 1341.624133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.624180][ T32] r10:61c88647 r9:84e5d400 r8:84e0372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.624241][ T32] r4:84e03700 [ 1341.624264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.624351][ T32] r10:00000000 r9:84e03700 r8:80287e08 r7:eb94de60 r6:84e03780 r5:84e5d400 [ 1341.624378][ T32] r4:00000001 [ 1341.624397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.624464][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1341.624494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.624522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.624581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.624613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.624665][ T32] r4:85086bc0 [ 1341.625136][ T32] INFO: task kworker/0:188:5293 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.625173][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.625231][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.625315][ T32] Call trace: [ 1341.625384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.625501][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.625529][ T32] r4:00000000 [ 1341.625639][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.625719][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.625752][ T32] 5d20: bb5f0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.625783][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.625811][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.625887][ T32] r5:800f0013 r4:80239bb0 [ 1341.625913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.625987][ T32] r4:82ac21e4 [ 1341.626026][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.626073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.626097][ T32] r4:e0585dc0 [ 1341.626116][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.626232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.626295][ T32] r4:00000000 [ 1341.626329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.626379][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.626401][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.626472][ T32] r5:00001000 r4:ed2cb000 [ 1341.626497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.626595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.626675][ T32] r5:843adb8c r4:843ad800 [ 1341.626699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.626748][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.626769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.626816][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.626839][ T32] r4:84f79100 [ 1341.626889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.626971][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.627012][ T32] r4:00000001 [ 1341.627041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.627080][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.627108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.627136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.627162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.627191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.627245][ T32] r4:84f605c0 [ 1341.627314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.627345][ T32] INFO: task kworker/1:893:5297 blocked for more than 468 seconds. [ 1341.627433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.627461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.627483][ T32] task:kworker/1:893 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.648359][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.648525][ T32] Call trace: [ 1341.648563][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.648626][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:84e5e000 [ 1341.648650][ T32] r4:84e5e000 [ 1341.648672][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.648717][ T32] r5:84e5e000 r4:8291a680 [ 1341.648739][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.648779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.648821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1341.648845][ T32] r4:00000000 [ 1341.648905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.648972][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.649016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.649060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095480 [ 1341.649083][ T32] r4:00000000 [ 1341.649104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.649154][ T32] r9:83018205 r8:84e5e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1341.649211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.649260][ T32] r5:00001000 r4:eaf2f000 [ 1341.649287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.649329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.649373][ T32] r5:855ce78c r4:855ce400 [ 1341.649427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.649482][ T32] r7:ddde2d80 r6:83018200 r5:855ce78c r4:8529ee00 [ 1341.649505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.649556][ T32] r10:61c88647 r9:84e5e000 r8:8529ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.649612][ T32] r4:8529ee00 [ 1341.649650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.649709][ T32] r10:00000000 r9:8529ee00 r8:80287e08 r7:eb9b1e60 r6:84e03800 r5:84e5e000 [ 1341.649765][ T32] r4:00000001 [ 1341.649821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.649863][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1341.649893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.649986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.650048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.650082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.650106][ T32] r4:85095180 [ 1341.650619][ T32] INFO: task kworker/1:893:5297 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.650673][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.650804][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.650853][ T32] Call trace: [ 1341.650883][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.650932][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.650955][ T32] r4:00000000 [ 1341.650974][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.651015][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.651123][ T32] 5d20: bba45000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.651157][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.651182][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.651206][ T32] r5:800f0013 r4:80239bb0 [ 1341.651227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.651282][ T32] r4:82ac21e4 [ 1341.651335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.651382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.651407][ T32] r4:e0585dc0 [ 1341.651427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.651468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.651491][ T32] r4:00000000 [ 1341.651541][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.651620][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.651646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.651688][ T32] r5:00001000 r4:ed2cb000 [ 1341.651708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.651747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.651818][ T32] r5:843adb8c r4:843ad800 [ 1341.651842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.651921][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.652006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.652058][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.652082][ T32] r4:84f79100 [ 1341.652136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.652187][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.652245][ T32] r4:00000001 [ 1341.652333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.652374][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.652403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.652430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.652456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.652603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.652629][ T32] r4:84f605c0 [ 1341.652652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.652711][ T32] INFO: task kworker/1:894:5298 blocked for more than 468 seconds. [ 1341.652748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.652774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.652795][ T32] task:kworker/1:894 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.652841][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.652917][ T32] Call trace: [ 1341.652951][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.652999][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:84e5ec00 [ 1341.653022][ T32] r4:84e5ec00 [ 1341.653042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.653132][ T32] r5:84e5ec00 r4:8291a680 [ 1341.653188][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.653229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.653271][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1341.653503][ T32] r4:00000000 [ 1341.653527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.653561][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.653594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.653636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095740 [ 1341.653658][ T32] r4:00000000 [ 1341.653678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.653825][ T32] r9:83018205 r8:84e5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.653853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.653940][ T32] r5:00001000 r4:eafab000 [ 1341.653995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.654039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.654080][ T32] r5:855cef8c r4:855cec00 [ 1341.654100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.654167][ T32] r7:ddde2d80 r6:83018200 r5:855cef8c r4:8529ee80 [ 1341.654245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.654328][ T32] r10:61c88647 r9:84e5ec00 r8:8529eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.654383][ T32] r4:8529ee80 [ 1341.654441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.654490][ T32] r10:00000000 r9:8529ee80 r8:80287e08 r7:eb9b1e60 r6:84e03880 r5:84e5ec00 [ 1341.654516][ T32] r4:00000001 [ 1341.654568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.654608][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1341.654635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.654674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.654732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.654795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.654822][ T32] r4:850952c0 [ 1341.655066][ T32] INFO: task kworker/1:894:5298 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.655097][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.655219][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.655287][ T32] Call trace: [ 1341.655322][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.655373][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.655397][ T32] r4:00000000 [ 1341.655416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.655453][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.655481][ T32] 5d20: bba45000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.655541][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.655659][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.655775][ T32] r5:800f0013 r4:80239bb0 [ 1341.655800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.655843][ T32] r4:82ac21e4 [ 1341.655884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.655930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.656002][ T32] r4:e0585dc0 [ 1341.656044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.656110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.656135][ T32] r4:00000000 [ 1341.656156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.656202][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.656224][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.656340][ T32] r5:00001000 r4:ed2cb000 [ 1341.656456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.656566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.656616][ T32] r5:843adb8c r4:843ad800 [ 1341.656636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.656794][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.656906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.657104][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.657212][ T32] r4:84f79100 [ 1341.657235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.657286][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.657309][ T32] r4:00000001 [ 1341.657328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.657423][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.657456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.657484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.657510][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.657650][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1341.678552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1341.678795][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.678857][ T32] Call trace: [ 1341.678892][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.678950][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:84e58c00 [ 1341.678974][ T32] r4:84e58c00 [ 1341.678994][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.679037][ T32] r5:84e58c00 r4:8291a680 [ 1341.679059][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.679129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.679178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1341.679201][ T32] r4:00000000 [ 1341.679221][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.679255][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.679301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.679343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095b40 [ 1341.679428][ T32] r4:00000000 [ 1341.679453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.679501][ T32] r9:83018205 r8:84e58c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.679524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.679565][ T32] r5:00001000 r4:eb073000 [ 1341.679615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.679660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.679704][ T32] r5:855cfb8c r4:855cf800 [ 1341.679724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.679771][ T32] r7:ddde2d80 r6:83018200 r5:855cfb8c r4:8529ef00 [ 1341.679861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.679913][ T32] r10:61c88647 r9:84e58c00 r8:8529ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.679937][ T32] r4:8529ef00 [ 1341.679974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.680025][ T32] r10:00000000 r9:8529ef00 r8:80287e08 r7:eb9bde60 r6:84e03900 r5:84e58c00 [ 1341.680048][ T32] r4:00000001 [ 1341.680068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.680137][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1341.680169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.680301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.680334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.680364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.680388][ T32] r4:850953c0 [ 1341.680810][ T32] INFO: task kworker/1:895:5301 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.680841][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.680897][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.680941][ T32] Call trace: [ 1341.680996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.681081][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.681152][ T32] r4:00000000 [ 1341.681176][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.681217][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.681245][ T32] 5d20: bbe1a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.681314][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.681344][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.681385][ T32] r5:800f0013 r4:80239bb0 [ 1341.681408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.681450][ T32] r4:82ac21e4 [ 1341.681471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.681597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.681623][ T32] r4:e0585dc0 [ 1341.681644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.681708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.681806][ T32] r4:00000000 [ 1341.681829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.681875][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.681896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.681939][ T32] r5:00001000 r4:ed2cb000 [ 1341.681960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.682044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.682092][ T32] r5:843adb8c r4:843ad800 [ 1341.682144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.682226][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.682283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.682379][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.682408][ T32] r4:84f79100 [ 1341.682474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.682526][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.682549][ T32] r4:00000001 [ 1341.682569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.682605][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.682684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.682719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.682747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.682791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.682817][ T32] r4:84f605c0 [ 1341.682871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.682900][ T32] INFO: task kworker/1:896:5302 blocked for more than 468 seconds. [ 1341.682959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.682987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.683009][ T32] task:kworker/1:896 state:D stack:0 pid:5302 tgid:5302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.683056][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.683213][ T32] Call trace: [ 1341.683343][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.683417][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000013 r6:eb9c5d8c r5:85593c00 [ 1341.683445][ T32] r4:85593c00 [ 1341.683467][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.683511][ T32] r5:85593c00 r4:8291a680 [ 1341.683531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.683569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.683625][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1341.683653][ T32] r4:00000000 [ 1341.683673][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.683710][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.683744][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.683784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095880 [ 1341.683807][ T32] r4:00000000 [ 1341.683827][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.683869][ T32] r9:83018205 r8:85593c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1341.683891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.683970][ T32] r5:00001000 r4:eaffd000 [ 1341.683995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.684068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.684153][ T32] r5:855cf38c r4:855cf000 [ 1341.684203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.684303][ T32] r7:ddde2d80 r6:83018200 r5:855cf38c r4:8529ef80 [ 1341.684363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.684416][ T32] r10:61c88647 r9:85593c00 r8:8529efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.684484][ T32] r4:8529ef80 [ 1341.684509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.684593][ T32] r10:00000000 r9:8529ef80 r8:80287e08 r7:eb9c1e60 r6:84e03980 r5:85593c00 [ 1341.684620][ T32] r4:00000001 [ 1341.684671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.684714][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1341.684817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.684850][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.684878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.684907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.684931][ T32] r4:850953c0 [ 1341.685166][ T32] INFO: task kworker/1:896:5302 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.685228][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.685324][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.685371][ T32] Call trace: [ 1341.685439][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.685491][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.685607][ T32] r4:00000000 [ 1341.685661][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.685707][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.685768][ T32] 5d20: bbe1a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.685815][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.685905][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.685965][ T32] r5:800f0013 r4:80239bb0 [ 1341.686021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.686067][ T32] r4:82ac21e4 [ 1341.686090][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.686148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.686231][ T32] r4:e0585dc0 [ 1341.686303][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.686371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.686400][ T32] r4:00000000 [ 1341.686437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.686492][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.686543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.686626][ T32] r5:00001000 r4:ed2cb000 [ 1341.686652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.686713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.686790][ T32] r5:843adb8c r4:843ad800 [ 1341.686846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.686929][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.686973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.687057][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.687085][ T32] r4:84f79100 [ 1341.687106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.687155][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.687180][ T32] r4:00000001 [ 1341.687215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.687257][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.687343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.687378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.687406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.687470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.687625][ T32] r4:84f605c0 [ 1341.703017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.703097][ T32] INFO: task kworker/1:897:5304 blocked for more than 468 seconds. [ 1341.703139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1341.703388][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.703584][ T32] r4:84e38000 ** 3 printk messages dropped ** [ 1341.703813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.704021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1341.704393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.704462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.704504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.704569][ T32] r5:855cf78c r4:855cf400 [ 1341.704594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.704645][ T32] r7:ddde2d80 r6:83018200 r5:855cf78c r4:853cc000 [ 1341.704667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.704715][ T32] r10:61c88647 r9:84e38000 r8:853cc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.704764][ T32] r4:853cc000 [ 1341.704791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.704840][ T32] r10:00000000 r9:853cc000 r8:80287e08 r7:eb9c1e60 r6:84e03a00 r5:84e38000 [ 1341.704866][ T32] r4:00000001 [ 1341.704887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.704926][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1341.705015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.705050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.705078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.705138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.705197][ T32] r4:850955c0 [ 1341.705727][ T32] INFO: task kworker/1:897:5304 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.705770][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.705843][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.705893][ T32] Call trace: [ 1341.705926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.705979][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.706057][ T32] r4:00000000 [ 1341.706087][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.706135][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.706165][ T32] 5d20: bbfad000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.706243][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.706345][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.706380][ T32] r5:800f0013 r4:80239bb0 [ 1341.706429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.706479][ T32] r4:82ac21e4 [ 1341.706503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.706591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.706649][ T32] r4:e0585dc0 [ 1341.706687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.706760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.706787][ T32] r4:00000000 [ 1341.706809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.706887][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.706915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.706959][ T32] r5:00001000 r4:ed2cb000 [ 1341.706980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.707067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.707178][ T32] r5:843adb8c r4:843ad800 [ 1341.707217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.707287][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.707356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.707407][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.707442][ T32] r4:84f79100 [ 1341.707465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.707511][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.707615][ T32] r4:00000001 [ 1341.723306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.723392][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.723430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.723490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.723522][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.723619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.723647][ T32] r4:84f605c0 [ 1341.723671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.723734][ T32] INFO: task kworker/1:898:5305 blocked for more than 468 seconds. [ 1341.723772][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.723798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.723844][ T32] task:kworker/1:898 state:D stack:0 pid:5305 tgid:5305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.723940][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.723994][ T32] Call trace: [ 1341.724027][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.724080][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000113 r6:eb9cdd8c r5:84e38c00 [ 1341.724102][ T32] r4:84e38c00 [ 1341.724123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.724230][ T32] r5:84e38c00 r4:8291a680 [ 1341.724308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.724387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.724465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1341.724491][ T32] r4:00000000 [ 1341.724511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.724580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.724662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.724738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095c80 [ 1341.724766][ T32] r4:00000000 [ 1341.724805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.724888][ T32] r9:83018205 r8:84e38c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1341.724915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.724989][ T32] r5:00001000 r4:eb0c5000 [ 1341.725013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.725055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.725098][ T32] r5:855cff8c r4:855cfc00 [ 1341.725119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.725193][ T32] r7:ddde2d80 r6:83018200 r5:855cff8c r4:853cc080 [ 1341.725218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.725286][ T32] r10:61c88647 r9:84e38c00 r8:853cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.725314][ T32] r4:853cc080 [ 1341.725334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.725379][ T32] r10:00000000 r9:853cc080 r8:80287e08 r7:eb9c1e60 r6:84e03a80 r5:84e38c00 [ 1341.725402][ T32] r4:00000001 [ 1341.725421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.725491][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1341.725521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.725586][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.725619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.725650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.725738][ T32] r4:850955c0 [ 1341.726174][ T32] INFO: task kworker/1:898:5305 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.726281][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.726369][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.726415][ T32] Call trace: [ 1341.726462][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.726604][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1341.726897][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.727066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1341.740894][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 8 printk messages dropped ** [ 1341.741529][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.741887][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.742405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 ** 10 printk messages dropped ** [ 1341.742963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.743078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.743670][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) ** 8 printk messages dropped ** [ 1341.744645][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.744958][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 13 printk messages dropped ** [ 1341.745661][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1341.745845][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1341.746312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.746610][ T32] INFO: task kworker/0:189:5309 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.746990][ T32] r5:84e3a400 r4:8291a680 [ 1341.747013][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.747083][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.747136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb959e08 [ 1341.747161][ T32] r4:00000000 [ 1341.747182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.747217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.747269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.747322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854376c0 [ 1341.747386][ T32] r4:00000000 [ 1341.747412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.747458][ T32] r9:83018005 r8:84e3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1341.747511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.774072][ T32] r5:00001000 r4:eb4d7000 [ 1341.774262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.774369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.774446][ T32] r5:855de78c r4:855de400 [ 1341.774473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.774538][ T32] r7:dddced80 r6:83018000 r5:855de78c r4:84e03b80 [ 1341.774561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.774609][ T32] r10:61c88647 r9:84e3a400 r8:84e03bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.774632][ T32] r4:84e03b80 [ 1341.774683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.774736][ T32] r10:00000000 r9:84e03b80 r8:80287e08 r7:eb94de60 r6:84e03c00 r5:84e3a400 [ 1341.774759][ T32] r4:00000001 [ 1341.774780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.774852][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1341.774887][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.774915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.774955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.775056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.775091][ T32] r4:854eb240 [ 1341.775549][ T32] INFO: task kworker/0:189:5309 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.775585][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.775716][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.775834][ T32] Call trace: [ 1341.775966][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.776025][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.776049][ T32] r4:00000000 [ 1341.776085][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.776129][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.776158][ T32] 5d20: bca2f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.776188][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.776215][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.776240][ T32] r5:800f0013 r4:80239bb0 [ 1341.776260][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.776309][ T32] r4:82ac21e4 [ 1341.776330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.776371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.776394][ T32] r4:e0585dc0 [ 1341.776414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.776454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.776508][ T32] r4:00000000 [ 1341.776533][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.776580][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.776604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.776646][ T32] r5:00001000 r4:ed2cb000 [ 1341.776665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.776704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.776745][ T32] r5:843adb8c r4:843ad800 [ 1341.776764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.776810][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.776832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.776910][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.776936][ T32] r4:84f79100 [ 1341.776956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.777003][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.777026][ T32] r4:00000001 [ 1341.777045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.777079][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.777105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.777133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.777474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.785093][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1341.785715][ T32] r5:855d078c r4:855d0400 [ 1341.785737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.785785][ T32] r7:ddde2d80 r6:83018200 r5:855d078c r4:853cc180 [ 1341.785846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.785898][ T32] r10:61c88647 r9:84e3bc00 r8:853cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.785921][ T32] r4:853cc180 [ 1341.785941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.785986][ T32] r10:00000000 r9:853cc180 r8:80287e08 r7:eb9d1e60 r6:84e03c80 r5:84e3bc00 [ 1341.786027][ T32] r4:00000001 [ 1341.786137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.786181][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1341.786262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.786325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.786439][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.786473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.786535][ T32] r4:85095bc0 [ 1341.786972][ T32] INFO: task kworker/1:900:5311 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.787033][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.787265][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.787372][ T32] Call trace: [ 1341.787478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.787532][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.787602][ T32] r4:00000000 [ 1341.800684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.800786][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.800838][ T32] 5d20: bcccc000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 4 printk messages dropped ** [ 1341.801031][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.801234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1341.801571][ T32] r5:843adb8c r4:843ad800 [ 1341.801596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.801655][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.801681][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.801729][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.801786][ T32] r4:84f79100 [ 1341.801836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.801886][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.801908][ T32] r4:00000001 [ 1341.801928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.801976][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.802006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.802084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.802115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.802145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.802167][ T32] r4:84f605c0 [ 1341.802235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.802270][ T32] INFO: task kworker/1:901:5314 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1341.802435][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.802890][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1341.803337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.803479][ T32] r5:855d0b8c r4:855d0800 [ 1341.803498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.803711][ T32] r10:00000000 r9:853cc200 r8:80287e08 r7:eb9d9e60 r6:84e03d00 r5:84e3d400 ** 8 printk messages dropped ** [ 1341.804483][ T32] INFO: task kworker/1:901:5314 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 7 printk messages dropped ** [ 1341.804924][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.805226][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.805463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 12 printk messages dropped ** [ 1341.805947][ T32] r4:84f79100 ** 5 printk messages dropped ** [ 1341.806268][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.806527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1341.806937][ T32] r5:84e3ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1341.807135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.807619][ T32] r5:855d178c r4:855d1400 [ 1341.828157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.828283][ T32] r7:ddde2d80 r6:83018200 r5:855d178c r4:853cc280 [ 1341.828314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.828373][ T32] r10:61c88647 r9:84e3ec00 r8:853cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.828397][ T32] r4:853cc280 [ 1341.828417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.828466][ T32] r10:00000000 r9:853cc280 r8:80287e08 r7:eb9e1e60 r6:84e03d80 r5:84e3ec00 [ 1341.828814][ T32] r4:00000001 [ 1341.828916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.828959][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1341.828990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.829233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.829296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.829587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.829613][ T32] r4:85095e00 [ 1341.830071][ T32] INFO: task kworker/1:902:5316 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.830107][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.830284][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.830362][ T32] Call trace: [ 1341.830396][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.830449][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.830473][ T32] r4:00000000 [ 1341.830493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.830531][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.830698][ T32] 5d20: bd622000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.830733][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.830758][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.830782][ T32] r5:800f0013 r4:80239bb0 [ 1341.830803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.830849][ T32] r4:82ac21e4 [ 1341.830871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.831046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.831074][ T32] r4:e0585dc0 [ 1341.831096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.831139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.831161][ T32] r4:00000000 [ 1341.831182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.831284][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.831381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.831604][ T32] r5:00001000 r4:ed2cb000 [ 1341.831658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.831701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.831744][ T32] r5:843adb8c r4:843ad800 [ 1341.831763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.831809][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.831829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.831897][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1341.832049][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1341.832335][ T32] INFO: task kworker/1:903:5317 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.832777][ T32] r4:84e3c800 ** 4 printk messages dropped ** [ 1341.833159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 ** 10 printk messages dropped ** [ 1341.834097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.834286][ T32] r5:855d0f8c r4:855d0c00 [ 1341.834316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1341.834586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.835384][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.835721][ T32] 5d20: bd622000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1341.836219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1341.836829][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.837505][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1341.860453][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.860802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1341.861392][ T32] r5:00001000 r4:eb30d000 ** 3 printk messages dropped ** [ 1341.861564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.862078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.863054][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.863262][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1341.863593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.863941][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.863963][ T32] r4:84f79100 [ 1341.863992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.864046][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.864070][ T32] r4:00000001 [ 1341.864116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.864177][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.864230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.864288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.864319][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.864349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.864371][ T32] r4:84f605c0 [ 1341.864392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.864421][ T32] INFO: task kworker/1:905:5321 blocked for more than 468 seconds. [ 1341.864468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.864521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.864608][ T32] task:kworker/1:905 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.864658][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.864749][ T32] Call trace: [ 1341.864792][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.864842][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000013 r6:eb9fdd8c r5:85599800 [ 1341.864865][ T32] r4:85599800 [ 1341.864885][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.864955][ T32] r5:85599800 r4:8291a680 [ 1341.864978][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.865017][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.865089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1341.865121][ T32] r4:00000000 [ 1341.865182][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.865220][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.865267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.865311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128400 [ 1341.865336][ T32] r4:00000000 [ 1341.865375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.865445][ T32] r9:83018205 r8:85599800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1341.865470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.865533][ T32] r5:00001000 r4:eb5bb000 [ 1341.865583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.865626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.865712][ T32] r5:855d1b8c r4:855d1800 [ 1341.865764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.865818][ T32] r7:ddde2d80 r6:83018200 r5:855d1b8c r4:853cc400 [ 1341.865841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.865910][ T32] r10:61c88647 r9:85599800 r8:853cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.865936][ T32] r4:853cc400 [ 1341.865956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.866021][ T32] r10:00000000 r9:853cc400 r8:80287e08 r7:eb9e9e60 r6:84e03f00 r5:85599800 [ 1341.866084][ T32] r4:00000001 [ 1341.866160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.866233][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1341.866290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.866330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.866357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.866397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.866424][ T32] r4:851281c0 ** 1 printk messages dropped ** [ 1341.866723][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.867260][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.867484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1341.891861][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1341.892091][ T32] r4:84f79100 ** 1 printk messages dropped ** [ 1341.892175][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1341.892472][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1341.892695][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.892972][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.893208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128540 ** 7 printk messages dropped ** [ 1341.893562][ T32] r5:855d1f8c r4:855d1c00 ** 1 printk messages dropped ** [ 1341.893625][ T32] r7:ddde2d80 r6:83018200 r5:855d1f8c r4:853cc480 ** 4 printk messages dropped ** [ 1341.893813][ T32] r10:00000000 r9:853cc480 r8:80287e08 r7:eb9fde60 r6:84e03f80 r5:8559b000 ** 11 printk messages dropped ** [ 1341.894704][ T32] Call trace: ** 5 printk messages dropped ** [ 1341.894940][ T32] 5d20: be1fc000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 1 printk messages dropped ** [ 1341.895045][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1341.895165][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.895256][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1341.895395][ T32] r4:00000000 [ 1341.895429][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.895477][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.895498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.895539][ T32] r5:00001000 r4:ed2cb000 [ 1341.895559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.895597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.895654][ T32] r5:843adb8c r4:843ad800 [ 1341.895678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.895736][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.895781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.895926][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.895995][ T32] r4:84f79100 [ 1341.896018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.896091][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.896137][ T32] r4:00000001 [ 1341.896159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.896197][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.896223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.896251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.896301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.896334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.896356][ T32] r4:84f605c0 [ 1341.896376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.896405][ T32] INFO: task kworker/1:907:5325 blocked for more than 468 seconds. [ 1341.896436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.896460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.896495][ T32] task:kworker/1:907 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.896566][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.896632][ T32] Call trace: [ 1341.896667][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.896715][ T32] r10:8291a684 r9:eb83dd84 r8:00000002 r7:60000113 r6:eb83dd8c r5:85544800 [ 1341.896759][ T32] r4:85544800 [ 1341.896784][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.896827][ T32] r5:85544800 r4:8291a680 [ 1341.896867][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.896930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.896975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1341.896999][ T32] r4:00000000 [ 1341.897046][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.897085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.897121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.897163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128b80 [ 1341.897185][ T32] r4:00000000 [ 1341.897241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.897347][ T32] r9:83018205 r8:85544800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1341.897372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.897435][ T32] r5:00001000 r4:eb82b000 [ 1341.897457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.897497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.897553][ T32] r5:855d2f8c r4:855d2c00 [ 1341.897597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.904766][ T32] r7:ddde2d80 r6:83018200 r5:855d2f8c r4:853cc500 [ 1341.904841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.904913][ T32] r10:61c88647 r9:85544800 r8:853cc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.904938][ T32] r4:853cc500 [ 1341.904991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.905051][ T32] r10:00000000 r9:853cc500 r8:80287e08 r7:eba05e60 r6:853cc580 r5:85544800 [ 1341.905110][ T32] r4:00000001 [ 1341.905144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.905195][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1341.905237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.905295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.905324][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.905355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.905377][ T32] r4:85128200 [ 1341.905827][ T32] INFO: task kworker/1:907:5325 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.905862][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.905978][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.906074][ T32] Call trace: [ 1341.906107][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.906162][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.906186][ T32] r4:00000000 [ 1341.906286][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.906353][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.906384][ T32] 5d20: be1fc000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.906432][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.906483][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.906537][ T32] r5:800f0013 r4:80239bb0 [ 1341.906561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.906624][ T32] r4:82ac21e4 [ 1341.906662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.906709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.906733][ T32] r4:e0585dc0 [ 1341.906753][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.906794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.906836][ T32] r4:00000000 [ 1341.906872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.906921][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.906962][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.907008][ T32] r5:00001000 r4:ed2cb000 [ 1341.907035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.907076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.907117][ T32] r5:843adb8c r4:843ad800 [ 1341.907148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.907229][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.907259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.907312][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.907344][ T32] r4:84f79100 [ 1341.907368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.907425][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.907451][ T32] r4:00000001 [ 1341.907470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.907506][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.907542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.907573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.907670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.922771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.922839][ T32] r4:84f605c0 [ 1341.922871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.922924][ T32] INFO: task kworker/1:908:5329 blocked for more than 468 seconds. [ 1341.922971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.923000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.923104][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.923205][ T32] Call trace: [ 1341.923265][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.923323][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:85546c00 [ 1341.923355][ T32] r4:85546c00 [ 1341.923379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.923423][ T32] r5:85546c00 r4:8291a680 [ 1341.923462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.923535][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.923581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1341.923604][ T32] r4:00000000 [ 1341.923623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.923678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.923720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.923782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128680 [ 1341.923837][ T32] r4:00000000 [ 1341.923861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.923917][ T32] r9:83018205 r8:85546c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1341.923946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.923990][ T32] r5:00001000 r4:eb7a5000 [ 1341.924011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.924057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.924099][ T32] r5:855d238c r4:855d2000 [ 1341.924119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.924212][ T32] r7:ddde2d80 r6:83018200 r5:855d238c r4:853cc600 [ 1341.924312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.924372][ T32] r10:61c88647 r9:85546c00 r8:853cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.924406][ T32] r4:853cc600 [ 1341.924429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.924476][ T32] r10:00000000 r9:853cc600 r8:80287e08 r7:eb83de60 r6:853cc680 r5:85546c00 [ 1341.924499][ T32] r4:00000001 [ 1341.924529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.924570][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1341.924598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.924626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.924672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.924741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.924769][ T32] r4:85128500 [ 1341.925218][ T32] INFO: task kworker/1:908:5329 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.925257][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.925353][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.925460][ T32] Call trace: [ 1341.925500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.925572][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.925622][ T32] r4:00000000 [ 1341.925647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.925690][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.925719][ T32] 5d20: be579000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.925747][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.925771][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.925804][ T32] r5:800f0013 r4:80239bb0 [ 1341.925904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.925950][ T32] r4:82ac21e4 [ 1341.925973][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.926036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.926084][ T32] r4:e0585dc0 [ 1341.926127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.926173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.926240][ T32] r4:00000000 [ 1341.926293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.926350][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.926374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.926433][ T32] r5:00001000 r4:ed2cb000 [ 1341.926457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.926506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.926581][ T32] r5:843adb8c r4:843ad800 [ 1341.926611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.926658][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.926679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.926726][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.926748][ T32] r4:84f79100 [ 1341.926776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.926825][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.926868][ T32] r4:00000001 [ 1341.926891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.926927][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.926954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.927011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.927072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.927124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.927162][ T32] r4:84f605c0 [ 1341.927185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.927211][ T32] INFO: task kworker/1:909:5330 blocked for more than 468 seconds. [ 1341.927236][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.927259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.927292][ T32] task:kworker/1:909 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.927363][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.927441][ T32] Call trace: [ 1341.927494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.927570][ T32] r10:8291a684 r9:eb9d5d84 r8:00000002 r7:60000113 r6:eb9d5d8c r5:85546000 [ 1341.927645][ T32] r4:85546000 [ 1341.939911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.940002][ T32] r5:85546000 r4:8291a680 [ 1341.940033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.940076][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.940119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 [ 1341.940163][ T32] r4:00000000 [ 1341.940188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.940243][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.940330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.940408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851287c0 [ 1341.940436][ T32] r4:00000000 [ 1341.940457][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.940503][ T32] r9:83018205 r8:85546000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.940526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.940570][ T32] r5:00001000 r4:eb7c9000 [ 1341.940626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.940671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.940713][ T32] r5:855d278c r4:855d2400 [ 1341.940733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.940820][ T32] r7:ddde2d80 r6:83018200 r5:855d278c r4:853cc700 [ 1341.940851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.940899][ T32] r10:61c88647 r9:85546000 r8:853cc72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.940922][ T32] r4:853cc700 [ 1341.940998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.941054][ T32] r10:00000000 r9:853cc700 r8:80287e08 r7:eb83de60 r6:853cc780 r5:85546000 [ 1341.941133][ T32] r4:00000001 [ 1341.941183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.941337][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1341.941473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.941547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.941578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.941608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.941630][ T32] r4:85128500 [ 1341.942071][ T32] INFO: task kworker/1:909:5330 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.942146][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.942329][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.942396][ T32] Call trace: [ 1341.942443][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.942499][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.942541][ T32] r4:00000000 [ 1341.942564][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.942604][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.942653][ T32] 5d20: be7b0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.942685][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.942738][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.942767][ T32] r5:800f0013 r4:80239bb0 [ 1341.942808][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.942866][ T32] r4:82ac21e4 [ 1341.942889][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.942932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.942999][ T32] r4:e0585dc0 [ 1341.943043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.943116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.943142][ T32] r4:00000000 [ 1341.943163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.943209][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.943231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.943273][ T32] r5:00001000 r4:ed2cb000 [ 1341.943327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.943388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.943433][ T32] r5:843adb8c r4:843ad800 [ 1341.943453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.943501][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.943521][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.943567][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.943588][ T32] r4:84f79100 [ 1341.943618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.943689][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.943720][ T32] r4:00000001 [ 1341.943760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.943800][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.943827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.943854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.943879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.943907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.943929][ T32] r4:84f605c0 [ 1341.943962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.944006][ T32] INFO: task kworker/1:910:5331 blocked for more than 468 seconds. [ 1341.944048][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.944074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.944096][ T32] task:kworker/1:910 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.944161][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.944261][ T32] Call trace: [ 1341.944315][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.944386][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:85543000 [ 1341.944412][ T32] r4:85543000 [ 1341.944443][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.944488][ T32] r5:85543000 r4:8291a680 [ 1341.944507][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.944555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.944599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1341.944643][ T32] r4:00000000 [ 1341.944666][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.944721][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.944765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.944826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128a80 [ 1341.944874][ T32] r4:00000000 [ 1341.944897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.944942][ T32] r9:83018205 r8:85543000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.944963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.945004][ T32] r5:00001000 r4:eb81d000 [ 1341.945119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.945165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.945209][ T32] r5:855d2b8c r4:855d2800 [ 1341.945237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.945286][ T32] r7:ddde2d80 r6:83018200 r5:855d2b8c r4:853cc800 [ 1341.945328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.945377][ T32] r10:61c88647 r9:85543000 r8:853cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.945415][ T32] r4:853cc800 [ 1341.945461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.945509][ T32] r10:00000000 r9:853cc800 r8:80287e08 r7:eb83de60 r6:853cc880 r5:85543000 [ 1341.945576][ T32] r4:00000001 [ 1341.945624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.945670][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1341.945697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.945727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.945753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.945802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.945829][ T32] r4:85128500 [ 1341.946101][ T32] INFO: task kworker/1:910:5331 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.946132][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.946273][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.946410][ T32] Call trace: [ 1341.946450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.946502][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.946525][ T32] r4:00000000 [ 1341.946544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.946584][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.946623][ T32] 5d20: be7b0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.946655][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.946689][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.946715][ T32] r5:800f0013 r4:80239bb0 [ 1341.946735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.946816][ T32] r4:82ac21e4 [ 1341.946840][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.946920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.946946][ T32] r4:e0585dc0 [ 1341.946966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.947008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.947038][ T32] r4:00000000 [ 1341.947058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.947103][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.947124][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.947164][ T32] r5:00001000 r4:ed2cb000 [ 1341.947184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.947242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.947333][ T32] r5:843adb8c r4:843ad800 [ 1341.947357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.947426][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.947455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.947505][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.947594][ T32] r4:84f79100 [ 1341.968138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.968258][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.968290][ T32] r4:00000001 [ 1341.968321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.968381][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.968416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.968445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.968471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.968500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.968535][ T32] r4:84f605c0 [ 1341.968571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.968606][ T32] INFO: task kworker/1:911:5335 blocked for more than 468 seconds. [ 1341.968640][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.968692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.968739][ T32] task:kworker/1:911 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.968804][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.968895][ T32] Call trace: [ 1341.968939][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.968992][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000013 r6:eba15d8c r5:85548000 [ 1341.969016][ T32] r4:85548000 [ 1341.969043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.969088][ T32] r5:85548000 r4:8291a680 [ 1341.969108][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.969147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.969189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1341.969211][ T32] r4:00000000 [ 1341.969230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.969263][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.969301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.969341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128e80 [ 1341.969364][ T32] r4:00000000 [ 1341.969384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.969430][ T32] r9:83018205 r8:85548000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1341.969453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.969495][ T32] r5:00001000 r4:dff21000 [ 1341.969515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.969595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.969647][ T32] r5:855d378c r4:855d3400 [ 1341.969683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.969733][ T32] r7:ddde2d80 r6:83018200 r5:855d378c r4:853cc900 [ 1341.969755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.969821][ T32] r10:61c88647 r9:85548000 r8:853cc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.969869][ T32] r4:853cc900 [ 1341.969891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.969939][ T32] r10:00000000 r9:853cc900 r8:80287e08 r7:eb83de60 r6:853cc980 r5:85548000 [ 1341.969962][ T32] r4:00000001 [ 1341.970005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.970049][ T32] Exception stack(0xeba15fb0 to 0xeba15ff8) [ 1341.970076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.970104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.970131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.970178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.970261][ T32] r4:85128980 [ 1341.970749][ T32] INFO: task kworker/1:911:5335 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.970785][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.970843][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.970906][ T32] Call trace: [ 1341.970940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.970990][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.971035][ T32] r4:00000000 [ 1341.971171][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.971219][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.971247][ T32] 5d20: becaf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.971275][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.971300][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.971334][ T32] r5:800f0013 r4:80239bb0 [ 1341.971358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.971400][ T32] r4:82ac21e4 [ 1341.971436][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.971482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.971530][ T32] r4:e0585dc0 [ 1341.971575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.971619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.971679][ T32] r4:00000000 [ 1341.971702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.971761][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.971787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.971840][ T32] r5:00001000 r4:ed2cb000 [ 1341.971862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.971923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.971969][ T32] r5:843adb8c r4:843ad800 [ 1341.971989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.972045][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.972068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.972157][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.972183][ T32] r4:84f79100 [ 1341.972218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.972294][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.972332][ T32] r4:00000001 [ 1341.972362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.972417][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.972473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.972510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.972537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.972565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.972587][ T32] r4:84f605c0 [ 1341.972627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.972655][ T32] INFO: task kworker/1:912:5337 blocked for more than 468 seconds. [ 1341.972683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.972705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.972726][ T32] task:kworker/1:912 state:D stack:0 pid:5337 tgid:5337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.972769][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.972863][ T32] Call trace: [ 1341.972929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.973008][ T32] r10:8291a684 r9:eba21d84 r8:00000002 r7:60000113 r6:eba21d8c r5:85548c00 [ 1341.973045][ T32] r4:85548c00 [ 1341.973076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.973122][ T32] r5:85548c00 r4:8291a680 [ 1341.973142][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.973180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.973230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba21e08 [ 1341.973255][ T32] r4:00000000 [ 1341.973275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.973312][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.973347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.973387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128d00 [ 1341.973408][ T32] r4:00000000 [ 1341.973428][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.973470][ T32] r9:83018205 r8:85548c00 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1341.973491][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.973531][ T32] r5:00001000 r4:dfa8f000 [ 1341.973574][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.973632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.973677][ T32] r5:855d338c r4:855d3000 [ 1341.973706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.973773][ T32] r7:ddde2d80 r6:83018200 r5:855d338c r4:853cca00 [ 1341.973818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.973868][ T32] r10:61c88647 r9:85548c00 r8:853cca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.973890][ T32] r4:853cca00 [ 1341.973909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.973954][ T32] r10:00000000 r9:853cca00 r8:80287e08 r7:eba15e60 r6:853cca80 r5:85548c00 [ 1341.973975][ T32] r4:00000001 [ 1341.974012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.974071][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) [ 1341.974118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.974159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.974251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.974363][ T32] r4:85128c40 [ 1341.974623][ T32] INFO: task kworker/1:912:5337 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1341.974672][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.974743][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.974791][ T32] Call trace: [ 1341.974822][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.974873][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1341.974897][ T32] r4:00000000 [ 1341.974916][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.974955][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.974983][ T32] 5d20: becaf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1341.975012][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.975044][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1341.975070][ T32] r5:800f0013 r4:80239bb0 [ 1341.975090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.975131][ T32] r4:82ac21e4 [ 1341.975150][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.975253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.975304][ T32] r4:e0585dc0 [ 1341.975347][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.975393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1341.975416][ T32] r4:00000000 [ 1341.975437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.975482][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1341.975504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.975545][ T32] r5:00001000 r4:ed2cb000 [ 1341.975564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.975602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.975643][ T32] r5:843adb8c r4:843ad800 [ 1341.975664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.975709][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1341.975730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.975799][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.975826][ T32] r4:84f79100 [ 1341.975846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.975893][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1341.975935][ T32] r4:00000001 [ 1341.975973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.976036][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.976087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.976118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.976144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.976173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.976207][ T32] r4:84f605c0 [ 1341.976231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.976276][ T32] INFO: task kworker/1:913:5338 blocked for more than 468 seconds. [ 1341.976308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.976356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.976380][ T32] task:kworker/1:913 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.976447][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.976493][ T32] Call trace: [ 1341.976541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.976588][ T32] r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:85549800 [ 1341.976611][ T32] r4:85549800 [ 1341.976631][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.976672][ T32] r5:85549800 r4:8291a680 [ 1341.976691][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.976727][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.976768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1341.976811][ T32] r4:00000000 [ 1341.976833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.976870][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.976947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.976998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85288480 [ 1341.977021][ T32] r4:00000000 [ 1341.977068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.977117][ T32] r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1341.977181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.977259][ T32] r5:00001000 r4:e0633000 [ 1341.977285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.977325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.977366][ T32] r5:855d3b8c r4:855d3800 [ 1341.977386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.977451][ T32] r7:ddde2d80 r6:83018200 r5:855d3b8c r4:853ccb00 [ 1341.977476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.977523][ T32] r10:61c88647 r9:85549800 r8:853ccb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.977545][ T32] r4:853ccb00 [ 1341.977618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.004310][ T32] r10:00000000 r9:853ccb00 r8:80287e08 r7:eba15e60 r6:853ccb80 r5:85549800 [ 1342.004374][ T32] r4:00000001 [ 1342.004420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.004492][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1342.004524][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.004553][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.004600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.004658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.004709][ T32] r4:85128dc0 [ 1342.005175][ T32] INFO: task kworker/1:913:5338 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.005234][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.005342][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.005396][ T32] Call trace: [ 1342.005428][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.005481][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.005505][ T32] r4:00000000 [ 1342.005546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.005605][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.005658][ T32] 5d20: bf1ed000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.005734][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.005763][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.005826][ T32] r5:800f0013 r4:80239bb0 [ 1342.005876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.005929][ T32] r4:82ac21e4 [ 1342.005950][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.005992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.006016][ T32] r4:e0585dc0 [ 1342.006044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.006115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.006143][ T32] r4:00000000 [ 1342.006177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.006298][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.006363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.006444][ T32] r5:00001000 r4:ed2cb000 [ 1342.006483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.006527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.006579][ T32] r5:843adb8c r4:843ad800 [ 1342.006623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.006675][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.006697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.006743][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.006765][ T32] r4:84f79100 [ 1342.006785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.006878][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.006904][ T32] r4:00000001 [ 1342.006924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.006960][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.006986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.007014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.007067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.007159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.007212][ T32] r4:84f605c0 [ 1342.007237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.007266][ T32] INFO: task kworker/1:914:5340 blocked for more than 468 seconds. [ 1342.007323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.007357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.007379][ T32] task:kworker/1:914 state:D stack:0 pid:5340 tgid:5340 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.007426][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.007467][ T32] Call trace: [ 1342.007521][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.007570][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000113 r6:eb721d8c r5:8554b000 [ 1342.007638][ T32] r4:8554b000 [ 1342.021309][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.021407][ T32] r5:8554b000 r4:8291a680 [ 1342.021449][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.021495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.021580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1342.021627][ T32] r4:00000000 [ 1342.021690][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.021759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.021817][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.021883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129b40 [ 1342.021916][ T32] r4:00000000 [ 1342.021958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.022010][ T32] r9:83018205 r8:8554b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1342.022043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.022091][ T32] r5:00001000 r4:eb271000 [ 1342.022111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.022171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.022318][ T32] r5:855dcb8c r4:855dc800 [ 1342.022386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.022476][ T32] r7:ddde2d80 r6:83018200 r5:855dcb8c r4:853ccc00 [ 1342.022502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.022570][ T32] r10:61c88647 r9:8554b000 r8:853ccc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.022597][ T32] r4:853ccc00 [ 1342.022617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.022685][ T32] r10:00000000 r9:853ccc00 r8:80287e08 r7:eba1de60 r6:853ccc80 r5:8554b000 [ 1342.022716][ T32] r4:00000001 [ 1342.022736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.022774][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1342.022828][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.022861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.022887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.022915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.022937][ T32] r4:85128e00 [ 1342.023406][ T32] INFO: task kworker/1:914:5340 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.023443][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.023515][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.023586][ T32] Call trace: [ 1342.023620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.023669][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.023693][ T32] r4:00000000 [ 1342.023712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.023772][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.023831][ T32] 5d20: bf696000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.023886][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.023916][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.023950][ T32] r5:800f0013 r4:80239bb0 [ 1342.023975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.024040][ T32] r4:82ac21e4 [ 1342.024070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.024114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.024190][ T32] r4:e0585dc0 [ 1342.024268][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.024338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.024385][ T32] r4:00000000 [ 1342.024408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.024475][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.024501][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.024545][ T32] r5:00001000 r4:ed2cb000 [ 1342.024565][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.024604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.024687][ T32] r5:843adb8c r4:843ad800 [ 1342.024740][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.024813][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.024843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.024891][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.024913][ T32] r4:84f79100 [ 1342.024932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.024977][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.024999][ T32] r4:00000001 [ 1342.025018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.025062][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.025109][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.025142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.025168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.025197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.025219][ T32] r4:84f605c0 [ 1342.025239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.025267][ T32] INFO: task kworker/1:915:5341 blocked for more than 468 seconds. [ 1342.025322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.025350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.025371][ T32] task:kworker/1:915 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.025498][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.025542][ T32] Call trace: [ 1342.025628][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.025719][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:8554bc00 [ 1342.025765][ T32] r4:8554bc00 [ 1342.025816][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.025862][ T32] r5:8554bc00 r4:8291a680 [ 1342.025906][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.025949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.025991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1342.026015][ T32] r4:00000000 [ 1342.026041][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.026075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.026109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.026149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851295c0 [ 1342.026176][ T32] r4:00000000 [ 1342.026241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.026367][ T32] r9:83018205 r8:8554bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1342.026419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.026482][ T32] r5:00001000 r4:eabeb000 [ 1342.026504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.026546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.026608][ T32] r5:855d3f8c r4:855d3c00 [ 1342.026637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.026683][ T32] r7:ddde2d80 r6:83018200 r5:855d3f8c r4:853ccd00 [ 1342.026704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.026748][ T32] r10:61c88647 r9:8554bc00 r8:853ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.026770][ T32] r4:853ccd00 [ 1342.026809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.026865][ T32] r10:00000000 r9:853ccd00 r8:80287e08 r7:eb721e60 r6:853ccd80 r5:8554bc00 [ 1342.026890][ T32] r4:00000001 [ 1342.026940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.026979][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1342.027005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.027040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.027068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.027138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.027164][ T32] r4:85128e00 [ 1342.027473][ T32] INFO: task kworker/1:915:5341 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.027514][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.042706][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.042802][ T32] Call trace: [ 1342.042841][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.042941][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.042970][ T32] r4:00000000 [ 1342.043006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.043078][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.043112][ T32] 5d20: bf8a8000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.043142][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.043167][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.043191][ T32] r5:800f0013 r4:80239bb0 [ 1342.043223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.043269][ T32] r4:82ac21e4 [ 1342.043314][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.043384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.043417][ T32] r4:e0585dc0 [ 1342.043477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.043523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.043548][ T32] r4:00000000 [ 1342.043567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.043613][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.043655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.043700][ T32] r5:00001000 r4:ed2cb000 [ 1342.043762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.043819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.043865][ T32] r5:843adb8c r4:843ad800 [ 1342.043888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.043936][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.043957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.044005][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.044032][ T32] r4:84f79100 [ 1342.044053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.044100][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.044122][ T32] r4:00000001 [ 1342.044150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.044220][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.044309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.044345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.044373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.044402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.044425][ T32] r4:84f605c0 [ 1342.044451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.044519][ T32] INFO: task kworker/0:190:5344 blocked for more than 468 seconds. [ 1342.044559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.044586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.044608][ T32] task:kworker/0:190 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.044674][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.044766][ T32] Call trace: [ 1342.044842][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.044922][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:8554a400 [ 1342.044973][ T32] r4:8554a400 [ 1342.045001][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.045051][ T32] r5:8554a400 r4:8291a680 [ 1342.045072][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.045111][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.045165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1342.045198][ T32] r4:00000000 [ 1342.045217][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.045252][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.045289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.045329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d100 [ 1342.045376][ T32] r4:00000000 [ 1342.045405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.045450][ T32] r9:83018005 r8:8554a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1342.045473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.045514][ T32] r5:00001000 r4:e4971000 [ 1342.045553][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.045608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.045662][ T32] r5:85505b8c r4:85505800 [ 1342.045685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.045731][ T32] r7:dddced80 r6:83018000 r5:85505b8c r4:85440000 [ 1342.045753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.045798][ T32] r10:61c88647 r9:8554a400 r8:8544002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.045834][ T32] r4:85440000 [ 1342.045876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.045925][ T32] r10:00000000 r9:85440000 r8:80287e08 r7:eb959e60 r6:853cce00 r5:8554a400 [ 1342.045949][ T32] r4:00000001 [ 1342.045968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.046003][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1342.046037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.046088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.046139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.046171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.046239][ T32] r4:854eb740 [ 1342.046755][ T32] INFO: task kworker/0:190:5344 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.046798][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.046918][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.047003][ T32] Call trace: [ 1342.047042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.047093][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.047116][ T32] r4:00000000 [ 1342.047135][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.047218][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.047297][ T32] 5d20: bf8a8000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.047342][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.047388][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.047435][ T32] r5:800f0013 r4:80239bb0 [ 1342.047459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.047501][ T32] r4:82ac21e4 [ 1342.047522][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.064313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.064368][ T32] r4:e0585dc0 [ 1342.064416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.064491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.064515][ T32] r4:00000000 [ 1342.064535][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.064584][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.064616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.064687][ T32] r5:00001000 r4:ed2cb000 [ 1342.064736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.064789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.064836][ T32] r5:843adb8c r4:843ad800 [ 1342.064863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.064936][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.064997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.065074][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.065102][ T32] r4:84f79100 [ 1342.065123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.065171][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.065234][ T32] r4:00000001 [ 1342.065281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.065324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.065355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.065407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.065442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.065496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.065521][ T32] r4:84f605c0 [ 1342.065570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.065614][ T32] INFO: task kworker/0:191:5346 blocked for more than 468 seconds. [ 1342.065650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.065675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.065725][ T32] task:kworker/0:191 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.065812][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.065938][ T32] Call trace: [ 1342.065981][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.066040][ T32] r10:8291a684 r9:eba2dd84 r8:00000002 r7:60000013 r6:eba2dd8c r5:8554c800 [ 1342.066077][ T32] r4:8554c800 [ 1342.066121][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.066173][ T32] r5:8554c800 r4:8291a680 [ 1342.066261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.066321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.066367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1342.066391][ T32] r4:00000000 [ 1342.066410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.066444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.066500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.066547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85437040 [ 1342.066571][ T32] r4:00000000 [ 1342.066591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.066634][ T32] r9:83018005 r8:8554c800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1342.066679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.066749][ T32] r5:00001000 r4:eab93000 [ 1342.066816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.066859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.066937][ T32] r5:85505f8c r4:85505c00 [ 1342.066980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.067055][ T32] r7:dddced80 r6:83018000 r5:85505f8c r4:85440080 [ 1342.067083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.067131][ T32] r10:61c88647 r9:8554c800 r8:854400ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.067176][ T32] r4:85440080 [ 1342.067216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.067287][ T32] r10:00000000 r9:85440080 r8:80287e08 r7:eb959e60 r6:853cce80 r5:8554c800 [ 1342.067316][ T32] r4:00000001 [ 1342.067356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.067403][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1342.067462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.067515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.078129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.078295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.078356][ T32] r4:8473d480 [ 1342.078863][ T32] INFO: task kworker/0:191:5346 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.078928][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.079032][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.079101][ T32] Call trace: [ 1342.079205][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.079287][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.079342][ T32] r4:00000000 [ 1342.079364][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.079429][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.079483][ T32] 5d20: bffe3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.079556][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.079591][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.079636][ T32] r5:800f0013 r4:80239bb0 [ 1342.079665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.079710][ T32] r4:82ac21e4 [ 1342.079731][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.079772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.079794][ T32] r4:e0585dc0 [ 1342.079813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.079855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.079878][ T32] r4:00000000 [ 1342.079898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.079944][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.079967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.080009][ T32] r5:00001000 r4:ed2cb000 [ 1342.080056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.080101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.080166][ T32] r5:843adb8c r4:843ad800 [ 1342.080195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.080249][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.080273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.080340][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.080370][ T32] r4:84f79100 [ 1342.080411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.080467][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.080506][ T32] r4:00000001 [ 1342.080528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.080565][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.080590][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.080619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.080645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.080693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.080719][ T32] r4:84f605c0 [ 1342.080741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.080779][ T32] INFO: task kworker/0:192:5348 blocked for more than 468 seconds. [ 1342.080817][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.080843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.080904][ T32] task:kworker/0:192 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.080954][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.080995][ T32] Call trace: [ 1342.081031][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.081082][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000113 r6:eba31d8c r5:8554ec00 [ 1342.081104][ T32] r4:8554ec00 [ 1342.081123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.081250][ T32] r5:8554ec00 r4:8291a680 [ 1342.081275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.081316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.081358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1342.081379][ T32] r4:00000000 [ 1342.081398][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.081431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.081491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.081536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b340 [ 1342.081559][ T32] r4:00000000 [ 1342.081579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.081623][ T32] r9:83018005 r8:8554ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.081667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.081712][ T32] r5:00001000 r4:eb4a3000 [ 1342.081752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.081818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.081863][ T32] r5:855de38c r4:855de000 [ 1342.081895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.081944][ T32] r7:dddced80 r6:83018000 r5:855de38c r4:85440100 [ 1342.081964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.082037][ T32] r10:61c88647 r9:8554ec00 r8:8544012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.082065][ T32] r4:85440100 [ 1342.082113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.082162][ T32] r10:00000000 r9:85440100 r8:80287e08 r7:eb959e60 r6:853ccf00 r5:8554ec00 [ 1342.082184][ T32] r4:00000001 [ 1342.082320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.082364][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1342.082392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.082420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.082460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.082512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.082537][ T32] r4:85437080 [ 1342.082801][ T32] INFO: task kworker/0:192:5348 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.082831][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.082928][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.082976][ T32] Call trace: [ 1342.083005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.083061][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.083084][ T32] r4:00000000 [ 1342.083133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.083178][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.083206][ T32] 5d20: bffe3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.083234][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.083286][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.083318][ T32] r5:800f0013 r4:80239bb0 [ 1342.083339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.083428][ T32] r4:82ac21e4 [ 1342.083451][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.083493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.083515][ T32] r4:e0585dc0 [ 1342.083560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.083605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.083628][ T32] r4:00000000 [ 1342.083647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.083691][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.083731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.083776][ T32] r5:00001000 r4:ed2cb000 [ 1342.083798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.083838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.083879][ T32] r5:843adb8c r4:843ad800 [ 1342.083978][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.084034][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.084057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.084103][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.084135][ T32] r4:84f79100 [ 1342.084181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.084265][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.084293][ T32] r4:00000001 [ 1342.084342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.084382][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.084409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.084442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.084470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.084501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.084523][ T32] r4:84f605c0 [ 1342.084543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.084590][ T32] INFO: task kworker/1:916:5351 blocked for more than 468 seconds. [ 1342.084624][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.084660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.084718][ T32] task:kworker/1:916 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.084799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.084871][ T32] Call trace: [ 1342.084914][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.084963][ T32] r10:8291a684 r9:eba39d84 r8:00000002 r7:60000013 r6:eba39d8c r5:85550000 [ 1342.085005][ T32] r4:85550000 [ 1342.085050][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.085167][ T32] r5:85550000 r4:8291a680 [ 1342.085218][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.085267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.085314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1342.085338][ T32] r4:00000000 [ 1342.085357][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.085410][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.085449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.085510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129740 [ 1342.085540][ T32] r4:00000000 [ 1342.085583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.085630][ T32] r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1342.085672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.085722][ T32] r5:00001000 r4:eac4b000 [ 1342.085758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.085809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.085855][ T32] r5:855dc38c r4:855dc000 [ 1342.085876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.085922][ T32] r7:ddde2d80 r6:83018200 r5:855dc38c r4:853ccf80 [ 1342.085944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.085990][ T32] r10:61c88647 r9:85550000 r8:853ccfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.086012][ T32] r4:853ccf80 [ 1342.086038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.086114][ T32] r10:00000000 r9:853ccf80 r8:80287e08 r7:eb721e60 r6:853cf000 r5:85550000 [ 1342.086160][ T32] r4:00000001 [ 1342.086246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.086303][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1342.086331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.086359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.086400][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.086432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.086454][ T32] r4:85129580 [ 1342.086723][ T32] INFO: task kworker/1:916:5351 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.086753][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.086810][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.086853][ T32] Call trace: [ 1342.086908][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.087012][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.087062][ T32] r4:00000000 [ 1342.087085][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.087148][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.087179][ T32] 5d20: bffe3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.087208][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.087233][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.087277][ T32] r5:800f0013 r4:80239bb0 [ 1342.087305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.087347][ T32] r4:82ac21e4 [ 1342.087391][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.087469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.087495][ T32] r4:e0585dc0 [ 1342.087516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.087606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.110665][ T32] r4:00000000 [ 1342.110714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.110791][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.110827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.110879][ T32] r5:00001000 r4:ed2cb000 [ 1342.110901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.110963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.111011][ T32] r5:843adb8c r4:843ad800 [ 1342.111038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.111087][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.111108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.111155][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.111190][ T32] r4:84f79100 [ 1342.111233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.111285][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.111309][ T32] r4:00000001 [ 1342.111329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.111368][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.111399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.111427][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.111473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.111526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.111572][ T32] r4:84f605c0 [ 1342.111624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.111656][ T32] INFO: task kworker/1:917:5353 blocked for more than 468 seconds. [ 1342.111691][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.111717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.111739][ T32] task:kworker/1:917 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.111823][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.111909][ T32] Call trace: [ 1342.111967][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.112023][ T32] r10:8291a684 r9:eba3dd84 r8:00000002 r7:60000113 r6:eba3dd8c r5:85552400 [ 1342.112057][ T32] r4:85552400 [ 1342.112098][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.112166][ T32] r5:85552400 r4:8291a680 [ 1342.112191][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.112232][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.112303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 [ 1342.112540][ T32] r4:00000000 [ 1342.112563][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.112611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.112727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.112865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129940 [ 1342.112895][ T32] r4:00000000 [ 1342.113022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.113075][ T32] r9:83018205 r8:85552400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1342.113098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.113321][ T32] r5:00001000 r4:eae3b000 [ 1342.113389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.113439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.113500][ T32] r5:855dc78c r4:855dc400 [ 1342.113596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.113773][ T32] r7:ddde2d80 r6:83018200 r5:855dc78c r4:853cf080 [ 1342.113825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.113876][ T32] r10:61c88647 r9:85552400 r8:853cf0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.113899][ T32] r4:853cf080 [ 1342.113919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.114003][ T32] r10:00000000 r9:853cf080 r8:80287e08 r7:eb721e60 r6:853cf100 r5:85552400 [ 1342.114039][ T32] r4:00000001 [ 1342.114103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.114161][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1342.114247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.114306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.114338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.114367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.114389][ T32] r4:851297c0 [ 1342.114854][ T32] INFO: task kworker/1:917:5353 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.114891][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.114949][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.115048][ T32] Call trace: [ 1342.115104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.115155][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.115178][ T32] r4:00000000 [ 1342.115199][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.115259][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.115311][ T32] 5d20: c0499000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.115343][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.115369][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.115393][ T32] r5:800f0013 r4:80239bb0 [ 1342.115423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.115469][ T32] r4:82ac21e4 [ 1342.115546][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.115592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.115615][ T32] r4:e0585dc0 [ 1342.115634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.115735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.115771][ T32] r4:00000000 [ 1342.115792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.115839][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.115863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.115904][ T32] r5:00001000 r4:ed2cb000 [ 1342.115923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.115961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.116002][ T32] r5:843adb8c r4:843ad800 [ 1342.116039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.116090][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.116112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.116158][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.116193][ T32] r4:84f79100 [ 1342.116256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.116308][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.116331][ T32] r4:00000001 [ 1342.116350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.116385][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.116411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.116455][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.116482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.116531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.116580][ T32] r4:84f605c0 [ 1342.116603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.116630][ T32] INFO: task kworker/1:918:5355 blocked for more than 468 seconds. [ 1342.116685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.116712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.116733][ T32] task:kworker/1:918 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.116796][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.116859][ T32] Call trace: [ 1342.116917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.117011][ T32] r10:8291a684 r9:eba41d84 r8:00000002 r7:60000013 r6:eba41d8c r5:85551800 [ 1342.117049][ T32] r4:85551800 [ 1342.117110][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.117159][ T32] r5:85551800 r4:8291a680 [ 1342.117180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.117218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.117258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1342.117335][ T32] r4:00000000 [ 1342.117383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.117468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.117527][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.134433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129180 [ 1342.134534][ T32] r4:00000000 [ 1342.134587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.134690][ T32] r9:83018205 r8:85551800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.134742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.134865][ T32] r5:00001000 r4:eb427000 [ 1342.134894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.134937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.134980][ T32] r5:855dd78c r4:855dd400 [ 1342.135000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.135079][ T32] r7:ddde2d80 r6:83018200 r5:855dd78c r4:853cf180 [ 1342.135145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.135208][ T32] r10:61c88647 r9:85551800 r8:853cf1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.135301][ T32] r4:853cf180 [ 1342.135325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.135373][ T32] r10:00000000 r9:853cf180 r8:80287e08 r7:eb721e60 r6:853cf200 r5:85551800 [ 1342.135396][ T32] r4:00000001 [ 1342.135415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.135452][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1342.135483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.135511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.135536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.135565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.135627][ T32] r4:85129680 [ 1342.136091][ T32] INFO: task kworker/1:918:5355 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.136188][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.136301][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.136381][ T32] Call trace: [ 1342.136472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.136530][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.136574][ T32] r4:00000000 [ 1342.136609][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.136652][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.136681][ T32] 5d20: c0982000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.136728][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.136757][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.136783][ T32] r5:800f0013 r4:80239bb0 [ 1342.136812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.136875][ T32] r4:82ac21e4 [ 1342.136919][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.137041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.137077][ T32] r4:e0585dc0 [ 1342.137099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.137171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.137222][ T32] r4:00000000 [ 1342.137245][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.137308][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.137334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.137404][ T32] r5:00001000 r4:ed2cb000 [ 1342.137473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.137518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.137562][ T32] r5:843adb8c r4:843ad800 [ 1342.147138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.147272][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.147302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.147353][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.147376][ T32] r4:84f79100 [ 1342.147395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.147453][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.147564][ T32] r4:00000001 [ 1342.147948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.148044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.148076][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.148127][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.148181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.148254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.148292][ T32] r4:84f605c0 [ 1342.148327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.148366][ T32] INFO: task kworker/1:919:5356 blocked for more than 468 seconds. [ 1342.148401][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.148435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.148474][ T32] task:kworker/1:919 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.148536][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.148635][ T32] Call trace: [ 1342.148730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.148787][ T32] r10:8291a684 r9:eba45d84 r8:00000002 r7:60000113 r6:eba45d8c r5:85553000 [ 1342.148810][ T32] r4:85553000 [ 1342.148831][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.148894][ T32] r5:85553000 r4:8291a680 [ 1342.148920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.148959][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.149001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1342.149024][ T32] r4:00000000 [ 1342.149048][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.149083][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.149120][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.149160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129e40 [ 1342.149203][ T32] r4:00000000 [ 1342.149232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.149284][ T32] r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1342.149306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.149349][ T32] r5:00001000 r4:eb3b3000 [ 1342.149368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.149407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.149458][ T32] r5:855dcf8c r4:855dcc00 [ 1342.149505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.149557][ T32] r7:ddde2d80 r6:83018200 r5:855dcf8c r4:853cf280 [ 1342.149588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.149643][ T32] r10:61c88647 r9:85553000 r8:853cf2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.149667][ T32] r4:853cf280 [ 1342.149686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.149740][ T32] r10:00000000 r9:853cf280 r8:80287e08 r7:eba41e60 r6:853cf300 r5:85553000 [ 1342.149765][ T32] r4:00000001 [ 1342.149801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.149861][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1342.149916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.149963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.150034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.150100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.150146][ T32] r4:85129680 [ 1342.150675][ T32] INFO: task kworker/1:919:5356 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.150714][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.150774][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.150844][ T32] Call trace: [ 1342.150898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.150964][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.151119][ T32] r4:00000000 [ 1342.151143][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.151185][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.151222][ T32] 5d20: c0982000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.151253][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.151280][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.151303][ T32] r5:800f0013 r4:80239bb0 [ 1342.151344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.151395][ T32] r4:82ac21e4 [ 1342.151415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.151476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.151522][ T32] r4:e0585dc0 [ 1342.151545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.151599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.151644][ T32] r4:00000000 [ 1342.151691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.151749][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.151836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.151902][ T32] r5:00001000 r4:ed2cb000 [ 1342.151978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.152047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.152204][ T32] r5:843adb8c r4:843ad800 [ 1342.152227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.152280][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.152349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.152399][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.152422][ T32] r4:84f79100 [ 1342.152440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.152487][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.152538][ T32] r4:00000001 [ 1342.152561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.152597][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.152622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.152650][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.152697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.152728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.152756][ T32] r4:84f605c0 [ 1342.152778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.152822][ T32] INFO: task kworker/1:920:5358 blocked for more than 468 seconds. [ 1342.152853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.152877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.152907][ T32] task:kworker/1:920 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.152956][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.153013][ T32] Call trace: [ 1342.153074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.153153][ T32] r10:8291a684 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:8559bc00 [ 1342.153181][ T32] r4:8559bc00 [ 1342.153229][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.153276][ T32] r5:8559bc00 r4:8291a680 [ 1342.153318][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.153361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.153413][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1342.153470][ T32] r4:00000000 [ 1342.153493][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.153529][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.153563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.153603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129f40 [ 1342.153627][ T32] r4:00000000 [ 1342.153647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.153691][ T32] r9:83018205 r8:8559bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1342.153731][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.153783][ T32] r5:00001000 r4:eb3dd000 [ 1342.153803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.153867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.153913][ T32] r5:855dd38c r4:855dd000 [ 1342.153971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.154022][ T32] r7:ddde2d80 r6:83018200 r5:855dd38c r4:853cf380 [ 1342.154069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.154119][ T32] r10:61c88647 r9:8559bc00 r8:853cf3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.154166][ T32] r4:853cf380 [ 1342.154237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.154328][ T32] r10:00000000 r9:853cf380 r8:80287e08 r7:eba41e60 r6:85440180 r5:8559bc00 [ 1342.154387][ T32] r4:00000001 [ 1342.154416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.154466][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) [ 1342.154497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.154526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.154552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.154580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.154602][ T32] r4:85129e80 [ 1342.154898][ T32] INFO: task kworker/1:920:5358 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.154936][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.155045][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.155139][ T32] Call trace: [ 1342.155195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.155247][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.155270][ T32] r4:00000000 [ 1342.155307][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.155350][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.155379][ T32] 5d20: c0982000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.155447][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.155484][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.155510][ T32] r5:800f0013 r4:80239bb0 [ 1342.155532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.155582][ T32] r4:82ac21e4 [ 1342.155605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.155647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.155669][ T32] r4:e0585dc0 [ 1342.155689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.155730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.155761][ T32] r4:00000000 [ 1342.155792][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.155871][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.155897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.155940][ T32] r5:00001000 r4:ed2cb000 [ 1342.155959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.155997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.156045][ T32] r5:843adb8c r4:843ad800 [ 1342.156087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.156139][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.156181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.156231][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.156253][ T32] r4:84f79100 [ 1342.156315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.156364][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.156388][ T32] r4:00000001 [ 1342.156425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.156486][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.156516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.156546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.156591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.156622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.156670][ T32] r4:84f605c0 [ 1342.156713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.156741][ T32] INFO: task kworker/1:921:5361 blocked for more than 468 seconds. [ 1342.156768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.156791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.156859][ T32] task:kworker/1:921 state:D stack:0 pid:5361 tgid:5361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.156961][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.157044][ T32] Call trace: [ 1342.157104][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.157160][ T32] r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000013 r6:eba4dd8c r5:8559a400 [ 1342.157183][ T32] r4:8559a400 [ 1342.157204][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.157259][ T32] r5:8559a400 r4:8291a680 [ 1342.157309][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.157384][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.157430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [ 1342.157452][ T32] r4:00000000 [ 1342.157471][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.157525][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.157563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.189148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85129200 [ 1342.189248][ T32] r4:00000000 [ 1342.189302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.189378][ T32] r9:83018205 r8:8559a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1342.189402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.189449][ T32] r5:00001000 r4:eb477000 [ 1342.189469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.189509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.189552][ T32] r5:855ddb8c r4:855dd800 [ 1342.189594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.189658][ T32] r7:ddde2d80 r6:83018200 r5:855ddb8c r4:853cf400 [ 1342.189684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.189755][ T32] r10:61c88647 r9:8559a400 r8:853cf42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.189793][ T32] r4:853cf400 [ 1342.189818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.189887][ T32] r10:00000000 r9:853cf400 r8:80287e08 r7:eba41e60 r6:85440200 r5:8559a400 [ 1342.189921][ T32] r4:00000001 [ 1342.189984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.190033][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1342.190087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.190123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.190242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.190313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.190359][ T32] r4:85129e80 [ 1342.190857][ T32] INFO: task kworker/1:921:5361 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.190893][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.191037][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.191091][ T32] Call trace: [ 1342.191124][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.191188][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.191215][ T32] r4:00000000 [ 1342.191234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.191310][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.191342][ T32] 5d20: c154b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.191371][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.191419][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.191468][ T32] r5:800f0013 r4:80239bb0 [ 1342.191498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.191562][ T32] r4:82ac21e4 [ 1342.191591][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.191634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.191711][ T32] r4:e0585dc0 [ 1342.191733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.191784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.191809][ T32] r4:00000000 [ 1342.191850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.191899][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.191931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.191976][ T32] r5:00001000 r4:ed2cb000 [ 1342.191997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.192067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.192113][ T32] r5:843adb8c r4:843ad800 [ 1342.192133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.192187][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.192221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.192271][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.192311][ T32] r4:84f79100 [ 1342.192332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.192379][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.192421][ T32] r4:00000001 [ 1342.192443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.192481][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.192512][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.192541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.192567][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.192595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.192638][ T32] r4:84f605c0 [ 1342.192665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.192722][ T32] INFO: task kworker/1:922:5363 blocked for more than 468 seconds. [ 1342.192769][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.192828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.192877][ T32] task:kworker/1:922 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.192929][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.192974][ T32] Call trace: [ 1342.193005][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.193062][ T32] r10:8291a684 r9:eba55d84 r8:00000002 r7:60000113 r6:eba55d8c r5:8559e000 [ 1342.193124][ T32] r4:8559e000 [ 1342.193175][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.193221][ T32] r5:8559e000 r4:8291a680 [ 1342.193262][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.193313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.193379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1342.193427][ T32] r4:00000000 [ 1342.193454][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.193491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.193525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.193586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bb00 [ 1342.193637][ T32] r4:00000000 [ 1342.193665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.193711][ T32] r9:83018205 r8:8559e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1342.193733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.193794][ T32] r5:00001000 r4:eb53f000 [ 1342.193838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.193893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.193944][ T32] r5:855df38c r4:855df000 [ 1342.193964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.194011][ T32] r7:ddde2d80 r6:83018200 r5:855df38c r4:853cf480 [ 1342.194040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.194087][ T32] r10:61c88647 r9:8559e000 r8:853cf4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.194144][ T32] r4:853cf480 [ 1342.194214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.194306][ T32] r10:00000000 r9:853cf480 r8:80287e08 r7:eba4de60 r6:85440280 r5:8559e000 [ 1342.194332][ T32] r4:00000001 [ 1342.194351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.194387][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1342.194413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.194441][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.194466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.194526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.194552][ T32] r4:8508b000 [ 1342.194850][ T32] INFO: task kworker/1:922:5363 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.194883][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.194960][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.195037][ T32] Call trace: [ 1342.195106][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.195161][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.195185][ T32] r4:00000000 [ 1342.195205][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.195264][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.195351][ T32] 5d20: c154b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.195396][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.195445][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.195472][ T32] r5:800f0013 r4:80239bb0 [ 1342.195493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.195535][ T32] r4:82ac21e4 [ 1342.195576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.195622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.195645][ T32] r4:e0585dc0 [ 1342.195675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.195744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.195771][ T32] r4:00000000 [ 1342.195804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.195856][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.195879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.195922][ T32] r5:00001000 r4:ed2cb000 [ 1342.195965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.196014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.196064][ T32] r5:843adb8c r4:843ad800 [ 1342.196105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.196178][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.196204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.196293][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.196320][ T32] r4:84f79100 [ 1342.196340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.196407][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.196447][ T32] r4:00000001 [ 1342.196469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.196527][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.196597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.196628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.196676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.196713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.196735][ T32] r4:84f605c0 [ 1342.196777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.196824][ T32] INFO: task kworker/1:923:5364 blocked for more than 468 seconds. [ 1342.196857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.196904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.196945][ T32] task:kworker/1:923 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.197022][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.197087][ T32] Call trace: [ 1342.197155][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.197239][ T32] r10:8291a684 r9:eba59d84 r8:00000002 r7:60000113 r6:eba59d8c r5:8559ec00 [ 1342.197299][ T32] r4:8559ec00 [ 1342.197354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.197407][ T32] r5:8559ec00 r4:8291a680 [ 1342.197430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.197481][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.197528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba59e08 [ 1342.213990][ T32] r4:00000000 [ 1342.214117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.214248][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.214360][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.214430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b100 [ 1342.214462][ T32] r4:00000000 [ 1342.214499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.214568][ T32] r9:83018205 r8:8559ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.214592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.214640][ T32] r5:00001000 r4:eb489000 [ 1342.214727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.214773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.214816][ T32] r5:855ddf8c r4:855ddc00 [ 1342.214837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.214902][ T32] r7:ddde2d80 r6:83018200 r5:855ddf8c r4:853cf500 [ 1342.214928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.214978][ T32] r10:61c88647 r9:8559ec00 r8:853cf52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.215021][ T32] r4:853cf500 [ 1342.215069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.215139][ T32] r10:00000000 r9:853cf500 r8:80287e08 r7:eba55e60 r6:85440300 r5:8559ec00 [ 1342.215164][ T32] r4:00000001 [ 1342.215186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.215226][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1342.215267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.215323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.215355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.215386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.215410][ T32] r4:8508b000 [ 1342.215922][ T32] INFO: task kworker/1:923:5364 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.215969][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.216086][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.216137][ T32] Call trace: [ 1342.216172][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.216225][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.216248][ T32] r4:00000000 [ 1342.216299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.216346][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.216376][ T32] 5d20: c154b000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.216404][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.216430][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.216453][ T32] r5:800f0013 r4:80239bb0 [ 1342.216473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.216514][ T32] r4:82ac21e4 [ 1342.216534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.216576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.216636][ T32] r4:e0585dc0 [ 1342.216659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.216744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.216769][ T32] r4:00000000 [ 1342.216819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.216896][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.216950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.217060][ T32] r5:00001000 r4:ed2cb000 [ 1342.217123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.217185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.217262][ T32] r5:843adb8c r4:843ad800 [ 1342.217319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.217387][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.217411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.217495][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.217639][ T32] r4:84f79100 [ 1342.230895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.231044][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.231079][ T32] r4:00000001 [ 1342.231100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.231162][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.231198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.231249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.231303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.231336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.231359][ T32] r4:84f605c0 [ 1342.231393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.231426][ T32] INFO: task kworker/1:924:5366 blocked for more than 468 seconds. [ 1342.231460][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.231484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.231506][ T32] task:kworker/1:924 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.231564][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.231637][ T32] Call trace: [ 1342.231672][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.231726][ T32] r10:8291a684 r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:8559d400 [ 1342.231774][ T32] r4:8559d400 [ 1342.231817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.231864][ T32] r5:8559d400 r4:8291a680 [ 1342.231889][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.231930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.231993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1342.232048][ T32] r4:00000000 [ 1342.232070][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.232106][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.232144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.232185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b9c0 [ 1342.232243][ T32] r4:00000000 [ 1342.232307][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.232376][ T32] r9:83018205 r8:8559d400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1342.232402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.232470][ T32] r5:00001000 r4:eb519000 [ 1342.232516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.232567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.232611][ T32] r5:855def8c r4:855dec00 [ 1342.232654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.232723][ T32] r7:ddde2d80 r6:83018200 r5:855def8c r4:853cf580 [ 1342.232748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.232842][ T32] r10:61c88647 r9:8559d400 r8:853cf5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.232868][ T32] r4:853cf580 [ 1342.232918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.232992][ T32] r10:00000000 r9:853cf580 r8:80287e08 r7:eba55e60 r6:85440380 r5:8559d400 [ 1342.233019][ T32] r4:00000001 [ 1342.233046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.233082][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1342.233127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.233159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.233208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.233249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.233305][ T32] r4:8508b000 [ 1342.233756][ T32] INFO: task kworker/1:924:5366 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.233789][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.233875][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.233921][ T32] Call trace: [ 1342.234042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.234099][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.234123][ T32] r4:00000000 [ 1342.234149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.234233][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.234274][ T32] 5d20: c18d9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.234349][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.234399][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.234428][ T32] r5:800f0013 r4:80239bb0 [ 1342.234471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.234520][ T32] r4:82ac21e4 [ 1342.234554][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.234621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.234646][ T32] r4:e0585dc0 [ 1342.234666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.234707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.234729][ T32] r4:00000000 [ 1342.234748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.234792][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.234834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.234886][ T32] r5:00001000 r4:ed2cb000 [ 1342.234906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.234945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.234986][ T32] r5:843adb8c r4:843ad800 [ 1342.235007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.235097][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.235141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.235192][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.235215][ T32] r4:84f79100 [ 1342.235234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.235304][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.235345][ T32] r4:00000001 [ 1342.235367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.235404][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.235434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.235463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.235490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.235520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.235553][ T32] r4:84f605c0 [ 1342.235577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.235624][ T32] INFO: task kworker/0:193:5369 blocked for more than 468 seconds. [ 1342.235683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.235711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.235733][ T32] task:kworker/0:193 state:D stack:0 pid:5369 tgid:5369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.235803][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.235846][ T32] Call trace: [ 1342.235911][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.235983][ T32] r10:8291a684 r9:eba5dd84 r8:00000002 r7:60000113 r6:eba5dd8c r5:8559c800 [ 1342.236010][ T32] r4:8559c800 [ 1342.236048][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.236125][ T32] r5:8559c800 r4:8291a680 [ 1342.236148][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.236186][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.236228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 [ 1342.236258][ T32] r4:00000000 [ 1342.236310][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.236369][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.236405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.236458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854377c0 [ 1342.236484][ T32] r4:00000000 [ 1342.236505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.236611][ T32] r9:83018005 r8:8559c800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1342.236664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.236710][ T32] r5:00001000 r4:eb4ff000 [ 1342.236730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.236781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.236848][ T32] r5:855deb8c r4:855de800 [ 1342.236883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.237035][ T32] r7:dddced80 r6:83018000 r5:855deb8c r4:85440400 [ 1342.237063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.237191][ T32] r10:61c88647 r9:8559c800 r8:8544042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.237248][ T32] r4:85440400 [ 1342.237295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.237362][ T32] r10:00000000 r9:85440400 r8:80287e08 r7:eb959e60 r6:85440480 r5:8559c800 [ 1342.237388][ T32] r4:00000001 [ 1342.237447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.237487][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1342.237583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.257075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.257131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.257310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.257348][ T32] r4:85437600 [ 1342.258148][ T32] INFO: task kworker/0:193:5369 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.258294][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.258390][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.258472][ T32] Call trace: [ 1342.258526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.258609][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.258664][ T32] r4:00000000 [ 1342.258691][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.258735][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.258764][ T32] 5d20: c1d8d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.258801][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.258829][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.258853][ T32] r5:800f0013 r4:80239bb0 [ 1342.258895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.258942][ T32] r4:82ac21e4 [ 1342.258962][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.259003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.259036][ T32] r4:e0585dc0 [ 1342.259086][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.259137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.259172][ T32] r4:00000000 [ 1342.259195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.259244][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.259266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.259315][ T32] r5:00001000 r4:ed2cb000 [ 1342.259335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.259397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.259450][ T32] r5:843adb8c r4:843ad800 [ 1342.259471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.259532][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.259579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.259630][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.259653][ T32] r4:84f79100 [ 1342.259672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.259767][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.259795][ T32] r4:00000001 [ 1342.259814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.259851][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.259897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.259928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.259954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.259982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.260006][ T32] r4:84f605c0 [ 1342.260032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.260072][ T32] INFO: task kworker/0:194:5370 blocked for more than 468 seconds. [ 1342.260167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.260202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.260224][ T32] task:kworker/0:194 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.260284][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.260332][ T32] Call trace: [ 1342.260375][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.260451][ T32] r10:8291a684 r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:85598c00 [ 1342.260497][ T32] r4:85598c00 [ 1342.260586][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.260660][ T32] r5:85598c00 r4:8291a680 [ 1342.260743][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.260786][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.260844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1342.260869][ T32] r4:00000000 [ 1342.260888][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.260941][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.260979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.261034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eb540 [ 1342.261062][ T32] r4:00000000 [ 1342.261091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.261139][ T32] r9:83018005 r8:85598c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1342.261161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.261226][ T32] r5:00001000 r4:e0897000 [ 1342.261277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.261327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.261369][ T32] r5:85506b8c r4:85506800 [ 1342.261397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.261446][ T32] r7:dddced80 r6:83018000 r5:85506b8c r4:85440500 [ 1342.261466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.261511][ T32] r10:61c88647 r9:85598c00 r8:8544052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.261533][ T32] r4:85440500 [ 1342.261552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.261624][ T32] r10:00000000 r9:85440500 r8:80287e08 r7:eba5de60 r6:85440580 r5:85598c00 [ 1342.261649][ T32] r4:00000001 [ 1342.261681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.261719][ T32] Exception stack(0xeb97dfb0 to 0xeb97dff8) [ 1342.261745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.261773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.261799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.261836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.261882][ T32] r4:85437800 [ 1342.262313][ T32] INFO: task kworker/0:194:5370 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.262364][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.262426][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.262487][ T32] Call trace: [ 1342.262552][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.262603][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.262627][ T32] r4:00000000 [ 1342.262646][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.262685][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.262712][ T32] 5d20: c1d8d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.262782][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.262854][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.262881][ T32] r5:800f0013 r4:80239bb0 [ 1342.262911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.262978][ T32] r4:82ac21e4 [ 1342.263029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.263096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.263127][ T32] r4:e0585dc0 [ 1342.263147][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.263189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.263233][ T32] r4:00000000 [ 1342.263256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.263303][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.263324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.263366][ T32] r5:00001000 r4:ed2cb000 [ 1342.263401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.263445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.263487][ T32] r5:843adb8c r4:843ad800 [ 1342.263528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.263578][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.263600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.263699][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.263726][ T32] r4:84f79100 [ 1342.263745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.263820][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.263849][ T32] r4:00000001 [ 1342.263869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.263904][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.263930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.263971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.264001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.264034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.264057][ T32] r4:84f605c0 [ 1342.264113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.264142][ T32] INFO: task kworker/1:925:5373 blocked for more than 468 seconds. [ 1342.264211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.264237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.264258][ T32] task:kworker/1:925 state:D stack:0 pid:5373 tgid:5373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.264303][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.264388][ T32] Call trace: [ 1342.264446][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.264516][ T32] r10:8291a684 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:84e3b000 [ 1342.264542][ T32] r4:84e3b000 [ 1342.264583][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.264652][ T32] r5:84e3b000 r4:8291a680 [ 1342.264677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.264747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.264820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1342.264864][ T32] r4:00000000 [ 1342.264925][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.265110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.265212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.265297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bbc0 [ 1342.265342][ T32] r4:00000000 [ 1342.265385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.265520][ T32] r9:83018205 r8:84e3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1342.265572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.265656][ T32] r5:00001000 r4:eb629000 [ 1342.265704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.265789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.265876][ T32] r5:855df78c r4:855df400 [ 1342.265922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.266015][ T32] r7:ddde2d80 r6:83018200 r5:855df78c r4:853cf600 [ 1342.266118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.266269][ T32] r10:61c88647 r9:84e3b000 r8:853cf62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.266324][ T32] r4:853cf600 [ 1342.266368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.266458][ T32] r10:00000000 r9:853cf600 r8:80287e08 r7:eba55e60 r6:85440600 r5:84e3b000 [ 1342.266532][ T32] r4:00000001 [ 1342.266601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.266683][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1342.266742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.266804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.266859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.266924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.266977][ T32] r4:8508b780 [ 1342.267434][ T32] INFO: task kworker/1:925:5373 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.267530][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.293462][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.293622][ T32] Call trace: [ 1342.293717][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.293829][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.293917][ T32] r4:00000000 [ 1342.293967][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.294061][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.294125][ T32] 5d20: c2295000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.294246][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.294321][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.294376][ T32] r5:800f0013 r4:80239bb0 [ 1342.294424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.294509][ T32] r4:82ac21e4 [ 1342.294553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.294640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.294728][ T32] r4:e0585dc0 [ 1342.294760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.294826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.294852][ T32] r4:00000000 [ 1342.294874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.294921][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.294943][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.295021][ T32] r5:00001000 r4:ed2cb000 [ 1342.295104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.295159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.295225][ T32] r5:843adb8c r4:843ad800 [ 1342.295249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.295299][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.295320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.295367][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.295389][ T32] r4:84f79100 [ 1342.295410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.295455][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.295478][ T32] r4:00000001 [ 1342.295497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.295542][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.295594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.295646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.295700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.295736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.295770][ T32] r4:84f605c0 [ 1342.295796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.295827][ T32] INFO: task kworker/0:195:5375 blocked for more than 468 seconds. [ 1342.295882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.295911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.295959][ T32] task:kworker/0:195 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.296063][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.296111][ T32] Call trace: [ 1342.296144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.296191][ T32] r10:8291a684 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:85560000 [ 1342.296247][ T32] r4:85560000 [ 1342.296293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.296339][ T32] r5:85560000 r4:8291a680 [ 1342.296379][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.296424][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.296467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [ 1342.296489][ T32] r4:00000000 [ 1342.296521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.296560][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.296594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.296634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473d3c0 [ 1342.296676][ T32] r4:00000000 [ 1342.296720][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.296786][ T32] r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1342.296816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.296860][ T32] r5:00001000 r4:e00c5000 [ 1342.296901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.296943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.297005][ T32] r5:8550678c r4:85506400 [ 1342.297034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.297104][ T32] r7:dddced80 r6:83018000 r5:8550678c r4:85440680 [ 1342.297135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.297184][ T32] r10:61c88647 r9:85560000 r8:854406ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.297227][ T32] r4:85440680 [ 1342.297255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.297301][ T32] r10:00000000 r9:85440680 r8:80287e08 r7:eb97de60 r6:85440700 r5:85560000 [ 1342.297353][ T32] r4:00000001 [ 1342.297406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.297446][ T32] Exception stack(0xeba6dfb0 to 0xeba6dff8) [ 1342.297473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.297501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.297528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.297555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.297617][ T32] r4:854379c0 [ 1342.311311][ T32] INFO: task kworker/0:195:5375 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.311372][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.311541][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.311605][ T32] Call trace: [ 1342.311638][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.311783][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.311869][ T32] r4:00000000 [ 1342.312164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.312213][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.312243][ T32] 5d20: c28c1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.312272][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.312297][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.312321][ T32] r5:800f0013 r4:80239bb0 [ 1342.312341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.312384][ T32] r4:82ac21e4 [ 1342.312447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.312499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.312525][ T32] r4:e0585dc0 [ 1342.312570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.312618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.312641][ T32] r4:00000000 [ 1342.312660][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.312733][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.312780][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.312867][ T32] r5:00001000 r4:ed2cb000 [ 1342.312895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.312936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.313009][ T32] r5:843adb8c r4:843ad800 [ 1342.313039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.313091][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.313113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.313164][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.313186][ T32] r4:84f79100 [ 1342.313205][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.313250][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.313272][ T32] r4:00000001 [ 1342.313309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.313390][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.313441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.313500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.313563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.313616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.313659][ T32] r4:84f605c0 [ 1342.313699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.313794][ T32] INFO: task kworker/1:926:5377 blocked for more than 468 seconds. [ 1342.313863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.313912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.313971][ T32] task:kworker/1:926 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.314103][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.314265][ T32] Call trace: [ 1342.314413][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.314560][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000013 r6:eba75d8c r5:85561800 [ 1342.314625][ T32] r4:85561800 [ 1342.314671][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.314760][ T32] r5:85561800 r4:8291a680 [ 1342.314807][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.314911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.315020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1342.315085][ T32] r4:00000000 [ 1342.315142][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.315218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.315305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.315410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b5c0 [ 1342.315469][ T32] r4:00000000 [ 1342.315518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.315606][ T32] r9:83018205 r8:85561800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.315677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.315776][ T32] r5:00001000 r4:eb6b9000 [ 1342.315820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.315903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.315991][ T32] r5:855e478c r4:855e4400 [ 1342.316055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.316152][ T32] r7:ddde2d80 r6:83018200 r5:855e478c r4:853cf680 [ 1342.316217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.316312][ T32] r10:61c88647 r9:85561800 r8:853cf6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.316364][ T32] r4:853cf680 [ 1342.316406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.316498][ T32] r10:00000000 r9:853cf680 r8:80287e08 r7:eba35e60 r6:85440780 r5:85561800 [ 1342.316550][ T32] r4:00000001 [ 1342.316660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.316750][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1342.316810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.316869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.316939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.317006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.317066][ T32] r4:8508ba40 [ 1342.317552][ T32] INFO: task kworker/1:926:5377 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.340008][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.340149][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.340242][ T32] Call trace: [ 1342.340290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.340351][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.340404][ T32] r4:00000000 [ 1342.340438][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.340484][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.340514][ T32] 5d20: c2d66000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.340543][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.340568][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.340632][ T32] r5:800f0013 r4:80239bb0 [ 1342.340662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.340765][ T32] r4:82ac21e4 [ 1342.340789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.340854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.340880][ T32] r4:e0585dc0 [ 1342.340900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.340963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.340988][ T32] r4:00000000 [ 1342.341008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.341103][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.341172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.341243][ T32] r5:00001000 r4:ed2cb000 [ 1342.341287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.341332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.341375][ T32] r5:843adb8c r4:843ad800 [ 1342.341396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.341443][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.341465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.341511][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.341533][ T32] r4:84f79100 [ 1342.341552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.341598][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.341620][ T32] r4:00000001 [ 1342.341667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.341787][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.341817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.341960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.341989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.342019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.342215][ T32] r4:84f605c0 [ 1342.342272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.342326][ T32] INFO: task kworker/1:927:5378 blocked for more than 468 seconds. [ 1342.342375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.342409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.342434][ T32] task:kworker/1:927 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.342484][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.342637][ T32] Call trace: [ 1342.342670][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.342721][ T32] r10:8291a684 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:85562400 [ 1342.342743][ T32] r4:85562400 [ 1342.342791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.342840][ T32] r5:85562400 r4:8291a680 [ 1342.342885][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.342954][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.343074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1342.343132][ T32] r4:00000000 [ 1342.343171][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.343235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.343305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.343384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bd40 [ 1342.343523][ T32] r4:00000000 [ 1342.343643][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.343769][ T32] r9:83018205 r8:85562400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1342.343823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.343975][ T32] r5:00001000 r4:eb653000 [ 1342.344036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.344118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.344205][ T32] r5:855dfb8c r4:855df800 [ 1342.344303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.344439][ T32] r7:ddde2d80 r6:83018200 r5:855dfb8c r4:853cf700 [ 1342.344529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.344627][ T32] r10:61c88647 r9:85562400 r8:853cf72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.344676][ T32] r4:853cf700 [ 1342.344730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.344820][ T32] r10:00000000 r9:853cf700 r8:80287e08 r7:eba75e60 r6:85440800 r5:85562400 [ 1342.344881][ T32] r4:00000001 [ 1342.344926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.345062][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1342.345133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.345197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.345291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.345364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.345440][ T32] r4:8508bc80 [ 1342.346340][ T32] INFO: task kworker/1:927:5378 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.346394][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.346482][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.346553][ T32] Call trace: [ 1342.346608][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.346661][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.346684][ T32] r4:00000000 [ 1342.346703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.346743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.346770][ T32] 5d20: c2d66000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.346798][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.346843][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.346870][ T32] r5:800f0013 r4:80239bb0 [ 1342.346893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.346934][ T32] r4:82ac21e4 [ 1342.346971][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.347017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.347049][ T32] r4:e0585dc0 [ 1342.347097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.347153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.347178][ T32] r4:00000000 [ 1342.347198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.347252][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.347280][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.347326][ T32] r5:00001000 r4:ed2cb000 [ 1342.347366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.347415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.347457][ T32] r5:843adb8c r4:843ad800 [ 1342.347477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.347628][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.371021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.371171][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.371208][ T32] r4:84f79100 [ 1342.371230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.371300][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.371326][ T32] r4:00000001 [ 1342.371347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.371407][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.371462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.371493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.371519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.371548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.371569][ T32] r4:84f605c0 [ 1342.371602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.371636][ T32] INFO: task kworker/1:928:5380 blocked for more than 468 seconds. [ 1342.371670][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.371697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.371720][ T32] task:kworker/1:928 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.371809][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.371884][ T32] Call trace: [ 1342.371917][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.371969][ T32] r10:8291a684 r9:eba81d84 r8:00000002 r7:60000013 r6:eba81d8c r5:85563c00 [ 1342.371991][ T32] r4:85563c00 [ 1342.372011][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.372074][ T32] r5:85563c00 r4:8291a680 [ 1342.372099][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.372161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.372207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1342.372237][ T32] r4:00000000 [ 1342.372279][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.372318][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.372356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.372396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508be80 [ 1342.372419][ T32] r4:00000000 [ 1342.372438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.372483][ T32] r9:83018205 r8:85563c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1342.372505][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.372571][ T32] r5:00001000 r4:eb66f000 [ 1342.372598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.372638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.372680][ T32] r5:855dff8c r4:855dfc00 [ 1342.372700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.372744][ T32] r7:ddde2d80 r6:83018200 r5:855dff8c r4:853cf780 [ 1342.372765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.372811][ T32] r10:61c88647 r9:85563c00 r8:853cf7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.372833][ T32] r4:853cf780 [ 1342.372872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.372935][ T32] r10:00000000 r9:853cf780 r8:80287e08 r7:eba75e60 r6:85440880 r5:85563c00 [ 1342.372962][ T32] r4:00000001 [ 1342.372982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.373018][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1342.373095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.373127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.373154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.373204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.373230][ T32] r4:8508bb40 [ 1342.373801][ T32] INFO: task kworker/1:928:5380 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.373902][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.374107][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.374245][ T32] Call trace: [ 1342.374308][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.374407][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.374457][ T32] r4:00000000 [ 1342.374501][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.374581][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.374643][ T32] 5d20: c3327000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.374730][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.374761][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.374786][ T32] r5:800f0013 r4:80239bb0 [ 1342.374807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.374877][ T32] r4:82ac21e4 [ 1342.374910][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.374956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.375006][ T32] r4:e0585dc0 [ 1342.375054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.375107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.375166][ T32] r4:00000000 [ 1342.375189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.375235][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.375276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.375331][ T32] r5:00001000 r4:ed2cb000 [ 1342.375353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.375400][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.375453][ T32] r5:843adb8c r4:843ad800 [ 1342.375496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.375549][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.375570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.375618][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.375641][ T32] r4:84f79100 [ 1342.375661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.375710][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.375733][ T32] r4:00000001 [ 1342.375772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.375812][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.375840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.375892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.375921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.375949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.376012][ T32] r4:84f605c0 [ 1342.376040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.376065][ T32] INFO: task kworker/1:929:5382 blocked for more than 468 seconds. [ 1342.376113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.376162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.376187][ T32] task:kworker/1:929 state:D stack:0 pid:5382 tgid:5382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.376240][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.376307][ T32] Call trace: [ 1342.376363][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.376412][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000113 r6:eba89d8c r5:85563000 [ 1342.376435][ T32] r4:85563000 [ 1342.376454][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.376496][ T32] r5:85563000 r4:8291a680 [ 1342.376515][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.376551][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.376592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1342.376634][ T32] r4:00000000 [ 1342.376724][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.376801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.376840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.376881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508bf80 [ 1342.376903][ T32] r4:00000000 [ 1342.376923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.376987][ T32] r9:83018205 r8:85563000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1342.377016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.377064][ T32] r5:00001000 r4:eb691000 [ 1342.377105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.377147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.377188][ T32] r5:855e438c r4:855e4000 [ 1342.377208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.377317][ T32] r7:ddde2d80 r6:83018200 r5:855e438c r4:853cf800 [ 1342.377362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.377412][ T32] r10:61c88647 r9:85563000 r8:853cf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.377434][ T32] r4:853cf800 [ 1342.377453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.377517][ T32] r10:00000000 r9:853cf800 r8:80287e08 r7:eba75e60 r6:85440900 r5:85563000 [ 1342.377630][ T32] r4:00000001 [ 1342.390152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.390350][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1342.390421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.390528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.390610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.390681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.390733][ T32] r4:8508bf40 [ 1342.391494][ T32] INFO: task kworker/1:929:5382 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.391628][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.391817][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.391968][ T32] Call trace: [ 1342.392053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.392176][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.392232][ T32] r4:00000000 [ 1342.392277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.392367][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.392450][ T32] 5d20: c3327000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.392516][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.392570][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.392623][ T32] r5:800f0013 r4:80239bb0 [ 1342.392693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.392802][ T32] r4:82ac21e4 [ 1342.392865][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.392959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.393012][ T32] r4:e0585dc0 [ 1342.393069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.393157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.393207][ T32] r4:00000000 [ 1342.393252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.393374][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.393427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.393512][ T32] r5:00001000 r4:ed2cb000 [ 1342.393571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.393650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.393731][ T32] r5:843adb8c r4:843ad800 [ 1342.393778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.393891][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.393954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.394077][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.394160][ T32] r4:84f79100 [ 1342.394252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.394348][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.394397][ T32] r4:00000001 [ 1342.394444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.394518][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.394685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.394774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.394976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.395058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.395112][ T32] r4:84f605c0 [ 1342.395159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.395217][ T32] INFO: task kworker/1:930:5384 blocked for more than 468 seconds. [ 1342.395291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.395346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.395393][ T32] task:kworker/1:930 state:D stack:0 pid:5384 tgid:5384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.395596][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.395693][ T32] Call trace: [ 1342.395770][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.395863][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:85560c00 [ 1342.395914][ T32] r4:85560c00 [ 1342.395962][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.396060][ T32] r5:85560c00 r4:8291a680 [ 1342.396110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.396191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.396284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1342.396386][ T32] r4:00000000 [ 1342.396455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.396548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.396629][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.396730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b440 [ 1342.396810][ T32] r4:00000000 [ 1342.396876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.396976][ T32] r9:83018205 r8:85560c00 r7:00000000 r6:83018200 r5:00001000 r4:7f017000 [ 1342.397039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.397186][ T32] r5:00001000 r4:dfa6f000 [ 1342.397244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.397329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.397468][ T32] r5:855e4b8c r4:855e4800 [ 1342.397744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.420946][ T32] r7:ddde2d80 r6:83018200 r5:855e4b8c r4:853cf900 [ 1342.421065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.421220][ T32] r10:61c88647 r9:85560c00 r8:853cf92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.421286][ T32] r4:853cf900 [ 1342.421345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.421538][ T32] r10:00000000 r9:853cf900 r8:80287e08 r7:eba75e60 r6:85440980 r5:85560c00 [ 1342.421620][ T32] r4:00000001 [ 1342.421674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.421780][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) ** 3 printk messages dropped ** [ 1342.422068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.423493][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1342.424241][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.424477][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1342.424932][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.425152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.425260][ T32] r5:00001000 r4:ed2cb000 [ 1342.425315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.425418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.425516][ T32] r5:843adb8c r4:843ad800 [ 1342.425610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.425745][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.425810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.425921][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.425975][ T32] r4:84f79100 [ 1342.426032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.426133][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.426242][ T32] r4:00000001 [ 1342.426318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.426402][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.426457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.426532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.426608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.426677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.426748][ T32] r4:84f605c0 [ 1342.426806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.426890][ T32] INFO: task kworker/1:931:5386 blocked for more than 468 seconds. [ 1342.426968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.427040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.427111][ T32] task:kworker/1:931 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.427231][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.427350][ T32] Call trace: [ 1342.427437][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.427538][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:85565400 [ 1342.450451][ T32] r4:85565400 [ 1342.450617][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.450762][ T32] r5:85565400 r4:8291a680 [ 1342.450816][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.450909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.451009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1342.451065][ T32] r4:00000000 [ 1342.451111][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.451194][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.451275][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.451372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465040 [ 1342.451420][ T32] r4:00000000 [ 1342.451504][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.451605][ T32] r9:83018205 r8:85565400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.451656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.451752][ T32] r5:00001000 r4:eab05000 [ 1342.451808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.451894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.451988][ T32] r5:855e4f8c r4:855e4c00 [ 1342.452039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.452146][ T32] r7:ddde2d80 r6:83018200 r5:855e4f8c r4:853cf880 [ 1342.452201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1342.453942][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1342.456355][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 15 printk messages dropped ** [ 1342.457449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1342.479184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1342.480181][ T32] r5:00001000 r4:eadcd000 ** 5 printk messages dropped ** [ 1342.480647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1342.482700][ T32] Call trace: [ 1342.482771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.482893][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.482955][ T32] r4:00000000 [ 1342.483006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.483099][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.483160][ T32] 5d20: c3da3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.483220][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.483270][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.483347][ T32] r5:800f0013 r4:80239bb0 [ 1342.483393][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.483481][ T32] r4:82ac21e4 [ 1342.483525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.483613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.483664][ T32] r4:e0585dc0 [ 1342.483706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.483839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.483904][ T32] r4:00000000 [ 1342.483960][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.484063][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.484110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.484235][ T32] r5:00001000 r4:ed2cb000 [ 1342.484315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.484405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.484497][ T32] r5:843adb8c r4:843ad800 [ 1342.484545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.484669][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.484735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.484839][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.484899][ T32] r4:84f79100 [ 1342.484944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.485045][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.485092][ T32] r4:00000001 [ 1342.485142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.485283][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.485371][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.485450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.485514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.485599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.485664][ T32] r4:84f605c0 [ 1342.485737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.485812][ T32] INFO: task kworker/0:196:5391 blocked for more than 469 seconds. [ 1342.485964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.486055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.486103][ T32] task:kworker/0:196 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.486271][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.486780][ T32] r5:85566c00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.487121][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.487484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537a0c0 ** 7 printk messages dropped ** [ 1342.512543][ T32] r5:85506f8c r4:85506c00 [ 1342.512610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.512877][ T32] r10:61c88647 r9:85566c00 r8:85440b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.513640][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.514830][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.515778][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.516260][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1342.516469][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.516790][ T32] r5:00001000 r4:ed2cb000 [ 1342.516835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.516923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.517047][ T32] r5:843adb8c r4:843ad800 [ 1342.517112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.517216][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.517267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.517371][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.517464][ T32] r4:84f79100 [ 1342.517538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.538651][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.538724][ T32] r4:00000001 [ 1342.538774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.538840][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.538883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.538938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.538989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.539047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.539073][ T32] r4:84f605c0 [ 1342.539098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.539140][ T32] INFO: task kworker/0:197:5393 blocked for more than 469 seconds. [ 1342.539175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.539200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.539222][ T32] task:kworker/0:197 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.539288][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.539385][ T32] Call trace: [ 1342.539489][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.539553][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:85564800 [ 1342.539576][ T32] r4:85564800 [ 1342.539596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.539657][ T32] r5:85564800 r4:8291a680 [ 1342.539683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.539722][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.539763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1342.539808][ T32] r4:00000000 [ 1342.539831][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.539931][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.540002][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.540049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8537af00 [ 1342.540071][ T32] r4:00000000 [ 1342.540137][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.540210][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1342.540236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.540285][ T32] r5:00001000 r4:eb767000 [ 1342.540308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.540348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.540389][ T32] r5:8550738c r4:85507000 [ 1342.540429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.540494][ T32] r7:dddced80 r6:83018000 r5:8550738c r4:85440c00 [ 1342.540518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.540566][ T32] r10:61c88647 r9:85564800 r8:85440c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.540594][ T32] r4:85440c00 [ 1342.540614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.540658][ T32] r10:00000000 r9:85440c00 r8:80287e08 r7:eba65e60 r6:85440c80 r5:85564800 [ 1342.540722][ T32] r4:00000001 [ 1342.540745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.540783][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1342.540811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.540839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.540883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.540936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.540963][ T32] r4:85437140 [ 1342.541428][ T32] INFO: task kworker/0:197:5393 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.541464][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.541638][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.541857][ T32] Call trace: [ 1342.541891][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.542040][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.542143][ T32] r4:00000000 [ 1342.542246][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.542316][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.542345][ T32] 5d20: c42ac000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.542379][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.542407][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.542499][ T32] r5:800f0013 r4:80239bb0 [ 1342.542525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1342.542812][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1342.543261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.543695][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.543746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.543835][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.543884][ T32] r4:84f79100 [ 1342.543925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.544038][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.544120][ T32] r4:00000001 [ 1342.544195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.544275][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.544363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.544450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.544509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.544612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.544720][ T32] r4:84f605c0 [ 1342.544766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.544835][ T32] INFO: task kworker/1:933:5396 blocked for more than 469 seconds. [ 1342.544891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.544936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.544974][ T32] task:kworker/1:933 state:D stack:0 pid:5396 tgid:5396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.545115][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.545234][ T32] Call trace: [ 1342.545311][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.545440][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000013 r6:eba99d8c r5:85558c00 [ 1342.545486][ T32] r4:85558c00 [ 1342.545525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.545615][ T32] r5:85558c00 r4:8291a680 [ 1342.545661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.545729][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.545841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1342.545885][ T32] r4:00000000 [ 1342.545919][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.546014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.546081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.546228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465280 [ 1342.546276][ T32] r4:00000000 [ 1342.546319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.546432][ T32] r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1342.546476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.546558][ T32] r5:00001000 r4:ead51000 [ 1342.546596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.546674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.546753][ T32] r5:855e538c r4:855e5000 [ 1342.546837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.546929][ T32] r7:ddde2d80 r6:83018200 r5:855e538c r4:853cfa00 [ 1342.546988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.547077][ T32] r10:61c88647 r9:85558c00 r8:853cfa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.547142][ T32] r4:853cfa00 [ 1342.547185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.547301][ T32] r10:00000000 r9:853cfa00 r8:80287e08 r7:eba8de60 r6:85440d00 r5:85558c00 [ 1342.547356][ T32] r4:00000001 [ 1342.547413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.547484][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1342.547535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.547590][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.547693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.573469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.573524][ T32] r4:85465300 [ 1342.574009][ T32] INFO: task kworker/1:933:5396 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.574049][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.574170][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.574306][ T32] Call trace: [ 1342.574367][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.574428][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.574453][ T32] r4:00000000 [ 1342.574474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.574515][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.574563][ T32] 5d20: c48cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.574598][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.574624][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.574684][ T32] r5:800f0013 r4:80239bb0 [ 1342.574763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1342.574903][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1342.575138][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.575245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.575450][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1342.575655][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.576089][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1342.576455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.576810][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.577149][ T32] r4:8555a400 ** 2 printk messages dropped ** [ 1342.577377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.577472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1342.577505][ T32] r4:00000000 [ 1342.577527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.577646][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.588121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.588257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465f40 [ 1342.588290][ T32] r4:00000000 [ 1342.588313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.588361][ T32] r9:83018205 r8:8555a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1342.588383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.588429][ T32] r5:00001000 r4:eb1a1000 [ 1342.588449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.588489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.588532][ T32] r5:855e7b8c r4:855e7800 [ 1342.588559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.588608][ T32] r7:ddde2d80 r6:83018200 r5:855e7b8c r4:853cfa80 [ 1342.588654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.588706][ T32] r10:61c88647 r9:8555a400 r8:853cfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.588767][ T32] r4:853cfa80 [ 1342.588791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.588840][ T32] r10:00000000 r9:853cfa80 r8:80287e08 r7:eba8de60 r6:85440d80 r5:8555a400 [ 1342.588890][ T32] r4:00000001 [ 1342.588914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.588952][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1342.588998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.589027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.589054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.589085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.589108][ T32] r4:85465240 [ 1342.589551][ T32] INFO: task kworker/1:934:5398 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.589585][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.589775][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.589852][ T32] Call trace: [ 1342.589937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.590002][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.590026][ T32] r4:00000000 [ 1342.590045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.590084][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.590113][ T32] 5d20: c48cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.590142][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.590208][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.590237][ T32] r5:800f0013 r4:80239bb0 [ 1342.590261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.590304][ T32] r4:82ac21e4 [ 1342.590325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.590366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.590411][ T32] r4:e0585dc0 [ 1342.590437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.590543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.590652][ T32] r4:00000000 [ 1342.590676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.590723][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.590746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.590839][ T32] r5:00001000 r4:ed2cb000 [ 1342.590864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.590905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.590968][ T32] r5:843adb8c r4:843ad800 [ 1342.590992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.591071][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 4 printk messages dropped ** [ 1342.591374][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1342.591687][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1342.592047][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.592271][ T32] r4:85558000 [ 1342.592292][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.592334][ T32] r5:85558000 r4:8291a680 [ 1342.592372][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.592470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.592587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 [ 1342.592690][ T32] r4:00000000 [ 1342.592764][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.592806][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.592841][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.592970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465580 [ 1342.592997][ T32] r4:00000000 [ 1342.593019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.593081][ T32] r9:83018205 r8:85558000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1342.593107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.593149][ T32] r5:00001000 r4:eaf01000 [ 1342.593169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.593207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.593248][ T32] r5:855e5b8c r4:855e5800 [ 1342.593267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.593420][ T32] r7:ddde2d80 r6:83018200 r5:855e5b8c r4:853cfb00 [ 1342.593445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.593501][ T32] r10:61c88647 r9:85558000 r8:853cfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.593525][ T32] r4:853cfb00 [ 1342.593588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.593667][ T32] r10:00000000 r9:853cfb00 r8:80287e08 r7:ebaa1e60 r6:85440e00 r5:85558000 [ 1342.593720][ T32] r4:00000001 [ 1342.593748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.593798][ T32] Exception stack(0xebaa5fb0 to 0xebaa5ff8) [ 1342.593828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.593857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.593884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.593914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.593937][ T32] r4:85465240 [ 1342.594270][ T32] INFO: task kworker/1:935:5399 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.594317][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.594473][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.594613][ T32] Call trace: [ 1342.594700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.594752][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.594776][ T32] r4:00000000 [ 1342.594807][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.594850][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.594879][ T32] 5d20: c48cf000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.594908][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.594964][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.595009][ T32] r5:800f0013 r4:80239bb0 [ 1342.595059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.595110][ T32] r4:82ac21e4 [ 1342.595130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.595171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.595223][ T32] r4:e0585dc0 [ 1342.595246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.595289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.595314][ T32] r4:00000000 [ 1342.595353][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.595436][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.595474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.595519][ T32] r5:00001000 r4:ed2cb000 [ 1342.595583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.595626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.595674][ T32] r5:843adb8c r4:843ad800 [ 1342.595721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.595789][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.595814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.595861][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.595884][ T32] r4:84f79100 [ 1342.595959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.596025][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.596050][ T32] r4:00000001 [ 1342.596075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.596112][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.596137][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.596166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.596222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.596260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.596309][ T32] r4:84f605c0 [ 1342.596332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.596389][ T32] INFO: task kworker/1:936:5401 blocked for more than 469 seconds. [ 1342.596465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.596538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.596564][ T32] task:kworker/1:936 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.596610][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.596672][ T32] Call trace: [ 1342.596782][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.596835][ T32] r10:8291a684 r9:ebaa9d84 r8:00000002 r7:60000013 r6:ebaa9d8c r5:8555b000 [ 1342.596868][ T32] r4:8555b000 [ 1342.596897][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.596941][ T32] r5:8555b000 r4:8291a680 [ 1342.596973][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.597046][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.597092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1342.597115][ T32] r4:00000000 [ 1342.597134][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.597192][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.597232][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.597326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465640 [ 1342.597377][ T32] r4:00000000 [ 1342.597405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.597453][ T32] r9:83018205 r8:8555b000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1342.597474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.597517][ T32] r5:00001000 r4:eaf57000 [ 1342.597544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.597584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.632094][ T32] r5:855e5f8c r4:855e5c00 [ 1342.632209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.632329][ T32] r7:ddde2d80 r6:83018200 r5:855e5f8c r4:853cfb80 [ 1342.632357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.632409][ T32] r10:61c88647 r9:8555b000 r8:853cfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.632432][ T32] r4:853cfb80 [ 1342.632452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.632499][ T32] r10:00000000 r9:853cfb80 r8:80287e08 r7:ebaa1e60 r6:85440e80 r5:8555b000 [ 1342.632523][ T32] r4:00000001 [ 1342.632543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.632583][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1342.632614][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.632643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.632669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.632697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.632719][ T32] r4:854656c0 [ 1342.633183][ T32] INFO: task kworker/1:936:5401 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.633220][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.633394][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.633449][ T32] Call trace: [ 1342.633481][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.633566][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.633594][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.633689][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.634159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.634231][ T32] r4:e0585dc0 [ 1342.634340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.634393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.634416][ T32] r4:00000000 [ 1342.634436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.634483][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.634538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.634589][ T32] r5:00001000 r4:ed2cb000 [ 1342.634616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.634657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.634699][ T32] r5:843adb8c r4:843ad800 [ 1342.634720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.634766][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.634834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.634888][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.634911][ T32] r4:84f79100 [ 1342.634931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.634993][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.635056][ T32] r4:00000001 [ 1342.635102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.635153][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1342.635252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1342.636106][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1342.636748][ T32] r5:855e638c r4:855e6000 ** 2 printk messages dropped ** [ 1342.636865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.637257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.646364][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.646394][ T32] 5d20: c4f4d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.646425][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.646452][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.646476][ T32] r5:800f0013 r4:80239bb0 [ 1342.646513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.646560][ T32] r4:82ac21e4 [ 1342.646606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.646652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.646676][ T32] r4:e0585dc0 [ 1342.646696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.646738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.646761][ T32] r4:00000000 [ 1342.646785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.646833][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.646857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.646899][ T32] r5:00001000 r4:ed2cb000 [ 1342.646919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.646992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.647049][ T32] r5:843adb8c r4:843ad800 [ 1342.647070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.647117][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.647140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.647213][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.647265][ T32] r4:84f79100 [ 1342.647289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.647361][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.647388][ T32] r4:00000001 [ 1342.647408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.647445][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.647472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.647500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.647525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.647553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.647640][ T32] r4:84f605c0 [ 1342.661142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.661206][ T32] INFO: task kworker/1:938:5405 blocked for more than 469 seconds. [ 1342.661247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.661272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.661324][ T32] task:kworker/1:938 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.661391][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.661638][ T32] r4:8555c800 ** 4 printk messages dropped ** [ 1342.661893][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 ** 8 printk messages dropped ** [ 1342.662222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.662375][ T32] r5:855e678c r4:855e6400 [ 1342.662398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.662542][ T32] r10:61c88647 r9:8555c800 r8:853cfcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.662813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.663480][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.663799][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.664111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1342.664571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1342.665035][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.665196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.665616][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.666181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 ** 8 printk messages dropped ** [ 1342.666644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.666846][ T32] r5:855e6b8c r4:855e6800 [ 1342.666869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.666915][ T32] r7:ddde2d80 r6:83018200 r5:855e6b8c r4:853cfd00 [ 1342.666935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.666979][ T32] r10:61c88647 r9:8555e000 r8:853cfd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.667006][ T32] r4:853cfd00 [ 1342.667037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.667086][ T32] r10:00000000 r9:853cfd00 r8:80287e08 r7:ebaa1e60 r6:84f56000 r5:8555e000 [ 1342.667118][ T32] r4:00000001 [ 1342.667147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.667195][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1342.667225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.667254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.667284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.667312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.667363][ T32] r4:854655c0 [ 1342.676201][ T32] INFO: task kworker/1:939:5407 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.676292][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.676391][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.676450][ T32] Call trace: [ 1342.676511][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.676569][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.676603][ T32] r4:00000000 [ 1342.676628][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.676670][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.676701][ T32] 5d20: c5534000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.676729][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.676758][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.676784][ T32] r5:800f0013 r4:80239bb0 [ 1342.676804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.676846][ T32] r4:82ac21e4 [ 1342.676867][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.676909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.676960][ T32] r4:e0585dc0 [ 1342.677055][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.677101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.677124][ T32] r4:00000000 [ 1342.677196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.677246][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.677268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.677314][ T32] r5:00001000 r4:ed2cb000 [ 1342.677336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.677376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.677418][ T32] r5:843adb8c r4:843ad800 [ 1342.677439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.677485][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.677507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1342.688218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.688521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.688815][ T32] task:kworker/1:940 state:D stack:0 pid:5410 tgid:5410 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.689255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 ** 7 printk messages dropped ** [ 1342.689573][ T32] r9:83018205 r8:8555d400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1342.689773][ T32] r5:855e6f8c r4:855e6c00 [ 1342.689798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.689961][ T32] r4:853cfd80 [ 1342.689989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.690044][ T32] r10:00000000 r9:853cfd80 r8:80287e08 r7:ebaa1e60 r6:84f56080 r5:8555d400 [ 1342.690067][ T32] r4:00000001 [ 1342.690106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.690146][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) [ 1342.690225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.690267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.690304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.690338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.690361][ T32] r4:85465900 [ 1342.690819][ T32] INFO: task kworker/1:940:5410 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.690853][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.690922][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.690966][ T32] Call trace: [ 1342.690994][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.691071][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.691098][ T32] r4:00000000 [ 1342.691119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.691158][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.691218][ T32] 5d20: c5883000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.691250][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.691323][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.691350][ T32] r5:800f0013 r4:80239bb0 [ 1342.691431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1342.691689][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.692045][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1342.692316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.692632][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1342.692905][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.693338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 ** 12 printk messages dropped ** [ 1342.693895][ T32] r5:855e738c r4:855e7000 [ 1342.693916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.693961][ T32] r7:ddde2d80 r6:83018200 r5:855e738c r4:853cfe00 [ 1342.694035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.694133][ T32] r10:61c88647 r9:8555ec00 r8:853cfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.694207][ T32] r4:853cfe00 [ 1342.694257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.694379][ T32] r10:00000000 r9:853cfe00 r8:80287e08 r7:ebaa1e60 r6:84f56100 r5:8555ec00 [ 1342.694406][ T32] r4:00000001 [ 1342.694449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.694490][ T32] Exception stack(0xebac9fb0 to 0xebac9ff8) [ 1342.694554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.694600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.694630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.694670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.694727][ T32] r4:85465a40 [ 1342.695055][ T32] INFO: task kworker/1:941:5411 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.695102][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.695338][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.695416][ T32] Call trace: [ 1342.695660][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.695714][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.695795][ T32] r4:00000000 [ 1342.695818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.695905][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.695956][ T32] 5d20: c5883000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.695987][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.696013][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.696045][ T32] r5:800f0013 r4:80239bb0 [ 1342.696087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.696132][ T32] r4:82ac21e4 [ 1342.696152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.696215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.696246][ T32] r4:e0585dc0 [ 1342.696266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.696308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 5 printk messages dropped ** [ 1342.696515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.696944][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1342.697411][ T32] INFO: task kworker/1:942:5413 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.718482][ T32] r4:85559800 ** 4 printk messages dropped ** [ 1342.718689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 ** 5 printk messages dropped ** [ 1342.718864][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.719339][ T32] r5:855e778c r4:855e7400 [ 1342.719384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.719533][ T32] r10:61c88647 r9:85559800 r8:853cfeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.719920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1342.720912][ T32] 5d20: c5d0c000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 16 printk messages dropped ** [ 1342.721702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.721764][ T32] r5:843adb8c r4:843ad800 [ 1342.721787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.721855][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.721880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.721949][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.722010][ T32] r4:84f79100 [ 1342.722057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.722108][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.722144][ T32] r4:00000001 [ 1342.722186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.722281][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.722319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.722351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.722383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.722443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.722491][ T32] r4:84f605c0 [ 1342.722584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.722625][ T32] INFO: task kworker/1:943:5415 blocked for more than 469 seconds. [ 1342.722659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.722693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.722718][ T32] task:kworker/1:943 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.722800][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.722921][ T32] Call trace: [ 1342.723037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.723095][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000013 r6:ebad9d8c r5:84760c00 [ 1342.723118][ T32] r4:84760c00 [ 1342.723138][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.723202][ T32] r5:84760c00 r4:8291a680 [ 1342.723226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.723287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.723338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1342.723379][ T32] r4:00000000 [ 1342.723401][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.723451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.723512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.723562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b480 [ 1342.723619][ T32] r4:00000000 [ 1342.723647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.723701][ T32] r9:83018205 r8:84760c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.723735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.723779][ T32] r5:00001000 r4:eb23d000 [ 1342.723819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.723862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.723906][ T32] r5:855e7f8c r4:855e7c00 [ 1342.723947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.724005][ T32] r7:ddde2d80 r6:83018200 r5:855e7f8c r4:853cff80 [ 1342.724049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.724119][ T32] r10:61c88647 r9:84760c00 r8:853cffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.724175][ T32] r4:853cff80 [ 1342.724227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.724329][ T32] r10:00000000 r9:853cff80 r8:80287e08 r7:ebaa1e60 r6:84f56200 r5:84760c00 [ 1342.724355][ T32] r4:00000001 [ 1342.724389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.724448][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1342.724530][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.724564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.724590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.724618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.724641][ T32] r4:85465c40 [ 1342.724936][ T32] INFO: task kworker/1:943:5415 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.724978][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.725083][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.725132][ T32] Call trace: [ 1342.725186][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.725386][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.725454][ T32] r4:00000000 [ 1342.725483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.725533][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.725583][ T32] 5d20: c5d0c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.725615][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1342.726064][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.726962][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 10 printk messages dropped ** [ 1342.757563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1342.759941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1342.760025][ T32] r4:00000000 [ 1342.760090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.760179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.760269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.760374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6a380 [ 1342.760452][ T32] r4:00000000 [ 1342.760508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.760615][ T32] r9:83018205 r8:84760000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.760677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.760772][ T32] r5:00001000 r4:eb733000 [ 1342.760843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.760944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.761042][ T32] r5:855e8b8c r4:855e8800 [ 1342.761098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.761206][ T32] r7:ddde2d80 r6:83018200 r5:855e8b8c r4:84f74000 [ 1342.761283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.761414][ T32] r10:61c88647 r9:84760000 r8:84f7402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.761489][ T32] r4:84f74000 [ 1342.761558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.761661][ T32] r10:00000000 r9:84f74000 r8:80287e08 r7:ebad9e60 r6:84f56280 r5:84760000 [ 1342.761712][ T32] r4:00000001 [ 1342.761774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.761890][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1342.761958][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.762046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.763556][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.763918][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.764462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1342.765027][ T32] r5:00001000 r4:ed2cb000 ** 9 printk messages dropped ** [ 1342.765850][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 10 printk messages dropped ** [ 1342.766674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1342.767176][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.803901][ T32] r9:83018205 r8:84761800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1342.804506][ T32] r5:855e838c r4:855e8000 ** 3 printk messages dropped ** [ 1342.804878][ T32] r10:61c88647 r9:84761800 r8:84f740ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.804935][ T32] r4:84f74080 [ 1342.804982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.805085][ T32] r10:00000000 r9:84f74080 r8:80287e08 r7:ebae1e60 r6:84f56300 r5:84761800 [ 1342.805145][ T32] r4:00000001 [ 1342.805195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.805301][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1342.805372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.805433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.805491][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.805561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.805616][ T32] r4:85465e40 [ 1342.806452][ T32] INFO: task kworker/1:945:5419 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.806534][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.806706][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.806808][ T32] Call trace: [ 1342.806929][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.807042][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.807115][ T32] r4:00000000 [ 1342.807177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.807263][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.807331][ T32] 5d20: c6494000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.807408][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.807463][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.807532][ T32] r5:800f0013 r4:80239bb0 [ 1342.816369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.816650][ T32] r4:82ac21e4 [ 1342.816701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.816797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.816857][ T32] r4:e0585dc0 [ 1342.816909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.817014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.817074][ T32] r4:00000000 [ 1342.817161][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.817309][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.817374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.817481][ T32] r5:00001000 r4:ed2cb000 [ 1342.817593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.818757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.818923][ T32] r5:843adb8c r4:843ad800 [ 1342.818977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.819117][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.819203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.819327][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.819384][ T32] r4:84f79100 [ 1342.819436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.819534][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.819609][ T32] r4:00000001 [ 1342.819666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.819749][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.819839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.819904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.819961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.820054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.820114][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1342.820455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1342.821330][ T32] r5:84762400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.821762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.822492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.822682][ T32] r5:855e878c r4:855e8400 ** 1 printk messages dropped ** [ 1342.822883][ T32] r7:ddde2d80 r6:83018200 r5:855e878c r4:84f74100 ** 5 printk messages dropped ** [ 1342.823331][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.823716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.825177][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1342.825892][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1342.826106][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1342.826588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1342.827528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1342.863017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.863707][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.864431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1342.864640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1342.864701][ T32] r4:00000000 [ 1342.864746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.864829][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.864943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.865035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6a540 [ 1342.865090][ T32] r4:00000000 [ 1342.865138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.865236][ T32] r9:83018205 r8:84763c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1342.865302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.865437][ T32] r5:00001000 r4:eb797000 [ 1342.865535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.865632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.865759][ T32] r5:855e8f8c r4:855e8c00 [ 1342.865813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.865913][ T32] r7:ddde2d80 r6:83018200 r5:855e8f8c r4:84f74180 [ 1342.865962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.866137][ T32] r10:61c88647 r9:84763c00 r8:84f741ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.866238][ T32] r4:84f74180 [ 1342.866300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.866395][ T32] r10:00000000 r9:84f74180 r8:80287e08 r7:ebae1e60 r6:84f56400 r5:84763c00 [ 1342.866479][ T32] r4:00000001 [ 1342.866530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.866605][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1342.866660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.866725][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.866815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.866884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.866933][ T32] r4:84e6a180 [ 1342.878639][ T32] INFO: task kworker/1:947:5424 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.878834][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.878998][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.879150][ T32] Call trace: [ 1342.879224][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.879368][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.879429][ T32] r4:00000000 [ 1342.879481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.879575][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.879648][ T32] 5d20: c6876000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.879715][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.879816][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.879890][ T32] r5:800f0013 r4:80239bb0 [ 1342.879962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.880075][ T32] r4:82ac21e4 [ 1342.880130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.880251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.880321][ T32] r4:e0585dc0 [ 1342.880376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.880491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.880566][ T32] r4:00000000 [ 1342.880639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.880748][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.880839][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.880964][ T32] r5:00001000 r4:ed2cb000 [ 1342.881053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.881172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.881285][ T32] r5:843adb8c r4:843ad800 [ 1342.881386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.881517][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.881608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.881723][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.881783][ T32] r4:84f79100 [ 1342.881847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.881957][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.882012][ T32] r4:00000001 [ 1342.882066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.882171][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.882324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.882394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.882477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.882561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.882688][ T32] r4:84f605c0 [ 1342.882777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1342.883045][ T32] task:kworker/0:198 state:D stack:0 pid:5427 tgid:5427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.884193][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.884822][ T32] r9:83018005 r8:84764800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 4 printk messages dropped ** [ 1342.885295][ T32] r5:85710f8c r4:85710c00 ** 1 printk messages dropped ** [ 1342.885511][ T32] r7:dddced80 r6:83018000 r5:85710f8c r4:84f56480 ** 1 printk messages dropped ** [ 1342.885672][ T32] r10:61c88647 r9:84764800 r8:84f564ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1342.886128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1342.887346][ T32] INFO: task kworker/0:198:5427 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 4 printk messages dropped ** [ 1342.922303][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 2 printk messages dropped ** [ 1342.922529][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.922619][ T32] 5d20: c6bc6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.922695][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.922757][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.922819][ T32] r5:800f0013 r4:80239bb0 [ 1342.922870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.922958][ T32] r4:82ac21e4 [ 1342.923007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.923098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.923153][ T32] r4:e0585dc0 [ 1342.923204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.923311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.923373][ T32] r4:00000000 [ 1342.923436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.923558][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.923613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.923718][ T32] r5:00001000 r4:ed2cb000 [ 1342.923768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.923877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.923987][ T32] r5:843adb8c r4:843ad800 [ 1342.924063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.924176][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.924253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.924393][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.924461][ T32] r4:84f79100 [ 1342.924514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.924609][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.924664][ T32] r4:00000001 [ 1342.924733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924832][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.924901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.924994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.925087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.925173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.925264][ T32] r4:84f605c0 [ 1342.925373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.925451][ T32] INFO: task kworker/1:948:5429 blocked for more than 469 seconds. [ 1342.925528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.925628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.925707][ T32] task:kworker/1:948 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.925857][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.925955][ T32] Call trace: [ 1342.926073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.926227][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:84765400 [ 1342.926314][ T32] r4:84765400 [ 1342.926376][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.926479][ T32] r5:84765400 r4:8291a680 [ 1342.926539][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.926642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.926742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1342.926828][ T32] r4:00000000 [ 1342.926885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.926971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.927085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.927193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6a780 [ 1342.927269][ T32] r4:00000000 [ 1342.927335][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.927456][ T32] r9:83018205 r8:84765400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1342.927536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.943090][ T32] r5:00001000 r4:eb7ff000 [ 1342.943296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.943443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.943561][ T32] r5:855e978c r4:855e9400 [ 1342.943621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.943787][ T32] r7:ddde2d80 r6:83018200 r5:855e978c r4:84f74200 [ 1342.943873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.943989][ T32] r10:61c88647 r9:84765400 r8:84f7422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.944046][ T32] r4:84f74200 [ 1342.944115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.944330][ T32] r10:00000000 r9:84f74200 r8:80287e08 r7:eba9de60 r6:84f56580 r5:84765400 [ 1342.944398][ T32] r4:00000001 [ 1342.944480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.944567][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1342.944667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.944757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.944831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.944919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.944993][ T32] r4:84e6a140 [ 1342.945757][ T32] INFO: task kworker/1:948:5429 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.945854][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.946089][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.946251][ T32] Call trace: [ 1342.946417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.946548][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.946605][ T32] r4:00000000 [ 1342.946654][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.946736][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.946794][ T32] 5d20: c6c59000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.946859][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.946916][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.946971][ T32] r5:800f0013 r4:80239bb0 [ 1342.947042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.947150][ T32] r4:82ac21e4 [ 1342.947229][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.947349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.947427][ T32] r4:e0585dc0 [ 1342.947534][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.947637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.966055][ T32] r4:00000000 [ 1342.966328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.966494][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.966576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.966685][ T32] r5:00001000 r4:ed2cb000 [ 1342.966749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.966800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.966865][ T32] r5:843adb8c r4:843ad800 [ 1342.966956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.967074][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.967133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.967327][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.967396][ T32] r4:84f79100 [ 1342.967447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.979678][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1342.979888][ T32] r4:00000001 [ 1342.979944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.980210][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.980299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.980362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.980424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.980753][ T32] INFO: task kworker/1:949:5430 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.981184][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.981615][ T32] r4:84766000 ** 3 printk messages dropped ** [ 1342.981940][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.982246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.983013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.983435][ T32] r5:855e938c r4:855e9000 [ 1342.983488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.983635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.983829][ T32] r10:61c88647 r9:84766000 r8:84f742ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.983891][ T32] r4:84f74280 [ 1342.983960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.984139][ T32] r10:00000000 r9:84f74280 r8:80287e08 r7:ebaf5e60 r6:84f56600 r5:84766000 [ 1342.984197][ T32] r4:00000001 [ 1342.984300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.984387][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1342.984443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.984497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.984552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.984632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.984719][ T32] r4:84e6a140 [ 1342.985534][ T32] INFO: task kworker/1:949:5430 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1342.985639][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.985873][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.986025][ T32] Call trace: [ 1342.986113][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.986263][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1342.986335][ T32] r4:00000000 [ 1342.986395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.986481][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.986541][ T32] 5d20: c6ea4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1342.986658][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.986707][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1342.986732][ T32] r5:800f0013 r4:80239bb0 [ 1342.986756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.986802][ T32] r4:82ac21e4 [ 1342.986822][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.986865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.986887][ T32] r4:e0585dc0 [ 1342.986905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.986946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1342.986987][ T32] r4:00000000 [ 1342.987012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.987070][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1342.987094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.987138][ T32] r5:00001000 r4:ed2cb000 [ 1342.987162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.987201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.987291][ T32] r5:843adb8c r4:843ad800 [ 1342.987317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.987376][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1342.987425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.987500][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.987526][ T32] r4:84f79100 [ 1342.987591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.009849][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.009970][ T32] r4:00000001 [ 1343.010039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.010167][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.010284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.010398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.010474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.010546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.010608][ T32] r4:84f605c0 [ 1343.010668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.010759][ T32] INFO: task kworker/0:199:5433 blocked for more than 469 seconds. [ 1343.010851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.010917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.010975][ T32] task:kworker/0:199 state:D stack:0 pid:5433 tgid:5433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.011113][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.011228][ T32] Call trace: [ 1343.011344][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.011471][ T32] r10:8291a684 r9:ebafdd84 r8:00000002 r7:60000113 r6:ebafdd8c r5:84766c00 [ 1343.011526][ T32] r4:84766c00 [ 1343.011576][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.011680][ T32] r5:84766c00 r4:8291a680 [ 1343.011747][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.011836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.011960][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1343.012025][ T32] r4:00000000 [ 1343.012099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.012190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.012297][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.012416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ff0480 [ 1343.012494][ T32] r4:00000000 [ 1343.012568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.012682][ T32] r9:83018005 r8:84766c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1343.012752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.012876][ T32] r5:00001000 r4:eb835000 [ 1343.012933][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.013027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.013132][ T32] r5:8550778c r4:85507400 [ 1343.013183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.013286][ T32] r7:dddced80 r6:83018000 r5:8550778c r4:84f56680 [ 1343.013349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.013453][ T32] r10:61c88647 r9:84766c00 r8:84f566ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.013508][ T32] r4:84f56680 [ 1343.013558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.013664][ T32] r10:00000000 r9:84f56680 r8:80287e08 r7:ebaede60 r6:84f56700 r5:84766c00 [ 1343.013733][ T32] r4:00000001 [ 1343.013781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.013872][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1343.013939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.014004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.014071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.014136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.014229][ T32] r4:8537ae80 [ 1343.015015][ T32] INFO: task kworker/0:199:5433 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.015100][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.015230][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.015331][ T32] Call trace: [ 1343.015396][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.015503][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.015559][ T32] r4:00000000 [ 1343.015642][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.015735][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.015800][ T32] 5d20: c70e4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.015886][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.015949][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.016003][ T32] r5:800f0013 r4:80239bb0 [ 1343.016055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.016166][ T32] r4:82ac21e4 [ 1343.016219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.016323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.016377][ T32] r4:e0585dc0 [ 1343.016440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.016537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.016585][ T32] r4:00000000 [ 1343.016633][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.016746][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.016799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.016886][ T32] r5:00001000 r4:ed2cb000 [ 1343.016929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.017008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.017109][ T32] r5:843adb8c r4:843ad800 [ 1343.017158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.017258][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.017328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.017471][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.017531][ T32] r4:84f79100 [ 1343.043106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.043395][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.043460][ T32] r4:00000001 [ 1343.043542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.043641][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.043715][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.043790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.043859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.043929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.043988][ T32] r4:84f605c0 [ 1343.044048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.044116][ T32] INFO: task kworker/1:950:5434 blocked for more than 469 seconds. [ 1343.044192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.044273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.044347][ T32] task:kworker/1:950 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.044463][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.044557][ T32] Call trace: [ 1343.044623][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.044721][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:84763000 [ 1343.044774][ T32] r4:84763000 [ 1343.044821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.044918][ T32] r5:84763000 r4:8291a680 [ 1343.044976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.045070][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.045169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1343.045231][ T32] r4:00000000 [ 1343.045282][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.045376][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.045469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.045568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6aac0 [ 1343.045627][ T32] r4:00000000 [ 1343.045690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.045793][ T32] r9:83018205 r8:84763000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.045847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.045939][ T32] r5:00001000 r4:eb843000 [ 1343.046012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.046119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.046248][ T32] r5:855e9f8c r4:855e9c00 [ 1343.046325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.046430][ T32] r7:ddde2d80 r6:83018200 r5:855e9f8c r4:84f74300 [ 1343.046511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.046641][ T32] r10:61c88647 r9:84763000 r8:84f7432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.046700][ T32] r4:84f74300 [ 1343.046749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.046851][ T32] r10:00000000 r9:84f74300 r8:80287e08 r7:ebaf5e60 r6:84f56780 r5:84763000 [ 1343.046919][ T32] r4:00000001 [ 1343.046968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.047055][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1343.047122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.047188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.047318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.047375][ T32] r4:84e6a580 [ 1343.059413][ T32] INFO: task kworker/1:950:5434 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.059684][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.059850][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.059993][ T32] Call trace: [ 1343.060075][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.060203][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.060291][ T32] r4:00000000 [ 1343.060433][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.060534][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.060659][ T32] 5d20: c72ed000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.060741][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.060817][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.060881][ T32] r5:800f0013 r4:80239bb0 [ 1343.060936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.061022][ T32] r4:82ac21e4 [ 1343.061084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.061182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.061233][ T32] r4:e0585dc0 [ 1343.061324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.061418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.061479][ T32] r4:00000000 [ 1343.061531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.061628][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.061680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.061765][ T32] r5:00001000 r4:ed2cb000 [ 1343.061820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.061909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.062019][ T32] r5:843adb8c r4:843ad800 [ 1343.062074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.062175][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.062270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.062396][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.062463][ T32] r4:84f79100 [ 1343.062515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.062622][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.062675][ T32] r4:00000001 [ 1343.062726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.062810][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.062878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.062976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.063048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.063141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.063202][ T32] r4:84f605c0 [ 1343.063274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.063358][ T32] INFO: task kworker/1:951:5435 blocked for more than 469 seconds. [ 1343.063438][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.063515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.063591][ T32] task:kworker/1:951 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.063749][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.063904][ T32] Call trace: [ 1343.064002][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.064112][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000013 r6:ebb05d8c r5:84e3e000 [ 1343.064172][ T32] r4:84e3e000 [ 1343.064218][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.064322][ T32] r5:84e3e000 r4:8291a680 [ 1343.064387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.064469][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.064582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1343.064659][ T32] r4:00000000 [ 1343.064707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.064812][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.064899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.064998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6a900 [ 1343.065061][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.065303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.065417][ T32] r5:00001000 r4:eb81f000 [ 1343.065483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.065728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.065840][ T32] r5:855e9b8c r4:855e9800 [ 1343.065911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.066018][ T32] r7:ddde2d80 r6:83018200 r5:855e9b8c r4:84f74380 [ 1343.066075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.066226][ T32] r10:61c88647 r9:84e3e000 r8:84f743ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.066332][ T32] r4:84f74380 [ 1343.066420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.066528][ T32] r10:00000000 r9:84f74380 r8:80287e08 r7:ebb01e60 r6:84f56800 r5:84e3e000 [ 1343.066586][ T32] r4:00000001 [ 1343.066638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.066725][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1343.066808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.066900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.066978][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.067046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.067102][ T32] r4:84e6a6c0 [ 1343.098869][ T32] INFO: task kworker/1:951:5435 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.099131][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099355][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099503][ T32] Call trace: [ 1343.099588][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.099715][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.099777][ T32] r4:00000000 [ 1343.099833][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.099930][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.099999][ T32] 5d20: c76a2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.100075][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.100142][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.100203][ T32] r5:800f0013 r4:80239bb0 [ 1343.100269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.100375][ T32] r4:82ac21e4 [ 1343.100423][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.100513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.100565][ T32] r4:e0585dc0 [ 1343.100615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.100721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.100781][ T32] r4:00000000 [ 1343.100862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.100984][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.101042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.101136][ T32] r5:00001000 r4:ed2cb000 [ 1343.101183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.101276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.101372][ T32] r5:843adb8c r4:843ad800 [ 1343.101425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.101527][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.101577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.101676][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.101748][ T32] r4:84f79100 [ 1343.101803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.101909][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.101962][ T32] r4:00000001 [ 1343.102026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.102130][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.102225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.102301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.102359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.102418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.102464][ T32] r4:84f605c0 [ 1343.102516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.102606][ T32] INFO: task kworker/1:952:5439 blocked for more than 469 seconds. [ 1343.102674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.102722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.102767][ T32] task:kworker/1:952 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.102865][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.102982][ T32] Call trace: [ 1343.103056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.103169][ T32] r10:8291a684 r9:ebb0dd84 r8:00000002 r7:60000013 r6:ebb0dd8c r5:84f10c00 [ 1343.103223][ T32] r4:84f10c00 [ 1343.103348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.103469][ T32] r5:84f10c00 r4:8291a680 [ 1343.103573][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.103665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.103763][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1343.103828][ T32] r4:00000000 [ 1343.103879][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.103960][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.104044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.104132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6ad80 [ 1343.104188][ T32] r4:00000000 [ 1343.104234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.104341][ T32] r9:83018205 r8:84f10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.104392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.104494][ T32] r5:00001000 r4:eb85f000 [ 1343.104555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.104654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.104746][ T32] r5:855ea78c r4:855ea400 [ 1343.104792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.104887][ T32] r7:ddde2d80 r6:83018200 r5:855ea78c r4:84f74400 [ 1343.104940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.105039][ T32] r10:61c88647 r9:84f10c00 r8:84f7442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.105094][ T32] r4:84f74400 [ 1343.105142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.105243][ T32] r10:00000000 r9:84f74400 r8:80287e08 r7:ebb01e60 r6:84f56880 r5:84f10c00 [ 1343.105310][ T32] r4:00000001 [ 1343.105376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.105471][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1343.105538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.105604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.105670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.105734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.105787][ T32] r4:84e6a940 [ 1343.106535][ T32] INFO: task kworker/1:952:5439 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.106616][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.106747][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.106842][ T32] Call trace: [ 1343.106910][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.107047][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.107137][ T32] r4:00000000 [ 1343.107204][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.107310][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.107397][ T32] 5d20: c76a2000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.107471][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.107580][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.128649][ T32] r5:800f0013 r4:80239bb0 [ 1343.128750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.128887][ T32] r4:82ac21e4 [ 1343.128944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.129047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.129100][ T32] r4:e0585dc0 [ 1343.129144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.129263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.129348][ T32] r4:00000000 [ 1343.129400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.129502][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.129553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.129652][ T32] r5:00001000 r4:ed2cb000 [ 1343.129712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.129807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.129903][ T32] r5:843adb8c r4:843ad800 [ 1343.129948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.130045][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.130096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.130229][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.130330][ T32] r4:84f79100 [ 1343.130394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.130485][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.130529][ T32] r4:00000001 [ 1343.130574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.130658][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.130756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.130835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.130898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.130957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.131006][ T32] r4:84f605c0 [ 1343.131056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.131118][ T32] INFO: task kworker/1:953:5441 blocked for more than 469 seconds. [ 1343.131189][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.131240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.131297][ T32] task:kworker/1:953 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.131447][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.131544][ T32] Call trace: [ 1343.131619][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.131726][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:84f12400 [ 1343.131779][ T32] r4:84f12400 [ 1343.131829][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.131915][ T32] r5:84f12400 r4:8291a680 [ 1343.131980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.132078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.132171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1343.132220][ T32] r4:00000000 [ 1343.132266][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.132355][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.132433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.132547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6abc0 [ 1343.132609][ T32] r4:00000000 [ 1343.132658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.132752][ T32] r9:83018205 r8:84f12400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1343.132799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.132886][ T32] r5:00001000 r4:eb851000 [ 1343.132946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.133026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.133117][ T32] r5:855ea38c r4:855ea000 [ 1343.133185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.133297][ T32] r7:ddde2d80 r6:83018200 r5:855ea38c r4:84f74480 [ 1343.133368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.133484][ T32] r10:61c88647 r9:84f12400 r8:84f744ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.133541][ T32] r4:84f74480 [ 1343.133606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.133730][ T32] r10:00000000 r9:84f74480 r8:80287e08 r7:ebb0de60 r6:84f56900 r5:84f12400 [ 1343.133808][ T32] r4:00000001 [ 1343.133860][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.133944][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1343.134044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.134128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.134228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.134301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.134371][ T32] r4:84e6aa40 [ 1343.135180][ T32] INFO: task kworker/1:953:5441 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.135267][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.135440][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.135543][ T32] Call trace: [ 1343.135662][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.135781][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.135843][ T32] r4:00000000 [ 1343.135890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.136012][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.136096][ T32] 5d20: c7886000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.136168][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.136246][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.136343][ T32] r5:800f0013 r4:80239bb0 [ 1343.136398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.136503][ T32] r4:82ac21e4 [ 1343.136575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.136701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.136763][ T32] r4:e0585dc0 [ 1343.136814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.136920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.136978][ T32] r4:00000000 [ 1343.137028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.137138][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.137213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.137335][ T32] r5:00001000 r4:ed2cb000 [ 1343.137387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.137471][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.137532][ T32] r5:843adb8c r4:843ad800 [ 1343.159130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.159360][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.159426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.159529][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.159607][ T32] r4:84f79100 [ 1343.159660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.159759][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.159810][ T32] r4:00000001 [ 1343.159853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.159932][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.160003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.160091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.160194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.160269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.160359][ T32] r4:84f605c0 [ 1343.160427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.160497][ T32] INFO: task kworker/1:954:5443 blocked for more than 469 seconds. [ 1343.160592][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.160664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.160718][ T32] task:kworker/1:954 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.160872][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.160992][ T32] Call trace: [ 1343.161073][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.161203][ T32] r10:8291a684 r9:ebb1dd84 r8:00000002 r7:60000113 r6:ebb1dd8c r5:84f13000 [ 1343.161274][ T32] r4:84f13000 [ 1343.161362][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.161467][ T32] r5:84f13000 r4:8291a680 [ 1343.161518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.161611][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.161716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1343.161781][ T32] r4:00000000 [ 1343.161830][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.161916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.162008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.162122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c4c0 [ 1343.162229][ T32] r4:00000000 [ 1343.162338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.162482][ T32] r9:83018205 r8:84f13000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1343.162549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.162699][ T32] r5:00001000 r4:eb8af000 [ 1343.162771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.162867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.162981][ T32] r5:855ebb8c r4:855eb800 [ 1343.163042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.163170][ T32] r7:ddde2d80 r6:83018200 r5:855ebb8c r4:84f74500 [ 1343.163226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.163347][ T32] r10:61c88647 r9:84f13000 r8:84f7452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.163405][ T32] r4:84f74500 [ 1343.163452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.163555][ T32] r10:00000000 r9:84f74500 r8:80287e08 r7:ebb0de60 r6:84f56980 r5:84f13000 [ 1343.163613][ T32] r4:00000001 [ 1343.163660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.163743][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1343.163811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.163879][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.163944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.164010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.164068][ T32] r4:84e6ac00 [ 1343.164807][ T32] INFO: task kworker/1:954:5443 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.164896][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.165063][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.165183][ T32] Call trace: [ 1343.165261][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.165427][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.165496][ T32] r4:00000000 [ 1343.165544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.165628][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.165690][ T32] 5d20: c7a7c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.165754][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.165815][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.165901][ T32] r5:800f0013 r4:80239bb0 [ 1343.165968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.166060][ T32] r4:82ac21e4 [ 1343.166145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.166271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.166343][ T32] r4:e0585dc0 [ 1343.166393][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.166492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.166546][ T32] r4:00000000 [ 1343.166592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.166691][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.166741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.166828][ T32] r5:00001000 r4:ed2cb000 [ 1343.166889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.166980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.167118][ T32] r5:843adb8c r4:843ad800 [ 1343.167174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.167297][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.167366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.167468][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.167632][ T32] r4:84f79100 [ 1343.197565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.198367][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.198439][ T32] r4:00000001 [ 1343.198494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.198603][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.198674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.198765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.198847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.198917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.198992][ T32] r4:84f605c0 [ 1343.199060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.199129][ T32] INFO: task kworker/1:955:5444 blocked for more than 469 seconds. [ 1343.199206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.199280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.199362][ T32] task:kworker/1:955 state:D stack:0 pid:5444 tgid:5444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.199513][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.199625][ T32] Call trace: [ 1343.199710][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.199839][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:85556c00 [ 1343.199917][ T32] r4:85556c00 [ 1343.199981][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.200098][ T32] r5:85556c00 r4:8291a680 [ 1343.200174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.200274][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.200398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1343.200463][ T32] r4:00000000 [ 1343.200517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.200600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.200689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.200789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6ae40 [ 1343.200847][ T32] r4:00000000 [ 1343.200898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.201010][ T32] r9:83018205 r8:85556c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1343.201070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.201166][ T32] r5:00001000 r4:eb871000 [ 1343.201240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.201345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.201444][ T32] r5:855eab8c r4:855ea800 [ 1343.201501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.201603][ T32] r7:ddde2d80 r6:83018200 r5:855eab8c r4:84f74580 [ 1343.201662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.201771][ T32] r10:61c88647 r9:85556c00 r8:84f745ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.201826][ T32] r4:84f74580 [ 1343.201878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.201983][ T32] r10:00000000 r9:84f74580 r8:80287e08 r7:ebb1de60 r6:84f74600 r5:85556c00 [ 1343.202038][ T32] r4:00000001 [ 1343.202091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.202178][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1343.202273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.202351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.202421][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.202491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.202546][ T32] r4:84e6ac00 ** 1 printk messages dropped ** [ 1343.203411][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.204814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1343.205123][ T32] r4:00000000 [ 1343.205178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.205280][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.205379][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.205505][ T32] r5:00001000 r4:ed2cb000 [ 1343.205561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.205654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.205785][ T32] r5:843adb8c r4:843ad800 [ 1343.206029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.206153][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.206237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.206353][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.206414][ T32] r4:84f79100 [ 1343.206484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.206592][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.206749][ T32] r4:00000001 [ 1343.206803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.206883][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.206942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.207004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.207066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.207133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.207185][ T32] r4:84f605c0 [ 1343.207230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.207283][ T32] INFO: task kworker/1:956:5449 blocked for more than 469 seconds. [ 1343.207355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.207408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.207456][ T32] task:kworker/1:956 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.239051][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.239686][ T32] r4:85556000 ** 3 printk messages dropped ** [ 1343.240012][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.240498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6afc0 ** 6 printk messages dropped ** [ 1343.241022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.241119][ T32] r5:855eaf8c r4:855eac00 [ 1343.241195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.241342][ T32] r7:ddde2d80 r6:83018200 r5:855eaf8c r4:84f74680 ** 1 printk messages dropped ** [ 1343.241524][ T32] r10:61c88647 r9:85556000 r8:84f746ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1343.241811][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.242112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.243245][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.243848][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1343.244112][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.244412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1343.245262][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1343.245691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1343.246063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.246131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.246257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.246345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.246398][ T32] r4:84f605c0 [ 1343.246449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.246534][ T32] INFO: task kworker/1:957:5450 blocked for more than 469 seconds. [ 1343.246611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.246676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.246730][ T32] task:kworker/1:957 state:D stack:0 pid:5450 tgid:5450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.246829][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.246920][ T32] Call trace: [ 1343.246994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.247133][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:85555400 [ 1343.247199][ T32] r4:85555400 [ 1343.247251][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.247355][ T32] r5:85555400 r4:8291a680 [ 1343.247477][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.263181][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.263361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1343.263390][ T32] r4:00000000 [ 1343.263430][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.263473][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.263521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.263579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6a080 [ 1343.263761][ T32] r4:00000000 [ 1343.263785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.264028][ T32] r9:83018205 r8:85555400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.264055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.264103][ T32] r5:00001000 r4:eb893000 [ 1343.264124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.264194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.264242][ T32] r5:855eb38c r4:855eb000 [ 1343.264263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.264334][ T32] r7:ddde2d80 r6:83018200 r5:855eb38c r4:84f74780 [ 1343.264456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.264508][ T32] r10:61c88647 r9:85555400 r8:84f747ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.264663][ T32] r4:84f74780 [ 1343.264718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.264810][ T32] r10:00000000 r9:84f74780 r8:80287e08 r7:ebb1de60 r6:84f74800 r5:85555400 [ 1343.264894][ T32] r4:00000001 [ 1343.264946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.265060][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1343.265131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.265198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.265298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.265384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.265455][ T32] r4:8535c000 [ 1343.265924][ T32] INFO: task kworker/1:957:5450 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.265994][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.266163][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.266305][ T32] Call trace: [ 1343.266379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.266432][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.266480][ T32] r4:00000000 [ 1343.266566][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.266610][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1343.266667][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1343.267004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1343.299061][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.299122][ T32] r4:84f79100 [ 1343.299168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.299282][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.299340][ T32] r4:00000001 [ 1343.299389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.299473][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.299537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.299603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.299659][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.299774][ T32] r4:84f605c0 [ 1343.299827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.299889][ T32] INFO: task kworker/1:958:5451 blocked for more than 469 seconds. [ 1343.299961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.300013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.300062][ T32] task:kworker/1:958 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.300183][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.300297][ T32] Call trace: [ 1343.300441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.300595][ T32] r10:8291a684 r9:ebb25d84 r8:00000002 r7:60000013 r6:ebb25d8c r5:85550c00 [ 1343.300666][ T32] r4:85550c00 [ 1343.300746][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.300862][ T32] r5:85550c00 r4:8291a680 [ 1343.300957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.301057][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.301156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1343.301247][ T32] r4:00000000 [ 1343.301310][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.301396][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.301490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.301586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c040 [ 1343.301644][ T32] r4:00000000 [ 1343.301726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.301844][ T32] r9:83018205 r8:85550c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.301901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.301997][ T32] r5:00001000 r4:eb8a5000 [ 1343.302049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.302142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.302280][ T32] r5:855eb78c r4:855eb400 [ 1343.302335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.302436][ T32] r7:ddde2d80 r6:83018200 r5:855eb78c r4:84f74880 [ 1343.302509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.302623][ T32] r10:61c88647 r9:85550c00 r8:84f748ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.302679][ T32] r4:84f74880 [ 1343.302729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.302831][ T32] r10:00000000 r9:84f74880 r8:80287e08 r7:ebb1de60 r6:84f74900 r5:85550c00 [ 1343.302942][ T32] r4:00000001 [ 1343.303059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1343.303301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.304418][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.305152][ T32] 5d20: c85fd000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 4 printk messages dropped ** [ 1343.305579][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.305792][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1343.306225][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 4 printk messages dropped ** [ 1343.306718][ T32] r5:843adb8c r4:843ad800 ** 3 printk messages dropped ** [ 1343.307103][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1343.307600][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1343.328899][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1343.329235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1343.329937][ T32] r10:8291a684 r9:ebb31d84 r8:00000002 r7:60000113 r6:ebb31d8c r5:85554800 ** 8 printk messages dropped ** [ 1343.330767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.331668][ T32] r5:85507f8c r4:85507c00 ** 1 printk messages dropped ** [ 1343.331829][ T32] r7:dddced80 r6:83018000 r5:85507f8c r4:84f56a00 [ 1343.331887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.331992][ T32] r10:61c88647 r9:85554800 r8:84f56a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.332048][ T32] r4:84f56a00 [ 1343.332098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.332203][ T32] r10:00000000 r9:84f56a00 r8:80287e08 r7:ebaede60 r6:84f74980 r5:85554800 [ 1343.332283][ T32] r4:00000001 [ 1343.332396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.332493][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1343.332562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.332649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.332725][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.332794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.332852][ T32] r4:84ff0900 [ 1343.333713][ T32] INFO: task kworker/0:200:5452 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.333804][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333964][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.334121][ T32] Call trace: [ 1343.334226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.334357][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.334414][ T32] r4:00000000 [ 1343.334460][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.334543][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.334615][ T32] 5d20: c8842000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.334722][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.334786][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.334844][ T32] r5:800f0013 r4:80239bb0 [ 1343.334907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.334996][ T32] r4:82ac21e4 [ 1343.335045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.335135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.335214][ T32] r4:e0585dc0 [ 1343.335266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.335370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.335421][ T32] r4:00000000 [ 1343.335472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.335580][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.335655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.335781][ T32] r5:00001000 r4:ed2cb000 [ 1343.335891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.335990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.336088][ T32] r5:843adb8c r4:843ad800 [ 1343.336158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.336278][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.336364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.336474][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.336531][ T32] r4:84f79100 [ 1343.336579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.336680][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.336767][ T32] r4:00000001 [ 1343.336820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.336901][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.336966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.337034][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.337131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.337205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.337266][ T32] r4:84f605c0 [ 1343.337340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.337404][ T32] INFO: task kworker/1:959:5454 blocked for more than 469 seconds. [ 1343.337471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.337593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.359186][ T32] task:kworker/1:959 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.359425][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.359553][ T32] Call trace: [ 1343.359629][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.359785][ T32] r10:8291a684 r9:ebb29d84 r8:00000002 r7:60000013 r6:ebb29d8c r5:85553c00 [ 1343.359855][ T32] r4:85553c00 [ 1343.359961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.360104][ T32] r5:85553c00 r4:8291a680 [ 1343.360194][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.360300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.360397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1343.360451][ T32] r4:00000000 [ 1343.360498][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.360614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.360709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.360843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c600 [ 1343.360904][ T32] r4:00000000 [ 1343.361013][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.361178][ T32] r9:83018205 r8:85553c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1343.361239][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.361344][ T32] r5:00001000 r4:eb8bf000 [ 1343.361395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.361518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.361659][ T32] r5:855ebf8c r4:855ebc00 [ 1343.361718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.361824][ T32] r7:ddde2d80 r6:83018200 r5:855ebf8c r4:84f74a00 [ 1343.361883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.361993][ T32] r10:61c88647 r9:85553c00 r8:84f74a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.362047][ T32] r4:84f74a00 [ 1343.362105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.362237][ T32] r10:00000000 r9:84f74a00 r8:80287e08 r7:ebb1de60 r6:84f74a80 r5:85553c00 [ 1343.362300][ T32] r4:00000001 [ 1343.362349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.362496][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1343.362562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.362704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.362773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.362869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.362957][ T32] r4:8535c340 [ 1343.363762][ T32] INFO: task kworker/1:959:5454 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.363883][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.364063][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.364167][ T32] Call trace: [ 1343.364238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.364353][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.364437][ T32] r4:00000000 [ 1343.364486][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.364570][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.364626][ T32] 5d20: c8b64000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.364689][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.364778][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.364840][ T32] r5:800f0013 r4:80239bb0 [ 1343.364917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.365009][ T32] r4:82ac21e4 [ 1343.365069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.365157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.365241][ T32] r4:e0585dc0 [ 1343.365301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.365470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.365529][ T32] r4:00000000 [ 1343.365577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.365671][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.365726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.365854][ T32] r5:00001000 r4:ed2cb000 [ 1343.365921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.366016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.366114][ T32] r5:843adb8c r4:843ad800 [ 1343.366165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.366352][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.366449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.366619][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.366724][ T32] r4:84f79100 [ 1343.366783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.366922][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.366989][ T32] r4:00000001 [ 1343.367074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.367168][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.367233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.367340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.367460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.367548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.367615][ T32] r4:84f605c0 [ 1343.367673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.388423][ T32] INFO: task kworker/1:960:5456 blocked for more than 469 seconds. [ 1343.388629][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.388691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.388768][ T32] task:kworker/1:960 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.388921][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.389057][ T32] Call trace: [ 1343.389142][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.389283][ T32] r10:8291a684 r9:ebb35d84 r8:00000002 r7:60000013 r6:ebb35d8c r5:8554e000 [ 1343.389359][ T32] r4:8554e000 [ 1343.389415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.389512][ T32] r5:8554e000 r4:8291a680 [ 1343.389563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.389672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.389775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 1343.389832][ T32] r4:00000000 [ 1343.389883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.389991][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.390101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.390229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ca80 [ 1343.390314][ T32] r4:00000000 [ 1343.390378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.390508][ T32] r9:83018205 r8:8554e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1343.390582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.390689][ T32] r5:00001000 r4:eb8e3000 [ 1343.390740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.390843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.390940][ T32] r5:855ec78c r4:855ec400 [ 1343.391011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.391122][ T32] r7:ddde2d80 r6:83018200 r5:855ec78c r4:84f74b00 [ 1343.391171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.391265][ T32] r10:61c88647 r9:8554e000 r8:84f74b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.391347][ T32] r4:84f74b00 [ 1343.391420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.391537][ T32] r10:00000000 r9:84f74b00 r8:80287e08 r7:ebb29e60 r6:84f74b80 r5:8554e000 [ 1343.391593][ T32] r4:00000001 [ 1343.391642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.391728][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1343.391792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.391875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.391962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.392063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.392122][ T32] r4:8535c480 [ 1343.392898][ T32] INFO: task kworker/1:960:5456 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.392979][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.393113][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.393211][ T32] Call trace: [ 1343.393292][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.393400][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.393454][ T32] r4:00000000 [ 1343.393499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.393586][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.393652][ T32] 5d20: c8cb3000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.393724][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.393787][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.393864][ T32] r5:800f0013 r4:80239bb0 [ 1343.393917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.394015][ T32] r4:82ac21e4 [ 1343.394087][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.394238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.394325][ T32] r4:e0585dc0 [ 1343.394397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.394493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.394568][ T32] r4:00000000 [ 1343.394636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.394733][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.394805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.394910][ T32] r5:00001000 r4:ed2cb000 [ 1343.394958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.395069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.395219][ T32] r5:843adb8c r4:843ad800 [ 1343.395308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.395421][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.395469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.395583][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.395647][ T32] r4:84f79100 [ 1343.395695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.395782][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.395825][ T32] r4:00000001 [ 1343.395897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.395968][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.396025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.396080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.396135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.396190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.396235][ T32] r4:84f605c0 [ 1343.396289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.396361][ T32] INFO: task kworker/1:961:5457 blocked for more than 469 seconds. [ 1343.396417][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.396515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.396570][ T32] task:kworker/1:961 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.396652][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.396729][ T32] Call trace: [ 1343.396807][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.396947][ T32] r10:8291a684 r9:ebb39d84 r8:00000002 r7:60000113 r6:ebb39d8c r5:85568000 [ 1343.397011][ T32] r4:85568000 [ 1343.397064][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.397184][ T32] r5:85568000 r4:8291a680 [ 1343.397268][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.397398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.397501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1343.397561][ T32] r4:00000000 [ 1343.428355][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.428654][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.428756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.428860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535c780 [ 1343.428945][ T32] r4:00000000 [ 1343.429002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.429113][ T32] r9:83018205 r8:85568000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1343.429192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.429312][ T32] r5:00001000 r4:eb8cd000 [ 1343.429368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.429463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.429567][ T32] r5:855ec38c r4:855ec000 [ 1343.429624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.429745][ T32] r7:ddde2d80 r6:83018200 r5:855ec38c r4:84f74c00 [ 1343.429845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.429960][ T32] r10:61c88647 r9:85568000 r8:84f74c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.430015][ T32] r4:84f74c00 [ 1343.430227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.430360][ T32] r10:00000000 r9:84f74c00 r8:80287e08 r7:ebb35e60 r6:84f74c80 r5:85568000 [ 1343.430434][ T32] r4:00000001 [ 1343.430511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.430627][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1343.430719][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.430794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.430861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.430932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.431012][ T32] r4:8535c580 [ 1343.431849][ T32] INFO: task kworker/1:961:5457 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.431934][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.432143][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.432252][ T32] Call trace: [ 1343.432361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.432483][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.432545][ T32] r4:00000000 [ 1343.432629][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.432734][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.432842][ T32] 5d20: c8eb5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.432921][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.433002][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.433084][ T32] r5:800f0013 r4:80239bb0 [ 1343.433192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.433387][ T32] r4:82ac21e4 [ 1343.433447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.433565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.433632][ T32] r4:e0585dc0 [ 1343.433685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.433805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.433870][ T32] r4:00000000 [ 1343.433922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.434024][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.434081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.434221][ T32] r5:00001000 r4:ed2cb000 [ 1343.434297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.434407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.434523][ T32] r5:843adb8c r4:843ad800 [ 1343.434591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.434712][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.434799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.434905][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.434983][ T32] r4:84f79100 [ 1343.435039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.435151][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.435211][ T32] r4:00000001 [ 1343.435286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.435380][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.435446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.435513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.435585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.435657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.435714][ T32] r4:84f605c0 [ 1343.435797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.435920][ T32] INFO: task kworker/1:962:5459 blocked for more than 469 seconds. [ 1343.436032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.436160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.436245][ T32] task:kworker/1:962 state:D stack:0 pid:5459 tgid:5459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.436422][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.436541][ T32] Call trace: [ 1343.436652][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.436763][ T32] r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:85568c00 [ 1343.436840][ T32] r4:85568c00 [ 1343.436909][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.437011][ T32] r5:85568c00 r4:8291a680 [ 1343.437066][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.437255][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.437378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1343.437459][ T32] r4:00000000 [ 1343.437550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.462253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.462397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.462447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cc00 [ 1343.462572][ T32] r4:00000000 [ 1343.462599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.462702][ T32] r9:83018205 r8:85568c00 r7:00000000 r6:83018200 r5:00001000 r4:7f019000 [ 1343.462729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.462778][ T32] r5:00001000 r4:eb92b000 [ 1343.462798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.462863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.462911][ T32] r5:855ecb8c r4:855ec800 [ 1343.462932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.463031][ T32] r7:ddde2d80 r6:83018200 r5:855ecb8c r4:84f74d00 [ 1343.463055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.463135][ T32] r10:61c88647 r9:85568c00 r8:84f74d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.463197][ T32] r4:84f74d00 [ 1343.463253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.463364][ T32] r10:00000000 r9:84f74d00 r8:80287e08 r7:ebb35e60 r6:84f56a80 r5:85568c00 [ 1343.463605][ T32] r4:00000001 [ 1343.463704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.463829][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1343.463939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.464008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.464075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.464142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.464232][ T32] r4:8535c580 [ 1343.465009][ T32] INFO: task kworker/1:962:5459 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.465101][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.465320][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.465466][ T32] Call trace: [ 1343.465552][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.465648][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.465705][ T32] r4:00000000 [ 1343.465753][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.465840][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.465912][ T32] 5d20: c9125000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.465978][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.466036][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.466091][ T32] r5:800f0013 r4:80239bb0 [ 1343.466143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.466308][ T32] r4:82ac21e4 [ 1343.466364][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.466476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.466545][ T32] r4:e0585dc0 [ 1343.466588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.466676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.466725][ T32] r4:00000000 [ 1343.466765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.466869][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.466936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.467039][ T32] r5:00001000 r4:ed2cb000 [ 1343.467084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.467170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.467280][ T32] r5:843adb8c r4:843ad800 [ 1343.467343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.467453][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.467520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.486742][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.486937][ T32] r4:84f79100 [ 1343.487033][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.487187][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.487249][ T32] r4:00000001 [ 1343.487301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.487390][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.487476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.488133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.488242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.488330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.488412][ T32] r4:84f605c0 [ 1343.488475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.488558][ T32] INFO: task kworker/1:963:5461 blocked for more than 470 seconds. [ 1343.488600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.488626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.488650][ T32] task:kworker/1:963 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.488781][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.488836][ T32] Call trace: [ 1343.488936][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.488993][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:84f11800 [ 1343.489030][ T32] r4:84f11800 [ 1343.489055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.489099][ T32] r5:84f11800 r4:8291a680 [ 1343.489170][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.489222][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.489287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1343.489318][ T32] r4:00000000 [ 1343.489341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.489377][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.489453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.489501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ce80 [ 1343.489548][ T32] r4:00000000 [ 1343.489597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.489724][ T32] r9:83018205 r8:84f11800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.489751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.489820][ T32] r5:00001000 r4:e06f1000 [ 1343.489844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.489937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.490070][ T32] r5:855ecf8c r4:855ecc00 [ 1343.490217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.490289][ T32] r7:ddde2d80 r6:83018200 r5:855ecf8c r4:84f74d80 [ 1343.490312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.490386][ T32] r10:61c88647 r9:84f11800 r8:84f74dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.490441][ T32] r4:84f74d80 [ 1343.490491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.490592][ T32] r10:00000000 r9:84f74d80 r8:80287e08 r7:ebb3de60 r6:84f56b00 r5:84f11800 [ 1343.490643][ T32] r4:00000001 [ 1343.490690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.490812][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1343.490883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.490947][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.491010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.491087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.491144][ T32] r4:8535ca00 [ 1343.491898][ T32] INFO: task kworker/1:963:5461 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.491981][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.492172][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.492278][ T32] Call trace: [ 1343.492353][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.492459][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.492514][ T32] r4:00000000 [ 1343.492560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.492680][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.492754][ T32] 5d20: c928d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.492822][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.492880][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.492934][ T32] r5:800f0013 r4:80239bb0 [ 1343.492982][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.493079][ T32] r4:82ac21e4 [ 1343.493134][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.493230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.493286][ T32] r4:e0585dc0 [ 1343.493356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.493470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.493525][ T32] r4:00000000 [ 1343.493573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.493694][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.493748][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.493841][ T32] r5:00001000 r4:ed2cb000 [ 1343.493895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.493982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.494094][ T32] r5:843adb8c r4:843ad800 [ 1343.494215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.494337][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.494629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.494749][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.494810][ T32] r4:84f79100 [ 1343.494891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.494995][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.495058][ T32] r4:00000001 [ 1343.495194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.495296][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.495392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.495496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.495608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.495705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.495752][ T32] r4:84f605c0 [ 1343.495958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.496069][ T32] INFO: task kworker/1:964:5466 blocked for more than 470 seconds. [ 1343.496143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.496200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.496344][ T32] task:kworker/1:964 state:D stack:0 pid:5466 tgid:5466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.496455][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.496551][ T32] Call trace: [ 1343.496621][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.496741][ T32] r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000113 r6:ebb41d8c r5:84f14800 [ 1343.496820][ T32] r4:84f14800 [ 1343.496877][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.496976][ T32] r5:84f14800 r4:8291a680 [ 1343.497052][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.497172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.497296][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1343.497360][ T32] r4:00000000 [ 1343.497428][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.497534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.528329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.528523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535cd00 [ 1343.528586][ T32] r4:00000000 [ 1343.528638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.528745][ T32] r9:83018205 r8:84f14800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1343.528806][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.528922][ T32] r5:00001000 r4:e0829000 [ 1343.528980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.529140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.529248][ T32] r5:855ed38c r4:855ed000 [ 1343.529305][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.529451][ T32] r7:ddde2d80 r6:83018200 r5:855ed38c r4:84f74e00 [ 1343.529513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.529625][ T32] r10:61c88647 r9:84f14800 r8:84f74e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.529680][ T32] r4:84f74e00 [ 1343.529750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.529863][ T32] r10:00000000 r9:84f74e00 r8:80287e08 r7:ebb45e60 r6:84f56b80 r5:84f14800 [ 1343.529947][ T32] r4:00000001 [ 1343.530006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.530105][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1343.530249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.530365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.530440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.530511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.530569][ T32] r4:8535cdc0 [ 1343.531360][ T32] INFO: task kworker/1:964:5466 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.531441][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.531600][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.531741][ T32] Call trace: [ 1343.531859][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.531976][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.532046][ T32] r4:00000000 [ 1343.532120][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.532220][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.532300][ T32] 5d20: c953e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.532391][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.532460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.532520][ T32] r5:800f0013 r4:80239bb0 [ 1343.532573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.532672][ T32] r4:82ac21e4 [ 1343.532726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.532824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.532887][ T32] r4:e0585dc0 [ 1343.532938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.533040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.533098][ T32] r4:00000000 [ 1343.533148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.533254][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.534238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.534598][ T32] r5:00001000 r4:ed2cb000 [ 1343.535118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.535229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.535485][ T32] r5:843adb8c r4:843ad800 [ 1343.535577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.535695][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.535754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.535944][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.536068][ T32] r4:84f79100 [ 1343.536131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.536242][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.536300][ T32] r4:00000001 [ 1343.536351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.536822][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.536945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.537039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.537185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.537296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.537360][ T32] r4:84f605c0 [ 1343.537415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.537503][ T32] INFO: task kworker/1:965:5468 blocked for more than 470 seconds. [ 1343.570478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.570581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.570643][ T32] task:kworker/1:965 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.570784][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.570915][ T32] Call trace: [ 1343.571030][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.571171][ T32] r10:8291a684 r9:ebb51d84 r8:00000002 r7:60000013 r6:ebb51d8c r5:84f13c00 [ 1343.571230][ T32] r4:84f13c00 [ 1343.571286][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.571382][ T32] r5:84f13c00 r4:8291a680 [ 1343.571432][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.571521][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.571621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1343.571676][ T32] r4:00000000 [ 1343.571727][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.571815][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.571905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.572003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ca40 [ 1343.572074][ T32] r4:00000000 [ 1343.572230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.572360][ T32] r9:83018205 r8:84f13c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1343.572486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.572593][ T32] r5:00001000 r4:eab95000 [ 1343.572666][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.572805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.572908][ T32] r5:855ed78c r4:855ed400 [ 1343.572962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.573076][ T32] r7:ddde2d80 r6:83018200 r5:855ed78c r4:84f74e80 [ 1343.573131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.573237][ T32] r10:61c88647 r9:84f13c00 r8:84f74eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.573296][ T32] r4:84f74e80 [ 1343.573368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.573476][ T32] r10:00000000 r9:84f74e80 r8:80287e08 r7:ebb41e60 r6:84f56c00 r5:84f13c00 [ 1343.573569][ T32] r4:00000001 [ 1343.573626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.573716][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1343.573779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.573841][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.573893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.573951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.573992][ T32] r4:8535ce40 [ 1343.574765][ T32] INFO: task kworker/1:965:5468 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.574846][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.574982][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.575096][ T32] Call trace: [ 1343.575214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.575318][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.575365][ T32] r4:00000000 [ 1343.575402][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.575474][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.575527][ T32] 5d20: c99c5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.575583][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.575635][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.575690][ T32] r5:800f0013 r4:80239bb0 [ 1343.575747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.575847][ T32] r4:82ac21e4 [ 1343.575897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.575998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.576074][ T32] r4:e0585dc0 [ 1343.576142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.576250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.576308][ T32] r4:00000000 [ 1343.576358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.576466][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.576520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.576609][ T32] r5:00001000 r4:ed2cb000 [ 1343.576653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.576734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.576846][ T32] r5:843adb8c r4:843ad800 [ 1343.576900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.577002][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.577066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.577169][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.577221][ T32] r4:84f79100 [ 1343.577272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.577380][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.577437][ T32] r4:00000001 [ 1343.577498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.598295][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.598550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.598630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.598700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.598781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.598839][ T32] r4:84f605c0 [ 1343.598906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.598977][ T32] INFO: task kworker/0:201:5470 blocked for more than 470 seconds. [ 1343.599068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.599132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.599217][ T32] task:kworker/0:201 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.599391][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.599531][ T32] Call trace: [ 1343.599641][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.599772][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:84f16c00 [ 1343.599832][ T32] r4:84f16c00 [ 1343.599881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.599993][ T32] r5:84f16c00 r4:8291a680 [ 1343.600074][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.600167][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.600286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1343.600345][ T32] r4:00000000 [ 1343.600393][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.600478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.600570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.600671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ff0cc0 [ 1343.600752][ T32] r4:00000000 [ 1343.600811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.600924][ T32] r9:83018005 r8:84f16c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1343.600981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.601089][ T32] r5:00001000 r4:ebbfd000 [ 1343.601145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.601239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.601325][ T32] r5:84e1178c r4:84e11400 [ 1343.601387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.601493][ T32] r7:dddced80 r6:83018000 r5:84e1178c r4:84f56c80 [ 1343.601544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.601644][ T32] r10:61c88647 r9:84f16c00 r8:84f56cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.601699][ T32] r4:84f56c80 [ 1343.601748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.601849][ T32] r10:00000000 r9:84f56c80 r8:80287e08 r7:ebaede60 r6:84f56d00 r5:84f16c00 [ 1343.601903][ T32] r4:00000001 [ 1343.601948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.602081][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1343.602218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.602302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.602370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.602440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.602503][ T32] r4:84ff0700 [ 1343.603320][ T32] INFO: task kworker/0:201:5470 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.603400][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.603532][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.603635][ T32] Call trace: [ 1343.603709][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.603823][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.603888][ T32] r4:00000000 [ 1343.603938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.604053][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.604160][ T32] 5d20: c9abd000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.604234][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.604303][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.604362][ T32] r5:800f0013 r4:80239bb0 [ 1343.604413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.604505][ T32] r4:82ac21e4 [ 1343.604574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.604681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.604743][ T32] r4:e0585dc0 [ 1343.604791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.604884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.604942][ T32] r4:00000000 [ 1343.604992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.605110][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.605166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.605263][ T32] r5:00001000 r4:ed2cb000 [ 1343.605332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.605450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.605555][ T32] r5:843adb8c r4:843ad800 [ 1343.605636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.605760][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.605833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.605956][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.606080][ T32] r4:84f79100 [ 1343.606181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.606330][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.606389][ T32] r4:00000001 [ 1343.606459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.606551][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.606639][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.606724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.606795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.606861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.606917][ T32] r4:84f605c0 [ 1343.606968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.607034][ T32] INFO: task kworker/1:966:5471 blocked for more than 470 seconds. [ 1343.607100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.607155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.607208][ T32] task:kworker/1:966 state:D stack:0 pid:5471 tgid:5471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.607324][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.607435][ T32] Call trace: [ 1343.607509][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.628485][ T32] r10:8291a684 r9:ebb5dd84 r8:00000002 r7:60000013 r6:ebb5dd8c r5:84f10000 [ 1343.628653][ T32] r4:84f10000 [ 1343.628802][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.628952][ T32] r5:84f10000 r4:8291a680 [ 1343.629007][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.629119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.629240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1343.629328][ T32] r4:00000000 [ 1343.629385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.629474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.629608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.629743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b580 [ 1343.629817][ T32] r4:00000000 [ 1343.629873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.629976][ T32] r9:83018205 r8:84f10000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1343.630042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.630147][ T32] r5:00001000 r4:eac19000 [ 1343.630239][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.630335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.630436][ T32] r5:855edb8c r4:855ed800 [ 1343.630540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.630655][ T32] r7:ddde2d80 r6:83018200 r5:855edb8c r4:84f74f00 [ 1343.630709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.630816][ T32] r10:61c88647 r9:84f10000 r8:84f74f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.630898][ T32] r4:84f74f00 [ 1343.630963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.631081][ T32] r10:00000000 r9:84f74f00 r8:80287e08 r7:ebb51e60 r6:84f56d80 r5:84f10000 [ 1343.631139][ T32] r4:00000001 [ 1343.631189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.631292][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1343.631364][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.631433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.631501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.631572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.631644][ T32] r4:8535cf80 [ 1343.632449][ T32] INFO: task kworker/1:966:5471 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.632542][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.632697][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.632809][ T32] Call trace: [ 1343.632888][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.632999][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.633068][ T32] r4:00000000 [ 1343.633118][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.633212][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.633281][ T32] 5d20: c9c95000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.633353][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.633446][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.633532][ T32] r5:800f0013 r4:80239bb0 [ 1343.633593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.633694][ T32] r4:82ac21e4 [ 1343.633747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.633850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.633911][ T32] r4:e0585dc0 [ 1343.633962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.634074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.634131][ T32] r4:00000000 [ 1343.634180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.634371][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.634431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.634522][ T32] r5:00001000 r4:ed2cb000 [ 1343.634567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.634649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.634734][ T32] r5:843adb8c r4:843ad800 [ 1343.634782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.634877][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.634929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.635033][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.635089][ T32] r4:84f79100 [ 1343.635166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.635309][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.635375][ T32] r4:00000001 [ 1343.635430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.635583][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.635652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.635754][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.635829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.635934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.635998][ T32] r4:84f605c0 [ 1343.636094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.636166][ T32] INFO: task kworker/1:967:5473 blocked for more than 470 seconds. [ 1343.636271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.636372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.636432][ T32] task:kworker/1:967 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.636598][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.636762][ T32] Call trace: [ 1343.636845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.636957][ T32] r10:8291a684 r9:ebb65d84 r8:00000002 r7:60000013 r6:ebb65d8c r5:84eb0c00 [ 1343.637016][ T32] r4:84eb0c00 [ 1343.637078][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.637181][ T32] r5:84eb0c00 r4:8291a680 [ 1343.637233][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.637324][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.637423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb65e08 [ 1343.637497][ T32] r4:00000000 [ 1343.679984][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.680224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.680325][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.680432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e3580 [ 1343.680491][ T32] r4:00000000 [ 1343.680540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.680678][ T32] r9:83018205 r8:84eb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1343.680737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.680826][ T32] r5:00001000 r4:eb421000 [ 1343.680876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.680961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.681094][ T32] r5:855eeb8c r4:855ee800 [ 1343.681161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.681265][ T32] r7:ddde2d80 r6:83018200 r5:855eeb8c r4:84f74f80 [ 1343.681317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.681419][ T32] r10:61c88647 r9:84eb0c00 r8:84f74fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.681518][ T32] r4:84f74f80 [ 1343.681664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.681772][ T32] r10:00000000 r9:84f74f80 r8:80287e08 r7:ebb5de60 r6:84f56e00 r5:84eb0c00 [ 1343.681862][ T32] r4:00000001 [ 1343.681917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.682003][ T32] Exception stack(0xebb65fb0 to 0xebb65ff8) [ 1343.682113][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.682223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.682290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.682361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.682417][ T32] r4:84e6af80 [ 1343.683226][ T32] INFO: task kworker/1:967:5473 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.683308][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.683488][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.683605][ T32] Call trace: [ 1343.683779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.683893][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.683983][ T32] r4:00000000 [ 1343.684058][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.684151][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.684250][ T32] 5d20: ca3d1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.684316][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.684366][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.684426][ T32] r5:800f0013 r4:80239bb0 [ 1343.684477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.684570][ T32] r4:82ac21e4 [ 1343.684617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.684708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.684763][ T32] r4:e0585dc0 [ 1343.684811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.684941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.685002][ T32] r4:00000000 [ 1343.685060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.685231][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.685337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.685466][ T32] r5:00001000 r4:ed2cb000 [ 1343.685554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.685636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.685712][ T32] r5:843adb8c r4:843ad800 [ 1343.685751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.685869][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.685918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.686053][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.686102][ T32] r4:84f79100 [ 1343.686139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.686324][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.686439][ T32] r4:00000001 [ 1343.686495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.686580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.686672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.686745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.686808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.686873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.686926][ T32] r4:84f605c0 [ 1343.686981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.687077][ T32] INFO: task kworker/1:968:5474 blocked for more than 470 seconds. [ 1343.687155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.687215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.687264][ T32] task:kworker/1:968 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.687364][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.701388][ T32] Call trace: [ 1343.701552][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.701694][ T32] r10:8291a684 r9:ebb69d84 r8:00000002 r7:60000013 r6:ebb69d8c r5:84eb1800 [ 1343.701750][ T32] r4:84eb1800 [ 1343.701800][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.701850][ T32] r5:84eb1800 r4:8291a680 [ 1343.701872][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.701973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.702020][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb69e08 [ 1343.702048][ T32] r4:00000000 [ 1343.702068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.702102][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.702140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.702182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e30c0 [ 1343.702323][ T32] r4:00000000 [ 1343.702377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.702428][ T32] r9:83018205 r8:84eb1800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1343.702452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.702555][ T32] r5:00001000 r4:eae29000 [ 1343.702609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.702792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.702838][ T32] r5:855edf8c r4:855edc00 [ 1343.702858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.702923][ T32] r7:ddde2d80 r6:83018200 r5:855edf8c r4:853cff00 [ 1343.702947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.703001][ T32] r10:61c88647 r9:84eb1800 r8:853cff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.703098][ T32] r4:853cff00 [ 1343.703154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.703253][ T32] r10:00000000 r9:853cff00 r8:80287e08 r7:ebb65e60 r6:84f56e80 r5:84eb1800 [ 1343.703313][ T32] r4:00000001 [ 1343.703370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.703456][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1343.703520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.703644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.703750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.703857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.703951][ T32] r4:84e6af80 [ 1343.704719][ T32] INFO: task kworker/1:968:5474 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.704798][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.705066][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.705215][ T32] Call trace: [ 1343.705306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.705425][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.705486][ T32] r4:00000000 [ 1343.705576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.705676][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.705740][ T32] 5d20: ca3d1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.705807][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.705906][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.705969][ T32] r5:800f0013 r4:80239bb0 [ 1343.706020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.706131][ T32] r4:82ac21e4 [ 1343.706181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.706342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.706413][ T32] r4:e0585dc0 [ 1343.706474][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.706600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.706696][ T32] r4:00000000 [ 1343.706752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.706855][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.706908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.706998][ T32] r5:00001000 r4:ed2cb000 [ 1343.707045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.707120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.707247][ T32] r5:843adb8c r4:843ad800 [ 1343.707294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.707417][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.707496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.728681][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.728837][ T32] r4:84f79100 [ 1343.728894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.729056][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.729119][ T32] r4:00000001 [ 1343.729172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.729285][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.729387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.729484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.729561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.729671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.729739][ T32] r4:84f605c0 [ 1343.729799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.729899][ T32] INFO: task kworker/1:969:5476 blocked for more than 470 seconds. [ 1343.729979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.730044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.730101][ T32] task:kworker/1:969 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.730309][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.730424][ T32] Call trace: [ 1343.730566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.730687][ T32] r10:8291a684 r9:ebb71d84 r8:00000002 r7:60000013 r6:ebb71d8c r5:84eb3000 [ 1343.730750][ T32] r4:84eb3000 [ 1343.730867][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.730974][ T32] r5:84eb3000 r4:8291a680 [ 1343.731062][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.731246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.731354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 [ 1343.731414][ T32] r4:00000000 [ 1343.731496][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.731589][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.731682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.731781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e3280 [ 1343.731868][ T32] r4:00000000 [ 1343.731926][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.732043][ T32] r9:83018205 r8:84eb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1343.732135][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.732255][ T32] r5:00001000 r4:eb2bb000 [ 1343.732313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.732440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.732545][ T32] r5:855ee38c r4:855ee000 [ 1343.732600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.732706][ T32] r7:ddde2d80 r6:83018200 r5:855ee38c r4:854e0000 [ 1343.732763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.732869][ T32] r10:61c88647 r9:84eb3000 r8:854e002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.732924][ T32] r4:854e0000 [ 1343.732973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.733083][ T32] r10:00000000 r9:854e0000 r8:80287e08 r7:ebb65e60 r6:84f56f00 r5:84eb3000 [ 1343.733139][ T32] r4:00000001 [ 1343.733187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.733273][ T32] Exception stack(0xebb71fb0 to 0xebb71ff8) [ 1343.733360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.733438][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.733505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.733572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.733633][ T32] r4:854e31c0 [ 1343.734453][ T32] INFO: task kworker/1:969:5476 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.734529][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.734682][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.734785][ T32] Call trace: [ 1343.734892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.735000][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.735069][ T32] r4:00000000 [ 1343.735120][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.735210][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.735280][ T32] 5d20: ca773000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.735351][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.735417][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.735477][ T32] r5:800f0013 r4:80239bb0 [ 1343.735533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.735631][ T32] r4:82ac21e4 [ 1343.735725][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.735850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.735915][ T32] r4:e0585dc0 [ 1343.735964][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.736081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.736138][ T32] r4:00000000 [ 1343.736188][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.736328][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.736399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.736497][ T32] r5:00001000 r4:ed2cb000 [ 1343.736549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.736640][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.736737][ T32] r5:843adb8c r4:843ad800 [ 1343.736822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.736939][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.737013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.737132][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.737213][ T32] r4:84f79100 [ 1343.737268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.737380][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.737437][ T32] r4:00000001 [ 1343.737485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.737568][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.768550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.768767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.768845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.768924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.768987][ T32] r4:84f605c0 [ 1343.769055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.769135][ T32] INFO: task kworker/1:970:5478 blocked for more than 470 seconds. [ 1343.769243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.769310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.769360][ T32] task:kworker/1:970 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.769501][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.769669][ T32] Call trace: [ 1343.769786][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.769903][ T32] r10:8291a684 r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:85569800 ** 4 printk messages dropped ** [ 1343.770272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.770754][ T32] r5:00001000 r4:eb3c9000 ** 2 printk messages dropped ** [ 1343.770961][ T32] r5:855ee78c r4:855ee400 ** 1 printk messages dropped ** [ 1343.771040][ T32] r7:ddde2d80 r6:83018200 r5:855ee78c r4:854e0080 [ 1343.771062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.771109][ T32] r10:61c88647 r9:85569800 r8:854e00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.771181][ T32] r4:854e0080 [ 1343.771204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.771251][ T32] r10:00000000 r9:854e0080 r8:80287e08 r7:ebb65e60 r6:854e0100 r5:85569800 [ 1343.771277][ T32] r4:00000001 [ 1343.771329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.771406][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1343.771475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.771536][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.771565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.771594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.771644][ T32] r4:854e3100 [ 1343.772130][ T32] INFO: task kworker/1:970:5478 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.772193][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.772284][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.772334][ T32] Call trace: [ 1343.772364][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.772449][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.772477][ T32] r4:00000000 [ 1343.772501][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.772542][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.772599][ T32] 5d20: caa17000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.772631][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.772657][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.772680][ T32] r5:800f0013 r4:80239bb0 [ 1343.772701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.772742][ T32] r4:82ac21e4 [ 1343.772762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.772803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.772825][ T32] r4:e0585dc0 [ 1343.772845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.772896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.772925][ T32] r4:00000000 [ 1343.772974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.773031][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.773055][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.773098][ T32] r5:00001000 r4:ed2cb000 [ 1343.773129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.773217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.773263][ T32] r5:843adb8c r4:843ad800 [ 1343.773330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.773382][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.773403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.773449][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.773472][ T32] r4:84f79100 [ 1343.773555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.773606][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.773661][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1343.773746][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.774142][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.774517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.775072][ T32] r5:00001000 r4:eb47b000 ** 3 printk messages dropped ** [ 1343.775513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.775617][ T32] r7:ddde2d80 r6:83018200 r5:855eef8c r4:854e0180 ** 2 printk messages dropped ** [ 1343.775889][ T32] r4:854e0180 ** 5 printk messages dropped ** [ 1343.776170][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.776911][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1343.777336][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1343.777417][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1343.806317][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1343.806962][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.818707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.819326][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.819965][ T32] r5:8556bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.820430][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.821117][ T32] r9:83018205 r8:8556bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 5 printk messages dropped ** [ 1343.821738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.822136][ T32] r4:854e0280 ** 5 printk messages dropped ** [ 1343.822701][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.823943][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.824083][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.824186][ T32] Call trace: [ 1343.824286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.824399][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.824497][ T32] r4:00000000 [ 1343.824552][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.824668][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.824772][ T32] 5d20: cb452000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.824872][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.824946][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.825006][ T32] r5:800f0013 r4:80239bb0 [ 1343.825069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.825207][ T32] r4:82ac21e4 [ 1343.825298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.825464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.825559][ T32] r4:e0585dc0 [ 1343.825614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.825709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.825768][ T32] r4:00000000 [ 1343.825864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.825971][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.826023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.826123][ T32] r5:00001000 r4:ed2cb000 [ 1343.826171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.826292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.826415][ T32] r5:843adb8c r4:843ad800 [ 1343.826471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.826581][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.826667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.826783][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.826871][ T32] r4:84f79100 [ 1343.826957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.827092][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.827217][ T32] r4:00000001 [ 1343.827275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.827362][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.827458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.827576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.850268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.850351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.850389][ T32] r4:84f605c0 [ 1343.850438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.850471][ T32] INFO: task kworker/1:973:5485 blocked for more than 470 seconds. [ 1343.850517][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.850546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.850598][ T32] task:kworker/1:973 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.850663][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.850746][ T32] Call trace: [ 1343.850784][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.850860][ T32] r10:8291a684 r9:ebb81d84 r8:00000002 r7:60000113 r6:ebb81d8c r5:8556c800 [ 1343.850887][ T32] r4:8556c800 [ 1343.850907][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.850950][ T32] r5:8556c800 r4:8291a680 [ 1343.850971][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.851035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.851089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb81e08 [ 1343.851112][ T32] r4:00000000 [ 1343.851180][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.851257][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.851327][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.851381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e3b00 [ 1343.851427][ T32] r4:00000000 [ 1343.851454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.851500][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.851532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.851577][ T32] r5:00001000 r4:eb503000 [ 1343.851628][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.851672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.851713][ T32] r5:855efb8c r4:855ef800 [ 1343.851743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.851822][ T32] r7:ddde2d80 r6:83018200 r5:855efb8c r4:854e0380 [ 1343.851873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.851927][ T32] r10:61c88647 r9:8556c800 r8:854e03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.851951][ T32] r4:854e0380 [ 1343.852006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.852064][ T32] r10:00000000 r9:854e0380 r8:80287e08 r7:ebb7de60 r6:854e0400 r5:8556c800 [ 1343.852114][ T32] r4:00000001 [ 1343.852137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.852177][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1343.852204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.852232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.852257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.852308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1343.853558][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1343.854244][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1343.854552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 11 printk messages dropped ** [ 1343.856207][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.856891][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.876756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1343.878733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb85e08 ** 8 printk messages dropped ** [ 1343.879532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.879928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1343.881721][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.882301][ T32] 5d20: cb7e6000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1343.882886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1343.883523][ T32] r5:843adb8c r4:843ad800 ** 5 printk messages dropped ** [ 1343.883993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1343.884599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.885384][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.886159][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.887003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.887518][ T32] r7:ddde2d80 r6:83018200 r5:855eff8c r4:854e0580 [ 1343.918149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.918426][ T32] r10:61c88647 r9:8556e000 r8:854e05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.918536][ T32] r4:854e0580 [ 1343.918591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.918692][ T32] r10:00000000 r9:854e0580 r8:80287e08 r7:ebb81e60 r6:854e0600 r5:8556e000 [ 1343.918742][ T32] r4:00000001 [ 1343.918791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.918877][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) [ 1343.918946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.919012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.919100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.919170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.919223][ T32] r4:854e3900 [ 1343.920060][ T32] INFO: task kworker/1:975:5489 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.920147][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.920403][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.920562][ T32] Call trace: [ 1343.920660][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.920798][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.920857][ T32] r4:00000000 [ 1343.920902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.920982][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.921101][ T32] 5d20: cbe15000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.921212][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.921280][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.921348][ T32] r5:800f0013 r4:80239bb0 [ 1343.921397][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.921481][ T32] r4:82ac21e4 [ 1343.921555][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.921648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.921701][ T32] r4:e0585dc0 [ 1343.921750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.921934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.921991][ T32] r4:00000000 [ 1343.922044][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.922128][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.922172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.922301][ T32] r5:00001000 r4:ed2cb000 [ 1343.922343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.922415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.922502][ T32] r5:843adb8c r4:843ad800 [ 1343.922541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.922627][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1343.923024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.923205][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.923666][ T32] r4:84f79100 [ 1343.923727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.923832][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1343.924011][ T32] r4:00000001 [ 1343.924124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.924206][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.924266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.924346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.924412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.924473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.924549][ T32] r4:84f605c0 [ 1343.924605][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.924666][ T32] INFO: task kworker/1:976:5492 blocked for more than 470 seconds. [ 1343.924737][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.925000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.925092][ T32] task:kworker/1:976 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.925280][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.925554][ T32] Call trace: [ 1343.925640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.925810][ T32] r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000113 r6:ebb91d8c r5:8556b000 [ 1343.925872][ T32] r4:8556b000 [ 1343.925955][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.926064][ T32] r5:8556b000 r4:8291a680 [ 1343.926112][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.926281][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.926386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 [ 1343.926438][ T32] r4:00000000 [ 1343.926604][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.926731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1343.926942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e3e00 ** 8 printk messages dropped ** [ 1343.956392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.956511][ T32] r7:ddde2d80 r6:83018200 r5:855f438c r4:854e0680 [ 1343.956570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.956755][ T32] r4:854e0680 ** 4 printk messages dropped ** [ 1343.957153][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) ** 6 printk messages dropped ** [ 1343.963207][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.963701][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1343.963935][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1343.964479][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 7 printk messages dropped ** [ 1343.965144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.965869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.966631][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.967189][ T32] r5:8554d400 r4:8291a680 ** 6 printk messages dropped ** [ 1343.981695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.982091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.982319][ T32] r7:ddde2d80 r6:83018200 r5:855f478c r4:854e0780 ** 1 printk messages dropped ** [ 1343.982404][ T32] r10:61c88647 r9:8554d400 r8:854e07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.982505][ T32] r4:854e0780 [ 1343.982531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.982586][ T32] r10:00000000 r9:854e0780 r8:80287e08 r7:ebb91e60 r6:854e0800 r5:8554d400 [ 1343.982638][ T32] r4:00000001 [ 1343.982661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.982751][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1343.982792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.982873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.982929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.982970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.983020][ T32] r4:854e3c00 [ 1343.983480][ T32] INFO: task kworker/1:977:5493 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1343.983541][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.983686][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.984077][ T32] Call trace: [ 1343.984112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.984183][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1343.984212][ T32] r4:00000000 [ 1343.984234][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.984312][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.984436][ T32] 5d20: cc331000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1343.984780][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.984993][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1343.985020][ T32] r5:800f0013 r4:80239bb0 [ 1343.985242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.985291][ T32] r4:82ac21e4 [ 1343.985325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.985380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.985456][ T32] r4:e0585dc0 [ 1343.985479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.985572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1343.985782][ T32] r4:00000000 [ 1343.985806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.986008][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1343.986534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.986593][ T32] r5:00001000 r4:ed2cb000 [ 1343.986975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.987058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.987106][ T32] r5:843adb8c r4:843ad800 [ 1343.987331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.987407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.011567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.011861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.012002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.012030][ T32] task:kworker/1:978 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.012105][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.012158][ T32] Call trace: [ 1344.012279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.012340][ T32] r10:8291a684 r9:ebb8dd84 r8:00000002 r7:60000113 r6:ebb8dd8c r5:85630000 [ 1344.012437][ T32] r4:85630000 [ 1344.012465][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.012559][ T32] r5:85630000 r4:8291a680 [ 1344.012586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.012630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.012780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb8de08 [ 1344.012807][ T32] r4:00000000 [ 1344.012828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.012882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.012926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.013000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6af80 [ 1344.013028][ T32] r4:00000000 [ 1344.013109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.013162][ T32] r9:83018205 r8:85630000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1344.013218][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.013268][ T32] r5:00001000 r4:eb677000 [ 1344.013289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.013329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.013460][ T32] r5:855f4b8c r4:855f4800 [ 1344.013489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.013537][ T32] r7:ddde2d80 r6:83018200 r5:855f4b8c r4:854e0880 [ 1344.013576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.013629][ T32] r10:61c88647 r9:85630000 r8:854e08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.013653][ T32] r4:854e0880 [ 1344.013676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.013724][ T32] r10:00000000 r9:854e0880 r8:80287e08 r7:ebb2de60 r6:854e0900 r5:85630000 [ 1344.013747][ T32] r4:00000001 [ 1344.013769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.013879][ T32] Exception stack(0xebb8dfb0 to 0xebb8dff8) [ 1344.014083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.014118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.014337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.015026][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.016807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.017616][ T32] r5:00001000 r4:ed2cb000 ** 5 printk messages dropped ** [ 1344.038910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.039396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.039847][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.040216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1344.040742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.041080][ T32] r7:ddde2d80 r6:83018200 r5:855f4f8c r4:854e0980 ** 4 printk messages dropped ** [ 1344.041425][ T32] r10:00000000 r9:854e0980 r8:80287e08 r7:ebb8de60 r6:854e0a00 r5:85630c00 ** 9 printk messages dropped ** [ 1344.042367][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.043025][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.043094][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.043126][ T32] r5:800f0013 r4:80239bb0 [ 1344.043150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.043195][ T32] r4:82ac21e4 [ 1344.043217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.043304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.043433][ T32] r4:e0585dc0 [ 1344.043479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.043535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.043591][ T32] r4:00000000 [ 1344.043617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.043749][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.043778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.043824][ T32] r5:00001000 r4:ed2cb000 [ 1344.043845][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.043886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.043928][ T32] r5:843adb8c r4:843ad800 [ 1344.043950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.043998][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.044047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.044135][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.044164][ T32] r4:84f79100 [ 1344.044186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.044240][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.044305][ T32] r4:00000001 [ 1344.044426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.044468][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.044496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.044525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.044578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.044627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.044655][ T32] r4:84f605c0 [ 1344.044678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.044729][ T32] INFO: task kworker/1:980:5499 blocked for more than 470 seconds. [ 1344.044766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.044791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.044815][ T32] task:kworker/1:980 state:D stack:0 pid:5499 tgid:5499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.044860][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.044902][ T32] Call trace: [ 1344.044960][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.045010][ T32] r10:8291a684 r9:ebb99d84 r8:00000002 r7:60000013 r6:ebb99d8c r5:85631800 [ 1344.045092][ T32] r4:85631800 [ 1344.045119][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.045162][ T32] r5:85631800 r4:8291a680 [ 1344.045182][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.045220][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.045261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb99e08 [ 1344.045368][ T32] r4:00000000 [ 1344.045391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.045427][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.045468][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.045551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b680 [ 1344.045577][ T32] r4:00000000 [ 1344.045684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.045806][ T32] r9:83018205 r8:85631800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1344.045836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.045917][ T32] r5:00001000 r4:eb95b000 [ 1344.046174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.046269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.046392][ T32] r5:855f5b8c r4:855f5800 [ 1344.046631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.046683][ T32] r7:ddde2d80 r6:83018200 r5:855f5b8c r4:854e0a80 [ 1344.046730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.046809][ T32] r10:61c88647 r9:85631800 r8:854e0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.046833][ T32] r4:854e0a80 [ 1344.046853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.046904][ T32] r10:00000000 r9:854e0a80 r8:80287e08 r7:ebb95e60 r6:854e0b00 r5:85631800 [ 1344.046928][ T32] r4:00000001 [ 1344.046972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.047100][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1344.047164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.047214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.047244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.047275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.047312][ T32] r4:8544b040 [ 1344.070853][ T32] INFO: task kworker/1:980:5499 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 1 printk messages dropped ** [ 1344.071698][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.072149][ T32] 5d20: cd026000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 7 printk messages dropped ** [ 1344.072456][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1344.072674][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 12 printk messages dropped ** [ 1344.073212][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.073340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.073817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1344.074182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb9de08 ** 7 printk messages dropped ** [ 1344.074628][ T32] r9:83018205 r8:85632400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.074650][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.074697][ T32] r5:00001000 r4:eb93d000 [ 1344.074718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.074783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.074834][ T32] r5:855f538c r4:855f5000 [ 1344.074883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.074957][ T32] r7:ddde2d80 r6:83018200 r5:855f538c r4:854e0b80 [ 1344.074982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.075051][ T32] r10:61c88647 r9:85632400 r8:854e0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.075078][ T32] r4:854e0b80 [ 1344.075130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.075182][ T32] r10:00000000 r9:854e0b80 r8:80287e08 r7:ebb99e60 r6:854e0c00 r5:85632400 [ 1344.075231][ T32] r4:00000001 [ 1344.075254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.075299][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1344.075344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.075374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.075401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.075429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.075475][ T32] r4:8544b200 [ 1344.076604][ T32] INFO: task kworker/1:981:5501 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.076659][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.076846][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.076898][ T32] Call trace: [ 1344.077653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.100437][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.100518][ T32] r4:00000000 [ 1344.100570][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.100642][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.100679][ T32] 5d20: cd4a9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.100710][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.100737][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.100814][ T32] r5:800f0013 r4:80239bb0 [ 1344.100864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.100915][ T32] r4:82ac21e4 [ 1344.100936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.100982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.101007][ T32] r4:e0585dc0 [ 1344.101046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.101129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.101156][ T32] r4:00000000 [ 1344.101223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.101397][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.101424][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.101485][ T32] r5:00001000 r4:ed2cb000 [ 1344.101611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.101657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.101700][ T32] r5:843adb8c r4:843ad800 [ 1344.101721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.102367][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1344.103082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.103108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.103136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.103255][ T32] r4:84f605c0 [ 1344.103285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.103319][ T32] INFO: task kworker/1:982:5502 blocked for more than 470 seconds. [ 1344.103476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.103534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.103619][ T32] task:kworker/1:982 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.104226][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.104276][ T32] Call trace: [ 1344.104310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.104360][ T32] r10:8291a684 r9:ebba1d84 r8:00000002 r7:60000013 r6:ebba1d8c r5:85633000 [ 1344.104783][ T32] r4:85633000 [ 1344.105060][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.105110][ T32] r5:85633000 r4:8291a680 [ 1344.105130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.105170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.105211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1344.105346][ T32] r4:00000000 [ 1344.105397][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.105470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.105572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.105629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b4c0 [ 1344.105653][ T32] r4:00000000 [ 1344.105672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.105761][ T32] r9:83018205 r8:85633000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1344.105874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.105922][ T32] r5:00001000 r4:eb947000 [ 1344.106008][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.106062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.106214][ T32] r5:855f578c r4:855f5400 [ 1344.106749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.106803][ T32] r7:ddde2d80 r6:83018200 r5:855f578c r4:854e0c80 [ 1344.106840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.106949][ T32] r10:61c88647 r9:85633000 r8:854e0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.106977][ T32] r4:854e0c80 [ 1344.107076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.107133][ T32] r10:00000000 r9:854e0c80 r8:80287e08 r7:ebb99e60 r6:854e0d00 r5:85633000 [ 1344.107163][ T32] r4:00000001 [ 1344.107183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.107350][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) [ 1344.107381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.107409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.107481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.130437][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.130619][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1344.130797][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1344.131170][ T32] r5:00001000 r4:ed2cb000 ** 5 printk messages dropped ** [ 1344.131615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.131878][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.132241][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.132498][ T32] r4:85633c00 [ 1344.132518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.132578][ T32] r5:85633c00 r4:8291a680 [ 1344.132632][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.132679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.132722][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1344.132794][ T32] r4:00000000 [ 1344.132868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.132971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.133039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.133119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544b7c0 [ 1344.133172][ T32] r4:00000000 [ 1344.133246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.133294][ T32] r9:83018205 r8:85633c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 6 printk messages dropped ** [ 1344.133670][ T32] r7:ddde2d80 r6:83018200 r5:855f5f8c r4:854e0d80 ** 1 printk messages dropped ** [ 1344.133798][ T32] r10:61c88647 r9:85633c00 r8:854e0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1344.134632][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1344.136163][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1344.136451][ T32] r5:00001000 r4:ed2cb000 ** 10 printk messages dropped ** [ 1344.137074][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.137240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1344.165911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.166378][ T32] r5:00001000 r4:eb973000 ** 4 printk messages dropped ** [ 1344.166661][ T32] r7:ddde2d80 r6:83018200 r5:855f638c r4:854e0e80 ** 2 printk messages dropped ** [ 1344.166794][ T32] r4:854e0e80 ** 4 printk messages dropped ** [ 1344.166980][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) ** 4 printk messages dropped ** [ 1344.167171][ T32] r4:8544b640 [ 1344.167616][ T32] INFO: task kworker/1:984:5507 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.173008][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.173204][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.173290][ T32] Call trace: [ 1344.173325][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.173386][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.173411][ T32] r4:00000000 [ 1344.173457][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.173505][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.173537][ T32] 5d20: cdd37000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.173577][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.173606][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.173632][ T32] r5:800f0013 r4:80239bb0 [ 1344.173665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.173712][ T32] r4:82ac21e4 [ 1344.173733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.173776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.173825][ T32] r4:e0585dc0 [ 1344.173872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.173924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.173948][ T32] r4:00000000 [ 1344.173968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.174042][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.174078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.174123][ T32] r5:00001000 r4:ed2cb000 [ 1344.174164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.174257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.174533][ T32] r5:843adb8c r4:843ad800 [ 1344.174661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.174713][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.174735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.174783][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.174871][ T32] r4:84f79100 [ 1344.174964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.175014][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.175082][ T32] r4:00000001 [ 1344.175108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.175146][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.175174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.175201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.175227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.175506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.175560][ T32] r4:84f605c0 [ 1344.175588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.175620][ T32] INFO: task kworker/1:985:5509 blocked for more than 470 seconds. [ 1344.175723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.175781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.175831][ T32] task:kworker/1:985 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.175956][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.176066][ T32] Call trace: [ 1344.176213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.176269][ T32] r10:8291a684 r9:ebbadd84 r8:00000002 r7:60000013 r6:ebbadd8c r5:85635400 [ 1344.176375][ T32] r4:85635400 [ 1344.176400][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.176445][ T32] r5:85635400 r4:8291a680 [ 1344.176669][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.176715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.176772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbade08 [ 1344.177041][ T32] r4:00000000 [ 1344.177067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.177103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.177139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.177179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bb40 [ 1344.177201][ T32] r4:00000000 [ 1344.177247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.177299][ T32] r9:83018205 r8:85635400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1344.177323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.177365][ T32] r5:00001000 r4:eb98d000 [ 1344.177390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.177456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.177519][ T32] r5:855f678c r4:855f6400 [ 1344.177600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.190484][ T32] r7:ddde2d80 r6:83018200 r5:855f678c r4:854e0f80 [ 1344.190538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.190615][ T32] r10:61c88647 r9:85635400 r8:854e0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.190639][ T32] r4:854e0f80 [ 1344.190684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.190763][ T32] r10:00000000 r9:854e0f80 r8:80287e08 r7:ebba9e60 r6:85611000 r5:85635400 ** 4 printk messages dropped ** [ 1344.190942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.191844][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.192136][ T32] 5d20: ce0ab000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 6 printk messages dropped ** [ 1344.192397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1344.192706][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1344.193047][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.193331][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.194124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1344.195195][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.195516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.196159][ T32] r5:855f6b8c r4:855f6800 ** 1 printk messages dropped ** [ 1344.196306][ T32] r7:ddde2d80 r6:83018200 r5:855f6b8c r4:85611080 ** 1 printk messages dropped ** [ 1344.196471][ T32] r10:61c88647 r9:85636000 r8:856110ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.196849][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1344.196993][ T32] r4:8544bc00 [ 1344.197309][ T32] INFO: task kworker/1:986:5511 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.197351][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.197463][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.197510][ T32] Call trace: [ 1344.219674][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.219784][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.219811][ T32] r4:00000000 [ 1344.219833][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.219876][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.219909][ T32] 5d20: ce2b4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.219938][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.219982][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.220011][ T32] r5:800f0013 r4:80239bb0 [ 1344.220034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.220086][ T32] r4:82ac21e4 [ 1344.220108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.220150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.220173][ T32] r4:e0585dc0 [ 1344.220192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.220234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.220256][ T32] r4:00000000 [ 1344.220305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.220356][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.220380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.220424][ T32] r5:00001000 r4:ed2cb000 [ 1344.220444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.220484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.220551][ T32] r5:843adb8c r4:843ad800 [ 1344.220576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.220664][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.220739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.220795][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.220997][ T32] r4:84f79100 [ 1344.221028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.221088][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.221149][ T32] r4:00000001 [ 1344.221224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.221264][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1344.221396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.221847][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.222356][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.222629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8544bd40 ** 7 printk messages dropped ** [ 1344.223082][ T32] r5:855f6f8c r4:855f6c00 ** 1 printk messages dropped ** [ 1344.223147][ T32] r7:ddde2d80 r6:83018200 r5:855f6f8c r4:85611180 [ 1344.223196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.223535][ T32] r10:00000000 r9:85611180 r8:80287e08 r7:ebbb1e60 r6:85611200 r5:85636c00 ** 9 printk messages dropped ** [ 1344.224414][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.224863][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.225127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1344.225511][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1344.225943][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1344.226070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.226683][ T32] r4:85628000 ** 4 printk messages dropped ** [ 1344.226910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 ** 7 printk messages dropped ** [ 1344.227270][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 6 printk messages dropped ** [ 1344.246687][ T32] r7:ddde2d80 r6:83018200 r5:855f738c r4:85611280 ** 1 printk messages dropped ** [ 1344.246958][ T32] r10:61c88647 r9:85628000 r8:856112ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.247203][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) ** 6 printk messages dropped ** [ 1344.258852][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.260078][ T32] r4:82ac21e4 [ 1344.260118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.260210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.260260][ T32] r4:e0585dc0 [ 1344.260328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.260429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.260477][ T32] r4:00000000 [ 1344.260518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.260615][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.260671][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.260783][ T32] r5:00001000 r4:ed2cb000 [ 1344.260872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.260951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.261029][ T32] r5:843adb8c r4:843ad800 [ 1344.261069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.261170][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.261269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.261371][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.261424][ T32] r4:84f79100 [ 1344.261462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.261545][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.261603][ T32] r4:00000001 [ 1344.261657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.261746][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.261831][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.261935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.261990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.262047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.262102][ T32] r4:84f605c0 [ 1344.262147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.262247][ T32] INFO: task kworker/1:989:5517 blocked for more than 470 seconds. [ 1344.262319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.262364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.262437][ T32] task:kworker/1:989 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.262559][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.262645][ T32] Call trace: [ 1344.262744][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.262853][ T32] r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:85628c00 [ 1344.262910][ T32] r4:85628c00 [ 1344.262956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.263055][ T32] r5:85628c00 r4:8291a680 [ 1344.263106][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.263201][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.263300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1344.263346][ T32] r4:00000000 [ 1344.263415][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.263487][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.263550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.263626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617040 [ 1344.263668][ T32] r4:00000000 [ 1344.263739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.263824][ T32] r9:83018205 r8:85628c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1344.263866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.263941][ T32] r5:00001000 r4:eba29000 [ 1344.264009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.264086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.264161][ T32] r5:855f778c r4:855f7400 [ 1344.264258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.264351][ T32] r7:ddde2d80 r6:83018200 r5:855f778c r4:85611380 [ 1344.264390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.264474][ T32] r10:61c88647 r9:85628c00 r8:856113ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.264516][ T32] r4:85611380 [ 1344.264555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.264637][ T32] r10:00000000 r9:85611380 r8:80287e08 r7:ebbb9e60 r6:85611400 r5:85628c00 [ 1344.264712][ T32] r4:00000001 [ 1344.264753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.264838][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1344.264896][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.265062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.265128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.265186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.265278][ T32] r4:8544bc80 [ 1344.265827][ T32] INFO: task kworker/1:989:5517 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.265881][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.265983][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.266096][ T32] Call trace: [ 1344.266238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.266352][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.266414][ T32] r4:00000000 [ 1344.266477][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.266621][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.266680][ T32] 5d20: ce9e4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.266737][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.266785][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.266830][ T32] r5:800f0013 r4:80239bb0 [ 1344.266870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.266945][ T32] r4:82ac21e4 [ 1344.266989][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.267083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.267131][ T32] r4:e0585dc0 [ 1344.267168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.267258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.267321][ T32] r4:00000000 [ 1344.267369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.267454][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.267493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.295148][ T32] r5:00001000 r4:ed2cb000 [ 1344.295290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.295433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.295527][ T32] r5:843adb8c r4:843ad800 [ 1344.295571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.295658][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.295701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.295822][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.296204][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1344.296498][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1344.296762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1344.298182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 ** 2 printk messages dropped ** [ 1344.298459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.298547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.298638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617280 [ 1344.298687][ T32] r4:00000000 [ 1344.298731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.298823][ T32] r9:83018205 r8:85629800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1344.298872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.298959][ T32] r5:00001000 r4:eba51000 [ 1344.299036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.299134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.299216][ T32] r5:855f7b8c r4:855f7800 [ 1344.299259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.299368][ T32] r7:ddde2d80 r6:83018200 r5:855f7b8c r4:85611480 [ 1344.299430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.299539][ T32] r10:61c88647 r9:85629800 r8:856114ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.299594][ T32] r4:85611480 [ 1344.299634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.299719][ T32] r10:00000000 r9:85611480 r8:80287e08 r7:ebbbde60 r6:85611500 r5:85629800 [ 1344.299775][ T32] r4:00000001 [ 1344.299840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.299914][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1344.299979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.300051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.300127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.300187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.300232][ T32] r4:856171c0 [ 1344.300989][ T32] INFO: task kworker/1:990:5520 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.301053][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.301186][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.301296][ T32] Call trace: [ 1344.301362][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.301455][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.301511][ T32] r4:00000000 [ 1344.301551][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.301623][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.301731][ T32] 5d20: ced8a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.301814][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.301875][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.301921][ T32] r5:800f0013 r4:80239bb0 [ 1344.301961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.302038][ T32] r4:82ac21e4 [ 1344.302079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.302158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.302246][ T32] r4:e0585dc0 [ 1344.302294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.302397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.302447][ T32] r4:00000000 [ 1344.302509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.302633][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 1 printk messages dropped ** [ 1344.302845][ T32] r5:00001000 r4:ed2cb000 ** 7 printk messages dropped ** [ 1344.303399][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1344.303745][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1344.304014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1344.304848][ T32] r4:8562a400 ** 4 printk messages dropped ** [ 1344.305178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 ** 9 printk messages dropped ** [ 1344.305776][ T32] r5:00001000 r4:eba7d000 ** 4 printk messages dropped ** [ 1344.306143][ T32] r7:ddde2d80 r6:83018200 r5:855f7f8c r4:85611580 [ 1344.306261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.306362][ T32] r10:61c88647 r9:8562a400 r8:856115ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.306408][ T32] r4:85611580 [ 1344.306446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.306531][ T32] r10:00000000 r9:85611580 r8:80287e08 r7:ebbc1e60 r6:85611600 r5:8562a400 [ 1344.306575][ T32] r4:00000001 [ 1344.306612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.306677][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1344.306750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.306810][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.306861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.306915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.306960][ T32] r4:856171c0 [ 1344.307337][ T32] INFO: task kworker/1:991:5521 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.307392][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.338878][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.339086][ T32] Call trace: [ 1344.339159][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.339268][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.339418][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.339761][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1344.340411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1344.341416][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1344.342096][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1344.342743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1344.343337][ T32] r5:8562b000 r4:8291a680 ** 3 printk messages dropped ** [ 1344.343631][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.344124][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1344.344784][ T32] r7:ddde2d80 r6:83018200 r5:8560038c r4:85611680 [ 1344.344838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1344.345113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1344.345722][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.347142][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1344.372851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1344.373389][ T32] r5:00001000 r4:ed2cb000 ** 4 printk messages dropped ** [ 1344.373893][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1344.374699][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.374785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.374905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.375134][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.375201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.375245][ T32] r4:84f605c0 [ 1344.375295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.375348][ T32] INFO: task kworker/1:993:5525 blocked for more than 470 seconds. [ 1344.375478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.375531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.375575][ T32] task:kworker/1:993 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.375834][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.375981][ T32] Call trace: [ 1344.376161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.376268][ T32] r10:8291a684 r9:ebbd1d84 r8:00000002 r7:60000013 r6:ebbd1d8c r5:8562bc00 [ 1344.376333][ T32] r4:8562bc00 [ 1344.376379][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.376832][ T32] r5:8562bc00 r4:8291a680 [ 1344.376883][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.376968][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.377061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd1e08 [ 1344.377109][ T32] r4:00000000 [ 1344.377157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.377231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.377341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.377437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617940 [ 1344.377485][ T32] r4:00000000 [ 1344.377527][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.388450][ T32] r9:83018205 r8:8562bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1344.388531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.388675][ T32] r5:00001000 r4:ebbe5000 [ 1344.388736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.388824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.388912][ T32] r5:85600b8c r4:85600800 [ 1344.388994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.389157][ T32] r7:ddde2d80 r6:83018200 r5:85600b8c r4:85611780 [ 1344.389238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.389356][ T32] r10:61c88647 r9:8562bc00 r8:856117ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.389402][ T32] r4:85611780 [ 1344.389441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.389530][ T32] r10:00000000 r9:85611780 r8:80287e08 r7:ebbc9e60 r6:85611800 r5:8562bc00 [ 1344.389575][ T32] r4:00000001 [ 1344.389660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.389738][ T32] Exception stack(0xebbd1fb0 to 0xebbd1ff8) [ 1344.389817][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.389898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.389956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.390011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.390056][ T32] r4:85617440 [ 1344.390843][ T32] INFO: task kworker/1:993:5525 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.390912][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.391080][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.391179][ T32] Call trace: [ 1344.391264][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.391413][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.391472][ T32] r4:00000000 [ 1344.391523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.391599][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.391653][ T32] 5d20: cf5d5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.391719][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.391793][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.391844][ T32] r5:800f0013 r4:80239bb0 [ 1344.391885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.391961][ T32] r4:82ac21e4 [ 1344.392012][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.392106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.392157][ T32] r4:e0585dc0 [ 1344.392198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.392323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.392383][ T32] r4:00000000 [ 1344.392426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.392511][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.392575][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.392658][ T32] r5:00001000 r4:ed2cb000 [ 1344.392696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.392790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.393194][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1344.393762][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1344.394136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.395315][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000013 r6:ebbddd8c r5:8562c800 ** 6 printk messages dropped ** [ 1344.395838][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.396191][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.396493][ T32] r5:00001000 r4:ebbd9000 ** 4 printk messages dropped ** [ 1344.396858][ T32] r7:ddde2d80 r6:83018200 r5:8560078c r4:85611880 ** 1 printk messages dropped ** [ 1344.397005][ T32] r10:61c88647 r9:8562c800 r8:856118ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.397412][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) ** 6 printk messages dropped ** [ 1344.430069][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.431025][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.431094][ T32] r5:800f0013 r4:80239bb0 [ 1344.431149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.431233][ T32] r4:82ac21e4 [ 1344.431399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.431488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.431608][ T32] r4:e0585dc0 [ 1344.431663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.431743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.431796][ T32] r4:00000000 [ 1344.431885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.431999][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.432050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.432153][ T32] r5:00001000 r4:ed2cb000 [ 1344.432211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.432297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.432376][ T32] r5:843adb8c r4:843ad800 [ 1344.432416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.432515][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.432560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.432778][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.432872][ T32] r4:84f79100 [ 1344.432915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.433045][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.433120][ T32] r4:00000001 [ 1344.433188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.433383][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.433668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.433748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.433812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.433914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.433974][ T32] r4:84f605c0 [ 1344.434054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.434169][ T32] INFO: task kworker/1:995:5529 blocked for more than 470 seconds. [ 1344.434310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.434388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.434439][ T32] task:kworker/1:995 state:D stack:0 pid:5529 tgid:5529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.434556][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.434694][ T32] Call trace: [ 1344.434794][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.434914][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:8562e000 [ 1344.434969][ T32] r4:8562e000 [ 1344.435177][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.435307][ T32] r5:8562e000 r4:8291a680 [ 1344.435351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.435427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.435506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1344.435550][ T32] r4:00000000 [ 1344.435644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.435743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.435819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.435902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617fc0 [ 1344.435956][ T32] r4:00000000 [ 1344.436003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.436108][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1344.436156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.436244][ T32] r5:00001000 r4:ebc21000 [ 1344.436295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.436430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.436526][ T32] r5:8560178c r4:85601400 [ 1344.436572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.436666][ T32] r7:ddde2d80 r6:83018200 r5:8560178c r4:85611980 [ 1344.436706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.436793][ T32] r10:61c88647 r9:8562e000 r8:856119ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.436835][ T32] r4:85611980 [ 1344.436872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.436953][ T32] r10:00000000 r9:85611980 r8:80287e08 r7:ebbd1e60 r6:85611a00 r5:8562e000 [ 1344.436995][ T32] r4:00000001 [ 1344.437039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.437141][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) ** 1 printk messages dropped ** [ 1344.437257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.466844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1344.467401][ T32] r5:800f0013 r4:80239bb0 ** 5 printk messages dropped ** [ 1344.472798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.473438][ T32] r5:843adb8c r4:843ad800 ** 4 printk messages dropped ** [ 1344.473975][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1344.474786][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1344.475333][ T32] INFO: task kworker/1:996:5531 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.495888][ T32] r4:8562ec00 ** 4 printk messages dropped ** [ 1344.496310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 ** 2 printk messages dropped ** [ 1344.496475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.496552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.496648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617a40 [ 1344.496724][ T32] r4:00000000 [ 1344.496797][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.496891][ T32] r9:83018205 r8:8562ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1344.496936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.497027][ T32] r5:00001000 r4:ebbf1000 [ 1344.497071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.497178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.497278][ T32] r5:85600f8c r4:85600c00 [ 1344.497326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.497451][ T32] r7:ddde2d80 r6:83018200 r5:85600f8c r4:85611a80 [ 1344.497503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.497681][ T32] r10:61c88647 r9:8562ec00 r8:85611aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.508366][ T32] r4:85611a80 [ 1344.508458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.508595][ T32] r10:00000000 r9:85611a80 r8:80287e08 r7:ebbf5e60 r6:85611b00 r5:8562ec00 [ 1344.508637][ T32] r4:00000001 [ 1344.508671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.508732][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1344.509135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.509271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.509347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.509398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.509448][ T32] r4:85617840 [ 1344.510174][ T32] INFO: task kworker/1:996:5531 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.510300][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.510452][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.510587][ T32] Call trace: [ 1344.510654][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.510755][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.510803][ T32] r4:00000000 [ 1344.510844][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.510922][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.510979][ T32] 5d20: d026c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.511043][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.511099][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.511147][ T32] r5:800f0013 r4:80239bb0 [ 1344.511213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.511321][ T32] r4:82ac21e4 [ 1344.511366][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.511467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.511522][ T32] r4:e0585dc0 [ 1344.511581][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.511671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.511717][ T32] r4:00000000 [ 1344.511760][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.511890][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.511942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.512027][ T32] r5:00001000 r4:ed2cb000 [ 1344.512072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.512154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.512255][ T32] r5:843adb8c r4:843ad800 [ 1344.512319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.512441][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.512501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.512614][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.512665][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1344.512877][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.513189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.513712][ T32] task:kworker/0:202 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.514457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.514608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1344.514675][ T32] r4:00000000 [ 1344.514735][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.514807][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.514894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.514983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85460940 [ 1344.515036][ T32] r4:00000000 [ 1344.515080][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.515171][ T32] r9:83018005 r8:84eb4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1344.515232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.515329][ T32] r5:00001000 r4:ebc09000 [ 1344.515371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.515450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.515545][ T32] r5:84e1138c r4:84e11000 [ 1344.515594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.515685][ T32] r7:dddced80 r6:83018000 r5:84e1138c r4:84f56f80 [ 1344.515757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.515896][ T32] r10:61c88647 r9:84eb4800 r8:84f56fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.515958][ T32] r4:84f56f80 [ 1344.516000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.516095][ T32] r10:00000000 r9:84f56f80 r8:80287e08 r7:ebaede60 r6:85625000 r5:84eb4800 [ 1344.516176][ T32] r4:00000001 [ 1344.516226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.516339][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1344.516438][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.516504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.516577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.516640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.516689][ T32] r4:85460440 [ 1344.517141][ T32] INFO: task kworker/0:202:5534 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.517189][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.549556][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 9 printk messages dropped ** [ 1344.550403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1344.551030][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1344.551551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.551844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.552474][ T32] r10:8291a684 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:84eb2400 ** 8 printk messages dropped ** [ 1344.552969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.553558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.553780][ T32] r7:dddced80 r6:83018000 r5:84e10f8c r4:85625080 ** 4 printk messages dropped ** [ 1344.554053][ T32] r10:00000000 r9:85625080 r8:80287e08 r7:ebaede60 r6:85625100 r5:84eb2400 ** 10 printk messages dropped ** [ 1344.555397][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.556056][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1344.556509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1344.556999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.578719][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1344.579358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.580339][ T32] r4:84eb5400 ** 4 printk messages dropped ** [ 1344.580931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 ** 9 printk messages dropped ** [ 1344.581555][ T32] r5:00001000 r4:ebc15000 ** 4 printk messages dropped ** [ 1344.581880][ T32] r7:ddde2d80 r6:83018200 r5:8560138c r4:85611b80 ** 3 printk messages dropped ** [ 1344.582141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.582683][ T32] r4:85617b80 ** 1 printk messages dropped ** [ 1344.583448][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.583604][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.583725][ T32] Call trace: [ 1344.583775][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.583853][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.583889][ T32] r4:00000000 [ 1344.583941][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.584007][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.584075][ T32] 5d20: d0ae1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.584125][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.584167][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.584205][ T32] r5:800f0013 r4:80239bb0 [ 1344.584237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.584323][ T32] r4:82ac21e4 [ 1344.584359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.584472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.584559][ T32] r4:e0585dc0 [ 1344.584593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.584699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.584807][ T32] r4:00000000 [ 1344.584862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.584942][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.584976][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.585066][ T32] r5:00001000 r4:ed2cb000 [ 1344.585101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.585166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.585231][ T32] r5:843adb8c r4:843ad800 [ 1344.585291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.585370][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.585439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.585542][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.585620][ T32] r4:84f79100 [ 1344.585666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.585752][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.585917][ T32] r4:00000001 [ 1344.585966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.586053][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.586273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.586429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.586530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.586601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.586650][ T32] r4:84f605c0 [ 1344.586695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.586820][ T32] INFO: task kworker/1:998:5539 blocked for more than 471 seconds. [ 1344.586885][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.586930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.586974][ T32] task:kworker/1:998 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.587179][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.587280][ T32] Call trace: [ 1344.587412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.587566][ T32] r10:8291a684 r9:ebc31d84 r8:00000002 r7:60000113 r6:ebc31d8c r5:84eb6000 [ 1344.587637][ T32] r4:84eb6000 [ 1344.587750][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.611339][ T32] r5:84eb6000 r4:8291a680 [ 1344.611435][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.611537][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.611607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1344.611672][ T32] r4:00000000 [ 1344.611707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.611765][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.611826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.611892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e3f80 [ 1344.611956][ T32] r4:00000000 [ 1344.611991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.612070][ T32] r9:83018205 r8:84eb6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1344.612106][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.612208][ T32] r5:00001000 r4:ebc2d000 [ 1344.612245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.612345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.612418][ T32] r5:85601b8c r4:85601800 [ 1344.612452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.612530][ T32] r7:ddde2d80 r6:83018200 r5:85601b8c r4:85611c00 [ 1344.612564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.612640][ T32] r10:61c88647 r9:84eb6000 r8:85611c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.612704][ T32] r4:85611c00 [ 1344.612740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.612817][ T32] r10:00000000 r9:85611c00 r8:80287e08 r7:ebbf5e60 r6:85625200 r5:84eb6000 [ 1344.612887][ T32] r4:00000001 [ 1344.612984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.613052][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1344.613101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.613147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.613190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.613276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.613321][ T32] r4:85617e40 [ 1344.614076][ T32] INFO: task kworker/1:998:5539 is blocked on a mutex likely owned by task kworker/1:236:3730. ** 6 printk messages dropped ** [ 1344.614670][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 10 printk messages dropped ** [ 1344.615460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1344.616138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.617065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.638358][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.639037][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.639728][ T32] r5:00001000 r4:ebc45000 ** 4 printk messages dropped ** [ 1344.640047][ T32] r7:ddde2d80 r6:83018200 r5:8560238c r4:85611c80 ** 3 printk messages dropped ** [ 1344.640225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.640327][ T32] r10:00000000 r9:85611c80 r8:80287e08 r7:ebc31e60 r6:85625280 r5:84eb6c00 [ 1344.640368][ T32] r4:00000001 [ 1344.640401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.640462][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) [ 1344.640506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.640562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.640608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.640690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.640744][ T32] r4:85617e40 [ 1344.641451][ T32] INFO: task kworker/1:999:5541 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.641502][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.641606][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.641711][ T32] Call trace: [ 1344.641762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.641866][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.641915][ T32] r4:00000000 [ 1344.641947][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.642008][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.642066][ T32] 5d20: d12ed000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.642146][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.642238][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.642294][ T32] r5:800f0013 r4:80239bb0 [ 1344.642352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.642458][ T32] r4:82ac21e4 [ 1344.642494][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.642564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.642621][ T32] r4:e0585dc0 [ 1344.642657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.642735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.642774][ T32] r4:00000000 [ 1344.642828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.642903][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.642979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.643072][ T32] r5:00001000 r4:ed2cb000 [ 1344.643107][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.643172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.643244][ T32] r5:843adb8c r4:843ad800 [ 1344.643322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.643432][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.643471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1344.643874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.644440][ T32] INFO: task kworker/1:1000:5543 blocked for more than 471 seconds. ** 10 printk messages dropped ** [ 1344.645111][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.645844][ T32] r5:00001000 r4:ebc39000 ** 4 printk messages dropped ** [ 1344.646279][ T32] r7:ddde2d80 r6:83018200 r5:85601f8c r4:85611d00 [ 1344.646325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.646436][ T32] r10:61c88647 r9:84eb3c00 r8:85611d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.646479][ T32] r4:85611d00 [ 1344.646540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.646631][ T32] r10:00000000 r9:85611d00 r8:80287e08 r7:ebc3de60 r6:85625300 r5:84eb3c00 [ 1344.646670][ T32] r4:00000001 [ 1344.646700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.646755][ T32] Exception stack(0xebc49fb0 to 0xebc49ff8) [ 1344.646797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.646874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.646920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.646966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.647000][ T32] r4:85627100 [ 1344.647459][ T32] INFO: task kworker/1:1000:5543 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.647600][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.672802][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.672934][ T32] Call trace: [ 1344.673008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.673143][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.673219][ T32] r4:00000000 [ 1344.673282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.673381][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.673476][ T32] 5d20: d1417000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.673563][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.673625][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.673682][ T32] r5:800f0013 r4:80239bb0 [ 1344.673728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.673814][ T32] r4:82ac21e4 [ 1344.673886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.674005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.674074][ T32] r4:e0585dc0 [ 1344.674131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.674275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.674330][ T32] r4:00000000 [ 1344.674374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.674473][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.674521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.674610][ T32] r5:00001000 r4:ed2cb000 [ 1344.674656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.674739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.674825][ T32] r5:843adb8c r4:843ad800 [ 1344.674899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.675349][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1344.675691][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1344.676029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.676806][ T32] r10:8291a684 r9:ebc55d84 r8:00000002 r7:60000013 r6:ebc55d8c r5:84eb0000 ** 8 printk messages dropped ** [ 1344.677562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1344.702652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.702902][ T32] r4:85611d80 ** 4 printk messages dropped ** [ 1344.703204][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) ** 7 printk messages dropped ** [ 1344.704353][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.704899][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1344.705436][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.705611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.705695][ T32] r5:00001000 r4:ed2cb000 [ 1344.705738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.705819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.705977][ T32] r5:843adb8c r4:843ad800 [ 1344.706033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.706166][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.706275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.706381][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.706433][ T32] r4:84f79100 [ 1344.706496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.706599][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.706653][ T32] r4:00000001 [ 1344.706700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.706782][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.706843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.706913][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.706973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.707024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.707077][ T32] r4:84f605c0 [ 1344.707115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.707182][ T32] INFO: task kworker/0:204:5547 blocked for more than 471 seconds. [ 1344.707237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.707283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.707340][ T32] task:kworker/0:204 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.707420][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.707518][ T32] Call trace: [ 1344.724632][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.724828][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:8556ec00 [ 1344.724889][ T32] r4:8556ec00 [ 1344.724929][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.725001][ T32] r5:8556ec00 r4:8291a680 [ 1344.725039][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.725103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.725227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1344.725273][ T32] r4:00000000 [ 1344.725307][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.725392][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.725461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1344.725586][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.726075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.726321][ T32] r7:dddced80 r6:83018000 r5:84e10b8c r4:85625400 ** 2 printk messages dropped ** [ 1344.726513][ T32] r4:85625400 ** 4 printk messages dropped ** [ 1344.726939][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) ** 6 printk messages dropped ** [ 1344.742473][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.743738][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.744163][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.744550][ T32] r5:00001000 r4:ed2cb000 [ 1344.744603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.744703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.744823][ T32] r5:843adb8c r4:843ad800 [ 1344.744921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.745026][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.745076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.745171][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.745220][ T32] r4:84f79100 [ 1344.745272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.745371][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.745438][ T32] r4:00000001 [ 1344.745487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.745563][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.745620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.745675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.745753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.745842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.745915][ T32] r4:84f605c0 [ 1344.746025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.746093][ T32] INFO: task kworker/1:1002:5549 blocked for more than 471 seconds. [ 1344.746157][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.746273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.746326][ T32] task:kworker/1:1002 state:D stack:0 pid:5549 tgid:5549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.746424][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.746507][ T32] Call trace: [ 1344.746581][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.746674][ T32] r10:8291a684 r9:ebc6dd84 r8:00000002 r7:60000013 r6:ebc6dd8c r5:84f16000 [ 1344.746715][ T32] r4:84f16000 [ 1344.746747][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1344.746979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.762284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.762863][ T32] r7:ddde2d80 r6:83018200 r5:85602b8c r4:85611e00 ** 1 printk messages dropped ** [ 1344.763052][ T32] r10:61c88647 r9:84f16000 r8:85611e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.763711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.765258][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1344.765796][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.766318][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.766931][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1344.767429][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1344.784827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.785452][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.786165][ T32] r5:00001000 r4:ebc75000 ** 9 printk messages dropped ** [ 1344.786920][ T32] r10:00000000 r9:85611e80 r8:80287e08 r7:ebc6de60 r6:85625580 r5:84f15400 ** 14 printk messages dropped ** [ 1344.799419][ T32] r4:00000000 [ 1344.799464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.799562][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.799631][ T32] 5d20: d20e5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.799691][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.799743][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.799791][ T32] r5:800f0013 r4:80239bb0 [ 1344.799831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.799917][ T32] r4:82ac21e4 [ 1344.799982][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.800088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.800140][ T32] r4:e0585dc0 [ 1344.800184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.800276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.800328][ T32] r4:00000000 [ 1344.800374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.800468][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.800532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.800634][ T32] r5:00001000 r4:ed2cb000 [ 1344.800678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.800760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.800880][ T32] r5:843adb8c r4:843ad800 [ 1344.800962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.801088][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.801141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.801240][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.801303][ T32] r4:84f79100 [ 1344.801349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.801444][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.801567][ T32] r4:00000001 [ 1344.801626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.801705][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.801777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.801858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.801945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.802017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.802068][ T32] r4:84f605c0 [ 1344.802114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.802230][ T32] INFO: task kworker/1:1004:5553 blocked for more than 471 seconds. [ 1344.802319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.802372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.802417][ T32] task:kworker/1:1004 state:D stack:0 pid:5553 tgid:5553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.802510][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.802593][ T32] Call trace: [ 1344.802658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.802755][ T32] r10:8291a684 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:84c48000 ** 5 printk messages dropped ** [ 1344.803165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 ** 9 printk messages dropped ** [ 1344.803905][ T32] r5:00001000 r4:ebc81000 ** 4 printk messages dropped ** [ 1344.804282][ T32] r7:ddde2d80 r6:83018200 r5:8560338c r4:85611f00 [ 1344.804332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.804650][ T32] r10:00000000 r9:85611f00 r8:80287e08 r7:ebc79e60 r6:85625600 r5:84c48000 ** 9 printk messages dropped ** [ 1344.805750][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.806672][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.806897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 7 printk messages dropped ** [ 1344.807379][ T32] r5:843adb8c r4:843ad800 ** 7 printk messages dropped ** [ 1344.832186][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.832418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.832884][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.833543][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.834029][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.834382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1344.835053][ T32] Exception stack(0xebc91fb0 to 0xebc91ff8) ** 14 printk messages dropped ** [ 1344.836868][ T32] 5d20: d236d000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.836930][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.837000][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.837058][ T32] r5:800f0013 r4:80239bb0 [ 1344.837120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.837213][ T32] r4:82ac21e4 [ 1344.837261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.837362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.837437][ T32] r4:e0585dc0 [ 1344.837486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.858483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.858668][ T32] r4:00000000 [ 1344.858777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.858920][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1344.858972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.859072][ T32] r5:00001000 r4:ed2cb000 [ 1344.859119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.859228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.859350][ T32] r5:843adb8c r4:843ad800 [ 1344.859427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.859533][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.859581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.859719][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.859792][ T32] r4:84f79100 [ 1344.859870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.859977][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1344.860030][ T32] r4:00000001 [ 1344.860076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.860584][ T32] INFO: task kworker/0:205:5556 blocked for more than 471 seconds. ** 15 printk messages dropped ** [ 1344.861947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.862933][ T32] r7:dddced80 r6:83018000 r5:8571078c r4:85625700 ** 4 printk messages dropped ** [ 1344.863319][ T32] r10:00000000 r9:85625700 r8:80287e08 r7:ebaede60 r6:85625780 r5:84c49800 ** 18 printk messages dropped ** [ 1344.865585][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 22 printk messages dropped ** [ 1344.866979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1344.899061][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1344.900494][ T32] r5:00001000 r4:dfa9b000 ** 7 printk messages dropped ** [ 1344.901159][ T32] r4:8561e000 ** 9 printk messages dropped ** [ 1344.901881][ T32] r4:85627940 [ 1344.902661][ T32] INFO: task kworker/1:1006:5558 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1344.902744][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.902917][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.903057][ T32] Call trace: [ 1344.903150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.903253][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1344.903317][ T32] r4:00000000 [ 1344.903365][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.903447][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.903509][ T32] 5d20: d29b1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1344.903577][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.903632][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1344.903685][ T32] r5:800f0013 r4:80239bb0 [ 1344.903758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.903876][ T32] r4:82ac21e4 [ 1344.903954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.904102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.904175][ T32] r4:e0585dc0 [ 1344.904224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.904322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1344.904376][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.904622][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.904719][ T32] r5:00001000 r4:ed2cb000 [ 1344.904768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.904850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.904937][ T32] r5:843adb8c r4:843ad800 [ 1344.904981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.905116][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1344.905214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.905950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1344.907406][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1344.933678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.934241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1344.936426][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 13 printk messages dropped ** [ 1344.937273][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 16 printk messages dropped ** [ 1344.959493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1344.960674][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.960827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.960927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627840 [ 1344.960997][ T32] r4:00000000 [ 1344.961050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.961147][ T32] r9:83018205 r8:8563b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.961197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.961288][ T32] r5:00001000 r4:eaaab000 [ 1344.961343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.961442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.961536][ T32] r5:85603f8c r4:85603c00 [ 1344.961582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.961676][ T32] r7:ddde2d80 r6:83018200 r5:85603f8c r4:8561e200 [ 1344.961721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.961817][ T32] r10:61c88647 r9:8563b000 r8:8561e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.961867][ T32] r4:8561e200 [ 1344.961909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.962023][ T32] r10:00000000 r9:8561e200 r8:80287e08 r7:ebc91e60 r6:8561e280 r5:8563b000 ** 1 printk messages dropped ** [ 1344.962126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1344.964345][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 19 printk messages dropped ** [ 1344.965818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1344.966750][ T32] INFO: task kworker/0:206:5566 blocked for more than 471 seconds. [ 1344.966796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.966835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.966868][ T32] task:kworker/0:206 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.966987][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.967081][ T32] Call trace: [ 1344.967135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.967215][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000113 r6:ebc9dd8c r5:84c4a400 [ 1344.967271][ T32] r4:84c4a400 [ 1344.967334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.967405][ T32] r5:84c4a400 r4:8291a680 [ 1344.967458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.967536][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.979983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 ** 10 printk messages dropped ** [ 1344.980963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.981467][ T32] r10:61c88647 r9:84c4a400 r8:8562582c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1344.983475][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1344.984145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 19 printk messages dropped ** [ 1344.985315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1344.986609][ T32] r5:84c4b000 r4:8291a680 ** 11 printk messages dropped ** [ 1344.987366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.012837][ T32] r10:00000000 r9:8561e300 r8:80287e08 r7:ebc91e60 r6:85625900 r5:84c4b000 ** 18 printk messages dropped ** [ 1345.014098][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.014137][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.014219][ T32] r5:800f0013 r4:80239bb0 [ 1345.014266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.014335][ T32] r4:82ac21e4 [ 1345.014374][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.014433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.014460][ T32] r4:e0585dc0 [ 1345.014505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.014574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.014600][ T32] r4:00000000 [ 1345.014648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.014700][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.014722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.014776][ T32] r5:00001000 r4:ed2cb000 [ 1345.014799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.014841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.014906][ T32] r5:843adb8c r4:843ad800 [ 1345.014929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.014982][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.015005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.015071][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.015097][ T32] r4:84f79100 ** 2 printk messages dropped ** [ 1345.015238][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.015557][ T32] INFO: task kworker/1:1010:5571 blocked for more than 471 seconds. ** 15 printk messages dropped ** [ 1345.016214][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1345.016775][ T32] r7:ddde2d80 r6:83018200 r5:856a4b8c r4:8561e380 ** 6 printk messages dropped ** [ 1345.017051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1345.036490][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1345.036648][ T32] r4:82ac21e4 [ 1345.036686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.036733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.036757][ T32] r4:e0585dc0 [ 1345.036777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.036819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 6 printk messages dropped ** [ 1345.037177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1345.040552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1345.041287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 ** 14 printk messages dropped ** [ 1345.041889][ T32] r7:ddde2d80 r6:83018200 r5:85710b8c r4:8561e400 ** 5 printk messages dropped ** [ 1345.042121][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1345.043066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1345.043807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1345.044594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1345.045415][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1345.045861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.045911][ T32] r7:ddde2d80 r6:83018200 r5:856a4f8c r4:8561e480 [ 1345.045956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.046007][ T32] r10:61c88647 r9:84c4d400 r8:8561e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.046033][ T32] r4:8561e480 [ 1345.046142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.046220][ T32] r10:00000000 r9:8561e480 r8:80287e08 r7:ebcb9e60 r6:85625a80 r5:84c4d400 [ 1345.046248][ T32] r4:00000001 [ 1345.046287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.046329][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1345.046358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.046392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.046433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.046490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.046542][ T32] r4:856133c0 [ 1345.046837][ T32] INFO: task kworker/1:1012:5574 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.046908][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.046985][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.047098][ T32] Call trace: [ 1345.047131][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.047182][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.047206][ T32] r4:00000000 [ 1345.047225][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.047263][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.047298][ T32] 5d20: d376a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.047344][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.047426][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.047454][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.066121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 20 printk messages dropped ** [ 1345.067073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1345.078281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 ** 13 printk messages dropped ** [ 1345.078781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1345.080065][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1345.080570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 18 printk messages dropped ** [ 1345.081303][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1345.081428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.081460][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.081486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.081515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.081549][ T32] r4:84f605c0 [ 1345.081574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.081603][ T32] INFO: task kworker/1:1014:5577 blocked for more than 471 seconds. [ 1345.081636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.081661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.081732][ T32] task:kworker/1:1014 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.081823][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.082020][ T32] Call trace: [ 1345.082055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.082128][ T32] r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000113 r6:ebcc5d8c r5:84c4ec00 [ 1345.082213][ T32] r4:84c4ec00 [ 1345.082243][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.082294][ T32] r5:84c4ec00 r4:8291a680 [ 1345.082314][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.082358][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.082402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 ** 4 printk messages dropped ** [ 1345.082713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856137c0 ** 8 printk messages dropped ** [ 1345.082983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1345.083500][ T32] r4:856130c0 ** 10 printk messages dropped ** [ 1345.084162][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 20 printk messages dropped ** [ 1345.085025][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1345.085944][ T32] r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000113 r6:ebcd1d8c r5:856d9800 ** 17 printk messages dropped ** [ 1345.086701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1345.087245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1345.110650][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1345.111060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1345.111988][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.112038][ T32] Call trace: [ 1345.112070][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.112120][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:856d8c00 [ 1345.112143][ T32] r4:856d8c00 [ 1345.112164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.112206][ T32] r5:856d8c00 r4:8291a680 [ 1345.112226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.112265][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.112342][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1345.112371][ T32] r4:00000000 [ 1345.112404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.112467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.112505][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.112547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613b00 [ 1345.112571][ T32] r4:00000000 [ 1345.112590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.112636][ T32] r9:83018205 r8:856d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.112657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.112699][ T32] r5:00001000 r4:eb217000 [ 1345.112718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.112756][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.112827][ T32] r5:856a5f8c r4:856a5c00 ** 4 printk messages dropped ** [ 1345.113099][ T32] r4:8561e680 ** 9 printk messages dropped ** [ 1345.113495][ T32] r4:85613840 ** 10 printk messages dropped ** [ 1345.114361][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 20 printk messages dropped ** [ 1345.115079][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1345.115615][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1345.116176][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.116488][ T32] r5:856a6f8c r4:856a6c00 ** 11 printk messages dropped ** [ 1345.117074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1345.135730][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1345.136177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1345.136971][ T32] INFO: task kworker/1:1018:5585 blocked for more than 471 seconds. [ 1345.137034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.137065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.137088][ T32] task:kworker/1:1018 state:D stack:0 pid:5585 tgid:5585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.137137][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.137206][ T32] Call trace: [ 1345.137243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.137299][ T32] r10:8291a684 r9:ebce5d84 r8:00000002 r7:60000113 r6:ebce5d8c r5:856dbc00 [ 1345.137322][ T32] r4:856dbc00 [ 1345.137354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.137402][ T32] r5:856dbc00 r4:8291a680 [ 1345.137423][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.137467][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.137537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce5e08 [ 1345.137637][ T32] r4:00000000 [ 1345.150689][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.150818][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.150867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.150913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85613c80 [ 1345.150957][ T32] r4:00000000 [ 1345.151009][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.151093][ T32] r9:83018205 r8:856dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1345.151120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.151170][ T32] r5:00001000 r4:eb567000 [ 1345.151191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.151232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.151285][ T32] r5:856a638c r4:856a6000 [ 1345.151349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.151403][ T32] r7:ddde2d80 r6:83018200 r5:856a638c r4:8561e780 [ 1345.151432][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.151538][ T32] r4:8561e780 ** 9 printk messages dropped ** [ 1345.151945][ T32] r4:85613900 ** 8 printk messages dropped ** [ 1345.152920][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 10 printk messages dropped ** [ 1345.153393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 14 printk messages dropped ** [ 1345.153999][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1345.154242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.154270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.154347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.154435][ T32] r4:84f605c0 [ 1345.154461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.154493][ T32] INFO: task kworker/1:1019:5587 blocked for more than 471 seconds. [ 1345.154529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.154582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.154607][ T32] task:kworker/1:1019 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.154686][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.154730][ T32] Call trace: [ 1345.154768][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.154816][ T32] r10:8291a684 r9:ebcedd84 r8:00000002 r7:60000113 r6:ebcedd8c r5:856d8000 [ 1345.154840][ T32] r4:856d8000 [ 1345.154886][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.154936][ T32] r5:856d8000 r4:8291a680 ** 1 printk messages dropped ** [ 1345.155022][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1345.155313][ T32] r4:00000000 [ 1345.155334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.155379][ T32] r9:83018205 r8:856d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1345.155407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.155476][ T32] r5:00001000 r4:eb5d5000 [ 1345.155501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.155544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.155621][ T32] r5:856a678c r4:856a6400 [ 1345.155658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.155711][ T32] r7:ddde2d80 r6:83018200 r5:856a678c r4:8561e800 [ 1345.155736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.155961][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.156247][ T32] r4:85613cc0 ** 6 printk messages dropped ** [ 1345.156930][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.157097][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 11 printk messages dropped ** [ 1345.157563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1345.180196][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 11 printk messages dropped ** [ 1345.180909][ T32] Call trace: ** 8 printk messages dropped ** [ 1345.181419][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.181941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.182315][ T32] r4:8561e880 ** 9 printk messages dropped ** [ 1345.183049][ T32] r4:85613b80 ** 9 printk messages dropped ** [ 1345.184155][ T32] 5d20: d497a000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 1 printk messages dropped ** [ 1345.184208][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.184258][ T32] r5:800f0013 r4:80239bb0 [ 1345.184605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.184677][ T32] r4:82ac21e4 [ 1345.184701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.184745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.184796][ T32] r4:e0585dc0 [ 1345.184819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.184861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.184888][ T32] r4:00000000 [ 1345.184915][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.185095][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.185123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.185167][ T32] r5:00001000 r4:ed2cb000 [ 1345.185188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.185226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.185267][ T32] r5:843adb8c r4:843ad800 [ 1345.185307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.185359][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.185523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.185685][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 9 printk messages dropped ** [ 1345.186086][ T32] INFO: task kworker/1:1021:5591 blocked for more than 471 seconds. ** 6 printk messages dropped ** [ 1345.186409][ T32] r10:8291a684 r9:ebcfdd84 r8:00000002 r7:60000113 r6:ebcfdd8c r5:856de000 ** 6 printk messages dropped ** [ 1345.186658][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.186864][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.187264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.187319][ T32] r5:856a778c r4:856a7400 ** 1 printk messages dropped ** [ 1345.187419][ T32] r7:ddde2d80 r6:83018200 r5:856a778c r4:8561e900 ** 4 printk messages dropped ** [ 1345.187714][ T32] r10:00000000 r9:8561e900 r8:80287e08 r7:ebce1e60 r6:85625f00 r5:856de000 ** 7 printk messages dropped ** [ 1345.204398][ T32] r4:85613ec0 [ 1345.204858][ T32] INFO: task kworker/1:1021:5591 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.204899][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.204972][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.205023][ T32] Call trace: [ 1345.205084][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.205139][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.205187][ T32] r4:00000000 [ 1345.205229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.205302][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.205346][ T32] 5d20: d4cb6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.205378][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.205403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.205427][ T32] r5:800f0013 r4:80239bb0 [ 1345.205473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.205546][ T32] r4:82ac21e4 [ 1345.205570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.205626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.205668][ T32] r4:e0585dc0 [ 1345.205692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.205779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.205805][ T32] r4:00000000 [ 1345.205825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.205871][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.205894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.205936][ T32] r5:00001000 r4:ed2cb000 [ 1345.206007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.206052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.206158][ T32] r5:843adb8c r4:843ad800 [ 1345.206182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.206281][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.206333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.206411][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.206438][ T32] r4:84f79100 [ 1345.206459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.206506][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.206529][ T32] r4:00000001 [ 1345.206596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.206647][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.206687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.206717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.206743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.206771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.206795][ T32] r4:84f605c0 [ 1345.206816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.206916][ T32] INFO: task kworker/1:1022:5593 blocked for more than 471 seconds. [ 1345.206954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.206979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.207000][ T32] task:kworker/1:1022 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.207047][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.207114][ T32] Call trace: [ 1345.207279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.207638][ T32] r10:8291a684 r9:ebd05d84 r8:00000002 r7:60000013 r6:ebd05d8c r5:856dd400 [ 1345.222932][ T32] r4:856dd400 [ 1345.222980][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.223052][ T32] r5:856dd400 r4:8291a680 [ 1345.223074][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.223128][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.223178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd05e08 [ 1345.223203][ T32] r4:00000000 [ 1345.223223][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.223259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.223330][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.223428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856178c0 [ 1345.223479][ T32] r4:00000000 [ 1345.223503][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.223551][ T32] r9:83018205 r8:856dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1345.223643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.223694][ T32] r5:00001000 r4:eb7a3000 [ 1345.223715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.223755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.223841][ T32] r5:856a738c r4:856a7000 [ 1345.223866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.223914][ T32] r7:ddde2d80 r6:83018200 r5:856a738c r4:8561e980 [ 1345.223935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.223983][ T32] r10:61c88647 r9:856dd400 r8:8561e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.224324][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.225245][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1345.225579][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.225816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.225842][ T32] r4:00000000 [ 1345.225864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.225911][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.225933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.225975][ T32] r5:00001000 r4:ed2cb000 [ 1345.225995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.226035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.226076][ T32] r5:843adb8c r4:843ad800 [ 1345.226096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.226170][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.226222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.226272][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.226306][ T32] r4:84f79100 [ 1345.226325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.226372][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.226396][ T32] r4:00000001 [ 1345.226414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.226462][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.226496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.226525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.226551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.226579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.226601][ T32] r4:84f605c0 [ 1345.226621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.226650][ T32] INFO: task kworker/1:1024:5597 blocked for more than 471 seconds. [ 1345.226684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.226732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.226757][ T32] task:kworker/1:1024 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.226828][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.226895][ T32] Call trace: [ 1345.226929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.226976][ T32] r10:8291a684 r9:ebd1dd84 r8:00000002 r7:60000113 r6:ebd1dd8c r5:84d50c00 [ 1345.226999][ T32] r4:84d50c00 [ 1345.227018][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.227101][ T32] r5:84d50c00 r4:8291a680 [ 1345.227174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1345.227265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 ** 9 printk messages dropped ** [ 1345.241240][ T32] r5:00001000 r4:eb827000 ** 2 printk messages dropped ** [ 1345.241357][ T32] r5:856a7b8c r4:856a7800 [ 1345.241377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.241526][ T32] r10:61c88647 r9:84d50c00 r8:8561eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.242013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.242942][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1345.243213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.243647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1345.244093][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.244431][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1345.244543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.244836][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.245233][ T32] r5:84d53c00 r4:8291a680 ** 3 printk messages dropped ** [ 1345.245381][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.245803][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.246101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.246273][ T32] r7:dddced80 r6:83018000 r5:8571278c r4:8566e180 ** 4 printk messages dropped ** [ 1345.246469][ T32] r10:00000000 r9:8566e180 r8:80287e08 r7:ebaede60 r6:8566e200 r5:84d53c00 ** 5 printk messages dropped ** [ 1345.246654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.247121][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.247404][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1345.270713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1345.271069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.271453][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 6 printk messages dropped ** [ 1345.271705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.271960][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.272005][ T32] Call trace: [ 1345.272056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.272109][ T32] r10:8291a684 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:84d54800 [ 1345.272134][ T32] r4:84d54800 [ 1345.272154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.272196][ T32] r5:84d54800 r4:8291a680 [ 1345.272217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.272271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.272324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 [ 1345.272347][ T32] r4:00000000 [ 1345.272366][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.272401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.272434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.272475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567ff40 [ 1345.272497][ T32] r4:00000000 [ 1345.272517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.272559][ T32] r9:83018005 r8:84d54800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1345.272581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.272621][ T32] r5:00001000 r4:eb86f000 [ 1345.272641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.272678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.272718][ T32] r5:85711f8c r4:85711c00 [ 1345.272738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.272782][ T32] r7:dddced80 r6:83018000 r5:85711f8c r4:8566e280 [ 1345.272803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.272849][ T32] r10:61c88647 r9:84d54800 r8:8566e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.272872][ T32] r4:8566e280 [ 1345.272891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.272948][ T32] r10:00000000 r9:8566e280 r8:80287e08 r7:ebd21e60 r6:8566e300 r5:84d54800 [ 1345.272977][ T32] r4:00000001 [ 1345.272997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.273033][ T32] Exception stack(0xebd49fb0 to 0xebd49ff8) [ 1345.273059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.273086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.273113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.273142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.273165][ T32] r4:8567f000 [ 1345.273623][ T32] INFO: task kworker/0:208:5621 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.273659][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.273717][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.273762][ T32] Call trace: [ 1345.273793][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.273843][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.273866][ T32] r4:00000000 [ 1345.273898][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.273942][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.273971][ T32] 5d20: d572a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.274013][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.274045][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.274092][ T32] r5:800f0013 r4:80239bb0 [ 1345.274118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.274163][ T32] r4:82ac21e4 [ 1345.274184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.274259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.274293][ T32] r4:e0585dc0 [ 1345.274313][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.274371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.274399][ T32] r4:00000000 [ 1345.274455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.274504][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.274541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.274599][ T32] r5:00001000 r4:ed2cb000 [ 1345.274623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.274663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.274703][ T32] r5:843adb8c r4:843ad800 [ 1345.274723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.274771][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.274793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.274839][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.274862][ T32] r4:84f79100 [ 1345.274881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.274926][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.274950][ T32] r4:00000001 [ 1345.274993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.275056][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.275086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.275117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.275144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.275185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.275210][ T32] r4:84f605c0 [ 1345.275231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.275257][ T32] INFO: task kworker/0:209:5669 blocked for more than 471 seconds. [ 1345.275291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.275339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.275364][ T32] task:kworker/0:209 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.275411][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.275481][ T32] Call trace: [ 1345.275513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.275561][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:84d56000 [ 1345.275585][ T32] r4:84d56000 [ 1345.275605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.275646][ T32] r5:84d56000 r4:8291a680 [ 1345.275666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.275703][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.275790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1345.275818][ T32] r4:00000000 [ 1345.275840][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.275899][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.275937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.275978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567fc40 [ 1345.276001][ T32] r4:00000000 [ 1345.276022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.276067][ T32] r9:83018005 r8:84d56000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1345.276119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.276181][ T32] r5:00001000 r4:eb88d000 [ 1345.276205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.276247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.276301][ T32] r5:8571238c r4:85712000 [ 1345.276341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.276400][ T32] r7:dddced80 r6:83018000 r5:8571238c r4:8566e380 [ 1345.276425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.276472][ T32] r10:61c88647 r9:84d56000 r8:8566e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.276496][ T32] r4:8566e380 [ 1345.276516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.276560][ T32] r10:00000000 r9:8566e380 r8:80287e08 r7:ebd21e60 r6:8566e400 r5:84d56000 [ 1345.276583][ T32] r4:00000001 [ 1345.276618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.276658][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1345.276685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.276714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.276741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.276805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.276831][ T32] r4:8567fdc0 [ 1345.277088][ T32] INFO: task kworker/0:209:5669 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.277120][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.277197][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.277242][ T32] Call trace: [ 1345.277300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.277355][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.277379][ T32] r4:00000000 [ 1345.277398][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.277438][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.277469][ T32] 5d20: d572a000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.277504][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.277543][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.277640][ T32] r5:800f0013 r4:80239bb0 [ 1345.288251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.288351][ T32] r4:82ac21e4 [ 1345.288376][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.288421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.288445][ T32] r4:e0585dc0 [ 1345.288465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.288508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.288533][ T32] r4:00000000 [ 1345.288618][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.288671][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.288823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.288899][ T32] r5:00001000 r4:ed2cb000 [ 1345.288994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.289066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.289114][ T32] r5:843adb8c r4:843ad800 [ 1345.289136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.289189][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.289211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.289258][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.289287][ T32] r4:84f79100 [ 1345.289307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.289355][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.289377][ T32] r4:00000001 [ 1345.289445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.289534][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.289568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.289602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.289643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.289689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.289714][ T32] r4:84f605c0 [ 1345.289739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.289770][ T32] INFO: task kworker/0:210:5670 blocked for more than 471 seconds. [ 1345.289804][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.289829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.289851][ T32] task:kworker/0:210 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.289911][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.289957][ T32] Call trace: [ 1345.289990][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.290044][ T32] r10:8291a684 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:84d55400 [ 1345.290068][ T32] r4:84d55400 [ 1345.290088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.290132][ T32] r5:84d55400 r4:8291a680 [ 1345.290154][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.290243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.290301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1345.290326][ T32] r4:00000000 [ 1345.290346][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.290397][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.290443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1345.290644][ T32] r9:83018005 r8:84d55400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1345.290879][ T32] r5:856b738c r4:856b7000 [ 1345.290900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.290944][ T32] r7:dddced80 r6:83018000 r5:856b738c r4:8566e480 ** 1 printk messages dropped ** [ 1345.291021][ T32] r10:61c88647 r9:84d55400 r8:8566e4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1345.291157][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.291306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.291858][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.292208][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1345.292265][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.292311][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.292390][ T32] r5:800f0013 r4:80239bb0 [ 1345.292414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.292471][ T32] r4:82ac21e4 [ 1345.292520][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.292568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.292617][ T32] r4:e0585dc0 [ 1345.292640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.292684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.292706][ T32] r4:00000000 [ 1345.292726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.292772][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.292817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.292865][ T32] r5:00001000 r4:ed2cb000 [ 1345.292910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.292977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.293027][ T32] r5:843adb8c r4:843ad800 [ 1345.293048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.293095][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.293116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.293162][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.293185][ T32] r4:84f79100 [ 1345.293244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.293302][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.293325][ T32] r4:00000001 [ 1345.293366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.293446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.293479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.293533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.293562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.293591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.293660][ T32] r4:84f605c0 [ 1345.293697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.293726][ T32] INFO: task kworker/0:211:5673 blocked for more than 471 seconds. [ 1345.293756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.293780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.293803][ T32] task:kworker/0:211 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.293847][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.293918][ T32] Call trace: [ 1345.293977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.294031][ T32] r10:8291a684 r9:ebdbdd84 r8:00000002 r7:60000013 r6:ebdbdd8c r5:84d53000 [ 1345.294083][ T32] r4:84d53000 [ 1345.294122][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.294170][ T32] r5:84d53000 r4:8291a680 [ 1345.294241][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.294303][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.294346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdbde08 [ 1345.294394][ T32] r4:00000000 [ 1345.294416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.294456][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.294490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.294531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765300 [ 1345.294554][ T32] r4:00000000 [ 1345.294629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.294679][ T32] r9:83018005 r8:84d53000 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1345.294721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.294770][ T32] r5:00001000 r4:e0123000 [ 1345.294791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.294829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.294884][ T32] r5:84e12f8c r4:84e12c00 [ 1345.294933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.295012][ T32] r7:dddced80 r6:83018000 r5:84e12f8c r4:8566e580 [ 1345.295065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.295140][ T32] r10:61c88647 r9:84d53000 r8:8566e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.295167][ T32] r4:8566e580 [ 1345.295187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.295233][ T32] r10:00000000 r9:8566e580 r8:80287e08 r7:ebd7de60 r6:8566e600 r5:84d53000 [ 1345.295256][ T32] r4:00000001 [ 1345.295284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.295321][ T32] Exception stack(0xebdbdfb0 to 0xebdbdff8) [ 1345.295359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.295453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.295483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.295537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.295617][ T32] r4:8567fc00 [ 1345.295889][ T32] INFO: task kworker/0:211:5673 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.295921][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.296085][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.296179][ T32] Call trace: [ 1345.296238][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.296337][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.296365][ T32] r4:00000000 [ 1345.296385][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.296434][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.296465][ T32] 5d20: d58e6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.296494][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.296521][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.296598][ T32] r5:800f0013 r4:80239bb0 [ 1345.296623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.296782][ T32] r4:82ac21e4 [ 1345.296836][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.296883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.296907][ T32] r4:e0585dc0 [ 1345.296931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.296976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.297051][ T32] r4:00000000 [ 1345.297126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.297208][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.297240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.297354][ T32] r5:00001000 r4:ed2cb000 [ 1345.297454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.297498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.297677][ T32] r5:843adb8c r4:843ad800 [ 1345.324139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.324240][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.324284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.324341][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.324366][ T32] r4:84f79100 [ 1345.324481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.324603][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.324639][ T32] r4:00000001 [ 1345.324659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.324700][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.324731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.324772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.324825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.324858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.324881][ T32] r4:84f605c0 [ 1345.324931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.324966][ T32] INFO: task kworker/0:212:5674 blocked for more than 471 seconds. [ 1345.325000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.325026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.325049][ T32] task:kworker/0:212 state:D stack:0 pid:5674 tgid:5674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.325132][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.325189][ T32] Call trace: [ 1345.325301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.325418][ T32] r10:8291a684 r9:ebdc1d84 r8:00000002 r7:60000113 r6:ebdc1d8c r5:84d50000 [ 1345.325445][ T32] r4:84d50000 [ 1345.325466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.325550][ T32] r5:84d50000 r4:8291a680 [ 1345.325576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.325616][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.325659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc1e08 [ 1345.325681][ T32] r4:00000000 [ 1345.325714][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.325753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.325791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.325832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473da80 [ 1345.325938][ T32] r4:00000000 [ 1345.325963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.326028][ T32] r9:83018005 r8:84d50000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1345.326054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.326097][ T32] r5:00001000 r4:eac01000 [ 1345.326118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.326159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.326249][ T32] r5:85712f8c r4:85712c00 [ 1345.326272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.326330][ T32] r7:dddced80 r6:83018000 r5:85712f8c r4:8566e680 [ 1345.326351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.326397][ T32] r10:61c88647 r9:84d50000 r8:8566e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.326421][ T32] r4:8566e680 [ 1345.326469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.326530][ T32] r10:00000000 r9:8566e680 r8:80287e08 r7:ebdbde60 r6:8566e700 r5:84d50000 [ 1345.326556][ T32] r4:00000001 [ 1345.326587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.326628][ T32] Exception stack(0xebdc1fb0 to 0xebdc1ff8) [ 1345.326667][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.326699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.326727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.326755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.326777][ T32] r4:8567fc00 [ 1345.327212][ T32] INFO: task kworker/0:212:5674 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.327245][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.327359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.327406][ T32] Call trace: [ 1345.327437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.327497][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.327525][ T32] r4:00000000 [ 1345.327546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.334371][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.334470][ T32] 5d20: d5d70000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.334523][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.334579][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.334663][ T32] r5:800f0013 r4:80239bb0 [ 1345.334691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.334776][ T32] r4:82ac21e4 [ 1345.334801][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.334846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.334870][ T32] r4:e0585dc0 [ 1345.334890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.334964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.334991][ T32] r4:00000000 [ 1345.335025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.335077][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.335125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.335199][ T32] r5:00001000 r4:ed2cb000 [ 1345.335224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.335296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.335353][ T32] r5:843adb8c r4:843ad800 [ 1345.335376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.335425][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.335447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.335519][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.335553][ T32] r4:84f79100 [ 1345.335586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.335639][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.335689][ T32] r4:00000001 [ 1345.335737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.335778][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.335810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.335852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.335888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.335919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.335944][ T32] r4:84f605c0 [ 1345.335967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.335996][ T32] INFO: task kworker/0:213:5684 blocked for more than 471 seconds. [ 1345.336034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.336059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.336108][ T32] task:kworker/0:213 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.336227][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.336308][ T32] Call trace: [ 1345.336374][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.336438][ T32] r10:8291a684 r9:ebdc5d84 r8:00000002 r7:60000113 r6:ebdc5d8c r5:84d51800 [ 1345.336463][ T32] r4:84d51800 [ 1345.336484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.336526][ T32] r5:84d51800 r4:8291a680 [ 1345.336546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.336598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.336685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc5e08 [ 1345.336732][ T32] r4:00000000 [ 1345.336754][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.336816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.336880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.336924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758d40 [ 1345.336997][ T32] r4:00000000 [ 1345.337026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.337104][ T32] r9:83018005 r8:84d51800 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1345.337221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.337267][ T32] r5:00001000 r4:dfae3000 [ 1345.337344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.337391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.337459][ T32] r5:85713b8c r4:85713800 [ 1345.337511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.337689][ T32] r7:dddced80 r6:83018000 r5:85713b8c r4:8566e780 [ 1345.352529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.352656][ T32] r10:61c88647 r9:84d51800 r8:8566e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.352683][ T32] r4:8566e780 [ 1345.352717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.352783][ T32] r10:00000000 r9:8566e780 r8:80287e08 r7:ebdbde60 r6:8566e800 r5:84d51800 [ 1345.352810][ T32] r4:00000001 [ 1345.352831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.352876][ T32] Exception stack(0xebdc5fb0 to 0xebdc5ff8) [ 1345.352907][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.352985][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.353017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.353048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.353096][ T32] r4:8473d9c0 [ 1345.353589][ T32] INFO: task kworker/0:213:5684 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.353641][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.353768][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.353819][ T32] Call trace: [ 1345.353852][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.353929][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.353958][ T32] r4:00000000 [ 1345.353979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.354021][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.354099][ T32] 5d20: d5f6f000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.354132][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.354158][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.354182][ T32] r5:800f0013 r4:80239bb0 [ 1345.354241][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.354294][ T32] r4:82ac21e4 [ 1345.354337][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.354409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.354448][ T32] r4:e0585dc0 [ 1345.354471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.354514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.354537][ T32] r4:00000000 [ 1345.354557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.354627][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.354655][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.354726][ T32] r5:00001000 r4:ed2cb000 [ 1345.354752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.354849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.354921][ T32] r5:843adb8c r4:843ad800 [ 1345.354945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.354998][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.355021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.355075][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.355099][ T32] r4:84f79100 [ 1345.355143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.355194][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.355217][ T32] r4:00000001 [ 1345.355262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.355309][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.355337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.355366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.355393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.355421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.355443][ T32] r4:84f605c0 [ 1345.355540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.355585][ T32] INFO: task kworker/0:214:5783 blocked for more than 471 seconds. [ 1345.355621][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.355646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.355693][ T32] task:kworker/0:214 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.355838][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.355997][ T32] Call trace: [ 1345.356036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.356087][ T32] r10:8291a684 r9:ebe19d84 r8:00000002 r7:60000013 r6:ebe19d8c r5:84d23000 [ 1345.356109][ T32] r4:84d23000 [ 1345.356155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.356202][ T32] r5:84d23000 r4:8291a680 [ 1345.356251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.356305][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.356350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 [ 1345.356372][ T32] r4:00000000 [ 1345.356391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.356426][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.356459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.356499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857651c0 [ 1345.356546][ T32] r4:00000000 [ 1345.356570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.356615][ T32] r9:83018005 r8:84d23000 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1345.356639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.356681][ T32] r5:00001000 r4:dfb1f000 [ 1345.356751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.356807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.356852][ T32] r5:85713f8c r4:85713c00 [ 1345.356875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.356921][ T32] r7:dddced80 r6:83018000 r5:85713f8c r4:8566e880 [ 1345.356941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.356993][ T32] r10:61c88647 r9:84d23000 r8:8566e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.357017][ T32] r4:8566e880 [ 1345.357037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.357080][ T32] r10:00000000 r9:8566e880 r8:80287e08 r7:ebdbde60 r6:8566e900 r5:84d23000 [ 1345.357127][ T32] r4:00000001 [ 1345.357175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.357215][ T32] Exception stack(0xebe19fb0 to 0xebe19ff8) [ 1345.357242][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.357282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.357313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.357342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.357363][ T32] r4:85083380 [ 1345.371068][ T32] INFO: task kworker/0:214:5783 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.371222][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.371338][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.371410][ T32] Call trace: [ 1345.371451][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.371536][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.371565][ T32] r4:00000000 [ 1345.371612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.371658][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.371689][ T32] 5d20: d63f1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.371717][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.371778][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.371807][ T32] r5:800f0013 r4:80239bb0 [ 1345.371834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.371878][ T32] r4:82ac21e4 [ 1345.371924][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.371971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.371994][ T32] r4:e0585dc0 [ 1345.372014][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.372067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.372095][ T32] r4:00000000 [ 1345.372116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.372186][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.372213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.372258][ T32] r5:00001000 r4:ed2cb000 [ 1345.372284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.372325][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.372367][ T32] r5:843adb8c r4:843ad800 [ 1345.372414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.372537][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.372563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.372612][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.372637][ T32] r4:84f79100 [ 1345.372657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.372703][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.372725][ T32] r4:00000001 [ 1345.372744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.372780][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.372834][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.372866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.372893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.372921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.372943][ T32] r4:84f605c0 [ 1345.372966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.372997][ T32] INFO: task kworker/0:215:5786 blocked for more than 471 seconds. [ 1345.373030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.373054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.373075][ T32] task:kworker/0:215 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.373162][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.373224][ T32] Call trace: [ 1345.373267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.373323][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:84d22400 [ 1345.373371][ T32] r4:84d22400 [ 1345.373395][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.373438][ T32] r5:84d22400 r4:8291a680 [ 1345.373459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.373498][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.373539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1345.373579][ T32] r4:00000000 [ 1345.373603][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.373662][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.373720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.373789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765600 [ 1345.373815][ T32] r4:00000000 [ 1345.373842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.373888][ T32] r9:83018005 r8:84d22400 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1345.373910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.374005][ T32] r5:00001000 r4:eaf63000 [ 1345.374029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.374121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.374207][ T32] r5:84e1278c r4:84e12400 [ 1345.374238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.374290][ T32] r7:dddced80 r6:83018000 r5:84e1278c r4:8566e980 [ 1345.374336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.374402][ T32] r10:61c88647 r9:84d22400 r8:8566e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.374435][ T32] r4:8566e980 [ 1345.374454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.374501][ T32] r10:00000000 r9:8566e980 r8:80287e08 r7:ebdbde60 r6:8566ea00 r5:84d22400 [ 1345.374526][ T32] r4:00000001 [ 1345.374545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.374580][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1345.374632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.374690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.374720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.374781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.374822][ T32] r4:85765180 [ 1345.375229][ T32] INFO: task kworker/0:215:5786 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.375260][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.375342][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.375413][ T32] Call trace: [ 1345.375444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.375507][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.375535][ T32] r4:00000000 [ 1345.375554][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.375594][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.375627][ T32] 5d20: d63f1000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.375658][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.375688][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.375713][ T32] r5:800f0013 r4:80239bb0 [ 1345.375758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.375803][ T32] r4:82ac21e4 [ 1345.375824][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.375872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.375896][ T32] r4:e0585dc0 [ 1345.375915][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.375956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.375980][ T32] r4:00000000 [ 1345.376000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.376059][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.376099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.376171][ T32] r5:00001000 r4:ed2cb000 [ 1345.376195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.376235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.376287][ T32] r5:843adb8c r4:843ad800 [ 1345.376309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.376380][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.376406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.376455][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.376477][ T32] r4:84f79100 [ 1345.376521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.376572][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.376643][ T32] r4:00000001 [ 1345.376726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.376770][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.376823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.376857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.376997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.377030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.377053][ T32] r4:84f605c0 [ 1345.377075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.377102][ T32] INFO: task kworker/0:216:5787 blocked for more than 471 seconds. [ 1345.377149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.377204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.377417][ T32] task:kworker/0:216 state:D stack:0 pid:5787 tgid:5787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.377503][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.400487][ T32] Call trace: [ 1345.400601][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.400685][ T32] r10:8291a684 r9:ebdc9d84 r8:00000002 r7:60000113 r6:ebdc9d8c r5:84d23c00 [ 1345.400710][ T32] r4:84d23c00 [ 1345.400731][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.400774][ T32] r5:84d23c00 r4:8291a680 [ 1345.400795][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.400836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.400877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdc9e08 [ 1345.400899][ T32] r4:00000000 [ 1345.400918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.400951][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.400989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.401032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765400 [ 1345.401054][ T32] r4:00000000 [ 1345.401074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.401120][ T32] r9:83018005 r8:84d23c00 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1345.401143][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.401187][ T32] r5:00001000 r4:eada3000 [ 1345.401208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.401248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.401299][ T32] r5:84e12b8c r4:84e12800 [ 1345.401320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.401368][ T32] r7:dddced80 r6:83018000 r5:84e12b8c r4:8566ea80 [ 1345.401441][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.401496][ T32] r10:61c88647 r9:84d23c00 r8:8566eaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.401519][ T32] r4:8566ea80 [ 1345.401539][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.401585][ T32] r10:00000000 r9:8566ea80 r8:80287e08 r7:ec86de60 r6:8566eb00 r5:84d23c00 [ 1345.401607][ T32] r4:00000001 [ 1345.401627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.401664][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) [ 1345.401693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.401736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.401861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.401897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.401921][ T32] r4:85765180 [ 1345.402384][ T32] INFO: task kworker/0:216:5787 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.402420][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.402497][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.402632][ T32] Call trace: [ 1345.402664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.402716][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.402740][ T32] r4:00000000 [ 1345.402759][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.402798][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.402826][ T32] 5d20: d67db000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.402854][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.402893][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.402921][ T32] r5:800f0013 r4:80239bb0 [ 1345.402942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.402998][ T32] r4:82ac21e4 [ 1345.403023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.403066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.403089][ T32] r4:e0585dc0 [ 1345.403108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.403148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.403177][ T32] r4:00000000 [ 1345.403198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.403243][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.403265][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.403314][ T32] r5:00001000 r4:ed2cb000 [ 1345.403334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.403373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.403497][ T32] r5:843adb8c r4:843ad800 [ 1345.403521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.403570][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.403591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.403639][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.403661][ T32] r4:84f79100 [ 1345.403689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.403785][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.403895][ T32] r4:00000001 [ 1345.403928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.403966][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.403997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.404028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.404054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.404082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.404104][ T32] r4:84f605c0 [ 1345.404125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.404167][ T32] INFO: task kworker/0:217:5790 blocked for more than 471 seconds. [ 1345.404205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.404232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.404557][ T32] task:kworker/0:217 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.404625][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.404670][ T32] Call trace: [ 1345.404702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.404750][ T32] r10:8291a684 r9:ebe7dd84 r8:00000002 r7:60000113 r6:ebe7dd8c r5:84d24800 [ 1345.404772][ T32] r4:84d24800 [ 1345.404792][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.404833][ T32] r5:84d24800 r4:8291a680 [ 1345.404853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.404891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.404932][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe7de08 [ 1345.404968][ T32] r4:00000000 [ 1345.404992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.405029][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.405064][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.405104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857656c0 [ 1345.405126][ T32] r4:00000000 [ 1345.405146][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.405191][ T32] r9:83018005 r8:84d24800 r7:00000000 r6:83018000 r5:00001000 r4:7f179000 [ 1345.405213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.405253][ T32] r5:00001000 r4:eb07f000 [ 1345.405273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.405381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.405590][ T32] r5:84e1238c r4:84e12000 [ 1345.405659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.405712][ T32] r7:dddced80 r6:83018000 r5:84e1238c r4:8566eb80 [ 1345.405734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.405783][ T32] r10:61c88647 r9:84d24800 r8:8566ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.405916][ T32] r4:8566eb80 [ 1345.405940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.405986][ T32] r10:00000000 r9:8566eb80 r8:80287e08 r7:ec86de60 r6:8566ec00 r5:84d24800 [ 1345.406023][ T32] r4:00000001 [ 1345.406045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.406080][ T32] Exception stack(0xebe7dfb0 to 0xebe7dff8) [ 1345.406109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.406138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.406224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.406273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.406322][ T32] r4:85765480 [ 1345.406585][ T32] INFO: task kworker/0:217:5790 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.406634][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.406696][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.406739][ T32] Call trace: [ 1345.406768][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.406817][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.406841][ T32] r4:00000000 [ 1345.406861][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.406902][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.406930][ T32] 5d20: d67db000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.406959][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.406984][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.407022][ T32] r5:800f0013 r4:80239bb0 [ 1345.407048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.407091][ T32] r4:82ac21e4 [ 1345.407136][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.407183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.407206][ T32] r4:e0585dc0 [ 1345.407257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.407312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.407335][ T32] r4:00000000 [ 1345.407355][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.407400][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.407493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.407546][ T32] r5:00001000 r4:ed2cb000 [ 1345.407659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.422053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.422149][ T32] r5:843adb8c r4:843ad800 [ 1345.422173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.422255][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.422289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.422339][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.422363][ T32] r4:84f79100 [ 1345.422384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.422431][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.422455][ T32] r4:00000001 [ 1345.422503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.422547][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.422580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.422610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.422733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1345.422850][ T32] task:kworker/0:218 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.422909][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.422971][ T32] Call trace: [ 1345.423004][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.423060][ T32] r10:8291a684 r9:ec7b1d84 r8:00000002 r7:60000113 r6:ec7b1d8c r5:84d25400 [ 1345.423085][ T32] r4:84d25400 [ 1345.423106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.423150][ T32] r5:84d25400 r4:8291a680 [ 1345.423170][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.423209][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.423250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1345.423274][ T32] r4:00000000 [ 1345.423300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.423334][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.423373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.423426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765880 [ 1345.423452][ T32] r4:00000000 [ 1345.423484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.423537][ T32] r9:83018005 r8:84d25400 r7:00000000 r6:83018000 r5:00001000 r4:7f17b000 [ 1345.423582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.423629][ T32] r5:00001000 r4:eb191000 [ 1345.423698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.423742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.423784][ T32] r5:84e11f8c r4:84e11c00 [ 1345.423828][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.423877][ T32] r7:dddced80 r6:83018000 r5:84e11f8c r4:8566ec80 [ 1345.423899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.423951][ T32] r10:61c88647 r9:84d25400 r8:8566ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.423998][ T32] r4:8566ec80 [ 1345.424024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.424070][ T32] r10:00000000 r9:8566ec80 r8:80287e08 r7:ebe7de60 r6:8566ed00 r5:84d25400 [ 1345.424094][ T32] r4:00000001 [ 1345.424113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.424149][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1345.424176][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.424204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.424232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.424261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.424291][ T32] r4:85765200 [ 1345.424726][ T32] INFO: task kworker/0:218:5792 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.424777][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.424842][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.424899][ T32] Call trace: [ 1345.424935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.424989][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.425014][ T32] r4:00000000 [ 1345.425034][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.425096][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.425165][ T32] 5d20: d68e8000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.425201][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.425227][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.425252][ T32] r5:800f0013 r4:80239bb0 [ 1345.425339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.425388][ T32] r4:82ac21e4 [ 1345.425410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.425452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.425475][ T32] r4:e0585dc0 [ 1345.425496][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.425537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.425571][ T32] r4:00000000 [ 1345.425619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.425668][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 5 printk messages dropped ** [ 1345.425886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1345.426346][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1345.426558][ T32] INFO: task kworker/0:219:5794 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.426909][ T32] r4:84d26000 ** 3 printk messages dropped ** [ 1345.427060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1345.427552][ T32] r5:84e11b8c r4:84e11800 [ 1345.427586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.444237][ T32] r10:00000000 r9:8566ed80 r8:80287e08 r7:ec7b1e60 r6:8566ee00 r5:84d26000 ** 7 printk messages dropped ** [ 1345.444504][ T32] r4:85765780 ** 5 printk messages dropped ** [ 1345.445183][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 10 printk messages dropped ** [ 1345.445585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1345.445992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.446403][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.446559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.447003][ T32] r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:84d26c00 ** 8 printk messages dropped ** [ 1345.447264][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.458598][ T32] r5:8572438c r4:85724000 ** 1 printk messages dropped ** [ 1345.458669][ T32] r7:dddced80 r6:83018000 r5:8572438c r4:8566ee80 ** 4 printk messages dropped ** [ 1345.458894][ T32] r10:00000000 r9:8566ee80 r8:80287e08 r7:ec7bde60 r6:8566ef00 r5:84d26c00 ** 3 printk messages dropped ** [ 1345.459017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.459052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.459105][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.459138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.459224][ T32] r4:85765800 [ 1345.459691][ T32] INFO: task kworker/0:220:5797 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.459726][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.459796][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.459845][ T32] Call trace: [ 1345.459876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.459929][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.459968][ T32] r4:00000000 [ 1345.459994][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.460037][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.460067][ T32] 5d20: d6db4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.460096][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.460134][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.460162][ T32] r5:800f0013 r4:80239bb0 [ 1345.460184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.460227][ T32] r4:82ac21e4 [ 1345.460247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.460297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.460385][ T32] r4:e0585dc0 [ 1345.460428][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.460485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.460510][ T32] r4:00000000 [ 1345.460530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.460576][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.460598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.460639][ T32] r5:00001000 r4:ed2cb000 [ 1345.460658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.460706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.460751][ T32] r5:843adb8c r4:843ad800 [ 1345.460773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.460819][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.460839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.460884][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.460921][ T32] r4:84f79100 [ 1345.460947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.461029][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.461055][ T32] r4:00000001 [ 1345.461075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.461110][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.461136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.461163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.461191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.461236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.461278][ T32] r4:84f605c0 [ 1345.461303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.461343][ T32] INFO: task kworker/0:221:5798 blocked for more than 471 seconds. [ 1345.461378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.461459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.461513][ T32] task:kworker/0:221 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.461573][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.461618][ T32] Call trace: [ 1345.461648][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1345.461716][ T32] r4:84d20000 ** 4 printk messages dropped ** [ 1345.461931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 ** 8 printk messages dropped ** [ 1345.462357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.462535][ T32] r5:8572478c r4:85724400 ** 1 printk messages dropped ** [ 1345.462599][ T32] r7:dddced80 r6:83018000 r5:8572478c r4:8566ef80 ** 4 printk messages dropped ** [ 1345.462748][ T32] r10:00000000 r9:8566ef80 r8:80287e08 r7:ec7c9e60 r6:8575a000 r5:84d20000 ** 9 printk messages dropped ** [ 1345.463342][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.463948][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.464157][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.464443][ T32] r5:843adb8c r4:843ad800 ** 2 printk messages dropped ** [ 1345.464571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.464764][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.464818][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1345.464937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.465144][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.465253][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.465417][ T32] r4:84d21800 ** 3 printk messages dropped ** [ 1345.465612][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1345.465783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.466255][ T32] r5:85724b8c r4:85724800 ** 1 printk messages dropped ** [ 1345.466355][ T32] r7:dddced80 r6:83018000 r5:85724b8c r4:8575a080 ** 4 printk messages dropped ** [ 1345.466532][ T32] r10:00000000 r9:8575a080 r8:80287e08 r7:ec7d5e60 r6:8575a100 r5:84d21800 ** 5 printk messages dropped ** [ 1345.466687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.466715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.466757][ T32] r4:85765bc0 [ 1345.467013][ T32] INFO: task kworker/0:222:5800 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.467044][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.467163][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.467206][ T32] Call trace: [ 1345.467235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.467291][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.467315][ T32] r4:00000000 [ 1345.467355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.467398][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.467426][ T32] 5d20: d6db4000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.467453][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.467478][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.467520][ T32] r5:800f0013 r4:80239bb0 [ 1345.467590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.489974][ T32] r4:82ac21e4 [ 1345.490024][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.490106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.490134][ T32] r4:e0585dc0 [ 1345.490213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.490325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.490398][ T32] r4:00000000 [ 1345.490422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.490471][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.490495][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.490542][ T32] r5:00001000 r4:ed2cb000 [ 1345.490563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.490601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.490642][ T32] r5:843adb8c r4:843ad800 [ 1345.490683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.490741][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.490763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.490810][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.490832][ T32] r4:84f79100 [ 1345.490851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.490917][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.490943][ T32] r4:00000001 [ 1345.490963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.491002][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.491037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.491066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.491091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.491129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.491180][ T32] r4:84f605c0 [ 1345.491207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.491238][ T32] INFO: task kworker/0:223:5802 blocked for more than 472 seconds. [ 1345.491272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.491344][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.491375][ T32] task:kworker/0:223 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.491467][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.491563][ T32] Call trace: [ 1345.491614][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.491673][ T32] r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000013 r6:ec7edd8c r5:84d20c00 [ 1345.491696][ T32] r4:84d20c00 [ 1345.491715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.491772][ T32] r5:84d20c00 r4:8291a680 [ 1345.491796][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.491836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.491877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1345.491920][ T32] r4:00000000 [ 1345.491942][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.491979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.492012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.492087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083340 [ 1345.492113][ T32] r4:00000000 [ 1345.492133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.492178][ T32] r9:83018005 r8:84d20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f187000 [ 1345.492221][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.492268][ T32] r5:00001000 r4:eb71d000 [ 1345.492296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.492334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.492408][ T32] r5:8572538c r4:85725000 [ 1345.492458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.492512][ T32] r7:dddced80 r6:83018000 r5:8572538c r4:8575a180 [ 1345.492533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.492708][ T32] r10:61c88647 r9:84d20c00 r8:8575a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.492816][ T32] r4:8575a180 [ 1345.492845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.492933][ T32] r10:00000000 r9:8575a180 r8:80287e08 r7:ec7e1e60 r6:8575a200 r5:84d20c00 [ 1345.492964][ T32] r4:00000001 [ 1345.492984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.493021][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 1345.493068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.493099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.493126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.493154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.493177][ T32] r4:85765d00 [ 1345.493641][ T32] INFO: task kworker/0:223:5802 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.493682][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.493755][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1345.494005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1345.494131][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1345.494344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1345.494679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.495090][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.495280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.495513][ T32] task:kworker/0:224 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.496220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.496507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.496699][ T32] r10:61c88647 r9:84d56c00 r8:8575a2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.496963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.514157][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 7 printk messages dropped ** [ 1345.514464][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.514506][ T32] r4:82ac21e4 [ 1345.514525][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.514566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.514631][ T32] r4:e0585dc0 [ 1345.514679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.514728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.514751][ T32] r4:00000000 [ 1345.514772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.514827][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.514874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.514924][ T32] r5:00001000 r4:ed2cb000 [ 1345.514945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.514984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.515026][ T32] r5:843adb8c r4:843ad800 [ 1345.515046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.515092][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.515112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.515180][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.515218][ T32] r4:84f79100 [ 1345.515242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.515330][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.515357][ T32] r4:00000001 [ 1345.515411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.515450][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.515476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.515504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.515532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.515560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.515608][ T32] r4:84f605c0 [ 1345.515634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.515686][ T32] INFO: task kworker/0:225:5806 blocked for more than 472 seconds. [ 1345.515729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.515763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.515819][ T32] task:kworker/0:225 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.515934][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.515996][ T32] Call trace: [ 1345.516054][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.516125][ T32] r10:8291a684 r9:ec805d84 r8:00000002 r7:60000113 r6:ec805d8c r5:84ca8000 [ 1345.516181][ T32] r4:84ca8000 [ 1345.516205][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.516262][ T32] r5:84ca8000 r4:8291a680 [ 1345.516322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.516367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.516409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec805e08 [ 1345.516432][ T32] r4:00000000 [ 1345.516450][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.516483][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.516516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.516555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850839c0 [ 1345.516587][ T32] r4:00000000 [ 1345.516609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.516678][ T32] r9:83018005 r8:84ca8000 r7:00000000 r6:83018000 r5:00001000 r4:7f18b000 [ 1345.516707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.516750][ T32] r5:00001000 r4:eb833000 [ 1345.516786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.516828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.516871][ T32] r5:85725b8c r4:85725800 [ 1345.516915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.516997][ T32] r7:dddced80 r6:83018000 r5:85725b8c r4:8575a380 [ 1345.517049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.517099][ T32] r10:61c88647 r9:84ca8000 r8:8575a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.517122][ T32] r4:8575a380 [ 1345.517141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.517185][ T32] r10:00000000 r9:8575a380 r8:80287e08 r7:ec7ede60 r6:8575a400 r5:84ca8000 [ 1345.517207][ T32] r4:00000001 [ 1345.517237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.517284][ T32] Exception stack(0xec805fb0 to 0xec805ff8) [ 1345.517327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.517359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.517385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.517413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.517438][ T32] r4:85083100 [ 1345.532443][ T32] INFO: task kworker/0:225:5806 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.532550][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.532903][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.533099][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.533439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1345.533872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.534303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.534571][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.534941][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.535282][ T32] r9:83018005 r8:84ca8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f189000 ** 6 printk messages dropped ** [ 1345.535606][ T32] r7:dddced80 r6:83018000 r5:8572578c r4:8575a480 ** 3 printk messages dropped ** [ 1345.535721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.536341][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.536825][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.537001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1345.537384][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1345.553449][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1345.553796][ T32] task:kworker/0:227 state:D stack:0 pid:5811 tgid:5811 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1345.553918][ T32] Call trace: [ 1345.554015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.554071][ T32] r10:8291a684 r9:ec825d84 r8:00000002 r7:60000113 r6:ec825d8c r5:84ca9800 [ 1345.554094][ T32] r4:84ca9800 [ 1345.554114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.554159][ T32] r5:84ca9800 r4:8291a680 [ 1345.554181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.554263][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.554363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1345.554409][ T32] r4:00000000 [ 1345.554441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.554478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.554517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.554587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083c80 [ 1345.554639][ T32] r4:00000000 [ 1345.554686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.554738][ T32] r9:83018005 r8:84ca9800 r7:00000000 r6:83018000 r5:00001000 r4:7f18f000 [ 1345.554772][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.554830][ T32] r5:00001000 r4:eb895000 [ 1345.554855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.554916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.554979][ T32] r5:8572638c r4:85726000 [ 1345.555046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.555103][ T32] r7:dddced80 r6:83018000 r5:8572638c r4:8575a580 [ 1345.555146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.555217][ T32] r10:61c88647 r9:84ca9800 r8:8575a5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.555247][ T32] r4:8575a580 [ 1345.555268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.555321][ T32] r10:00000000 r9:8575a580 r8:80287e08 r7:ec805e60 r6:8575a600 r5:84ca9800 [ 1345.555344][ T32] r4:00000001 [ 1345.555386][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.555427][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 1345.555453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.555482][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.555508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.555565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.555591][ T32] r4:85083580 [ 1345.556018][ T32] INFO: task kworker/0:227:5811 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.556063][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.556155][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.556201][ T32] Call trace: [ 1345.556282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.556347][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.556398][ T32] r4:00000000 [ 1345.556421][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.556462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.556500][ T32] 5d20: d7d63000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.556532][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.556557][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.556580][ T32] r5:800f0013 r4:80239bb0 [ 1345.556601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.556655][ T32] r4:82ac21e4 [ 1345.556678][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.556721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.556762][ T32] r4:e0585dc0 [ 1345.556805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.556851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.556873][ T32] r4:00000000 [ 1345.556913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.556970][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.556994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1345.557115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.569778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.570135][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.570572][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.570998][ T32] r9:83018005 r8:84caa400 r7:00000000 r6:83018000 r5:00001000 r4:7f18d000 ** 6 printk messages dropped ** [ 1345.571255][ T32] r7:dddced80 r6:83018000 r5:85725f8c r4:8575a680 ** 2 printk messages dropped ** [ 1345.571473][ T32] r4:8575a680 ** 5 printk messages dropped ** [ 1345.571780][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.572603][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.572849][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1345.573147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1345.573853][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.574162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.574521][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.574707][ T32] r5:84cab000 r4:8291a680 ** 5 printk messages dropped ** [ 1345.574995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.575446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.575555][ T32] r5:85726b8c r4:85726800 [ 1345.575578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.575625][ T32] r7:dddced80 r6:83018000 r5:85726b8c r4:8575a780 [ 1345.575666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.575718][ T32] r10:61c88647 r9:84cab000 r8:8575a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.575823][ T32] r4:8575a780 [ 1345.575846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.575891][ T32] r10:00000000 r9:8575a780 r8:80287e08 r7:ec825e60 r6:8575a800 r5:84cab000 [ 1345.575914][ T32] r4:00000001 [ 1345.575955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.576111][ T32] Exception stack(0xec875fb0 to 0xec875ff8) [ 1345.576140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.576169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.576197][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.576225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.576248][ T32] r4:85083c40 [ 1345.576508][ T32] INFO: task kworker/0:229:5815 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.576572][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.576697][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.576744][ T32] Call trace: [ 1345.576810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.576928][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.577001][ T32] r4:00000000 [ 1345.577024][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.577065][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.577091][ T32] 5d20: d80ef000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.577153][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.577181][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.577204][ T32] r5:800f0013 r4:80239bb0 [ 1345.577290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.577362][ T32] r4:82ac21e4 [ 1345.577385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.577428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.577481][ T32] r4:e0585dc0 [ 1345.577563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.577617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.577685][ T32] r4:00000000 [ 1345.598273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.598387][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.598413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.598461][ T32] r5:00001000 r4:ed2cb000 [ 1345.598482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.598542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.598590][ T32] r5:843adb8c r4:843ad800 [ 1345.598633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.598684][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.598706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.598794][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.598821][ T32] r4:84f79100 [ 1345.598881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.598932][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.598955][ T32] r4:00000001 [ 1345.598975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.599048][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.599188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.599241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.599270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.599305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.599329][ T32] r4:84f605c0 [ 1345.599373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.599427][ T32] INFO: task kworker/0:230:5816 blocked for more than 472 seconds. [ 1345.599484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.599511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.599558][ T32] task:kworker/0:230 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.599664][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.599734][ T32] Call trace: [ 1345.599768][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.599842][ T32] r10:8291a684 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:84cabc00 [ 1345.599868][ T32] r4:84cabc00 [ 1345.599912][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.599958][ T32] r5:84cabc00 r4:8291a680 [ 1345.599980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.600018][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.600080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1345.600106][ T32] r4:00000000 [ 1345.600126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.600169][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.600207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.600268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85083fc0 [ 1345.600317][ T32] r4:00000000 [ 1345.600340][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.600387][ T32] r9:83018005 r8:84cabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f191000 [ 1345.600437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.600651][ T32] r5:8572678c r4:85726400 ** 1 printk messages dropped ** [ 1345.600714][ T32] r7:dddced80 r6:83018000 r5:8572678c r4:8575a880 ** 2 printk messages dropped ** [ 1345.600801][ T32] r4:8575a880 ** 1 printk messages dropped ** [ 1345.600877][ T32] r10:00000000 r9:8575a880 r8:80287e08 r7:ec875e60 r6:8575a900 r5:84cabc00 ** 6 printk messages dropped ** [ 1345.601116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1345.601768][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.601908][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 4 printk messages dropped ** [ 1345.602116][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1345.602269][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.602441][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1345.602526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1345.602725][ T32] r5:00001000 r4:ed2cb000 ** 2 printk messages dropped ** [ 1345.602862][ T32] r5:843adb8c r4:843ad800 ** 2 printk messages dropped ** [ 1345.602975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1345.603232][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.603458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.603980][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.604238][ T32] r5:84cac800 r4:8291a680 [ 1345.604261][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.604327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.604399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec87de08 [ 1345.604424][ T32] r4:00000000 [ 1345.604444][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.604539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.604577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.604618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765f00 [ 1345.604661][ T32] r4:00000000 [ 1345.604705][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.604752][ T32] r9:83018005 r8:84cac800 r7:00000000 r6:83018000 r5:00001000 r4:7f195000 [ 1345.604794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.604839][ T32] r5:00001000 r4:eb95f000 [ 1345.604859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.604937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.605005][ T32] r5:85726f8c r4:85726c00 [ 1345.605046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.605116][ T32] r7:dddced80 r6:83018000 r5:85726f8c r4:8575a980 [ 1345.605141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.605188][ T32] r10:61c88647 r9:84cac800 r8:8575a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.605210][ T32] r4:8575a980 [ 1345.605271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.605358][ T32] r10:00000000 r9:8575a980 r8:80287e08 r7:ec875e60 r6:8575aa00 r5:84cac800 [ 1345.605407][ T32] r4:00000001 [ 1345.605470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.605509][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1345.605535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.605564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.605590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.605638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.605665][ T32] r4:85083b00 [ 1345.605897][ T32] INFO: task kworker/0:231:5818 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.605953][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.606044][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.606302][ T32] Call trace: [ 1345.606338][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.606418][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.606464][ T32] r4:00000000 [ 1345.606486][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.606526][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.606557][ T32] 5d20: d8673000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.606613][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.606641][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.606808][ T32] r5:800f0013 r4:80239bb0 [ 1345.606888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.606992][ T32] r4:82ac21e4 [ 1345.607066][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.607111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.607133][ T32] r4:e0585dc0 [ 1345.607198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.607272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.607322][ T32] r4:00000000 [ 1345.607397][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.607460][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 3 printk messages dropped ** [ 1345.630261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.630734][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1345.631058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1345.631397][ T32] r4:84cad400 ** 4 printk messages dropped ** [ 1345.631620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 ** 8 printk messages dropped ** [ 1345.632057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.632313][ T32] r7:dddced80 r6:83018000 r5:8572738c r4:8575aa80 ** 4 printk messages dropped ** [ 1345.632501][ T32] r10:00000000 r9:8575aa80 r8:80287e08 r7:ec87de60 r6:8575ab00 r5:84cad400 ** 9 printk messages dropped ** [ 1345.633259][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.633809][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.633996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1345.634456][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1345.634858][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1345.635205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1345.635697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 ** 7 printk messages dropped ** [ 1345.636020][ T32] r9:83018005 r8:84cae000 r7:00000000 r6:83018000 r5:00001000 r4:7f199000 ** 6 printk messages dropped ** [ 1345.636307][ T32] r7:dddced80 r6:83018000 r5:8572778c r4:8575ab80 [ 1345.636328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.636373][ T32] r10:61c88647 r9:84cae000 r8:8575abac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.636424][ T32] r4:8575ab80 [ 1345.636446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.636492][ T32] r10:00000000 r9:8575ab80 r8:80287e08 r7:ec881e60 r6:8575ac00 r5:84cae000 [ 1345.636556][ T32] r4:00000001 [ 1345.636607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.636647][ T32] Exception stack(0xec885fb0 to 0xec885ff8) [ 1345.636673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.636730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.636785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.636816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.636840][ T32] r4:8473d840 [ 1345.637082][ T32] INFO: task kworker/0:233:5822 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.637113][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.637167][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.637209][ T32] Call trace: [ 1345.637243][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.637298][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.637322][ T32] r4:00000000 [ 1345.637341][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.637400][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.637433][ T32] 5d20: d8bd6000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.637491][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.637548][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.656455][ T32] r5:800f0013 r4:80239bb0 [ 1345.656566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.656639][ T32] r4:82ac21e4 [ 1345.656662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.656705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.656731][ T32] r4:e0585dc0 [ 1345.656783][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.656829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.656852][ T32] r4:00000000 [ 1345.656872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.656918][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.656939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.657012][ T32] r5:00001000 r4:ed2cb000 [ 1345.657083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.657126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.657170][ T32] r5:843adb8c r4:843ad800 [ 1345.657233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.657289][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.657316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.657406][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.657432][ T32] r4:84f79100 [ 1345.657453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.657531][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.657588][ T32] r4:00000001 [ 1345.657612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.661819][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.661867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.661898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.661925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.661994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.662057][ T32] r4:84f605c0 [ 1345.662086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.662116][ T32] INFO: task kworker/0:234:5823 blocked for more than 472 seconds. [ 1345.662150][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.662234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.662303][ T32] task:kworker/0:234 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.662409][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.662463][ T32] Call trace: [ 1345.662497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.662580][ T32] r10:8291a684 r9:ec889d84 r8:00000002 r7:60000013 r6:ec889d8c r5:84caec00 [ 1345.662607][ T32] r4:84caec00 [ 1345.662628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.662700][ T32] r5:84caec00 r4:8291a680 [ 1345.662724][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.662765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.662819][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec889e08 [ 1345.662844][ T32] r4:00000000 [ 1345.662892][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.662958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.662999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.663067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693200 [ 1345.663093][ T32] r4:00000000 [ 1345.663113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.663162][ T32] r9:83018005 r8:84caec00 r7:00000000 r6:83018000 r5:00001000 r4:7f19b000 [ 1345.663215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.663450][ T32] r7:dddced80 r6:83018000 r5:85727b8c r4:8575ac80 [ 1345.663531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.663666][ T32] r4:8575ac80 ** 1 printk messages dropped ** [ 1345.663737][ T32] r10:00000000 r9:8575ac80 r8:80287e08 r7:ec885e60 r6:8575ad00 r5:84caec00 ** 7 printk messages dropped ** [ 1345.663983][ T32] r4:8473d840 ** 2 printk messages dropped ** [ 1345.664530][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.664607][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.664745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.664896][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1345.665224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 3 printk messages dropped ** [ 1345.665390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.665436][ T32] r5:00001000 r4:ed2cb000 [ 1345.665457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.665523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.665569][ T32] r5:843adb8c r4:843ad800 [ 1345.665589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.665636][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.665657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.665732][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.665788][ T32] r4:84f79100 [ 1345.665814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.665901][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.665927][ T32] r4:00000001 [ 1345.665947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.666006][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.666054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.666116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.666146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.666175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.666237][ T32] r4:84f605c0 [ 1345.666264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.666307][ T32] INFO: task kworker/0:235:5826 blocked for more than 472 seconds. [ 1345.666338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.666363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.666402][ T32] task:kworker/0:235 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.666479][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.666544][ T32] Call trace: [ 1345.666635][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.666685][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000113 r6:ec88dd8c r5:85700000 [ 1345.666708][ T32] r4:85700000 [ 1345.666728][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.666769][ T32] r5:85700000 r4:8291a680 [ 1345.666789][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.666825][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.666867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1345.666888][ T32] r4:00000000 [ 1345.666922][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.666963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.666998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.667056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693700 [ 1345.667080][ T32] r4:00000000 [ 1345.667101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.667145][ T32] r9:83018005 r8:85700000 r7:00000000 r6:83018000 r5:00001000 r4:7f19f000 [ 1345.667199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.667244][ T32] r5:00001000 r4:ebad5000 [ 1345.667290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.667338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.667405][ T32] r5:8573038c r4:85730000 [ 1345.667455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.667504][ T32] r7:dddced80 r6:83018000 r5:8573038c r4:8575ad80 [ 1345.667569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.683640][ T32] r10:61c88647 r9:85700000 r8:8575adac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.683717][ T32] r4:8575ad80 [ 1345.683787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.683861][ T32] r10:00000000 r9:8575ad80 r8:80287e08 r7:ec889e60 r6:8575ae00 r5:85700000 [ 1345.683913][ T32] r4:00000001 [ 1345.683938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.683979][ T32] Exception stack(0xec88dfb0 to 0xec88dff8) [ 1345.684011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.684064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.684123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.684155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.684226][ T32] r4:85693400 [ 1345.684707][ T32] INFO: task kworker/0:235:5826 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.684744][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.684876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.684989][ T32] Call trace: [ 1345.685060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.685118][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.685144][ T32] r4:00000000 [ 1345.685164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.685234][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.685266][ T32] 5d20: d98a5000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.685329][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 4 printk messages dropped ** [ 1345.685582][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1345.685870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.686262][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.686334][ T32] r4:84f79100 [ 1345.686356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.686404][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.686458][ T32] r4:00000001 [ 1345.686484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.686561][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.686591][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.686620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.686647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.686676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.686698][ T32] r4:84f605c0 [ 1345.686718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.686785][ T32] INFO: task kworker/0:236:5828 blocked for more than 472 seconds. [ 1345.686823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.686974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.687026][ T32] task:kworker/0:236 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.687086][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.687159][ T32] Call trace: [ 1345.687232][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.687310][ T32] r10:8291a684 r9:ec891d84 r8:00000002 r7:60000013 r6:ec891d8c r5:85700c00 [ 1345.687336][ T32] r4:85700c00 [ 1345.687359][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.687430][ T32] r5:85700c00 r4:8291a680 [ 1345.687486][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.687574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.700641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1345.700718][ T32] r4:00000000 [ 1345.700782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.700874][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.700919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.700963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693500 [ 1345.700986][ T32] r4:00000000 [ 1345.701007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.701053][ T32] r9:83018005 r8:85700c00 r7:00000000 r6:83018000 r5:00001000 r4:7f19d000 [ 1345.701075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.701124][ T32] r5:00001000 r4:eba83000 [ 1345.701146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.701215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.701262][ T32] r5:85727f8c r4:85727c00 [ 1345.701290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.701337][ T32] r7:dddced80 r6:83018000 r5:85727f8c r4:8575ae80 [ 1345.701359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.701435][ T32] r10:61c88647 r9:85700c00 r8:8575aeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.701462][ T32] r4:8575ae80 [ 1345.701483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.701530][ T32] r10:00000000 r9:8575ae80 r8:80287e08 r7:ec88de60 r6:8575af00 r5:85700c00 [ 1345.701553][ T32] r4:00000001 [ 1345.701573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.701610][ T32] Exception stack(0xec891fb0 to 0xec891ff8) [ 1345.701639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.701667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.701785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.701818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.701869][ T32] r4:85693280 [ 1345.702334][ T32] INFO: task kworker/0:236:5828 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.702369][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.702471][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.702582][ T32] Call trace: [ 1345.702617][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.702669][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.702693][ T32] r4:00000000 [ 1345.702712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.702751][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1345.702907][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1345.703183][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1345.703407][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 6 printk messages dropped ** [ 1345.703715][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1345.703988][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.704052][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1345.704333][ T32] INFO: task kworker/0:237:5830 blocked for more than 472 seconds. ** 4 printk messages dropped ** [ 1345.704635][ T32] Call trace: [ 1345.704666][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.704743][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000113 r6:ec895d8c r5:85701800 [ 1345.704775][ T32] r4:85701800 [ 1345.704827][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.704873][ T32] r5:85701800 r4:8291a680 [ 1345.704893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.704932][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.704973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1345.704995][ T32] r4:00000000 [ 1345.705052][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.705130][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.705204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.705248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693880 [ 1345.705270][ T32] r4:00000000 [ 1345.705328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.705469][ T32] r9:83018005 r8:85701800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1345.705524][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.705608][ T32] r5:00001000 r4:ebc43000 [ 1345.705631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.705678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.705752][ T32] r5:85730b8c r4:85730800 [ 1345.705781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.705878][ T32] r7:dddced80 r6:83018000 r5:85730b8c r4:8575af80 [ 1345.705904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.705951][ T32] r10:61c88647 r9:85701800 r8:8575afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.706005][ T32] r4:8575af80 [ 1345.706062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.706110][ T32] r10:00000000 r9:8575af80 r8:80287e08 r7:ec88de60 r6:85502000 r5:85701800 [ 1345.706134][ T32] r4:00000001 [ 1345.706154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.706214][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1345.706270][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.706313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.706347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.706377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.706401][ T32] r4:856935c0 [ 1345.706679][ T32] INFO: task kworker/0:237:5830 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.706711][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.706797][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.706870][ T32] Call trace: [ 1345.706904][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.706959][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.706982][ T32] r4:00000000 [ 1345.707002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.707063][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.707097][ T32] 5d20: d9d60000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.707126][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.707177][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.707205][ T32] r5:800f0013 r4:80239bb0 [ 1345.707225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.707267][ T32] r4:82ac21e4 [ 1345.707292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.707334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.707356][ T32] r4:e0585dc0 [ 1345.707399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.707445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.707469][ T32] r4:00000000 [ 1345.707489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.707562][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 1 printk messages dropped ** [ 1345.723066][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1345.723410][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.723742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.724060][ T32] task:kworker/0:238 state:D stack:0 pid:5831 tgid:5831 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.724700][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.725184][ T32] r5:8573078c r4:85730400 ** 1 printk messages dropped ** [ 1345.725258][ T32] r7:dddced80 r6:83018000 r5:8573078c r4:85502080 ** 2 printk messages dropped ** [ 1345.725399][ T32] r4:85502080 ** 3 printk messages dropped ** [ 1345.725604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.726480][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.726824][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1345.727118][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1345.727222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.727249][ T32] r4:00000000 [ 1345.727301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.727350][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.727372][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.727413][ T32] r5:00001000 r4:ed2cb000 [ 1345.727432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.727479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.727519][ T32] r5:843adb8c r4:843ad800 [ 1345.727540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.740566][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.740649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.740721][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.740773][ T32] r4:84f79100 [ 1345.740827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.740879][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.740903][ T32] r4:00000001 [ 1345.740926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.740988][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.741021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.741050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.741076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.741105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.741155][ T32] r4:84f605c0 [ 1345.741182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.741212][ T32] INFO: task kworker/0:239:5839 blocked for more than 472 seconds. [ 1345.741243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.741267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.741325][ T32] task:kworker/0:239 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.741413][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.741465][ T32] Call trace: [ 1345.741554][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.741611][ T32] r10:8291a684 r9:ec8b1d84 r8:00000002 r7:60000013 r6:ec8b1d8c r5:85704800 [ 1345.741634][ T32] r4:85704800 [ 1345.741681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.741727][ T32] r5:85704800 r4:8291a680 [ 1345.741751][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.741820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.741866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1345.741889][ T32] r4:00000000 [ 1345.741908][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.741941][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.742007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.742053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693f00 [ 1345.742103][ T32] r4:00000000 [ 1345.742126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.742220][ T32] r9:83018005 r8:85704800 r7:00000000 r6:83018000 r5:00001000 r4:7f1b1000 [ 1345.742249][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.742298][ T32] r5:00001000 r4:ebc6f000 [ 1345.742348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.742396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.742469][ T32] r5:8573138c r4:85731000 [ 1345.742492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.742559][ T32] r7:dddced80 r6:83018000 r5:8573138c r4:85502180 [ 1345.742613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.742665][ T32] r10:61c88647 r9:85704800 r8:855021ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.742687][ T32] r4:85502180 [ 1345.742721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.742769][ T32] r10:00000000 r9:85502180 r8:80287e08 r7:ec895e60 r6:85502200 r5:85704800 [ 1345.742791][ T32] r4:00000001 [ 1345.742809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.742844][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) [ 1345.742871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.742926][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.742959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.743019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.743072][ T32] r4:85693ec0 [ 1345.743513][ T32] INFO: task kworker/0:239:5839 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.743545][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.743697][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.743744][ T32] Call trace: [ 1345.743832][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.743919][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.743945][ T32] r4:00000000 [ 1345.743965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.744039][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.744070][ T32] 5d20: da925000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.744099][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.744161][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1345.744210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1345.744623][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1345.745217][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.745362][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.745736][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.746135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.746609][ T32] r9:83018005 r8:85703c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1af000 ** 6 printk messages dropped ** [ 1345.746871][ T32] r7:dddced80 r6:83018000 r5:85730f8c r4:85502280 ** 2 printk messages dropped ** [ 1345.747030][ T32] r4:85502280 ** 1 printk messages dropped ** [ 1345.747126][ T32] r10:00000000 r9:85502280 r8:80287e08 r7:ec8b1e60 r6:85502300 r5:85703c00 ** 9 printk messages dropped ** [ 1345.771565][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.772099][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.772125][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.772239][ T32] r5:800f0013 r4:80239bb0 [ 1345.772263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.772327][ T32] r4:82ac21e4 [ 1345.772350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.772393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.772415][ T32] r4:e0585dc0 [ 1345.772437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.772478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.772500][ T32] r4:00000000 [ 1345.772520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.772587][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.772639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.772707][ T32] r5:00001000 r4:ed2cb000 [ 1345.772759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.772804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.772847][ T32] r5:843adb8c r4:843ad800 [ 1345.772889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.772982][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.773009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.773060][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.773084][ T32] r4:84f79100 [ 1345.773144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.773195][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.773217][ T32] r4:00000001 [ 1345.773238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.773315][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.773345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.773403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.773432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.773461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.773485][ T32] r4:84f605c0 [ 1345.773505][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.773531][ T32] INFO: task kworker/0:241:5844 blocked for more than 472 seconds. [ 1345.773564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.773589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.773638][ T32] task:kworker/0:241 state:D stack:0 pid:5844 tgid:5844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.773688][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.773729][ T32] Call trace: [ 1345.773795][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.773845][ T32] r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000113 r6:ec8bdd8c r5:8563c800 [ 1345.773896][ T32] r4:8563c800 [ 1345.773920][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.773963][ T32] r5:8563c800 r4:8291a680 [ 1345.773983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.774059][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.774105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1345.774127][ T32] r4:00000000 [ 1345.774146][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.774215][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.774287][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.774333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8574f8c0 [ 1345.774356][ T32] r4:00000000 [ 1345.774376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.774419][ T32] r9:83018005 r8:8563c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1b3000 [ 1345.774441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.774482][ T32] r5:00001000 r4:ebc87000 [ 1345.774501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.774538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.774578][ T32] r5:8573178c r4:85731400 [ 1345.774598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.774665][ T32] r7:dddced80 r6:83018000 r5:8573178c r4:85502380 [ 1345.774717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.774797][ T32] r10:61c88647 r9:8563c800 r8:855023ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.774825][ T32] r4:85502380 [ 1345.774844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.774890][ T32] r10:00000000 r9:85502380 r8:80287e08 r7:ec8b1e60 r6:8561eb80 r5:8563c800 [ 1345.774912][ T32] r4:00000001 [ 1345.774931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.774993][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1345.775022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.775050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.775080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.775109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.775161][ T32] r4:8574fa00 ** 1 printk messages dropped ** [ 1345.775433][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.775874][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1345.776198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1345.776679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.777068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.777445][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.788885][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.789332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1345.789790][ T32] r7:dddced80 r6:83018000 r5:85731b8c r4:85502400 ** 3 printk messages dropped ** [ 1345.789941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1345.790335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.791206][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1345.791889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1345.792341][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1345.792614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1345.792701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.792728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.792756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.792778][ T32] r4:84f605c0 [ 1345.792798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.792834][ T32] INFO: task kworker/0:243:5847 blocked for more than 472 seconds. [ 1345.792868][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.792894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.792938][ T32] task:kworker/0:243 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.792987][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.793062][ T32] Call trace: [ 1345.793098][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.793147][ T32] r10:8291a684 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:8563a400 [ 1345.793170][ T32] r4:8563a400 [ 1345.793189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.793269][ T32] r5:8563a400 r4:8291a680 [ 1345.793298][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.793338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.793408][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1345.793433][ T32] r4:00000000 [ 1345.793482][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.793547][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.793585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.793655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2140 [ 1345.793704][ T32] r4:00000000 [ 1345.793727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.793773][ T32] r9:83018005 r8:8563a400 r7:00000000 r6:83018000 r5:00001000 r4:7f1b7000 [ 1345.793835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.793880][ T32] r5:00001000 r4:ebccd000 [ 1345.793901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.793940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.794003][ T32] r5:85731f8c r4:85731c00 [ 1345.794026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.794072][ T32] r7:dddced80 r6:83018000 r5:85731f8c r4:85502480 [ 1345.794124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.794174][ T32] r10:61c88647 r9:8563a400 r8:855024ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.794280][ T32] r4:85502480 [ 1345.794333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.794381][ T32] r10:00000000 r9:85502480 r8:80287e08 r7:ec8c1e60 r6:8561ec80 r5:8563a400 [ 1345.794444][ T32] r4:00000001 [ 1345.794467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.794503][ T32] Exception stack(0xec8c9fb0 to 0xec8c9ff8) [ 1345.794529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.794577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.794607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.794635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.794659][ T32] r4:8567fa80 [ 1345.794898][ T32] INFO: task kworker/0:243:5847 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.794928][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.794980][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.795060][ T32] Call trace: [ 1345.795154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.795232][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.795259][ T32] r4:00000000 [ 1345.795282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.795352][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.795383][ T32] 5d20: db177000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.795425][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.795453][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.795477][ T32] r5:800f0013 r4:80239bb0 [ 1345.795498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1345.795593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1345.796136][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 5 printk messages dropped ** [ 1345.796375][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.796555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.796883][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.797213][ T32] r5:85638000 r4:8291a680 ** 6 printk messages dropped ** [ 1345.797509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.820045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.820239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.820596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.821281][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.821665][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1345.821856][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1345.822100][ T32] r5:00001000 r4:ed2cb000 ** 5 printk messages dropped ** [ 1345.822320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.822699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.823023][ T32] task:kworker/0:245 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.823465][ T32] r5:8563ec00 r4:8291a680 [ 1345.823488][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.823528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.823570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1345.823622][ T32] r4:00000000 [ 1345.823644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.823700][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.823738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.823778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2400 [ 1345.823800][ T32] r4:00000000 [ 1345.823820][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.823893][ T32] r9:83018005 r8:8563ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1bb000 [ 1345.823918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.823961][ T32] r5:00001000 r4:ebcff000 [ 1345.823980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.824018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.824060][ T32] r5:8573278c r4:85732400 [ 1345.824079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.824164][ T32] r7:dddced80 r6:83018000 r5:8573278c r4:85502580 [ 1345.824189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.824237][ T32] r10:61c88647 r9:8563ec00 r8:855025ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.824280][ T32] r4:85502580 [ 1345.824303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.824349][ T32] r10:00000000 r9:85502580 r8:80287e08 r7:ec8d1e60 r6:8561ed80 r5:8563ec00 [ 1345.824371][ T32] r4:00000001 [ 1345.824389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.824424][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1345.824490][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.824524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.824579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.824611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.824682][ T32] r4:854f20c0 [ 1345.824934][ T32] INFO: task kworker/0:245:5851 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.824966][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.825051][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.825126][ T32] Call trace: [ 1345.825216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.825267][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.825300][ T32] r4:00000000 [ 1345.825350][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.825393][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.825421][ T32] 5d20: dba53000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.825451][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.825523][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.825553][ T32] r5:800f0013 r4:80239bb0 [ 1345.825603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.825649][ T32] r4:82ac21e4 [ 1345.825669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.825710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.825733][ T32] r4:e0585dc0 [ 1345.825782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.825830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.825853][ T32] r4:00000000 [ 1345.825872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.825955][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.825980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.826023][ T32] r5:00001000 r4:ed2cb000 [ 1345.826096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.826240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.826325][ T32] r5:843adb8c r4:843ad800 [ 1345.826349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.826399][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.826419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.826466][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.826492][ T32] r4:84f79100 [ 1345.826541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.826594][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.826618][ T32] r4:00000001 [ 1345.826683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.826750][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.826808][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.826867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.827136][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.827502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 ** 7 printk messages dropped ** [ 1345.851024][ T32] r9:83018005 r8:8563bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1bf000 [ 1345.851047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.851091][ T32] r5:00001000 r4:ebdb7000 [ 1345.851112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.851184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.851232][ T32] r5:85732f8c r4:85732c00 [ 1345.851253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.851307][ T32] r7:dddced80 r6:83018000 r5:85732f8c r4:85502600 [ 1345.851328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.851376][ T32] r10:61c88647 r9:8563bc00 r8:8550262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.852046][ T32] r4:85502600 [ 1345.852071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.852119][ T32] r10:00000000 r9:85502600 r8:80287e08 r7:ec8d9e60 r6:8561ee00 r5:8563bc00 [ 1345.852141][ T32] r4:00000001 [ 1345.852333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.852377][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1345.852407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.852471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.852503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.852547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.852574][ T32] r4:854f20c0 [ 1345.853057][ T32] INFO: task kworker/0:246:5852 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.853095][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.853201][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.853254][ T32] Call trace: [ 1345.853296][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.853348][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.853372][ T32] r4:00000000 [ 1345.853392][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.853458][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.853578][ T32] 5d20: dc0f0000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.853611][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.853636][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.853660][ T32] r5:800f0013 r4:80239bb0 [ 1345.853680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.853723][ T32] r4:82ac21e4 [ 1345.853745][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.853891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.853919][ T32] r4:e0585dc0 [ 1345.853939][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.853980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.854003][ T32] r4:00000000 [ 1345.854023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.854067][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.854102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.854149][ T32] r5:00001000 r4:ed2cb000 [ 1345.854169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.854342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.854389][ T32] r5:843adb8c r4:843ad800 [ 1345.854410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.854456][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.854709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.855080][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.855112][ T32] r4:84f79100 [ 1345.855133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.855181][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.855327][ T32] r4:00000001 [ 1345.855351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.855388][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.855416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.855555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.856034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.856066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.856088][ T32] r4:84f605c0 [ 1345.856146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.856674][ T32] INFO: task kworker/0:247:5854 blocked for more than 472 seconds. [ 1345.856722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.856749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.856770][ T32] task:kworker/0:247 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.856819][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.856870][ T32] Call trace: [ 1345.857206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.857455][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:8563d400 [ 1345.857483][ T32] r4:8563d400 [ 1345.857504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1345.876287][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 ** 11 printk messages dropped ** [ 1345.876798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.876967][ T32] r7:dddced80 r6:83018000 r5:85732b8c r4:85502680 ** 4 printk messages dropped ** [ 1345.877251][ T32] r10:00000000 r9:85502680 r8:80287e08 r7:ec8dde60 r6:8561ee80 r5:8563d400 ** 6 printk messages dropped ** [ 1345.888598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1345.889765][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1345.890506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 4 printk messages dropped ** [ 1345.891836][ T32] r5:00001000 r4:ed2cb000 [ 1345.891858][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.891896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.891938][ T32] r5:843adb8c r4:843ad800 [ 1345.891959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.892005][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.892032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.892080][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.892102][ T32] r4:84f79100 [ 1345.892267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.892390][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.892503][ T32] r4:00000001 [ 1345.892525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.892566][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.892594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.892623][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.892650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.892678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.892699][ T32] r4:84f605c0 ** 2 printk messages dropped ** [ 1345.892780][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1345.893592][ T32] r10:8291a684 r9:ec8f1d84 r8:00000002 r7:60000113 r6:ec8f1d8c r5:85640c00 ** 8 printk messages dropped ** [ 1345.894062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.894351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.894786][ T32] r7:dddced80 r6:83018000 r5:8573338c r4:85502700 ** 3 printk messages dropped ** [ 1345.895230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.895682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.896167][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1345.896793][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1345.897332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1345.932488][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1345.933140][ T32] r4:84f605c0 ** 3 printk messages dropped ** [ 1345.933858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.934911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.935185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.935231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2a80 [ 1345.935254][ T32] r4:00000000 [ 1345.935297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.935356][ T32] r9:83018005 r8:85642400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 [ 1345.935398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.935458][ T32] r5:00001000 r4:ebe0d000 [ 1345.935513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.935563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.935608][ T32] r5:85733b8c r4:85733800 [ 1345.935628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.935698][ T32] r7:dddced80 r6:83018000 r5:85733b8c r4:85502780 [ 1345.935725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.935773][ T32] r10:61c88647 r9:85642400 r8:855027ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.935802][ T32] r4:85502780 [ 1345.935823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.935868][ T32] r10:00000000 r9:85502780 r8:80287e08 r7:ec8f1e60 r6:8561ef80 r5:85642400 [ 1345.935915][ T32] r4:00000001 [ 1345.935938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.936073][ T32] Exception stack(0xec8f9fb0 to 0xec8f9ff8) [ 1345.936104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.936133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.936184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.936216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.936242][ T32] r4:854f25c0 [ 1345.936670][ T32] INFO: task kworker/0:249:5859 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1345.936756][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.936929][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.937028][ T32] Call trace: [ 1345.937063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.937115][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1345.937175][ T32] r4:00000000 [ 1345.937215][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.937276][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.937416][ T32] 5d20: dd17e000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1345.937449][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.937474][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1345.937499][ T32] r5:800f0013 r4:80239bb0 [ 1345.937519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.962307][ T32] r4:82ac21e4 [ 1345.962399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.962503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.962557][ T32] r4:e0585dc0 [ 1345.962582][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.962626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.962648][ T32] r4:00000000 [ 1345.962668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.962739][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.962784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962835][ T32] r5:00001000 r4:ed2cb000 [ 1345.962860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.962902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.962945][ T32] r5:843adb8c r4:843ad800 [ 1345.962977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.963030][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.963080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.963133][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.963156][ T32] r4:84f79100 [ 1345.963175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.963221][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.963243][ T32] r4:00000001 [ 1345.963263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.963357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.963411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.963547][ T32] r4:84f605c0 [ 1345.963598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.963631][ T32] INFO: task kworker/0:250:5861 blocked for more than 472 seconds. ** 1 printk messages dropped ** [ 1345.963727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1345.964315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 ** 7 printk messages dropped ** [ 1345.964733][ T32] r9:83018005 r8:85643c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c3000 ** 6 printk messages dropped ** [ 1345.965020][ T32] r7:dddced80 r6:83018000 r5:8573378c r4:85502800 [ 1345.965100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1345.965196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.965646][ T32] r4:854f25c0 ** 5 printk messages dropped ** [ 1345.966370][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1345.966711][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.966855][ T32] r4:e0585dc0 [ 1345.966876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.966918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.966942][ T32] r4:00000000 [ 1345.966986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.967044][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.967093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.967151][ T32] r5:00001000 r4:ed2cb000 [ 1345.967174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.967214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.967256][ T32] r5:843adb8c r4:843ad800 [ 1345.967281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.967330][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.967401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.967455][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.967478][ T32] r4:84f79100 [ 1345.967534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.967651][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.977291][ T32] r4:00000001 [ 1345.977333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.977388][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.977419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.977472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.977503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.977549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.978184][ T32] r4:84f605c0 [ 1345.978280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.978315][ T32] INFO: task kworker/0:251:5862 blocked for more than 472 seconds. [ 1345.978351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.978378][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.978400][ T32] task:kworker/0:251 state:D stack:0 pid:5862 tgid:5862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.978470][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.978528][ T32] Call trace: [ 1345.978561][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.978613][ T32] r10:8291a684 r9:ec905d84 r8:00000002 r7:60000113 r6:ec905d8c r5:85641800 [ 1345.978651][ T32] r4:85641800 [ 1345.978676][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.978722][ T32] r5:85641800 r4:8291a680 [ 1345.978744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.978859][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.978958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec905e08 [ 1345.978985][ T32] r4:00000000 [ 1345.979075][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.979113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.979153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.979219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2900 [ 1345.979275][ T32] r4:00000000 [ 1345.979325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.979377][ T32] r9:83018005 r8:85641800 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1345.979406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.979451][ T32] r5:00001000 r4:ebe39000 [ 1345.979473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.979514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.979558][ T32] r5:85733f8c r4:85733c00 [ 1345.979579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.979627][ T32] r7:dddced80 r6:83018000 r5:85733f8c r4:85502880 [ 1345.979648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.979722][ T32] r10:61c88647 r9:85641800 r8:855028ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.979751][ T32] r4:85502880 [ 1345.979773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1345.979910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.980724][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.981209][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1345.981402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.981426][ T32] r4:e0585dc0 [ 1345.981471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.981517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1345.981542][ T32] r4:00000000 [ 1345.981575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.981626][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1345.981674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.981722][ T32] r5:00001000 r4:ed2cb000 [ 1345.981743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.981785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.981828][ T32] r5:843adb8c r4:843ad800 [ 1345.981850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.981898][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1345.981922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.981970][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.981993][ T32] r4:84f79100 [ 1345.982037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.982088][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1345.982112][ T32] r4:00000001 [ 1345.982155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.982212][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.982244][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.982513][ T32] INFO: task kworker/0:252:5865 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1345.982920][ T32] r10:8291a684 r9:ec909d84 r8:00000002 r7:60000013 r6:ec909d8c r5:85640000 ** 9 printk messages dropped ** [ 1345.983301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.983597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1345.983711][ T32] r7:dddced80 r6:83018000 r5:8573838c r4:85502900 ** 2 printk messages dropped ** [ 1345.983846][ T32] r4:85502900 ** 2 printk messages dropped ** [ 1345.984006][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.984263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1345.984847][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.984932][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1345.985227][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.985439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 10 printk messages dropped ** [ 1345.985937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.986524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.986801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.986828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.986850][ T32] task:kworker/0:253 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.986924][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.986974][ T32] Call trace: [ 1345.987023][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.987076][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85644800 [ 1345.987114][ T32] r4:85644800 [ 1345.987140][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.987188][ T32] r5:85644800 r4:8291a680 [ 1345.987212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.987253][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.987304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1345.987329][ T32] r4:00000000 [ 1345.987350][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.987410][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.987453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.987496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2fc0 [ 1345.987603][ T32] r4:00000000 [ 1346.013490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.013605][ T32] r9:83018005 r8:85644800 r7:00000000 r6:83018000 r5:00001000 r4:7f16d000 [ 1346.013638][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.013713][ T32] r5:00001000 r4:eac59000 [ 1346.013815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.013862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.013911][ T32] r5:85738b8c r4:85738800 [ 1346.014023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.014077][ T32] r7:dddced80 r6:83018000 r5:85738b8c r4:85502980 [ 1346.014148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.014315][ T32] r10:61c88647 r9:85644800 r8:855029ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.014351][ T32] r4:85502980 [ 1346.014387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.014468][ T32] r10:00000000 r9:85502980 r8:80287e08 r7:ec909e60 r6:84745180 r5:85644800 [ 1346.014519][ T32] r4:00000001 [ 1346.014560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.014684][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1346.014798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.014862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.014921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.014984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.015032][ T32] r4:854f2a40 [ 1346.015847][ T32] INFO: task kworker/0:253:5867 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.015926][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.016202][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.016309][ T32] Call trace: [ 1346.016411][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.016519][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.016571][ T32] r4:00000000 [ 1346.016634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.016723][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.016786][ T32] 5d20: dd92c000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.016866][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.016929][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.016980][ T32] r5:800f0013 r4:80239bb0 [ 1346.017025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.017109][ T32] r4:82ac21e4 [ 1346.017153][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1346.032815][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 8 printk messages dropped ** [ 1346.033683][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.034298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.034740][ T32] task:kworker/0:254 state:D stack:0 pid:5869 tgid:5869 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.035792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.036396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.036591][ T32] r7:dddced80 r6:83018000 r5:8573878c r4:85502a00 ** 4 printk messages dropped ** [ 1346.036968][ T32] r10:00000000 r9:85502a00 r8:80287e08 r7:ec90de60 r6:84745200 r5:85646000 ** 7 printk messages dropped ** [ 1346.037454][ T32] r4:854f2c80 ** 2 printk messages dropped ** [ 1346.049192][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.049702][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1346.050143][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1346.050790][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1346.051322][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.052050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.052455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.052524][ T32] task:kworker/0:255 state:D stack:0 pid:5871 tgid:5871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.052718][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.052820][ T32] Call trace: [ 1346.052901][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.052988][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:85643000 [ 1346.053033][ T32] r4:85643000 [ 1346.053073][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.053151][ T32] r5:85643000 r4:8291a680 [ 1346.053189][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.053260][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.053343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1346.053385][ T32] r4:00000000 [ 1346.053439][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.053518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.053584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.053685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85693f40 [ 1346.053750][ T32] r4:00000000 [ 1346.053845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.053957][ T32] r9:83018005 r8:85643000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cb000 [ 1346.054007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.054110][ T32] r5:00001000 r4:eb3d5000 [ 1346.054154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.054282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.054378][ T32] r5:85738f8c r4:85738c00 [ 1346.054440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.054529][ T32] r7:dddced80 r6:83018000 r5:85738f8c r4:85502a80 [ 1346.054570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.054654][ T32] r10:61c88647 r9:85643000 r8:85502aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.054697][ T32] r4:85502a80 [ 1346.054734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.054815][ T32] r10:00000000 r9:85502a80 r8:80287e08 r7:ec90de60 r6:84745280 r5:85643000 [ 1346.054858][ T32] r4:00000001 [ 1346.054909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.054979][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1346.055038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.055101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.055160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.055216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.055286][ T32] r4:854f2cc0 [ 1346.055788][ T32] INFO: task kworker/0:255:5871 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.055847][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.055953][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.056064][ T32] Call trace: [ 1346.056135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.056247][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.056301][ T32] r4:00000000 [ 1346.056381][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.056462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.056532][ T32] 5d20: ddbc9000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.056606][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.056658][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.056705][ T32] r5:800f0013 r4:80239bb0 [ 1346.056745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.056835][ T32] r4:82ac21e4 [ 1346.056884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.056966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.057009][ T32] r4:e0585dc0 [ 1346.057048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.057139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.057212][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.057477][ T32] r5:00001000 r4:ed2cb000 ** 6 printk messages dropped ** [ 1346.084877][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.085435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.085977][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.086257][ T32] r10:8291a684 r9:ec929d84 r8:00000002 r7:60000113 r6:ec929d8c r5:856dec00 [ 1346.086308][ T32] r4:856dec00 [ 1346.086347][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.086425][ T32] r5:856dec00 r4:8291a680 [ 1346.086466][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.086553][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.086638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [ 1346.086681][ T32] r4:00000000 [ 1346.086740][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.086830][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.086909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.087002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f2b80 [ 1346.087052][ T32] r4:00000000 [ 1346.087093][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.087184][ T32] r9:83018005 r8:856dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1346.087242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.087333][ T32] r5:00001000 r4:ec6b3000 [ 1346.087389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.087467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.087619][ T32] r5:8573938c r4:85739000 [ 1346.105520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.105679][ T32] r7:dddced80 r6:83018000 r5:8573938c r4:85502b00 [ 1346.105726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.105832][ T32] r10:61c88647 r9:856dec00 r8:85502b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.105883][ T32] r4:85502b00 [ 1346.105923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.106010][ T32] r10:00000000 r9:85502b00 r8:80287e08 r7:ec91de60 r6:84745300 r5:856dec00 [ 1346.106059][ T32] r4:00000001 [ 1346.106116][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.106227][ T32] Exception stack(0xec929fb0 to 0xec929ff8) [ 1346.106293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.106350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.106417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.106479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.106523][ T32] r4:854f2f40 [ 1346.107284][ T32] INFO: task kworker/0:256:5874 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.107346][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.107493][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.112550][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.112873][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1346.113480][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.113906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.114478][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 4 printk messages dropped ** [ 1346.114839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.115586][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.115952][ T32] r5:85648000 r4:8291a680 ** 7 printk messages dropped ** [ 1346.116486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383100 ** 6 printk messages dropped ** [ 1346.117028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.117248][ T32] r7:dddced80 r6:83018000 r5:8573978c r4:85502b80 [ 1346.117294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.138398][ T32] r10:00000000 r9:85502b80 r8:80287e08 r7:ec929e60 r6:84745380 r5:85648000 ** 10 printk messages dropped ** [ 1346.140028][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.140678][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1346.141166][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1346.141565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1346.142456][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.142720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.143059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1346.143747][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:85649800 ** 6 printk messages dropped ** [ 1346.144204][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.144733][ T32] r9:83018005 r8:85649800 r7:00000000 r6:83018000 r5:00001000 r4:7f1d3000 ** 6 printk messages dropped ** [ 1346.145218][ T32] r7:dddced80 r6:83018000 r5:85739f8c r4:85502c00 [ 1346.145279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.145371][ T32] r10:61c88647 r9:85649800 r8:85502c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.145430][ T32] r4:85502c00 [ 1346.145471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.145570][ T32] r10:00000000 r9:85502c00 r8:80287e08 r7:ec92de60 r6:84745400 r5:85649800 [ 1346.145636][ T32] r4:00000001 [ 1346.145686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.145752][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1346.145842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.145923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.146008][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.146141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.146235][ T32] r4:85383040 [ 1346.146645][ T32] INFO: task kworker/0:258:5877 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.146700][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.146873][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.146960][ T32] Call trace: [ 1346.147017][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.147110][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.147178][ T32] r4:00000000 [ 1346.147221][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.147314][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.147372][ T32] 5d20: de324000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.147441][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.147492][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.147540][ T32] r5:800f0013 r4:80239bb0 [ 1346.175708][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.175929][ T32] r4:82ac21e4 [ 1346.175978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.176077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.176127][ T32] r4:e0585dc0 [ 1346.176172][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.176260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.176318][ T32] r4:00000000 [ 1346.176362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.176469][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1346.176517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.176602][ T32] r5:00001000 r4:ed2cb000 [ 1346.176655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.176738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.176827][ T32] r5:843adb8c r4:843ad800 [ 1346.176870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.176957][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1346.177000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.177092][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.177134][ T32] r4:84f79100 [ 1346.177175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.177281][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1346.177332][ T32] r4:00000001 [ 1346.177375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.177449][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.177506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.178075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.178223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.178305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.178365][ T32] r4:84f605c0 [ 1346.178420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.178499][ T32] INFO: task kworker/0:259:5878 blocked for more than 472 seconds. [ 1346.178598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.178657][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.178706][ T32] task:kworker/0:259 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.178821][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.178925][ T32] Call trace: [ 1346.178993][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.179115][ T32] r10:8291a684 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:85706000 [ 1346.179166][ T32] r4:85706000 [ 1346.179212][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.179307][ T32] r5:85706000 r4:8291a680 [ 1346.179354][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.179436][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.179535][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1346.179611][ T32] r4:00000000 [ 1346.179660][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.179729][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.179811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.179899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383340 [ 1346.179961][ T32] r4:00000000 [ 1346.180024][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.180133][ T32] r9:83018005 r8:85706000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1346.180178][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.180266][ T32] r5:00001000 r4:ec6cf000 [ 1346.180321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.180404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.180635][ T32] r7:dddced80 r6:83018000 r5:85739b8c r4:85502c80 [ 1346.180684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.181067][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.181383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.182556][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.182977][ T32] 5d20: de5b2000 dfb3b000 00000001 80239b98 7f22d000 00000001 ** 9 printk messages dropped ** [ 1346.183640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.183691][ T32] r4:00000000 [ 1346.183738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.183833][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1346.183878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.183974][ T32] r5:00001000 r4:ed2cb000 [ 1346.184022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.184102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.184180][ T32] r5:843adb8c r4:843ad800 [ 1346.184240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.184339][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1346.184424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.184517][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.184586][ T32] r4:84f79100 [ 1346.184659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.184765][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1346.184813][ T32] r4:00000001 [ 1346.184852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.184939][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.184994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.185066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.185121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.185225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.185278][ T32] r4:84f605c0 [ 1346.185319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.185365][ T32] INFO: task kworker/0:260:5881 blocked for more than 472 seconds. [ 1346.185415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.185479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.185526][ T32] task:kworker/0:260 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.185627][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.185744][ T32] Call trace: [ 1346.185804][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.185907][ T32] r10:8291a684 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:85705400 [ 1346.185955][ T32] r4:85705400 [ 1346.185994][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.186076][ T32] r5:85705400 r4:8291a680 [ 1346.186114][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.186184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.186299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1346.186342][ T32] r4:00000000 [ 1346.186380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.186454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.186523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.186643][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.187069][ T32] r5:8573a38c r4:8573a000 ** 1 printk messages dropped ** [ 1346.187192][ T32] r7:dddced80 r6:83018000 r5:8573a38c r4:85502d80 [ 1346.187232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.215989][ T32] Exception stack(0xec899fb0 to 0xec899ff8) ** 6 printk messages dropped ** [ 1346.217132][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1346.228849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1346.229609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.230400][ T32] r4:84f79100 ** 4 printk messages dropped ** [ 1346.230820][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1346.231250][ T32] INFO: task kworker/0:261:5883 blocked for more than 472 seconds. ** 6 printk messages dropped ** [ 1346.231864][ T32] r10:8291a684 r9:ec931d84 r8:00000002 r7:60000013 r6:ec931d8c r5:85706c00 ** 9 printk messages dropped ** [ 1346.232779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1346.233161][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.233661][ T32] r7:dddced80 r6:83018000 r5:8573b38c r4:85502e80 ** 2 printk messages dropped ** [ 1346.233877][ T32] r4:85502e80 ** 4 printk messages dropped ** [ 1346.234176][ T32] Exception stack(0xec931fb0 to 0xec931ff8) ** 4 printk messages dropped ** [ 1346.234489][ T32] r4:85383500 ** 5 printk messages dropped ** [ 1346.235660][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 ** 8 printk messages dropped ** [ 1346.236159][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.236829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 ** 9 printk messages dropped ** [ 1346.237446][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 6 printk messages dropped ** [ 1346.260346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1346.260418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.260448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.260502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.260584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.260616][ T32] r4:84f605c0 [ 1346.260642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.260672][ T32] INFO: task kworker/0:262:5884 blocked for more than 472 seconds. [ 1346.260705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.260756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.260783][ T32] task:kworker/0:262 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.260843][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.260925][ T32] Call trace: [ 1346.260995][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.261071][ T32] r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:84cc0000 [ 1346.261100][ T32] r4:84cc0000 [ 1346.261120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.261165][ T32] r5:84cc0000 r4:8291a680 [ 1346.261190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.261278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.261361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 1346.261412][ T32] r4:00000000 [ 1346.261441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.261504][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.261547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.261602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383800 [ 1346.261629][ T32] r4:00000000 [ 1346.261649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.261698][ T32] r9:83018005 r8:84cc0000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d7000 [ 1346.261722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.261777][ T32] r5:00001000 r4:ec6ff000 [ 1346.261800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.261841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.261895][ T32] r5:8573a78c r4:8573a400 [ 1346.261919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.261965][ T32] r7:dddced80 r6:83018000 r5:8573a78c r4:85502f80 [ 1346.261987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.262041][ T32] r10:61c88647 r9:84cc0000 r8:85502fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.262083][ T32] r4:85502f80 [ 1346.262107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.262153][ T32] r10:00000000 r9:85502f80 r8:80287e08 r7:ec931e60 r6:85295000 r5:84cc0000 [ 1346.262181][ T32] r4:00000001 [ 1346.262242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.262298][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1346.262345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.262389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.262420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.262450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.262478][ T32] r4:85383740 [ 1346.262882][ T32] INFO: task kworker/0:262:5884 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.262913][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.262985][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.263036][ T32] Call trace: [ 1346.263066][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.263120][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.263170][ T32] r4:00000000 [ 1346.263217][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.263261][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.263311][ T32] 5d20: dee77000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.263343][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.263394][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.263423][ T32] r5:800f0013 r4:80239bb0 [ 1346.263445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.263486][ T32] r4:82ac21e4 [ 1346.263534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.263663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.263732][ T32] r4:e0585dc0 [ 1346.263779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.263871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.263931][ T32] r4:00000000 [ 1346.264002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.264118][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1346.264199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.264299][ T32] r5:00001000 r4:ed2cb000 [ 1346.264348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.264460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.264558][ T32] r5:843adb8c r4:843ad800 [ 1346.264606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.264708][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1346.264760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.264865][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.264921][ T32] r4:84f79100 [ 1346.264993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.265132][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1346.265198][ T32] r4:00000001 [ 1346.265241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.265319][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.265382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.265450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.265540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.265619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.265678][ T32] r4:84f605c0 [ 1346.265731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.265792][ T32] INFO: task kworker/0:263:5886 blocked for more than 472 seconds. [ 1346.265857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.265914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.265962][ T32] task:kworker/0:263 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.266153][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.266331][ T32] Call trace: [ 1346.266409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.266535][ T32] r10:8291a684 r9:ec941d84 r8:00000002 r7:60000013 r6:ec941d8c r5:84cc2400 [ 1346.266599][ T32] r4:84cc2400 [ 1346.266654][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.266765][ T32] r5:84cc2400 r4:8291a680 ** 2 printk messages dropped ** [ 1346.267035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 ** 7 printk messages dropped ** [ 1346.288288][ T32] r9:83018005 r8:84cc2400 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 ** 6 printk messages dropped ** [ 1346.288568][ T32] r7:dddced80 r6:83018000 r5:8573ab8c r4:85295080 [ 1346.288592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.288818][ T32] Exception stack(0xec941fb0 to 0xec941ff8) ** 6 printk messages dropped ** [ 1346.289467][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.289917][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1346.290186][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1346.290372][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 11 printk messages dropped ** [ 1346.290943][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 ** 7 printk messages dropped ** [ 1346.291211][ T32] r4:84f605c0 ** 5 printk messages dropped ** [ 1346.291475][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.291818][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1346.292203][ T32] r4:00000000 [ 1346.292224][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.292295][ T32] r9:83018005 r8:84cc3000 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1346.292321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.292364][ T32] r5:00001000 r4:ec733000 [ 1346.292384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.292448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.292561][ T32] r5:8573af8c r4:8573ac00 [ 1346.292605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.292656][ T32] r7:dddced80 r6:83018000 r5:8573af8c r4:85295180 [ 1346.292677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.292769][ T32] r10:61c88647 r9:84cc3000 r8:852951ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.292883][ T32] r4:85295180 [ 1346.292905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.292953][ T32] r10:00000000 r9:85295180 r8:80287e08 r7:ec931e60 r6:85295200 r5:84cc3000 [ 1346.292976][ T32] r4:00000001 [ 1346.292995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.293036][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1346.293062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.293090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.293116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.293145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.293187][ T32] r4:85383b80 [ 1346.293460][ T32] INFO: task kworker/0:264:5890 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.293494][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.293549][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.293592][ T32] Call trace: [ 1346.293620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.293674][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.293699][ T32] r4:00000000 [ 1346.293737][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.293805][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.293872][ T32] 5d20: df096000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.293929][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.293982][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.294025][ T32] r5:800f0013 r4:80239bb0 [ 1346.294066][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.294123][ T32] r4:82ac21e4 [ 1346.294147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.294215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.294240][ T32] r4:e0585dc0 [ 1346.294259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.294300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.294322][ T32] r4:00000000 [ 1346.294342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.294387][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1346.294408][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.294449][ T32] r5:00001000 r4:ed2cb000 [ 1346.294468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.294507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.294547][ T32] r5:843adb8c r4:843ad800 [ 1346.294567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.294637][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1346.294668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.294718][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.294741][ T32] r4:84f79100 [ 1346.294776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.294826][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1346.294873][ T32] r4:00000001 [ 1346.294901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.294965][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.294995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.295027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.295054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.295150][ T32] INFO: task kworker/0:265:5893 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.295591][ T32] r5:84cc3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1346.295866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.296179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.296357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.296617][ T32] Exception stack(0xec951fb0 to 0xec951ff8) ** 2 printk messages dropped ** [ 1346.296728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.297141][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.297534][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1346.318101][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1346.318345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 5 printk messages dropped ** [ 1346.318595][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 ** 4 printk messages dropped ** [ 1346.318772][ T32] r5:843adb8c r4:843ad800 ** 2 printk messages dropped ** [ 1346.318904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.319135][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.319238][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.319427][ T32] INFO: task kworker/0:266:5894 blocked for more than 472 seconds. [ 1346.319484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.319519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.319558][ T32] task:kworker/0:266 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.319673][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.319721][ T32] Call trace: [ 1346.319753][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.319805][ T32] r10:8291a684 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:85648c00 [ 1346.319828][ T32] r4:85648c00 [ 1346.319861][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.319908][ T32] r5:85648c00 r4:8291a680 [ 1346.319943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.320011][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.320091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1346.320119][ T32] r4:00000000 [ 1346.320140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.320175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.320249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.320300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297040 [ 1346.320324][ T32] r4:00000000 [ 1346.320369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.320443][ T32] r9:83018005 r8:85648c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1346.320493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.320539][ T32] r5:00001000 r4:ec76f000 [ 1346.320562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.320606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.320667][ T32] r5:8573b78c r4:8573b400 [ 1346.320691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.320738][ T32] r7:dddced80 r6:83018000 r5:8573b78c r4:85295380 [ 1346.320760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.320818][ T32] r10:61c88647 r9:85648c00 r8:852953ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.320870][ T32] r4:85295380 [ 1346.320916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.320964][ T32] r10:00000000 r9:85295380 r8:80287e08 r7:ec951e60 r6:84745480 r5:85648c00 [ 1346.320999][ T32] r4:00000001 [ 1346.321082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.321159][ T32] Exception stack(0xec939fb0 to 0xec939ff8) [ 1346.321215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.321266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.321322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.321354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.321402][ T32] r4:85297000 [ 1346.321806][ T32] INFO: task kworker/0:266:5894 is blocked on a mutex likely owned by task kworker/1:236:3730. [ 1346.321853][ T32] task:kworker/1:236 state:R running task stack:0 pid:3730 tgid:3730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.321950][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.321996][ T32] Call trace: [ 1346.322119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.322249][ T32] r10:82ac21c4 r9:84c88000 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84c88000 [ 1346.322368][ T32] r4:00000000 [ 1346.322392][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.322459][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.322492][ T32] 5d20: df3bb000 dfb3b000 00000001 80239b98 7f22d000 00000001 [ 1346.322523][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.322547][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.322571][ T32] r5:800f0013 r4:80239bb0 [ 1346.322591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.322668][ T32] r4:82ac21e4 [ 1346.322691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.322735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.322760][ T32] r4:e0585dc0 [ 1346.322784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.322826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d40580 [ 1346.322854][ T32] r4:00000000 [ 1346.322875][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.322920][ T32] r9:83018205 r8:84c88000 r7:00000000 r6:83018200 r5:00001000 r4:7f235000 [ 1346.322942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.322987][ T32] r5:00001000 r4:ed2cb000 [ 1346.323025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.323069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.323136][ T32] r5:843adb8c r4:843ad800 [ 1346.323162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.323209][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 [ 1346.323230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.323278][ T32] r10:61c88647 r9:84c88000 r8:84f7912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.323325][ T32] r4:84f79100 [ 1346.323349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.323396][ T32] r10:00000000 r9:84f79100 r8:80287e08 r7:e057de60 r6:84df1080 r5:84c88000 [ 1346.323442][ T32] r4:00000001 [ 1346.323466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.323503][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.323559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.323591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.323631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.323688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.323732][ T32] r4:84f605c0 [ 1346.323831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.323860][ T32] INFO: task kworker/0:267:5896 blocked for more than 472 seconds. [ 1346.323961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.324038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.324088][ T32] task:kworker/0:267 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.324184][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.324276][ T32] Call trace: [ 1346.324350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.324448][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000113 r6:ec945d8c r5:8564b000 [ 1346.324540][ T32] r4:8564b000 [ 1346.324598][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.324690][ T32] r5:8564b000 r4:8291a680 [ 1346.324738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.324823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.324915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1346.324969][ T32] r4:00000000 [ 1346.325015][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.325103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.325180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.325269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297300 [ 1346.325345][ T32] r4:00000000 [ 1346.325401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.325533][ T32] r9:83018005 r8:8564b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1346.325593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.325690][ T32] r5:00001000 r4:ec783000 [ 1346.325759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.325873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.325990][ T32] r5:8573bb8c r4:8573b800 [ 1346.326068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.326170][ T32] r7:dddced80 r6:83018000 r5:8573bb8c r4:85295400 [ 1346.326277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.326395][ T32] r10:61c88647 r9:8564b000 r8:8529542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.326438][ T32] r4:85295400 [ 1346.326459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.326532][ T32] r10:00000000 r9:85295400 r8:80287e08 r7:ec951e60 r6:84745500 r5:8564b000 [ 1346.326559][ T32] r4:00000001 [ 1346.326579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.326615][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1346.326666][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.326711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.326740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.326774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1346.327127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.327487][ T32] 5d40: 82ac15a0 7f22d000 dfb3b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1346.368359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1346.368849][ T32] r7:ddde2d80 r6:83018200 r5:843adb8c r4:84f79100 ** 7 printk messages dropped ** [ 1346.369254][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1346.369477][ T32] INFO: task kworker/0:268:5903 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.369881][ T32] r4:8564bc00 ** 3 printk messages dropped ** [ 1346.370185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.370762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.370935][ T32] r5:8574038c r4:85740000 ** 4 printk messages dropped ** [ 1346.371210][ T32] r4:85295480 ** 4 printk messages dropped ** [ 1346.371382][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) ** 6 printk messages dropped ** [ 1346.372040][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.372730][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 6 printk messages dropped ** [ 1346.372985][ T32] r4:e0555dc0 ** 4 printk messages dropped ** [ 1346.373203][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 6 printk messages dropped ** [ 1346.373676][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1346.373887][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.374133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.374514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.374972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.375013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1346.375065][ T32] r4:00000000 [ 1346.375126][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.375164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.375200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.375241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297a40 [ 1346.375265][ T32] r4:00000000 [ 1346.375312][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.375360][ T32] r9:83018005 r8:8564c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1f3000 [ 1346.375383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.375424][ T32] r5:00001000 r4:ec96b000 [ 1346.375477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.375523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.375566][ T32] r5:8574078c r4:85740400 [ 1346.375586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.375643][ T32] r7:dddced80 r6:83018000 r5:8574078c r4:85295500 [ 1346.375671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.375718][ T32] r10:61c88647 r9:8564c800 r8:8529552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.375741][ T32] r4:85295500 [ 1346.375760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.375804][ T32] r10:00000000 r9:85295500 r8:80287e08 r7:ec94de60 r6:84745600 r5:8564c800 [ 1346.375826][ T32] r4:00000001 [ 1346.375845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.375907][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1346.375979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.376059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.376093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.376123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.376171][ T32] r4:85297780 [ 1346.376452][ T32] INFO: task kworker/0:269:5905 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.376484][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.376567][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.376693][ T32] Call trace: [ 1346.376755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.376807][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.376835][ T32] r4:00000000 [ 1346.376855][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.376895][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.376922][ T32] 5d20: 7f4b3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.376965][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.376995][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1346.377019][ T32] r5:900f0013 r4:80239bb0 [ 1346.377099][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.377149][ T32] r4:82ac21e4 [ 1346.377172][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.377214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.377236][ T32] r4:e0555dc0 [ 1346.377255][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.377295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.377318][ T32] r4:00000000 [ 1346.377337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.377380][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.377402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.377449][ T32] r5:00001000 r4:ed32b000 [ 1346.377494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.377582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.397215][ T32] r5:85de9b8c r4:85de9800 [ 1346.397266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.397340][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.397362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.397413][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.397436][ T32] r4:84f79180 [ 1346.397469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.397521][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.397600][ T32] r4:00000001 [ 1346.398230][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.398305][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.398337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.398374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.398415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.398449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.398476][ T32] r4:84f60700 ** 2 printk messages dropped ** [ 1346.398655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1346.399058][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1346.399444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297a80 ** 7 printk messages dropped ** [ 1346.399767][ T32] r5:8574138c r4:85741000 [ 1346.399789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1346.400013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.400282][ T32] r4:852978c0 ** 2 printk messages dropped ** [ 1346.400910][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.401326][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1346.401749][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.402028][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1346.402447][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.402474][ T32] r4:00000001 [ 1346.402494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.402530][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.402556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.402584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.402609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.402662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.402688][ T32] r4:84f60700 [ 1346.402709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.402733][ T32] INFO: task kworker/0:271:5909 blocked for more than 472 seconds. [ 1346.402761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.402785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.402830][ T32] task:kworker/0:271 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.402879][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.402920][ T32] Call trace: [ 1346.402975][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.403035][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:8564ec00 [ 1346.403061][ T32] r4:8564ec00 [ 1346.403106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.403154][ T32] r5:8564ec00 r4:8291a680 [ 1346.403177][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.403216][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.403258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1346.403280][ T32] r4:00000000 [ 1346.403305][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.403366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.403454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.403500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297b80 [ 1346.403536][ T32] r4:00000000 [ 1346.403561][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.403631][ T32] r9:83018005 r8:8564ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f5000 [ 1346.403680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.403726][ T32] r5:00001000 r4:ec977000 [ 1346.403771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.403814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.403882][ T32] r5:85740b8c r4:85740800 [ 1346.403918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.403972][ T32] r7:dddced80 r6:83018000 r5:85740b8c r4:85295600 [ 1346.403995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.404091][ T32] r10:61c88647 r9:8564ec00 r8:8529562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.404123][ T32] r4:85295600 [ 1346.404144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.404215][ T32] r10:00000000 r9:85295600 r8:80287e08 r7:ec975e60 r6:84745700 r5:8564ec00 [ 1346.404241][ T32] r4:00000001 [ 1346.404262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.404325][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1346.404355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.404395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.404424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.404453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.404500][ T32] r4:85297980 [ 1346.404722][ T32] INFO: task kworker/0:271:5909 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.404753][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.404809][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.404906][ T32] Call trace: [ 1346.404937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.405087][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.405115][ T32] r4:00000000 [ 1346.405136][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.405201][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.405233][ T32] 5d20: 7f5c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.405291][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.405332][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1346.405359][ T32] r5:900f0013 r4:80239bb0 [ 1346.405380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.405423][ T32] r4:82ac21e4 [ 1346.405443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.405486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.405509][ T32] r4:e0555dc0 [ 1346.405529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.405570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.405593][ T32] r4:00000000 [ 1346.405642][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.405717][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 4 printk messages dropped ** [ 1346.405938][ T32] r5:85de9b8c r4:85de9800 ** 1 printk messages dropped ** [ 1346.406045][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1346.406321][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1346.406570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.406989][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1346.407186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1346.407438][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.438605][ T32] r9:83018005 r8:8562d400 r7:00000000 r6:83018000 r5:00001000 r4:7f1f7000 ** 4 printk messages dropped ** [ 1346.438836][ T32] r5:85740f8c r4:85740c00 [ 1346.438860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.439056][ T32] r4:85295680 ** 4 printk messages dropped ** [ 1346.439361][ T32] Exception stack(0xec995fb0 to 0xec995ff8) ** 4 printk messages dropped ** [ 1346.439627][ T32] r4:85297bc0 [ 1346.440054][ T32] INFO: task kworker/0:272:5911 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.440089][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.440157][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.440207][ T32] Call trace: [ 1346.440263][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.440345][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.440397][ T32] r4:00000000 [ 1346.440470][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.440558][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.440591][ T32] 5d20: 7fff0000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.440620][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.440645][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1346.440668][ T32] r5:900f0013 r4:80239bb0 [ 1346.440766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.440837][ T32] r4:82ac21e4 [ 1346.440861][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.440905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.440928][ T32] r4:e0555dc0 [ 1346.440947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.440990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.441029][ T32] r4:00000000 [ 1346.441054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.441099][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.441121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.441188][ T32] r5:00001000 r4:ed32b000 [ 1346.441212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.441252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.441294][ T32] r5:85de9b8c r4:85de9800 [ 1346.441314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.441376][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.441401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.441448][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.441471][ T32] r4:84f79180 [ 1346.441491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.441587][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.441614][ T32] r4:00000001 [ 1346.441695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.441760][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.441790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.441825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.441854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.441883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.441905][ T32] r4:84f60700 [ 1346.441950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.442007][ T32] INFO: task kworker/0:273:5913 blocked for more than 472 seconds. [ 1346.442048][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.442074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.442099][ T32] task:kworker/0:273 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.442148][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.442218][ T32] Call trace: [ 1346.442250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.442297][ T32] r10:8291a684 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:85645400 [ 1346.442323][ T32] r4:85645400 [ 1346.442343][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.442386][ T32] r5:85645400 r4:8291a680 [ 1346.442405][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.442443][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1346.442663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1346.442870][ T32] r9:83018005 r8:85645400 r7:00000000 r6:83018000 r5:00001000 r4:7f201000 ** 4 printk messages dropped ** [ 1346.443109][ T32] r5:8574238c r4:85742000 [ 1346.443131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.443215][ T32] r7:dddced80 r6:83018000 r5:8574238c r4:85295700 [ 1346.443245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.443320][ T32] r10:61c88647 r9:85645400 r8:8529572c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.443346][ T32] r4:85295700 [ 1346.443367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1346.443453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1346.443570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.443950][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.444337][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.444399][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 2 printk messages dropped ** [ 1346.444640][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff ** 2 printk messages dropped ** [ 1346.444806][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.444944][ T32] r4:e0555dc0 ** 2 printk messages dropped ** [ 1346.445082][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.445152][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 4 printk messages dropped ** [ 1346.445399][ T32] r5:85de9b8c r4:85de9800 ** 2 printk messages dropped ** [ 1346.445522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.445657][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.445680][ T32] r4:00000001 [ 1346.445699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.445733][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.445759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.445787][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.445813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.445841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.445862][ T32] r4:84f60700 [ 1346.445884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.445908][ T32] INFO: task kworker/0:274:5914 blocked for more than 472 seconds. [ 1346.445986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.446026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.446048][ T32] task:kworker/0:274 state:D stack:0 pid:5914 tgid:5914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.446105][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.446152][ T32] Call trace: [ 1346.446226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.446301][ T32] r10:8291a684 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:85646c00 [ 1346.446328][ T32] r4:85646c00 [ 1346.446351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.446393][ T32] r5:85646c00 r4:8291a680 [ 1346.446415][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.446459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.446527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1346.446601][ T32] r4:00000000 [ 1346.446626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.446661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.446694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.446740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297f80 [ 1346.446764][ T32] r4:00000000 [ 1346.446786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.446829][ T32] r9:83018005 r8:85646c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1fb000 [ 1346.446851][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.446917][ T32] r5:00001000 r4:ec9a7000 [ 1346.446976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.447058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.447105][ T32] r5:8574178c r4:85741400 [ 1346.447154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.447204][ T32] r7:dddced80 r6:83018000 r5:8574178c r4:85295780 [ 1346.447226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.447274][ T32] r10:61c88647 r9:85646c00 r8:852957ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.447297][ T32] r4:85295780 [ 1346.447341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.447395][ T32] r10:00000000 r9:85295780 r8:80287e08 r7:ec9a5e60 r6:84745880 r5:85646c00 [ 1346.447420][ T32] r4:00000001 [ 1346.447440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.447475][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1346.447506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.447535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.468036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.468134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.468161][ T32] r4:85297d40 [ 1346.468573][ T32] INFO: task kworker/0:274:5914 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.468611][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.468787][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.468889][ T32] Call trace: [ 1346.468925][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.468981][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.469032][ T32] r4:00000000 [ 1346.469083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.469153][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.469186][ T32] 5d20: 7fff0000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.469265][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.469295][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1346.469321][ T32] r5:900f0013 r4:80239bb0 [ 1346.469343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.469387][ T32] r4:82ac21e4 [ 1346.469432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.469504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.469530][ T32] r4:e0555dc0 [ 1346.469551][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.469595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.469622][ T32] r4:00000000 [ 1346.469662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.469719][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.469766][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.469813][ T32] r5:00001000 r4:ed32b000 [ 1346.469842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.469889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.469933][ T32] r5:85de9b8c r4:85de9800 [ 1346.469953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.470000][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.470025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.470074][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.470114][ T32] r4:84f79180 [ 1346.470143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.470254][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.470306][ T32] r4:00000001 [ 1346.470336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.470373][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.470400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.470428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.470454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.470508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.470535][ T32] r4:84f60700 [ 1346.470582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.470612][ T32] INFO: task kworker/0:275:5916 blocked for more than 472 seconds. [ 1346.470645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.470669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.470694][ T32] task:kworker/0:275 state:D stack:0 pid:5916 tgid:5916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.470767][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.470813][ T32] Call trace: [ 1346.470870][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.470932][ T32] r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000013 r6:ec9c1d8c r5:85650000 [ 1346.470966][ T32] r4:85650000 [ 1346.471066][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1346.471433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.471836][ T32] r5:85741b8c r4:85741800 [ 1346.471871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.472046][ T32] r4:85295800 ** 4 printk messages dropped ** [ 1346.472251][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) ** 4 printk messages dropped ** [ 1346.472486][ T32] r4:85297fc0 [ 1346.472707][ T32] INFO: task kworker/0:275:5916 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.472750][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.472905][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.472993][ T32] Call trace: [ 1346.473076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.473184][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.473239][ T32] r4:00000000 [ 1346.473283][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.473368][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.473427][ T32] 5d20: 7fff0000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.473495][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.473586][ T32] 5d60: 80230ad0 80239bb0 900f0013 ffffffff [ 1346.473685][ T32] r5:900f0013 r4:80239bb0 [ 1346.473739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.473824][ T32] r4:82ac21e4 [ 1346.473871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.473959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.474011][ T32] r4:e0555dc0 [ 1346.474066][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.474161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.474259][ T32] r4:00000000 [ 1346.474333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.474441][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.474504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.474612][ T32] r5:00001000 r4:ed32b000 [ 1346.474676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.474782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.474886][ T32] r5:85de9b8c r4:85de9800 [ 1346.474935][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.475038][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.475131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.475243][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.475317][ T32] r4:84f79180 [ 1346.475364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.475472][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.475527][ T32] r4:00000001 [ 1346.475573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.475677][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.475746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.475857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.475945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.476028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.476127][ T32] r4:84f60700 [ 1346.476221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.476328][ T32] INFO: task kworker/0:276:5918 blocked for more than 472 seconds. [ 1346.476418][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.476549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.476612][ T32] task:kworker/0:276 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.476724][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.476815][ T32] Call trace: [ 1346.476881][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.476930][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:84cc1800 [ 1346.476955][ T32] r4:84cc1800 [ 1346.476975][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.477049][ T32] r5:84cc1800 r4:8291a680 [ 1346.477075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.477141][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.477214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1346.477240][ T32] r4:00000000 [ 1346.477284][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.477322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.477361][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.477404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85383740 [ 1346.477426][ T32] r4:00000000 [ 1346.477448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.477492][ T32] r9:83018005 r8:84cc1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1ff000 [ 1346.477569][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.499315][ T32] r5:85741f8c r4:85741c00 [ 1346.499343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.499438][ T32] r7:dddced80 r6:83018000 r5:85741f8c r4:85295880 ** 3 printk messages dropped ** [ 1346.499612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.499905][ T32] r4:85383f00 ** 6 printk messages dropped ** [ 1346.500602][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.500807][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.501108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1346.501494][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1346.501738][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1346.501884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.502219][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.502626][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.502972][ T32] r9:83018005 r8:84cc4800 r7:00000000 r6:83018000 r5:00001000 r4:7f209000 [ 1346.502998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.503073][ T32] r5:00001000 r4:eca03000 [ 1346.503097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.503179][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.503226][ T32] r5:8574338c r4:85743000 [ 1346.503287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.503348][ T32] r7:dddced80 r6:83018000 r5:8574338c r4:85295980 [ 1346.503373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.503422][ T32] r10:61c88647 r9:84cc4800 r8:852959ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.503445][ T32] r4:85295980 [ 1346.503464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.503509][ T32] r10:00000000 r9:85295980 r8:80287e08 r7:ec9a5e60 r6:85295a00 r5:84cc4800 [ 1346.503531][ T32] r4:00000001 [ 1346.503555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.503593][ T32] Exception stack(0xec9c5fb0 to 0xec9c5ff8) [ 1346.503644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.503677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.503728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.503760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.503783][ T32] r4:85290080 [ 1346.503998][ T32] INFO: task kworker/0:277:5921 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.504034][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.504141][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.504185][ T32] Call trace: [ 1346.504215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.504266][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.504290][ T32] r4:00000000 [ 1346.504333][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.504377][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.504411][ T32] 5d20: 80485000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.504491][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.504544][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.504571][ T32] r5:800f0013 r4:80239bb0 [ 1346.504597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.504641][ T32] r4:82ac21e4 [ 1346.504662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.504709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.504733][ T32] r4:e0555dc0 [ 1346.504752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.504796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.504844][ T32] r4:00000000 [ 1346.504868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.504938][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.504963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.505007][ T32] r5:00001000 r4:ed32b000 [ 1346.505059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.505129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.505183][ T32] r5:85de9b8c r4:85de9800 [ 1346.505247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.505305][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.505329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.505376][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.505399][ T32] r4:84f79180 [ 1346.505420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.505467][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.505497][ T32] r4:00000001 [ 1346.505518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.505559][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.505600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.505696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.505728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.505763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1346.505938][ T32] task:kworker/0:278 state:D stack:0 pid:5922 tgid:5922 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.506469][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.506650][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.506892][ T32] r5:8574278c r4:85742400 [ 1346.506939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.507144][ T32] r4:85295b00 ** 4 printk messages dropped ** [ 1346.507343][ T32] Exception stack(0xec981fb0 to 0xec981ff8) ** 4 printk messages dropped ** [ 1346.507609][ T32] r4:85290300 ** 2 printk messages dropped ** [ 1346.539127][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.539421][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 4 printk messages dropped ** [ 1346.539742][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1346.540371][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.540943][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1346.541422][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1346.541655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.542296][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.542786][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.543567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.543609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.543663][ T32] r5:85742b8c r4:85742800 [ 1346.543774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.543877][ T32] r7:dddced80 r6:83018000 r5:85742b8c r4:85295a80 [ 1346.543928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.544031][ T32] r10:61c88647 r9:84cc6000 r8:85295aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.544083][ T32] r4:85295a80 [ 1346.544127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.544223][ T32] r10:00000000 r9:85295a80 r8:80287e08 r7:ec9c5e60 r6:85295c00 r5:84cc6000 [ 1346.544321][ T32] r4:00000001 [ 1346.544369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.544476][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1346.544546][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.544638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.544697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.544759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.544812][ T32] r4:85290300 [ 1346.545215][ T32] INFO: task kworker/0:279:5925 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.545287][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.545424][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.545510][ T32] Call trace: [ 1346.545587][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.545690][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.545755][ T32] r4:00000000 [ 1346.545808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.545897][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.545963][ T32] 5d20: 80b0d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.545996][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.546089][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.546117][ T32] r5:800f0013 r4:80239bb0 [ 1346.546142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.546272][ T32] r4:82ac21e4 [ 1346.546349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.546446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.546623][ T32] r4:e0555dc0 [ 1346.546670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.546762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.546794][ T32] r4:00000000 [ 1346.546833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.546924][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.546948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.547007][ T32] r5:00001000 r4:ed32b000 [ 1346.547036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.547076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.547165][ T32] r5:85de9b8c r4:85de9800 [ 1346.547238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.547318][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.547343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.547391][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.547413][ T32] r4:84f79180 [ 1346.547433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.547479][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.547507][ T32] r4:00000001 [ 1346.547527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.570886][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.570991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.571070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.571145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.571223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.571271][ T32] r4:84f60700 [ 1346.571336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.571398][ T32] INFO: task kworker/0:280:5927 blocked for more than 473 seconds. [ 1346.571495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.571565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.571615][ T32] task:kworker/0:280 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.571729][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.571870][ T32] Call trace: [ 1346.571969][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.572080][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:84cc6c00 [ 1346.572109][ T32] r4:84cc6c00 [ 1346.572155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.572216][ T32] r5:84cc6c00 r4:8291a680 [ 1346.572237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.572383][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.572452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1346.572477][ T32] r4:00000000 [ 1346.572496][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.572608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.572658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.572701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290600 [ 1346.572779][ T32] r4:00000000 [ 1346.572825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.572876][ T32] r9:83018005 r8:84cc6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f207000 [ 1346.572899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.572964][ T32] r5:00001000 r4:ec9f7000 [ 1346.572989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.573159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.573266][ T32] r5:85742f8c r4:85742c00 [ 1346.573319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.573417][ T32] r7:dddced80 r6:83018000 r5:85742f8c r4:85295c80 [ 1346.573451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.573502][ T32] r10:61c88647 r9:84cc6c00 r8:85295cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.573956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.574907][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1346.575535][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.576117][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 9 printk messages dropped ** [ 1346.576778][ T32] r4:84f79180 ** 4 printk messages dropped ** [ 1346.577082][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 7 printk messages dropped ** [ 1346.589931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1346.590673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1346.590942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1346.590989][ T32] r4:00000000 [ 1346.591045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.591135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.591215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.591305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290900 [ 1346.591372][ T32] r4:00000000 [ 1346.591456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.591553][ T32] r9:83018005 r8:84cc0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f20b000 [ 1346.591599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.591688][ T32] r5:00001000 r4:eca0f000 [ 1346.591731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.591904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.591993][ T32] r5:8574378c r4:85743400 [ 1346.592045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.592152][ T32] r7:dddced80 r6:83018000 r5:8574378c r4:85295d80 [ 1346.592211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.592304][ T32] r10:61c88647 r9:84cc0c00 r8:85295dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.592377][ T32] r4:85295d80 [ 1346.592425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.592529][ T32] r10:00000000 r9:85295d80 r8:80287e08 r7:ec9c5e60 r6:85295e00 r5:84cc0c00 [ 1346.592585][ T32] r4:00000001 [ 1346.592658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.592738][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1346.592794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.592855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.592906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.592966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.593004][ T32] r4:85290580 [ 1346.593412][ T32] INFO: task kworker/0:281:5929 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.593448][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.593531][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.593608][ T32] Call trace: [ 1346.593696][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.593803][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.593858][ T32] r4:00000000 [ 1346.593905][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.593987][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.594078][ T32] 5d20: 80f63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.594169][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.594263][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.594321][ T32] r5:800f0013 r4:80239bb0 [ 1346.594364][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.594442][ T32] r4:82ac21e4 [ 1346.594503][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.594611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.594645][ T32] r4:e0555dc0 [ 1346.594667][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.594762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.594788][ T32] r4:00000000 [ 1346.594927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.594988][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.595028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.595075][ T32] r5:00001000 r4:ed32b000 [ 1346.595095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.595157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.595251][ T32] r5:85de9b8c r4:85de9800 [ 1346.595277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.595450][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.595502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.595628][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.595658][ T32] r4:84f79180 [ 1346.595713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.595810][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.595862][ T32] r4:00000001 [ 1346.595971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.596044][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.596086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.596115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.596182][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.596240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.596280][ T32] r4:84f60700 [ 1346.596354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.596388][ T32] INFO: task kworker/0:282:5931 blocked for more than 473 seconds. [ 1346.596431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.596471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.596625][ T32] task:kworker/0:282 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.596695][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.596797][ T32] Call trace: [ 1346.596878][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.596949][ T32] r10:8291a684 r9:eca0dd84 r8:00000002 r7:60000013 r6:eca0dd8c r5:85702400 [ 1346.597002][ T32] r4:85702400 [ 1346.597035][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.597108][ T32] r5:85702400 r4:8291a680 [ 1346.597152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.597246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.597311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca0de08 [ 1346.597357][ T32] r4:00000000 [ 1346.597386][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.597447][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.597501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.597565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290940 [ 1346.618668][ T32] r4:00000000 [ 1346.618758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.618879][ T32] r9:83018005 r8:85702400 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1346.618951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.619060][ T32] r5:00001000 r4:eca27000 [ 1346.619176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.619238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.619316][ T32] r5:85743f8c r4:85743c00 [ 1346.619339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.619389][ T32] r7:dddced80 r6:83018000 r5:85743f8c r4:85295e80 [ 1346.619411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.619458][ T32] r10:61c88647 r9:85702400 r8:85295eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.619480][ T32] r4:85295e80 [ 1346.619500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.619654][ T32] r10:00000000 r9:85295e80 r8:80287e08 r7:eca01e60 r6:85295f00 r5:85702400 [ 1346.619689][ T32] r4:00000001 [ 1346.619761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.619804][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) [ 1346.619883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.619916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.620067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.620111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.620212][ T32] r4:85290700 [ 1346.620894][ T32] INFO: task kworker/0:282:5931 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.620974][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.621136][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.621235][ T32] Call trace: [ 1346.621321][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.621460][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.621563][ T32] r4:00000000 [ 1346.621668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.621774][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.621807][ T32] 5d20: 81466000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.621837][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.621965][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.622056][ T32] r5:800f0013 r4:80239bb0 [ 1346.622126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.622243][ T32] r4:82ac21e4 [ 1346.622289][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.622371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.622434][ T32] r4:e0555dc0 [ 1346.622521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.622623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.622675][ T32] r4:00000000 [ 1346.622723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.622864][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.622942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.623055][ T32] r5:00001000 r4:ed32b000 [ 1346.623108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.623191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.623287][ T32] r5:85de9b8c r4:85de9800 [ 1346.623382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.623442][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.623488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.623578][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.623641][ T32] r4:84f79180 [ 1346.623686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.623765][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.623790][ T32] r4:00000001 [ 1346.623809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.623847][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.623874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.623920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.623951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.623995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.624026][ T32] r4:84f60700 [ 1346.624049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.624078][ T32] INFO: task kworker/0:283:5932 blocked for more than 473 seconds. [ 1346.624111][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.624150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.624181][ T32] task:kworker/0:283 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.624316][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.624433][ T32] Call trace: [ 1346.624495][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.624545][ T32] r10:8291a684 r9:ec9e9d84 r8:00000002 r7:60000013 r6:ec9e9d8c r5:851a0000 [ 1346.624616][ T32] r4:851a0000 [ 1346.624648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.624704][ T32] r5:851a0000 r4:8291a680 [ 1346.624744][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.624795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.624838][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1346.624861][ T32] r4:00000000 [ 1346.624905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.624945][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.624980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.625027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290ac0 [ 1346.625052][ T32] r4:00000000 [ 1346.625074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.625131][ T32] r9:83018005 r8:851a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f20d000 [ 1346.625163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.625206][ T32] r5:00001000 r4:eca1b000 [ 1346.625226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.625289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.625337][ T32] r5:85743b8c r4:85743800 [ 1346.625358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.625419][ T32] r7:dddced80 r6:83018000 r5:85743b8c r4:85295f80 [ 1346.625457][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.625512][ T32] r10:61c88647 r9:851a0000 r8:85295fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.625560][ T32] r4:85295f80 [ 1346.625583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.625629][ T32] r10:00000000 r9:85295f80 r8:80287e08 r7:eca0de60 r6:84e0e000 r5:851a0000 [ 1346.625652][ T32] r4:00000001 [ 1346.625671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.625705][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) [ 1346.625755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.625792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.625819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.625851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.625911][ T32] r4:85290700 [ 1346.626177][ T32] INFO: task kworker/0:283:5932 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.626256][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.626386][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.626436][ T32] Call trace: [ 1346.626487][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.626563][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.626620][ T32] r4:00000000 [ 1346.626644][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.626685][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.626714][ T32] 5d20: 81466000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.626755][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.626787][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.626813][ T32] r5:800f0013 r4:80239bb0 [ 1346.626833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.626890][ T32] r4:82ac21e4 [ 1346.626940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.626987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.627029][ T32] r4:e0555dc0 [ 1346.627053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.627098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.627146][ T32] r4:00000000 [ 1346.627171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.627217][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.627238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.627284][ T32] r5:00001000 r4:ed32b000 [ 1346.627305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.627344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.627385][ T32] r5:85de9b8c r4:85de9800 [ 1346.627405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.627451][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.627472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.627519][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.659278][ T32] r4:84f79180 [ 1346.659394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.659523][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.659553][ T32] r4:00000001 [ 1346.659576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.659617][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.659652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.659684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.659735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.659769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.659822][ T32] r4:84f60700 [ 1346.659849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.659891][ T32] INFO: task kworker/0:284:5935 blocked for more than 473 seconds. [ 1346.659950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.659980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.660028][ T32] task:kworker/0:284 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.660115][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.660315][ T32] r10:8291a684 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:851a0c00 ** 5 printk messages dropped ** [ 1346.660565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 ** 4 printk messages dropped ** [ 1346.660938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85297140 ** 3 printk messages dropped ** [ 1346.661086][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.661298][ T32] r5:85744f8c r4:85744c00 [ 1346.661319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.661363][ T32] r7:dddced80 r6:83018000 r5:85744f8c r4:84e0e080 [ 1346.661412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.661464][ T32] r10:61c88647 r9:851a0c00 r8:84e0e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.661520][ T32] r4:84e0e080 [ 1346.661543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.661589][ T32] r10:00000000 r9:84e0e080 r8:80287e08 r7:eca0de60 r6:84e0e100 r5:851a0c00 [ 1346.661655][ T32] r4:00000001 [ 1346.661708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.661793][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) [ 1346.661839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.661894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.661925][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.661981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.662008][ T32] r4:85290c80 [ 1346.662439][ T32] INFO: task kworker/0:284:5935 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.662474][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.662567][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.662628][ T32] Call trace: [ 1346.662664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.662739][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.662767][ T32] r4:00000000 [ 1346.662787][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.662827][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.662869][ T32] 5d20: 81ae6000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.662914][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.662968][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.662999][ T32] r5:800f0013 r4:80239bb0 [ 1346.663027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.663070][ T32] r4:82ac21e4 [ 1346.663092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.663135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.663158][ T32] r4:e0555dc0 [ 1346.663177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.663230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.663252][ T32] r4:00000000 [ 1346.663297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.663383][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.663435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.663495][ T32] r5:00001000 r4:ed32b000 [ 1346.663543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.663587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.663630][ T32] r5:85de9b8c r4:85de9800 [ 1346.663670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.663728][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.663750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.663821][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.663873][ T32] r4:84f79180 [ 1346.663895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.663946][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.664008][ T32] r4:00000001 [ 1346.664053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.664093][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.664120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.664149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.664178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.664365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1346.664431][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.664516][ T32] Call trace: [ 1346.664555][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.664605][ T32] r10:8291a684 r9:eca25d84 r8:00000002 r7:60000113 r6:eca25d8c r5:851a1800 [ 1346.664628][ T32] r4:851a1800 [ 1346.664648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.664702][ T32] r5:851a1800 r4:8291a680 [ 1346.664731][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.664771][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.664812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 [ 1346.664835][ T32] r4:00000000 [ 1346.664853][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.664912][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.664951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.664992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290bc0 [ 1346.665017][ T32] r4:00000000 [ 1346.665081][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.665129][ T32] r9:83018005 r8:851a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1346.665150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.665203][ T32] r5:00001000 r4:df843000 [ 1346.665249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.665292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.665349][ T32] r5:85744b8c r4:85744800 [ 1346.665399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.665474][ T32] r7:dddced80 r6:83018000 r5:85744b8c r4:84e0e180 ** 1 printk messages dropped ** [ 1346.665583][ T32] r10:61c88647 r9:851a1800 r8:84e0e1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.665933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.666820][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.666959][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 11 printk messages dropped ** [ 1346.667466][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 11 printk messages dropped ** [ 1346.688809][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1346.689152][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1346.689352][ T32] task:kworker/0:286 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.689779][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 ** 5 printk messages dropped ** [ 1346.690084][ T32] r4:00000000 [ 1346.690108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.690158][ T32] r9:83018005 r8:851a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1346.690181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.690249][ T32] r5:00001000 r4:eb1f1000 [ 1346.690269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.690309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.690364][ T32] r5:85745f8c r4:85745c00 [ 1346.690388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.690456][ T32] r7:dddced80 r6:83018000 r5:85745f8c r4:84e0e280 [ 1346.690486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.690536][ T32] r10:61c88647 r9:851a2400 r8:84e0e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.690558][ T32] r4:84e0e280 [ 1346.690578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.690638][ T32] r10:00000000 r9:84e0e280 r8:80287e08 r7:eca19e60 r6:84e0e300 r5:851a2400 [ 1346.690666][ T32] r4:00000001 [ 1346.690687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.690723][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1346.690774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.690808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.690835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.690918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.690944][ T32] r4:85442200 [ 1346.691419][ T32] INFO: task kworker/0:286:5946 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.691455][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.691537][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.691738][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.691955][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.692366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1346.692754][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1346.693043][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1346.693251][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1346.693469][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.693784][ T32] r5:851a3000 r4:8291a680 ** 5 printk messages dropped ** [ 1346.694030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1346.694353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.694436][ T32] r5:8574538c r4:85745000 ** 3 printk messages dropped ** [ 1346.694567][ T32] r10:61c88647 r9:851a3000 r8:84e0e3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.694917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.695722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1346.695979][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1346.696071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.696122][ T32] r4:e0555dc0 [ 1346.696156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.696225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.696275][ T32] r4:00000000 [ 1346.696299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.696346][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.696368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.696409][ T32] r5:00001000 r4:ed32b000 [ 1346.696428][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.696466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.696506][ T32] r5:85de9b8c r4:85de9800 [ 1346.696550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.696624][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.696649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.696696][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.696735][ T32] r4:84f79180 [ 1346.696762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.696811][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.696859][ T32] r4:00000001 [ 1346.696882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.696943][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.696996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.697032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.697061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.697090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.697112][ T32] r4:84f60700 [ 1346.697133][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.697157][ T32] INFO: task kworker/0:288:5948 blocked for more than 473 seconds. [ 1346.697208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.697260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.697289][ T32] task:kworker/0:288 state:D stack:0 pid:5948 tgid:5948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.697364][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.697437][ T32] Call trace: [ 1346.697486][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.697588][ T32] r10:8291a684 r9:ebd81d84 r8:00000002 r7:60000113 r6:ebd81d8c r5:851a3c00 [ 1346.718551][ T32] r4:851a3c00 [ 1346.718596][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.718679][ T32] r5:851a3c00 r4:8291a680 [ 1346.718705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.718753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.718799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 [ 1346.718822][ T32] r4:00000000 [ 1346.718869][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.718908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.718962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.719008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442040 [ 1346.719040][ T32] r4:00000000 [ 1346.719089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.719140][ T32] r9:83018005 r8:851a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1346.719202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.719265][ T32] r5:00001000 r4:eaf0d000 [ 1346.719289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.719335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.719380][ T32] r5:8574578c r4:85745400 [ 1346.719402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.719500][ T32] r7:dddced80 r6:83018000 r5:8574578c r4:84e0e480 [ 1346.719532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.719582][ T32] r10:61c88647 r9:851a3c00 r8:84e0e4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1346.719624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.719981][ T32] r4:85442200 ** 2 printk messages dropped ** [ 1346.720603][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.720911][ T32] 5d20: 81f9a000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 7 printk messages dropped ** [ 1346.721188][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1346.721391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.721976][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1346.722236][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1346.722416][ T32] task:kworker/0:289 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.723031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.723408][ T32] r9:83018005 r8:851a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 ** 4 printk messages dropped ** [ 1346.723675][ T32] r5:85745b8c r4:85745800 ** 3 printk messages dropped ** [ 1346.723892][ T32] r10:61c88647 r9:851a4800 r8:84e0e5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1346.724129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.724638][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.725273][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.725540][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1346.725730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1346.726171][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.726214][ T32] r4:00000001 [ 1346.726234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.726270][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.726296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.726340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.726422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.726479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.726531][ T32] r4:84f60700 [ 1346.726555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.726580][ T32] INFO: task kworker/0:290:5951 blocked for more than 473 seconds. [ 1346.726607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.726630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.726651][ T32] task:kworker/0:290 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.726707][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.726804][ T32] Call trace: [ 1346.726865][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.726919][ T32] r10:8291a684 r9:ebd89d84 r8:00000002 r7:60000113 r6:ebd89d8c r5:851a5400 [ 1346.726946][ T32] r4:851a5400 [ 1346.726967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.727027][ T32] r5:851a5400 r4:8291a680 [ 1346.727051][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.727090][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.727169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1346.727195][ T32] r4:00000000 [ 1346.727216][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.727255][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.727314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.727361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85442480 [ 1346.727410][ T32] r4:00000000 [ 1346.727434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.727481][ T32] r9:83018005 r8:851a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1346.727508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.752433][ T32] r5:00001000 r4:eb453000 [ 1346.752521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.752616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.752692][ T32] r5:8574638c r4:85746000 [ 1346.752722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.752784][ T32] r7:dddced80 r6:83018000 r5:8574638c r4:84e0e680 [ 1346.752820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.752873][ T32] r10:61c88647 r9:851a5400 r8:84e0e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.752897][ T32] r4:84e0e680 [ 1346.752918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.752965][ T32] r10:00000000 r9:84e0e680 r8:80287e08 r7:eca31e60 r6:84e0e700 r5:851a5400 [ 1346.752988][ T32] r4:00000001 [ 1346.753111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.753175][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) [ 1346.753231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.753305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.753372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.753412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.753484][ T32] r4:85442200 [ 1346.753924][ T32] INFO: task kworker/0:290:5951 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.753989][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.754085][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.754228][ T32] Call trace: [ 1346.754295][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.754352][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.754412][ T32] r4:00000000 [ 1346.754462][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.754514][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.754543][ T32] 5d20: 82461000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.754573][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.754611][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.754639][ T32] r5:800f0013 r4:80239bb0 [ 1346.754661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.754718][ T32] r4:82ac21e4 [ 1346.754766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.754837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.754863][ T32] r4:e0555dc0 [ 1346.754906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.754952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.754976][ T32] r4:00000000 [ 1346.754997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.755050][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.755072][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.755116][ T32] r5:00001000 r4:ed32b000 [ 1346.755136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.755226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.755273][ T32] r5:85de9b8c r4:85de9800 ** 1 printk messages dropped ** [ 1346.755398][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1346.755650][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1346.756059][ T32] INFO: task kworker/0:291:5952 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.756397][ T32] r10:8291a684 r9:ebd8dd84 r8:00000002 r7:60000013 r6:ebd8dd8c r5:851a6000 ** 6 printk messages dropped ** [ 1346.756747][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.756897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1346.757160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.757243][ T32] r5:85746f8c r4:85746c00 [ 1346.757263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.757409][ T32] r10:61c88647 r9:851a6000 r8:84e0e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.757431][ T32] r4:84e0e780 [ 1346.757475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.757614][ T32] r10:00000000 r9:84e0e780 r8:80287e08 r7:ebd89e60 r6:84e0e800 r5:851a6000 [ 1346.775397][ T32] r4:00000001 [ 1346.775459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.775562][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1346.775596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.775681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.775742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.775778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.775804][ T32] r4:85442200 [ 1346.776261][ T32] INFO: task kworker/0:291:5952 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.776359][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.776551][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.776632][ T32] Call trace: [ 1346.776666][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.776725][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.776776][ T32] r4:00000000 [ 1346.776840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.776909][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.776991][ T32] 5d20: 826b6000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.777023][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.777049][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.777098][ T32] r5:800f0013 r4:80239bb0 [ 1346.777123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.777167][ T32] r4:82ac21e4 [ 1346.777189][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.777256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.777294][ T32] r4:e0555dc0 [ 1346.777316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.777385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.777411][ T32] r4:00000000 [ 1346.777432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.777507][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.777557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.782272][ T32] r5:00001000 r4:ed32b000 [ 1346.782317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.782440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.782543][ T32] r5:85de9b8c r4:85de9800 [ 1346.782593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.782696][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.782735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.782788][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.782812][ T32] r4:84f79180 [ 1346.782832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.782929][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.782993][ T32] r4:00000001 [ 1346.783018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.783058][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.783087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.783116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.783151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.783268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.783317][ T32] r4:84f60700 [ 1346.783344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.783466][ T32] INFO: task kworker/0:292:5955 blocked for more than 473 seconds. [ 1346.783512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.783564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.783618][ T32] task:kworker/0:292 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.783683][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.783732][ T32] Call trace: [ 1346.783771][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.783854][ T32] r10:8291a684 r9:ebd99d84 r8:00000002 r7:60000113 r6:ebd99d8c r5:851a6c00 [ 1346.783881][ T32] r4:851a6c00 [ 1346.783926][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.783975][ T32] r5:851a6c00 r4:8291a680 [ 1346.783996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.784038][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.784080][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 [ 1346.784102][ T32] r4:00000000 [ 1346.784146][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.784186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.784224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.784266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6d340 [ 1346.784297][ T32] r4:00000000 [ 1346.784330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.784381][ T32] r9:83018005 r8:851a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1346.784403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.784450][ T32] r5:00001000 r4:ebcc9000 [ 1346.784476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.784516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.784569][ T32] r5:8574678c r4:85746400 [ 1346.784592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.784639][ T32] r7:dddced80 r6:83018000 r5:8574678c r4:84e0e880 [ 1346.784660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.784708][ T32] r10:61c88647 r9:851a6c00 r8:84e0e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.784731][ T32] r4:84e0e880 [ 1346.784749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.784830][ T32] r10:00000000 r9:84e0e880 r8:80287e08 r7:ebd8de60 r6:84e0e900 r5:851a6c00 ** 4 printk messages dropped ** [ 1346.784972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.785828][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1346.786074][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1346.786581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 8 printk messages dropped ** [ 1346.786948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.787422][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1346.801262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.801682][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.802147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 ** 5 printk messages dropped ** [ 1346.802436][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.802759][ T32] r5:8574738c r4:85747000 [ 1346.802783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.802950][ T32] r4:84e0e980 ** 6 printk messages dropped ** [ 1346.803315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.804024][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.804408][ T32] 5d20: 82b37000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.804522][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.804557][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.804620][ T32] r5:800f0013 r4:80239bb0 [ 1346.804699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.804780][ T32] r4:82ac21e4 [ 1346.804803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.804861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.804888][ T32] r4:e0555dc0 [ 1346.804907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.804950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.804973][ T32] r4:00000000 [ 1346.804997][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.805049][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.805097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.805170][ T32] r5:00001000 r4:ed32b000 [ 1346.805205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.805270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.805345][ T32] r5:85de9b8c r4:85de9800 [ 1346.805369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.805472][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.805525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.805582][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.805645][ T32] r4:84f79180 [ 1346.805669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.805754][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.805779][ T32] r4:00000001 [ 1346.805799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.805834][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.805875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.805966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.805999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.806032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.806056][ T32] r4:84f60700 [ 1346.806076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.806101][ T32] INFO: task kworker/0:294:5989 blocked for more than 473 seconds. [ 1346.806133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.806184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.806264][ T32] task:kworker/0:294 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.806348][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.806453][ T32] Call trace: [ 1346.806507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.806556][ T32] r10:8291a684 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:84cbbc00 [ 1346.806579][ T32] r4:84cbbc00 [ 1346.806600][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.806641][ T32] r5:84cbbc00 r4:8291a680 [ 1346.806666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.806745][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.806798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 [ 1346.806823][ T32] r4:00000000 [ 1346.806868][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.806937][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.806982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.807024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6d100 [ 1346.807075][ T32] r4:00000000 [ 1346.807100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.807146][ T32] r9:83018005 r8:84cbbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c9000 [ 1346.807167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.807209][ T32] r5:00001000 r4:ec6af000 [ 1346.807254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.807302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.807347][ T32] r5:85747f8c r4:85747c00 [ 1346.807378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.807434][ T32] r7:dddced80 r6:83018000 r5:85747f8c r4:84e0ea80 [ 1346.807480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.830831][ T32] r10:61c88647 r9:84cbbc00 r8:84e0eaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.830938][ T32] r4:84e0ea80 [ 1346.830972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.831047][ T32] r10:00000000 r9:84e0ea80 r8:80287e08 r7:ebd41e60 r6:84e0eb00 r5:84cbbc00 [ 1346.831071][ T32] r4:00000001 [ 1346.831091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.831133][ T32] Exception stack(0xec685fb0 to 0xec685ff8) [ 1346.831193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.831227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.831254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.831291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.831367][ T32] r4:84e6da00 ** 2 printk messages dropped ** [ 1346.832023][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.832405][ T32] 5d20: 82f25000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 9 printk messages dropped ** [ 1346.832818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1346.833245][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1346.833468][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.833630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.833848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.834450][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.834884][ T32] r9:83018005 r8:85654800 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 ** 4 printk messages dropped ** [ 1346.835083][ T32] r5:8574778c r4:85747400 ** 1 printk messages dropped ** [ 1346.835154][ T32] r7:dddced80 r6:83018000 r5:8574778c r4:84e0eb80 ** 4 printk messages dropped ** [ 1346.835426][ T32] r10:00000000 r9:84e0eb80 r8:80287e08 r7:ec685e60 r6:84745980 r5:85654800 ** 9 printk messages dropped ** [ 1346.836135][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.836667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1346.836915][ T32] r4:e0555dc0 ** 7 printk messages dropped ** [ 1346.837252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.837364][ T32] r5:85de9b8c r4:85de9800 [ 1346.837405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.837457][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.837490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.852986][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.853090][ T32] r4:84f79180 [ 1346.853134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.853210][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.853235][ T32] r4:00000001 [ 1346.853282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.853327][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.853359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.853412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.853443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.853498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.853575][ T32] r4:84f60700 [ 1346.853602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.853634][ T32] INFO: task kworker/0:296:5993 blocked for more than 473 seconds. [ 1346.853668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.853693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.853716][ T32] task:kworker/0:296 state:D stack:0 pid:5993 tgid:5993 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.853775][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.853848][ T32] Call trace: [ 1346.853900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.853954][ T32] r10:8291a684 r9:ec6bdd84 r8:00000002 r7:60000113 r6:ec6bdd8c r5:85653000 [ 1346.853979][ T32] r4:85653000 [ 1346.854023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.854074][ T32] r5:85653000 r4:8291a680 [ 1346.854096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.854186][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.854284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6bde08 [ 1346.854318][ T32] r4:00000000 [ 1346.854366][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.854411][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.854453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.854496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84e6d880 [ 1346.854519][ T32] r4:00000000 [ 1346.854539][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.854586][ T32] r9:83018005 r8:85653000 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1346.854608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.854679][ T32] r5:00001000 r4:ec69f000 [ 1346.854704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.854745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.854788][ T32] r5:85747b8c r4:85747800 [ 1346.854835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.854910][ T32] r7:dddced80 r6:83018000 r5:85747b8c r4:84e0ec80 [ 1346.854942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.854991][ T32] r10:61c88647 r9:85653000 r8:84e0ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.855013][ T32] r4:84e0ec80 [ 1346.855035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.855080][ T32] r10:00000000 r9:84e0ec80 r8:80287e08 r7:ec685e60 r6:84745a00 r5:85653000 [ 1346.855147][ T32] r4:00000001 [ 1346.855195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.855237][ T32] Exception stack(0xec6bdfb0 to 0xec6bdff8) [ 1346.855264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.855326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.855359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.855389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.855438][ T32] r4:84e6d700 [ 1346.855932][ T32] INFO: task kworker/0:296:5993 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.855973][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.856068][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.856140][ T32] Call trace: [ 1346.856283][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.856365][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.856417][ T32] r4:00000000 [ 1346.856465][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.856512][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.856567][ T32] 5d20: 83025000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.856625][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.856679][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.856706][ T32] r5:800f0013 r4:80239bb0 [ 1346.856739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.856822][ T32] r4:82ac21e4 [ 1346.856846][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.856917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.856965][ T32] r4:e0555dc0 [ 1346.857011][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.857063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.857114][ T32] r4:00000000 [ 1346.857139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.857190][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.857240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.857316][ T32] r5:00001000 r4:ed32b000 [ 1346.857365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.857409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.857453][ T32] r5:85de9b8c r4:85de9800 [ 1346.857490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.857645][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.871330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.871459][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.871494][ T32] r4:84f79180 [ 1346.871516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.871580][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.871606][ T32] r4:00000001 [ 1346.871627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.871681][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.871721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.871752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.871779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.871809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.871833][ T32] r4:84f60700 [ 1346.871921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.871984][ T32] INFO: task kworker/0:297:5995 blocked for more than 473 seconds. [ 1346.872025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.872053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.872076][ T32] task:kworker/0:297 state:D stack:0 pid:5995 tgid:5995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.872171][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.872260][ T32] Call trace: [ 1346.872395][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.872457][ T32] r10:8291a684 r9:ec6d5d84 r8:00000002 r7:60000113 r6:ec6d5d8c r5:85653c00 [ 1346.872534][ T32] r4:85653c00 [ 1346.872560][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.872629][ T32] r5:85653c00 r4:8291a680 [ 1346.872690][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.872734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.872801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 [ 1346.872828][ T32] r4:00000000 [ 1346.872874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.872929][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.873020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.873070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133440 [ 1346.873093][ T32] r4:00000000 [ 1346.873113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.873179][ T32] r9:83018005 r8:85653c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1346.873207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.873250][ T32] r5:00001000 r4:ec6f3000 ** 2 printk messages dropped ** [ 1346.873386][ T32] r5:857d8b8c r4:857d8800 [ 1346.873407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.873452][ T32] r7:dddced80 r6:83018000 r5:857d8b8c r4:84e0ec00 [ 1346.873475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.873536][ T32] r10:61c88647 r9:85653c00 r8:84e0ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.873575][ T32] r4:84e0ec00 [ 1346.873597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.873683][ T32] r10:00000000 r9:84e0ec00 r8:80287e08 r7:ec685e60 r6:84745a80 r5:85653c00 [ 1346.873711][ T32] r4:00000001 [ 1346.873755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.873794][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) [ 1346.873848][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.873885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.873915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.873971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.874025][ T32] r4:84e6dfc0 [ 1346.874532][ T32] INFO: task kworker/0:297:5995 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.874576][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.874723][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.874807][ T32] Call trace: [ 1346.874842][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.874894][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.875034][ T32] r4:00000000 [ 1346.875092][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.875140][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.875170][ T32] 5d20: 83485000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.875200][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.875296][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.875350][ T32] r5:800f0013 r4:80239bb0 [ 1346.875375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.875420][ T32] r4:82ac21e4 [ 1346.875468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.875581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.875610][ T32] r4:e0555dc0 [ 1346.875630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.875673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.875742][ T32] r4:00000000 [ 1346.875785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.875836][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.875883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.875934][ T32] r5:00001000 r4:ed32b000 [ 1346.875954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.875993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.876064][ T32] r5:85de9b8c r4:85de9800 [ 1346.876192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.876297][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.876331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.876412][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.876437][ T32] r4:84f79180 [ 1346.876457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.876519][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.876638][ T32] r4:00000001 [ 1346.876669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.876707][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.876734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.876764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.876802][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.876839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.876864][ T32] r4:84f60700 [ 1346.876885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.876929][ T32] INFO: task kworker/0:298:5997 blocked for more than 473 seconds. [ 1346.876961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.877070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.877123][ T32] task:kworker/0:298 state:D stack:0 pid:5997 tgid:5997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.877175][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.877219][ T32] Call trace: [ 1346.877280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.877332][ T32] r10:8291a684 r9:ec6f9d84 r8:00000002 r7:60000013 r6:ec6f9d8c r5:85655400 ** 6 printk messages dropped ** [ 1346.898258][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.898647][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.899072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.899143][ T32] r5:84e1338c r4:84e13000 [ 1346.899235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.899495][ T32] r10:00000000 r9:84e0ed00 r8:80287e08 r7:ec6d5e60 r6:84745b00 r5:85655400 ** 7 printk messages dropped ** [ 1346.899823][ T32] r4:84e6d0c0 ** 5 printk messages dropped ** [ 1346.900733][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1346.901183][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.901391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 7 printk messages dropped ** [ 1346.901810][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1346.902180][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1346.902561][ T32] INFO: task kworker/0:299:5999 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.902941][ T32] r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:85656000 [ 1346.902989][ T32] r4:85656000 [ 1346.903013][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.903074][ T32] r5:85656000 r4:8291a680 [ 1346.903097][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.903138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.903232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1346.903258][ T32] r4:00000000 [ 1346.903285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.903346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.903394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.903437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133040 [ 1346.903459][ T32] r4:00000000 [ 1346.903504][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.903566][ T32] r9:83018005 r8:85656000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cd000 [ 1346.903615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.903686][ T32] r5:00001000 r4:ec6d7000 [ 1346.903709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.903750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.903791][ T32] r5:857d838c r4:857d8000 [ 1346.903835][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.903885][ T32] r7:dddced80 r6:83018000 r5:857d838c r4:84e0ed80 [ 1346.903907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.903953][ T32] r10:61c88647 r9:85656000 r8:84e0edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.903987][ T32] r4:84e0ed80 [ 1346.904021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.904073][ T32] r10:00000000 r9:84e0ed80 r8:80287e08 r7:ec6d5e60 r6:84745b80 r5:85656000 [ 1346.904096][ T32] r4:00000001 [ 1346.904115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.904192][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1346.904231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.904261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.904299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.904330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.904353][ T32] r4:84e6dfc0 [ 1346.904601][ T32] INFO: task kworker/0:299:5999 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.904667][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.904792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.904868][ T32] Call trace: [ 1346.904899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.904966][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.904994][ T32] r4:00000000 [ 1346.905041][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.905086][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.905127][ T32] 5d20: 83850000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.905159][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.905210][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.905263][ T32] r5:800f0013 r4:80239bb0 [ 1346.905293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.905336][ T32] r4:82ac21e4 [ 1346.905355][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.905421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.905448][ T32] r4:e0555dc0 [ 1346.905508][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.905599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.905691][ T32] r4:00000000 [ 1346.905734][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.905834][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.905861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.905906][ T32] r5:00001000 r4:ed32b000 [ 1346.905940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.906007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.906058][ T32] r5:85de9b8c r4:85de9800 [ 1346.906106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.906403][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1346.906649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.907048][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.907334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.923313][ T32] r9:83018005 r8:84cbc800 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 ** 4 printk messages dropped ** [ 1346.923496][ T32] r5:857d878c r4:857d8400 ** 1 printk messages dropped ** [ 1346.923563][ T32] r7:dddced80 r6:83018000 r5:857d878c r4:84e0ee00 ** 3 printk messages dropped ** [ 1346.923711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.924116][ T32] r4:851331c0 ** 2 printk messages dropped ** [ 1346.924801][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.925178][ T32] 5d20: 8391d000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 7 printk messages dropped ** [ 1346.925448][ T32] r4:e0555dc0 ** 4 printk messages dropped ** [ 1346.925765][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 9 printk messages dropped ** [ 1346.926347][ T32] r4:84f79180 ** 2 printk messages dropped ** [ 1346.926437][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.926517][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.926550][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.926593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.926633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.926686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.926736][ T32] r4:84f60700 [ 1346.926761][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.926790][ T32] INFO: task kworker/0:301:6004 blocked for more than 473 seconds. [ 1346.926824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.926850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.926871][ T32] task:kworker/0:301 state:D stack:0 pid:6004 tgid:6004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.926945][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.926987][ T32] Call trace: [ 1346.927018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.927074][ T32] r10:8291a684 r9:ec729d84 r8:00000002 r7:60000013 r6:ec729d8c r5:84cbd400 [ 1346.927099][ T32] r4:84cbd400 [ 1346.927119][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.927160][ T32] r5:84cbd400 r4:8291a680 [ 1346.927199][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.927243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.927316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 [ 1346.927343][ T32] r4:00000000 [ 1346.927383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.927423][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.927456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.927513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133bc0 [ 1346.927539][ T32] r4:00000000 [ 1346.927601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.945853][ T32] r9:83018005 r8:84cbd400 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1346.945912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.945983][ T32] r5:00001000 r4:ec751000 [ 1346.946006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.946078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.946128][ T32] r5:857d9f8c r4:857d9c00 [ 1346.946164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.946260][ T32] r7:dddced80 r6:83018000 r5:857d9f8c r4:84e0ef00 [ 1346.946321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.946477][ T32] r10:61c88647 r9:84cbd400 r8:84e0ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.946533][ T32] r4:84e0ef00 [ 1346.946558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.946634][ T32] r10:00000000 r9:84e0ef00 r8:80287e08 r7:ec6d5e60 r6:84e0ef80 r5:84cbd400 [ 1346.946660][ T32] r4:00000001 [ 1346.946681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.946721][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1346.946752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.946780][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.946807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.946836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.946859][ T32] r4:851332c0 [ 1346.947288][ T32] INFO: task kworker/0:301:6004 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.947324][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.947559][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 5 printk messages dropped ** [ 1346.948311][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1346.948587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 6 printk messages dropped ** [ 1346.948874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.948922][ T32] r5:85de9b8c r4:85de9800 [ 1346.948944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.948990][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1346.949027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.949077][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.949101][ T32] r4:84f79180 [ 1346.949121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.949167][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.949193][ T32] r4:00000001 [ 1346.949212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.949273][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.949320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.949380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.949411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.949441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.949488][ T32] r4:84f60700 [ 1346.949526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.949560][ T32] INFO: task kworker/0:302:6005 blocked for more than 473 seconds. [ 1346.949594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.949648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.949722][ T32] task:kworker/0:302 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.949832][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.949891][ T32] Call trace: [ 1346.949954][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.950005][ T32] r10:8291a684 r9:ebd9dd84 r8:00000002 r7:60000113 r6:ebd9dd8c r5:84cbe000 [ 1346.950132][ T32] r4:84cbe000 [ 1346.950157][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.950275][ T32] r5:84cbe000 r4:8291a680 [ 1346.950314][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.950358][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.950401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd9de08 [ 1346.950424][ T32] r4:00000000 [ 1346.950443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1346.950512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1346.950773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.951020][ T32] r5:857d8f8c r4:857d8c00 [ 1346.951053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.951190][ T32] r4:84f5a000 ** 3 printk messages dropped ** [ 1346.951390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.952342][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.952891][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.953169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 7 printk messages dropped ** [ 1346.953588][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1346.954111][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 10 printk messages dropped ** [ 1346.954565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.955087][ T32] r4:84cbec00 ** 5 printk messages dropped ** [ 1346.955689][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.956002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133740 [ 1346.956110][ T32] r4:00000000 [ 1346.956215][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.956264][ T32] r9:83018005 r8:84cbec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d5000 [ 1346.956418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.956529][ T32] r5:00001000 r4:ec715000 [ 1346.956653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.956769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.956817][ T32] r5:857d938c r4:857d9000 [ 1346.956837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.956896][ T32] r7:dddced80 r6:83018000 r5:857d938c r4:84f5a100 [ 1346.956971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.957023][ T32] r10:61c88647 r9:84cbec00 r8:84f5a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.957046][ T32] r4:84f5a100 [ 1346.957065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.957109][ T32] r10:00000000 r9:84f5a100 r8:80287e08 r7:ec729e60 r6:84f5a180 r5:84cbec00 [ 1346.957151][ T32] r4:00000001 [ 1346.957249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.957293][ T32] Exception stack(0xec739fb0 to 0xec739ff8) [ 1346.957371][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.957429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.957459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.957488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.957536][ T32] r4:851335c0 [ 1346.991477][ T32] INFO: task kworker/0:303:6008 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.991605][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.991726][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.991877][ T32] Call trace: [ 1346.991926][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.991985][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.992009][ T32] r4:00000000 [ 1346.992029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.992070][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.992112][ T32] 5d20: 84429000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.992145][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.992177][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.992203][ T32] r5:800f0013 r4:80239bb0 [ 1346.992236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.992289][ T32] r4:82ac21e4 [ 1346.992311][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.992354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.992402][ T32] r4:e0555dc0 [ 1346.992426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.992468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.992491][ T32] r4:00000000 [ 1346.992511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.992556][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.992579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.992621][ T32] r5:00001000 r4:ed32b000 [ 1346.992716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.992761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.992973][ T32] r4:84f79180 ** 1 printk messages dropped ** [ 1346.993040][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1346.993075][ T32] r4:00000001 [ 1346.993096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.993133][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1346.993159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.993200][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.993289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.993338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.993415][ T32] r4:84f60700 [ 1346.993493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.993534][ T32] INFO: task kworker/0:304:6010 blocked for more than 473 seconds. [ 1346.993571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.993610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.993635][ T32] task:kworker/0:304 state:D stack:0 pid:6010 tgid:6010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.993715][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.993773][ T32] Call trace: [ 1346.993836][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.993889][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000013 r6:ec761d8c r5:84cbb000 [ 1346.993913][ T32] r4:84cbb000 [ 1346.993959][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.994050][ T32] r5:84cbb000 r4:8291a680 [ 1346.994074][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.994115][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.994274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1346.994372][ T32] r4:00000000 [ 1346.994421][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.994486][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.994539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.994584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133840 [ 1346.994608][ T32] r4:00000000 [ 1346.994629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.994674][ T32] r9:83018005 r8:84cbb000 r7:00000000 r6:83018000 r5:00001000 r4:7f1d7000 ** 4 printk messages dropped ** [ 1346.994871][ T32] r5:857d978c r4:857d9400 [ 1346.994891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.994936][ T32] r7:dddced80 r6:83018000 r5:857d978c r4:84f5a200 ** 2 printk messages dropped ** [ 1346.995089][ T32] r4:84f5a200 ** 6 printk messages dropped ** [ 1346.995397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.995539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.995567][ T32] r4:85133640 [ 1346.995887][ T32] INFO: task kworker/0:304:6010 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1346.995983][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.996091][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.996165][ T32] Call trace: [ 1346.996225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.996282][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1346.996343][ T32] r4:00000000 [ 1346.996393][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.996463][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1346.996569][ T32] 5d20: 84429000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1346.996621][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1346.996682][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1346.996710][ T32] r5:800f0013 r4:80239bb0 [ 1346.996755][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.996806][ T32] r4:82ac21e4 [ 1346.996852][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.996898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1346.996968][ T32] r4:e0555dc0 [ 1346.996993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.997055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1346.997082][ T32] r4:00000000 [ 1346.997114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.997162][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1346.997209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1346.997282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1347.008061][ T32] r4:84f79180 ** 1 printk messages dropped ** [ 1347.008172][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1347.008415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.008599][ T32] INFO: task kworker/0:305:6012 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.008759][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.008815][ T32] Call trace: [ 1347.008850][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.008902][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:84cb8c00 [ 1347.008925][ T32] r4:84cb8c00 [ 1347.008946][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.009029][ T32] r5:84cb8c00 r4:8291a680 [ 1347.009080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.009164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.009212][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1347.009235][ T32] r4:00000000 [ 1347.009309][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.009348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.009386][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.009427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851339c0 [ 1347.009451][ T32] r4:00000000 [ 1347.009471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.009517][ T32] r9:83018005 r8:84cb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1347.009539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.009580][ T32] r5:00001000 r4:ec745000 [ 1347.009626][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.009670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.009714][ T32] r5:857d9b8c r4:857d9800 [ 1347.009734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.009778][ T32] r7:dddced80 r6:83018000 r5:857d9b8c r4:84f5a300 [ 1347.009799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.009845][ T32] r10:61c88647 r9:84cb8c00 r8:84f5a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.009891][ T32] r4:84f5a300 [ 1347.009939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.009989][ T32] r10:00000000 r9:84f5a300 r8:80287e08 r7:ec729e60 r6:84f5a380 r5:84cb8c00 [ 1347.010014][ T32] r4:00000001 [ 1347.010046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.010086][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1347.010161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.010237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.010295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.010329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.010352][ T32] r4:851337c0 [ 1347.010763][ T32] INFO: task kworker/0:305:6012 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.010814][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1347.010935][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.011093][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.011299][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 3 printk messages dropped ** [ 1347.011477][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.011649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 6 printk messages dropped ** [ 1347.011940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.012302][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 3 printk messages dropped ** [ 1347.012516][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.012685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1347.012956][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.013134][ T32] r10:8291a684 r9:ec8add84 r8:00000002 r7:60000013 r6:ec8add8c r5:84cb8000 ** 3 printk messages dropped ** [ 1347.013304][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1347.013580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.013710][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.013842][ T32] r5:00001000 r4:ec78b000 [ 1347.013862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.013901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.013942][ T32] r5:857dab8c r4:857da800 [ 1347.013987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.014043][ T32] r7:dddced80 r6:83018000 r5:857dab8c r4:84f5a400 [ 1347.014066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.014158][ T32] r10:61c88647 r9:84cb8000 r8:84f5a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.014185][ T32] r4:84f5a400 [ 1347.014299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.014396][ T32] r10:00000000 r9:84f5a400 r8:80287e08 r7:ec729e60 r6:84f5a480 r5:84cb8000 [ 1347.014422][ T32] r4:00000001 [ 1347.014442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.014478][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1347.014505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.014533][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.014560][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.014617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.014644][ T32] r4:851337c0 [ 1347.014928][ T32] INFO: task kworker/0:306:6014 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.014980][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.015081][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.015156][ T32] Call trace: [ 1347.015193][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.015268][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.015301][ T32] r4:00000000 [ 1347.015321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.015362][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.015415][ T32] 5d20: 84429000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.015511][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.015547][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.015707][ T32] r5:800f0013 r4:80239bb0 [ 1347.015743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.015789][ T32] r4:82ac21e4 [ 1347.015810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.015851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.015873][ T32] r4:e0555dc0 [ 1347.015897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.016008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.016044][ T32] r4:00000000 [ 1347.016136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.016211][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.016241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.016291][ T32] r5:00001000 r4:ed32b000 [ 1347.016312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.016350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.016418][ T32] r5:85de9b8c r4:85de9800 [ 1347.016454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.016506][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.016527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.016623][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.016657][ T32] r4:84f79180 [ 1347.016730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.016792][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.016818][ T32] r4:00000001 [ 1347.016863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.016902][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.016979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.017012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.017056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.017088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.017130][ T32] r4:84f60700 [ 1347.017180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.017228][ T32] INFO: task kworker/0:307:6015 blocked for more than 473 seconds. [ 1347.017272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.017307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.017329][ T32] task:kworker/0:307 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.017409][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.017468][ T32] Call trace: [ 1347.017541][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.046919][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:84d58000 [ 1347.047051][ T32] r4:84d58000 [ 1347.047132][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.047230][ T32] r5:84d58000 r4:8291a680 [ 1347.047259][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.047313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.047356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1347.047386][ T32] r4:00000000 [ 1347.047421][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.047464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.047515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.047646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8536a900 [ 1347.048193][ T32] r4:00000000 [ 1347.048228][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.048301][ T32] r9:83018005 r8:84d58000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1347.048326][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.048376][ T32] r5:00001000 r4:ec77f000 [ 1347.048398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.048436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.048479][ T32] r5:857da78c r4:857da400 [ 1347.048499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.048546][ T32] r7:dddced80 r6:83018000 r5:857da78c r4:84f5a500 [ 1347.048567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.048615][ T32] r10:61c88647 r9:84d58000 r8:84f5a52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.048663][ T32] r4:84f5a500 [ 1347.048690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.048739][ T32] r10:00000000 r9:84f5a500 r8:80287e08 r7:ec8ade60 r6:84f5a580 r5:84d58000 [ 1347.048763][ T32] r4:00000001 [ 1347.048783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.048821][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1347.048852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.048892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.048925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.048955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.048978][ T32] r4:851337c0 [ 1347.049441][ T32] INFO: task kworker/0:307:6015 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.049507][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.049668][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.049719][ T32] Call trace: [ 1347.049751][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.049804][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.049828][ T32] r4:00000000 [ 1347.049871][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.049916][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.049944][ T32] 5d20: 847c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.050020][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.050054][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.050079][ T32] r5:800f0013 r4:80239bb0 [ 1347.050114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.050161][ T32] r4:82ac21e4 [ 1347.050182][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.050282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.050309][ T32] r4:e0555dc0 [ 1347.050359][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.050410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.050437][ T32] r4:00000000 [ 1347.050482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.050533][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.050624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.050694][ T32] r5:00001000 r4:ed32b000 [ 1347.050724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.050789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.050842][ T32] r5:85de9b8c r4:85de9800 [ 1347.050864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.050912][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.050933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.050979][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.051002][ T32] r4:84f79180 [ 1347.051020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.051071][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.051094][ T32] r4:00000001 [ 1347.051114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.051196][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.051260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.051333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.051402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.051461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.051541][ T32] r4:84f60700 [ 1347.051591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.051692][ T32] INFO: task kworker/0:308:6019 blocked for more than 473 seconds. [ 1347.051768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.051818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.051866][ T32] task:kworker/0:308 state:D stack:0 pid:6019 tgid:6019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.051968][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.052101][ T32] Call trace: [ 1347.052201][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.052283][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:84d59800 [ 1347.052326][ T32] r4:84d59800 [ 1347.052375][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.052501][ T32] r5:84d59800 r4:8291a680 [ 1347.052531][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.052576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.052620][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1347.052651][ T32] r4:00000000 [ 1347.052700][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.052778][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.052826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.052900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5c740 [ 1347.052970][ T32] r4:00000000 [ 1347.053002][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.053053][ T32] r9:83018005 r8:84d59800 r7:00000000 r6:83018000 r5:00001000 r4:7f1f7000 [ 1347.053076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.053118][ T32] r5:00001000 r4:ec7e9000 [ 1347.053138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.053175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.053217][ T32] r5:857dbf8c r4:857dbc00 [ 1347.053254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.053311][ T32] r7:dddced80 r6:83018000 r5:857dbf8c r4:84f5a600 [ 1347.053371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.053435][ T32] r10:61c88647 r9:84d59800 r8:84f5a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.053474][ T32] r4:84f5a600 [ 1347.053519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.053569][ T32] r10:00000000 r9:84f5a600 r8:80287e08 r7:ec8ade60 r6:84f5a680 r5:84d59800 [ 1347.053605][ T32] r4:00000001 [ 1347.053627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.053690][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1347.053721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.053749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.053825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.053886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.053943][ T32] r4:84c2ad80 [ 1347.054300][ T32] INFO: task kworker/0:308:6019 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.054350][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.054428][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.054479][ T32] Call trace: [ 1347.054539][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.054591][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.054615][ T32] r4:00000000 [ 1347.054635][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.054674][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.054702][ T32] 5d20: 847c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.054743][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.054777][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.054804][ T32] r5:800f0013 r4:80239bb0 [ 1347.054825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.054907][ T32] r4:82ac21e4 [ 1347.054931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.054974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.054997][ T32] r4:e0555dc0 [ 1347.055046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.055098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.055122][ T32] r4:00000000 [ 1347.055142][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.055187][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.055234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.055319][ T32] r5:00001000 r4:ed32b000 [ 1347.055351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.055398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.055503][ T32] r5:85de9b8c r4:85de9800 [ 1347.055547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.055607][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.055715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.055788][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.055839][ T32] r4:84f79180 [ 1347.055862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.055910][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.055939][ T32] r4:00000001 [ 1347.055960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.055997][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.056074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.056119][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.056150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.056191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.056215][ T32] r4:84f60700 [ 1347.056236][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.056262][ T32] INFO: task kworker/0:309:6021 blocked for more than 473 seconds. [ 1347.056295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.056319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.056341][ T32] task:kworker/0:309 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.056386][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.056427][ T32] Call trace: [ 1347.056485][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.056533][ T32] r10:8291a684 r9:ec8e9d84 r8:00000002 r7:60000113 r6:ec8e9d8c r5:84d5a400 [ 1347.056557][ T32] r4:84d5a400 [ 1347.056583][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.056651][ T32] r5:84d5a400 r4:8291a680 [ 1347.056701][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.056770][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.056818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e9e08 [ 1347.056842][ T32] r4:00000000 [ 1347.056861][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.056894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.057180][ T32] r5:00001000 r4:ec797000 ** 2 printk messages dropped ** [ 1347.057336][ T32] r5:857daf8c r4:857dac00 ** 2 printk messages dropped ** [ 1347.057454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.088969][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.089913][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 6 printk messages dropped ** [ 1347.090154][ T32] r5:800f0013 r4:80239bb0 [ 1347.090174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.090302][ T32] r4:82ac21e4 [ 1347.090336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.090381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.090427][ T32] r4:e0555dc0 [ 1347.090451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.090496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.090544][ T32] r4:00000000 [ 1347.090568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.090628][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.090678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.090751][ T32] r5:00001000 r4:ed32b000 [ 1347.090793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.090836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.090879][ T32] r5:85de9b8c r4:85de9800 [ 1347.090900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.090959][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.090984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.091032][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.091108][ T32] r4:84f79180 [ 1347.091132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.091179][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.091203][ T32] r4:00000001 [ 1347.091221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.091256][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.091287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.091315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.091341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.091369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.091393][ T32] r4:84f60700 [ 1347.091433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.091465][ T32] INFO: task kworker/0:310:6023 blocked for more than 473 seconds. [ 1347.091504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.091556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.091582][ T32] task:kworker/0:310 state:D stack:0 pid:6023 tgid:6023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.091644][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.091717][ T32] Call trace: [ 1347.091749][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.091797][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000013 r6:ec775d8c r5:84d5b000 [ 1347.091821][ T32] r4:84d5b000 [ 1347.091841][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.091908][ T32] r5:84d5b000 r4:8291a680 [ 1347.092008][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.092052][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.092095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1347.092124][ T32] r4:00000000 [ 1347.092205][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.092270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.092340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.092385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5c300 [ 1347.092433][ T32] r4:00000000 [ 1347.092488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.092537][ T32] r9:83018005 r8:84d5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1f1000 [ 1347.092561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.092604][ T32] r5:00001000 r4:ec7b5000 [ 1347.092625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.092663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.092705][ T32] r5:857db38c r4:857db000 [ 1347.092784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.092839][ T32] r7:dddced80 r6:83018000 r5:857db38c r4:84f5a800 [ 1347.092912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.092979][ T32] r10:61c88647 r9:84d5b000 r8:84f5a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.093003][ T32] r4:84f5a800 [ 1347.093023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.093073][ T32] r10:00000000 r9:84f5a800 r8:80287e08 r7:ec8f5e60 r6:84f5a880 r5:84d5b000 [ 1347.093095][ T32] r4:00000001 [ 1347.093216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.093256][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1347.093288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.093317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.093345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.093374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.093396][ T32] r4:84f5c180 [ 1347.093632][ T32] INFO: task kworker/0:310:6023 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.093663][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.093770][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.093814][ T32] Call trace: [ 1347.093873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.093959][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.094033][ T32] r4:00000000 [ 1347.094096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.094185][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.094270][ T32] 5d20: 84efc000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 1 printk messages dropped ** [ 1347.094406][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.094720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 8 printk messages dropped ** [ 1347.095245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.095895][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 6 printk messages dropped ** [ 1347.096384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.096899][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.097474][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.123740][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.123945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.124032][ T32] r5:857db78c r4:857db400 ** 3 printk messages dropped ** [ 1347.124200][ T32] r10:61c88647 r9:84d5bc00 r8:84f5a92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.124602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.125280][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.125355][ T32] Call trace: [ 1347.125393][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.125573][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.125601][ T32] r4:00000000 [ 1347.125621][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.125661][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.125714][ T32] 5d20: 8516f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.125748][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.125778][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.125802][ T32] r5:800f0013 r4:80239bb0 [ 1347.125822][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.125883][ T32] r4:82ac21e4 [ 1347.126006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.126079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.126110][ T32] r4:e0555dc0 [ 1347.126131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.126172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.126237][ T32] r4:00000000 [ 1347.126288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.126382][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.126423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.126476][ T32] r5:00001000 r4:ed32b000 [ 1347.126500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.126540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.126582][ T32] r5:85de9b8c r4:85de9800 [ 1347.126608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.126657][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.126680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.126752][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.126779][ T32] r4:84f79180 [ 1347.126849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.126928][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.126954][ T32] r4:00000001 [ 1347.126999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.127045][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.127086][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.127118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.127147][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.127175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.127223][ T32] r4:84f60700 [ 1347.127248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.127292][ T32] INFO: task kworker/0:312:6027 blocked for more than 473 seconds. [ 1347.127328][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.127353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.127375][ T32] task:kworker/0:312 state:D stack:0 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.127444][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.127487][ T32] Call trace: [ 1347.127522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.127623][ T32] r10:8291a684 r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:84d5c800 [ 1347.138109][ T32] r4:84d5c800 [ 1347.138155][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.138309][ T32] r5:84d5c800 r4:8291a680 [ 1347.138340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.138386][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.138431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1347.138457][ T32] r4:00000000 [ 1347.138477][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.138511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.138549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.138590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5c5c0 [ 1347.138613][ T32] r4:00000000 [ 1347.138663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.138757][ T32] r9:83018005 r8:84d5c800 r7:00000000 r6:83018000 r5:00001000 r4:7f1f5000 [ 1347.138784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.138830][ T32] r5:00001000 r4:ec7d9000 [ 1347.138860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.138933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.138979][ T32] r5:857dbb8c r4:857db800 [ 1347.138999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.139053][ T32] r7:dddced80 r6:83018000 r5:857dbb8c r4:84f5aa00 [ 1347.139091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.139296][ T32] r10:00000000 r9:84f5aa00 r8:80287e08 r7:ec8f5e60 r6:84f5aa80 r5:84d5c800 ** 8 printk messages dropped ** [ 1347.140021][ T32] INFO: task kworker/0:312:6027 is blocked on a mutex likely owned by task kworker/1:237:3732. ** 9 printk messages dropped ** [ 1347.140684][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 6 printk messages dropped ** [ 1347.140993][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1347.141215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.141551][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.141858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.142145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.142528][ T32] r5:84d5d400 r4:8291a680 [ 1347.142548][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.142585][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.142627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 [ 1347.142655][ T32] r4:00000000 [ 1347.142675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.142737][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.142781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.142824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5cd00 [ 1347.142897][ T32] r4:00000000 [ 1347.142958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.143006][ T32] r9:83018005 r8:84d5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f1ff000 [ 1347.143028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.143070][ T32] r5:00001000 r4:ec849000 [ 1347.143096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.143149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.143225][ T32] r5:857e0f8c r4:857e0c00 [ 1347.143248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.143302][ T32] r7:dddced80 r6:83018000 r5:857e0f8c r4:84f5ab00 [ 1347.143337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.143403][ T32] r10:61c88647 r9:84d5d400 r8:84f5ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.143430][ T32] r4:84f5ab00 [ 1347.143449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.143495][ T32] r10:00000000 r9:84f5ab00 r8:80287e08 r7:ec8f5e60 r6:84f5ab80 r5:84d5d400 [ 1347.143518][ T32] r4:00000001 [ 1347.143562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.143626][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1347.143667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.143699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.143728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.143757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.143791][ T32] r4:84f5c540 [ 1347.144041][ T32] INFO: task kworker/0:313:6030 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.144073][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.144159][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.144219][ T32] Call trace: [ 1347.144307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1347.144405][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.144557][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.144901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 6 printk messages dropped ** [ 1347.145281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.145761][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.146015][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1347.146378][ T32] INFO: task kworker/0:314:6031 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.146754][ T32] r4:84d5e000 ** 3 printk messages dropped ** [ 1347.146893][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.147216][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.147382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.147609][ T32] r5:857e038c r4:857e0000 [ 1347.169882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.170268][ T32] r4:84f5ac00 ** 5 printk messages dropped ** [ 1347.170538][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.171361][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.171573][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 7 printk messages dropped ** [ 1347.171838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 7 printk messages dropped ** [ 1347.172097][ T32] r5:00001000 r4:ed32b000 ** 6 printk messages dropped ** [ 1347.172505][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.172789][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 5 printk messages dropped ** [ 1347.173049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.173642][ T32] r4:84d5ec00 ** 4 printk messages dropped ** [ 1347.173832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 ** 3 printk messages dropped ** [ 1347.173949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.173988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5ca00 [ 1347.174023][ T32] r4:00000000 [ 1347.174051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.174098][ T32] r9:83018005 r8:84d5ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1fb000 [ 1347.174127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.174173][ T32] r5:00001000 r4:ec80d000 [ 1347.174240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.174292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.174354][ T32] r5:857e078c r4:857e0400 [ 1347.174403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.174482][ T32] r7:dddced80 r6:83018000 r5:857e078c r4:84f5ad00 [ 1347.174508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.174556][ T32] r10:61c88647 r9:84d5ec00 r8:84f5ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.174579][ T32] r4:84f5ad00 [ 1347.174598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.174642][ T32] r10:00000000 r9:84f5ad00 r8:80287e08 r7:ec97de60 r6:84f5ad80 r5:84d5ec00 [ 1347.174694][ T32] r4:00000001 [ 1347.174716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.174778][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1347.174834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.174891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.174947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.174979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.175015][ T32] r4:84f5c6c0 [ 1347.175260][ T32] INFO: task kworker/0:315:6034 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.175325][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.175404][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.175479][ T32] Call trace: [ 1347.175554][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.175645][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.175673][ T32] r4:00000000 [ 1347.175718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.175785][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.175817][ T32] 5d20: 856ba000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.175871][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.175924][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.175975][ T32] r5:800f0013 r4:80239bb0 [ 1347.175998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.176046][ T32] r4:82ac21e4 [ 1347.176093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.176169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.176201][ T32] r4:e0555dc0 [ 1347.176220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.176308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.176356][ T32] r4:00000000 [ 1347.176391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.176472][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.176497][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.176539][ T32] r5:00001000 r4:ed32b000 [ 1347.176561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.176600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.176648][ T32] r5:85de9b8c r4:85de9800 [ 1347.176669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.176716][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.176737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.176783][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.176817][ T32] r4:84f79180 [ 1347.176865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.176940][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.176990][ T32] r4:00000001 [ 1347.177012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.177049][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.177077][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.177105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.177132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.177161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.177182][ T32] r4:84f60700 [ 1347.177203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.177228][ T32] INFO: task kworker/0:316:6035 blocked for more than 473 seconds. [ 1347.177308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.177336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.177357][ T32] task:kworker/0:316 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.177438][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.177511][ T32] Call trace: [ 1347.198069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.198291][ T32] r10:8291a684 r9:ec991d84 r8:00000002 r7:60000113 r6:ec991d8c r5:84d58c00 [ 1347.198332][ T32] r4:84d58c00 [ 1347.198363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.198460][ T32] r5:84d58c00 r4:8291a680 [ 1347.198489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.198568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.198644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1347.198705][ T32] r4:00000000 [ 1347.198730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.198788][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.198887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.199004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5cbc0 [ 1347.199097][ T32] r4:00000000 [ 1347.199173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.199273][ T32] r9:83018005 r8:84d58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1fd000 [ 1347.199329][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.199423][ T32] r5:00001000 r4:ec827000 [ 1347.199473][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.199525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.199573][ T32] r5:857e0b8c r4:857e0800 [ 1347.199594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.199660][ T32] r7:dddced80 r6:83018000 r5:857e0b8c r4:84f5ae00 [ 1347.199715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.199794][ T32] r10:61c88647 r9:84d58c00 r8:84f5ae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.199836][ T32] r4:84f5ae00 [ 1347.199886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.199970][ T32] r10:00000000 r9:84f5ae00 r8:80287e08 r7:ec97de60 r6:84f5ae80 r5:84d58c00 [ 1347.200001][ T32] r4:00000001 [ 1347.200038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.200127][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1347.200209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.200285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.200341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.200402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.200454][ T32] r4:84f5cc40 [ 1347.201173][ T32] INFO: task kworker/0:316:6035 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.201260][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.201434][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.201564][ T32] Call trace: [ 1347.201678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.201758][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.201788][ T32] r4:00000000 [ 1347.201809][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.201849][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.201899][ T32] 5d20: 85a0e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.201952][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.202018][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.202086][ T32] r5:800f0013 r4:80239bb0 [ 1347.202144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.202265][ T32] r4:82ac21e4 [ 1347.202300][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.202371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.202399][ T32] r4:e0555dc0 [ 1347.202420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.202508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.202559][ T32] r4:00000000 [ 1347.202601][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.202692][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.202741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.202829][ T32] r5:00001000 r4:ed32b000 [ 1347.202874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.202920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.202963][ T32] r5:85de9b8c r4:85de9800 [ 1347.202997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.203091][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.203162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.203260][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.203319][ T32] r4:84f79180 [ 1347.203364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.203438][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.203513][ T32] r4:00000001 [ 1347.203562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.203637][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.203714][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.203779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.203831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.203901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.203975][ T32] r4:84f60700 [ 1347.204049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.204149][ T32] INFO: task kworker/0:317:6037 blocked for more than 473 seconds. [ 1347.204205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.204259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.204309][ T32] task:kworker/0:317 state:D stack:0 pid:6037 tgid:6037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.204421][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.204473][ T32] Call trace: [ 1347.204557][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.204686][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:857c0000 [ 1347.204759][ T32] r4:857c0000 [ 1347.204811][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.204868][ T32] r5:857c0000 r4:8291a680 [ 1347.204920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.204975][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.205039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1347.205080][ T32] r4:00000000 [ 1347.205101][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.205163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.205204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.205246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f5cec0 [ 1347.205291][ T32] r4:00000000 [ 1347.205320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.205369][ T32] r9:83018005 r8:857c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f201000 [ 1347.205413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.205480][ T32] r5:00001000 r4:ec85f000 [ 1347.205509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.205605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.205687][ T32] r5:857e138c r4:857e1000 [ 1347.205726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.205787][ T32] r7:dddced80 r6:83018000 r5:857e138c r4:84f5af00 ** 2 printk messages dropped ** [ 1347.205981][ T32] r4:84f5af00 ** 8 printk messages dropped ** [ 1347.206513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1347.207606][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1347.229326][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 12 printk messages dropped ** [ 1347.229981][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.230156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1347.230776][ T32] r4:857c0c00 ** 7 printk messages dropped ** [ 1347.231019][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.231725][ T32] r5:857e1b8c r4:857e1800 ** 4 printk messages dropped ** [ 1347.232099][ T32] r4:85697000 ** 7 printk messages dropped ** [ 1347.232619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.233896][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.234007][ T32] Call trace: [ 1347.234115][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.234269][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.234347][ T32] r4:00000000 [ 1347.234400][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.234513][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.234584][ T32] 5d20: 85e93000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.234674][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.234751][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.234812][ T32] r5:800f0013 r4:80239bb0 [ 1347.234900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.235001][ T32] r4:82ac21e4 [ 1347.235072][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.235179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.235232][ T32] r4:e0555dc0 [ 1347.235288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.235389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.235444][ T32] r4:00000000 [ 1347.235515][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.235656][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.235721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.235817][ T32] r5:00001000 r4:ed32b000 [ 1347.235894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.235991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.236086][ T32] r5:85de9b8c r4:85de9800 [ 1347.236140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.236250][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.236312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.236417][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.236475][ T32] r4:84f79180 [ 1347.236521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.236645][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.236710][ T32] r4:00000001 [ 1347.236778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.236866][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.236932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.237000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.237066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.237137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.237191][ T32] r4:84f60700 [ 1347.237253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.237328][ T32] INFO: task kworker/0:319:6041 blocked for more than 473 seconds. [ 1347.237398][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.237453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.237504][ T32] task:kworker/0:319 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.268681][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.269018][ T32] Call trace: [ 1347.269124][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.269264][ T32] r10:8291a684 r9:ec9bdd84 r8:00000002 r7:60000113 r6:ec9bdd8c r5:857c2400 [ 1347.269337][ T32] r4:857c2400 [ 1347.269389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.269494][ T32] r5:857c2400 r4:8291a680 [ 1347.269567][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.270656][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.270913][ T32] r5:857e178c r4:857e1400 ** 3 printk messages dropped ** [ 1347.271115][ T32] r10:61c88647 r9:857c2400 r8:8569712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.271141][ T32] r4:85697100 [ 1347.271256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.271325][ T32] r10:00000000 r9:85697100 r8:80287e08 r7:ec9b5e60 r6:85697180 r5:857c2400 [ 1347.271380][ T32] r4:00000001 [ 1347.271407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.271452][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1347.271572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.271616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.271651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.271711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.271740][ T32] r4:8543f100 [ 1347.272209][ T32] INFO: task kworker/0:319:6041 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.272281][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.272349][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.272476][ T32] Call trace: [ 1347.272706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.272765][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 4 printk messages dropped ** [ 1347.273105][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1347.273477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1347.273930][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1347.274173][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.274495][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.274995][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.275382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.275828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f580 ** 7 printk messages dropped ** [ 1347.276126][ T32] r5:857e1f8c r4:857e1c00 [ 1347.276150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.276196][ T32] r7:dddced80 r6:83018000 r5:857e1f8c r4:85697200 ** 1 printk messages dropped ** [ 1347.276280][ T32] r10:61c88647 r9:857c3000 r8:8569722c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1347.276646][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.276785][ T32] r4:8543f280 [ 1347.277058][ T32] INFO: task kworker/0:320:6043 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.277105][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.277212][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.277291][ T32] Call trace: [ 1347.277326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.277376][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.277399][ T32] r4:00000000 [ 1347.277418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.277481][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.277535][ T32] 5d20: 86101000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.277567][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.277592][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.277615][ T32] r5:800f0013 r4:80239bb0 [ 1347.277648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.298869][ T32] r4:82ac21e4 [ 1347.298968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.299041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.299074][ T32] r4:e0555dc0 [ 1347.299101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.299145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.299193][ T32] r4:00000000 [ 1347.299241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.299326][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.299371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.299423][ T32] r5:00001000 r4:ed32b000 [ 1347.299445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.299486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.299540][ T32] r5:85de9b8c r4:85de9800 [ 1347.299592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.299714][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.299766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.299867][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.299925][ T32] r4:84f79180 [ 1347.300003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.300108][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.300163][ T32] r4:00000001 [ 1347.300208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.300294][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.300352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.300412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.300463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.300541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.300568][ T32] r4:84f60700 [ 1347.300593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.300623][ T32] INFO: task kworker/0:321:6045 blocked for more than 473 seconds. [ 1347.300655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.300691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.300728][ T32] task:kworker/0:321 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.300792][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.300866][ T32] Call trace: [ 1347.300922][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.301002][ T32] r10:8291a684 r9:ec9cdd84 r8:00000002 r7:60000013 r6:ec9cdd8c r5:857c3c00 [ 1347.301059][ T32] r4:857c3c00 [ 1347.301095][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.301154][ T32] r5:857c3c00 r4:8291a680 [ 1347.301177][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.301218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.301260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 [ 1347.301365][ T32] r4:00000000 [ 1347.301388][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.301424][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.301458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.301499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f500 [ 1347.301521][ T32] r4:00000000 [ 1347.301555][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.301652][ T32] r9:83018005 r8:857c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f209000 [ 1347.301677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.301719][ T32] r5:00001000 r4:ec90f000 [ 1347.301778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.301821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.301867][ T32] r5:857e238c r4:857e2000 [ 1347.301914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.302019][ T32] r7:dddced80 r6:83018000 r5:857e238c r4:85697300 [ 1347.302072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.302180][ T32] r10:61c88647 r9:857c3c00 r8:8569732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.302282][ T32] r4:85697300 [ 1347.302353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.302468][ T32] r10:00000000 r9:85697300 r8:80287e08 r7:ec99de60 r6:85697380 r5:857c3c00 [ 1347.302528][ T32] r4:00000001 [ 1347.302571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.302664][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1347.302747][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.302836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.302911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.302969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.303006][ T32] r4:8543f300 [ 1347.303444][ T32] INFO: task kworker/0:321:6045 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.303530][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.303666][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.303732][ T32] Call trace: [ 1347.303766][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1347.304025][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1347.304430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1347.304985][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 7 printk messages dropped ** [ 1347.305345][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 2 printk messages dropped ** [ 1347.305453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.305511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.305587][ T32] r4:84f60700 [ 1347.305631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.305659][ T32] INFO: task kworker/0:322:6047 blocked for more than 473 seconds. [ 1347.305687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.305721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.305769][ T32] task:kworker/0:322 state:D stack:0 pid:6047 tgid:6047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.305860][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.305987][ T32] Call trace: [ 1347.306138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.306303][ T32] r10:8291a684 r9:ec9d9d84 r8:00000002 r7:60000013 r6:ec9d9d8c r5:857c4800 [ 1347.306332][ T32] r4:857c4800 [ 1347.306355][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.306402][ T32] r5:857c4800 r4:8291a680 [ 1347.306423][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.306461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.306517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [ 1347.306545][ T32] r4:00000000 [ 1347.306589][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.306629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.306664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.306704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f840 [ 1347.306726][ T32] r4:00000000 [ 1347.306864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.306980][ T32] r9:83018005 r8:857c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f20b000 [ 1347.307006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.307054][ T32] r5:00001000 r4:ec965000 [ 1347.307074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.307113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.307179][ T32] r5:857e278c r4:857e2400 [ 1347.307202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.307251][ T32] r7:dddced80 r6:83018000 r5:857e278c r4:85697400 [ 1347.307281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.307329][ T32] r10:61c88647 r9:857c4800 r8:8569742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.307351][ T32] r4:85697400 [ 1347.307394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.307443][ T32] r10:00000000 r9:85697400 r8:80287e08 r7:ec9cde60 r6:85697480 r5:857c4800 [ 1347.307466][ T32] r4:00000001 [ 1347.307511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.307598][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1347.328276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.328334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.328367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.328426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.328454][ T32] r4:8543f300 [ 1347.328885][ T32] INFO: task kworker/0:322:6047 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.328920][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.329054][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.329122][ T32] Call trace: [ 1347.329187][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.329269][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.329297][ T32] r4:00000000 [ 1347.329319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.329391][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.329430][ T32] 5d20: 867c3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.329459][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 4 printk messages dropped ** [ 1347.329779][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1347.330638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.331048][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 8 printk messages dropped ** [ 1347.331330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1347.331769][ T32] r10:8291a684 r9:ec9e5d84 r8:00000002 r7:60000113 r6:ec9e5d8c r5:857c5400 ** 6 printk messages dropped ** [ 1347.332119][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.332299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543fb00 ** 7 printk messages dropped ** [ 1347.332661][ T32] r5:857e2f8c r4:857e2c00 ** 2 printk messages dropped ** [ 1347.332759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.333104][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1347.333234][ T32] r4:8543f6c0 [ 1347.333494][ T32] INFO: task kworker/0:323:6049 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.333526][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.333583][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.333656][ T32] Call trace: [ 1347.333716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.333768][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.333815][ T32] r4:00000000 [ 1347.333838][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.333929][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.333961][ T32] 5d20: 867c3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.334017][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.334126][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.334153][ T32] r5:800f0013 r4:80239bb0 [ 1347.334175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.334294][ T32] r4:82ac21e4 [ 1347.334347][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.334460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.334545][ T32] r4:e0555dc0 [ 1347.334596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.334686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.334742][ T32] r4:00000000 [ 1347.334787][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.334878][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.334924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.335037][ T32] r5:00001000 r4:ed32b000 [ 1347.335090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.335174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.335261][ T32] r5:85de9b8c r4:85de9800 [ 1347.335307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.335367][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.335388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.335434][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.335463][ T32] r4:84f79180 [ 1347.335484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.335530][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.335552][ T32] r4:00000001 [ 1347.335572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.335624][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.335679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.335710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.335738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.335766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.335790][ T32] r4:84f60700 [ 1347.335827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.335856][ T32] INFO: task kworker/0:324:6051 blocked for more than 473 seconds. [ 1347.335888][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.335914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.335935][ T32] task:kworker/0:324 state:D stack:0 pid:6051 tgid:6051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.336042][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.336111][ T32] Call trace: [ 1347.336172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.336236][ T32] r10:8291a684 r9:ec9f1d84 r8:00000002 r7:60000113 r6:ec9f1d8c r5:857c6000 [ 1347.336270][ T32] r4:857c6000 [ 1347.336316][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.336388][ T32] r5:857c6000 r4:8291a680 [ 1347.336436][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.336479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.336546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f1e08 [ 1347.336572][ T32] r4:00000000 [ 1347.336592][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.336629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.336674][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.336742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543f980 [ 1347.336768][ T32] r4:00000000 [ 1347.336813][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.336866][ T32] r9:83018005 r8:857c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f20d000 [ 1347.336891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.336960][ T32] r5:00001000 r4:ec979000 [ 1347.336985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.337032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.337089][ T32] r5:857e2b8c r4:857e2800 [ 1347.337136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.337187][ T32] r7:dddced80 r6:83018000 r5:857e2b8c r4:85697600 [ 1347.337207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.337253][ T32] r10:61c88647 r9:857c6000 r8:8569762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.337281][ T32] r4:85697600 [ 1347.337326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.337375][ T32] r10:00000000 r9:85697600 r8:80287e08 r7:ec9e5e60 r6:85697680 r5:857c6000 [ 1347.337397][ T32] r4:00000001 [ 1347.337416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.337452][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1347.337477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.337522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.368328][ T32] r4:8543f800 ** 3 printk messages dropped ** [ 1347.369153][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.369607][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.369999][ T32] r4:e0555dc0 ** 2 printk messages dropped ** [ 1347.370095][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.370449][ T32] r5:00001000 r4:ed32b000 ** 3 printk messages dropped ** [ 1347.370741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.371039][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.371214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.371657][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.372200][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.372635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691500 ** 7 printk messages dropped ** [ 1347.373142][ T32] r5:857e3f8c r4:857e3c00 [ 1347.373162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.373460][ T32] r10:00000000 r9:85697700 r8:80287e08 r7:ec9e5e60 r6:85697780 r5:857c6c00 ** 9 printk messages dropped ** [ 1347.374232][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.374839][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.374867][ T32] 5d20: 86c3c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.374917][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.374948][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.374973][ T32] r5:800f0013 r4:80239bb0 [ 1347.374993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.375040][ T32] r4:82ac21e4 [ 1347.375060][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.375160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.375188][ T32] r4:e0555dc0 [ 1347.375215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.375258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.375282][ T32] r4:00000000 [ 1347.375302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.375385][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.375442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.375487][ T32] r5:00001000 r4:ed32b000 [ 1347.375507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.375624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.375670][ T32] r5:85de9b8c r4:85de9800 [ 1347.375863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.375914][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.375937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.375984][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.376006][ T32] r4:84f79180 [ 1347.376029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.376076][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.376125][ T32] r4:00000001 [ 1347.376149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.376190][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.376242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.376288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.376346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.376378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.376401][ T32] r4:84f60700 [ 1347.376421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.376446][ T32] INFO: task kworker/0:326:6054 blocked for more than 473 seconds. [ 1347.376472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.376499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.376521][ T32] task:kworker/0:326 state:D stack:0 pid:6054 tgid:6054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.376570][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.376635][ T32] Call trace: [ 1347.376671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.376744][ T32] r10:8291a684 r9:eca15d84 r8:00000002 r7:60000113 r6:eca15d8c r5:84cba400 [ 1347.376770][ T32] r4:84cba400 [ 1347.376913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.376961][ T32] r5:84cba400 r4:8291a680 [ 1347.376981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.377024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.377066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca15e08 [ 1347.377088][ T32] r4:00000000 [ 1347.377107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.377140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.377175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.377216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c2afc0 [ 1347.377239][ T32] r4:00000000 [ 1347.377258][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.377329][ T32] r9:83018005 r8:84cba400 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 [ 1347.377355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.377398][ T32] r5:00001000 r4:eca39000 [ 1347.377419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.377476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.377535][ T32] r5:857e378c r4:857e3400 [ 1347.377558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.408453][ T32] r7:dddced80 r6:83018000 r5:857e378c r4:85697800 [ 1347.408657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.408832][ T32] r10:61c88647 r9:84cba400 r8:8569782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.408895][ T32] r4:85697800 [ 1347.408946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.409082][ T32] r10:00000000 r9:85697800 r8:80287e08 r7:ec9fde60 r6:85697880 r5:84cba400 [ 1347.409155][ T32] r4:00000001 [ 1347.409223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.409332][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1347.409400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.409471][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.409537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.409607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.409701][ T32] r4:8543f900 [ 1347.410547][ T32] INFO: task kworker/0:326:6054 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.410651][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.410836][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.410955][ T32] Call trace: [ 1347.411057][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.411190][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 5 printk messages dropped ** [ 1347.411603][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.412134][ T32] r4:e0555dc0 ** 2 printk messages dropped ** [ 1347.412384][ T32] r4:00000000 [ 1347.412452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.412558][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.412610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.412706][ T32] r5:00001000 r4:ed32b000 [ 1347.412781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.412873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.412970][ T32] r5:85de9b8c r4:85de9800 [ 1347.413030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.413151][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.413218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.413327][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.413384][ T32] r4:84f79180 [ 1347.413431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.413532][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.413608][ T32] r4:00000001 [ 1347.413674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.413758][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.413816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.413879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.414254][ T32] INFO: task kworker/0:327:6060 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.414959][ T32] r4:85111800 ** 4 printk messages dropped ** [ 1347.415405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 ** 8 printk messages dropped ** [ 1347.416150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.416454][ T32] r5:857e3b8c r4:857e3800 [ 1347.416510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.416896][ T32] r4:85697900 ** 6 printk messages dropped ** [ 1347.417391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.442526][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 9 printk messages dropped ** [ 1347.443113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1347.443242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 6 printk messages dropped ** [ 1347.443579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.444178][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1347.444520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.444830][ T32] INFO: task kworker/0:328:6061 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1347.445380][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000013 r6:eca55d8c r5:85110c00 ** 5 printk messages dropped ** [ 1347.445659][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 ** 9 printk messages dropped ** [ 1347.446177][ T32] r5:00001000 r4:eca5f000 ** 1 printk messages dropped ** [ 1347.446277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.446324][ T32] r5:857f038c r4:857f0000 [ 1347.446344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.446392][ T32] r7:dddced80 r6:83018000 r5:857f038c r4:85697a00 [ 1347.446413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.446500][ T32] r10:61c88647 r9:85110c00 r8:85697a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.446529][ T32] r4:85697a00 [ 1347.446570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.446624][ T32] r10:00000000 r9:85697a00 r8:80287e08 r7:ec9fde60 r6:85697a80 r5:85110c00 [ 1347.446660][ T32] r4:00000001 [ 1347.446693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.446745][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 1347.446787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.446818][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.446846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.446887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.446912][ T32] r4:85691100 [ 1347.447184][ T32] INFO: task kworker/0:328:6061 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.447219][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.447324][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.447424][ T32] Call trace: [ 1347.447460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.447510][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.447535][ T32] r4:00000000 [ 1347.447628][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.462834][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.462985][ T32] 5d20: 87468000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.463030][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.463058][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.463087][ T32] r5:800f0013 r4:80239bb0 [ 1347.463111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.463224][ T32] r4:82ac21e4 [ 1347.463275][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.463396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.463424][ T32] r4:e0555dc0 [ 1347.463460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.463556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.463584][ T32] r4:00000000 [ 1347.463609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.463658][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.463682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.463765][ T32] r5:00001000 r4:ed32b000 [ 1347.463790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.463882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.463954][ T32] r5:85de9b8c r4:85de9800 [ 1347.463991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.464050][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.464120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.464174][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.464199][ T32] r4:84f79180 [ 1347.464233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.464295][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.464321][ T32] r4:00000001 [ 1347.464353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.464394][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.464421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.464454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.464482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.464511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.464557][ T32] r4:84f60700 [ 1347.464585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.464616][ T32] INFO: task kworker/0:329:6064 blocked for more than 473 seconds. [ 1347.464661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.464690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.464712][ T32] task:kworker/0:329 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.464798][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.464844][ T32] Call trace: [ 1347.464877][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.464931][ T32] r10:8291a684 r9:eca69d84 r8:00000002 r7:60000113 r6:eca69d8c r5:85112400 [ 1347.464954][ T32] r4:85112400 [ 1347.464999][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.465053][ T32] r5:85112400 r4:8291a680 [ 1347.465073][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.465112][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.465179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca69e08 [ 1347.465207][ T32] r4:00000000 [ 1347.465226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.465260][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.465296][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1347.465401][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.465718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.465843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.466596][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.484861][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.485310][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1347.485602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 8 printk messages dropped ** [ 1347.486006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.486482][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 5 printk messages dropped ** [ 1347.486693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.487214][ T32] r5:85113000 r4:8291a680 ** 5 printk messages dropped ** [ 1347.487438][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.493504][ T32] r5:857f0b8c r4:857f0800 [ 1347.493525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.493811][ T32] r10:00000000 r9:85697c00 r8:80287e08 r7:eca69e60 r6:85697c80 r5:85113000 ** 5 printk messages dropped ** [ 1347.494066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.494124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.494150][ T32] r4:85691680 [ 1347.494621][ T32] INFO: task kworker/0:330:6067 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.494657][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.494778][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.494849][ T32] Call trace: [ 1347.494913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.494968][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.494991][ T32] r4:00000000 [ 1347.495011][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.495057][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.495085][ T32] 5d20: 8774b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.495124][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.495151][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.495175][ T32] r5:800f0013 r4:80239bb0 [ 1347.495197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.495257][ T32] r4:82ac21e4 [ 1347.495287][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.495336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.495363][ T32] r4:e0555dc0 [ 1347.495387][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.495432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.495455][ T32] r4:00000000 [ 1347.495474][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.495541][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.495571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.495615][ T32] r5:00001000 r4:ed32b000 [ 1347.495647][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.495690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.495740][ T32] r5:85de9b8c r4:85de9800 [ 1347.495762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.495821][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.495847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.495896][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.495943][ T32] r4:84f79180 [ 1347.495966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.496031][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.496057][ T32] r4:00000001 [ 1347.496077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.496123][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.496154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.496183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.496211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.496239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.496261][ T32] r4:84f60700 [ 1347.496281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.496309][ T32] INFO: task kworker/0:331:6069 blocked for more than 474 seconds. [ 1347.496342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.496367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.496387][ T32] task:kworker/0:331 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.496440][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.496482][ T32] Call trace: [ 1347.496511][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.496558][ T32] r10:8291a684 r9:eca21d84 r8:00000002 r7:60000113 r6:eca21d8c r5:85113c00 [ 1347.496581][ T32] r4:85113c00 [ 1347.496614][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.496667][ T32] r5:85113c00 r4:8291a680 [ 1347.496687][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.496725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.496766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1347.496789][ T32] r4:00000000 [ 1347.496808][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.496843][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.496900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.496945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691a80 [ 1347.496970][ T32] r4:00000000 [ 1347.496989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.497039][ T32] r9:83018005 r8:85113c00 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1347.497061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.497125][ T32] r5:00001000 r4:eacb7000 [ 1347.497155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.497196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.497260][ T32] r5:857f0f8c r4:857f0c00 [ 1347.497287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.497336][ T32] r7:dddced80 r6:83018000 r5:857f0f8c r4:85697d00 [ 1347.497357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.497403][ T32] r10:61c88647 r9:85113c00 r8:85697d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.497450][ T32] r4:85697d00 [ 1347.497484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.497552][ T32] r10:00000000 r9:85697d00 r8:80287e08 r7:eca41e60 r6:85697d80 r5:85113c00 [ 1347.497641][ T32] r4:00000001 [ 1347.511408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.511497][ T32] Exception stack(0xeca21fb0 to 0xeca21ff8) [ 1347.511531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.511561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.511588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.511621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.511644][ T32] r4:85691700 [ 1347.512091][ T32] INFO: task kworker/0:331:6069 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.512127][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.512253][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.512330][ T32] Call trace: [ 1347.512393][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.512451][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.512475][ T32] r4:00000000 [ 1347.512520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.512598][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.512654][ T32] 5d20: 87bff000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.512686][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.512712][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.512787][ T32] r5:800f0013 r4:80239bb0 [ 1347.512862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.512910][ T32] r4:82ac21e4 [ 1347.512930][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.512997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.513065][ T32] r4:e0555dc0 [ 1347.513142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.513188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.513212][ T32] r4:00000000 [ 1347.513256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.513307][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.513353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.513400][ T32] r5:00001000 r4:ed32b000 [ 1347.513422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.513462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.513505][ T32] r5:85de9b8c r4:85de9800 [ 1347.513526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.513573][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.513594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.513641][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.513686][ T32] r4:84f79180 [ 1347.513709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.513756][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.513780][ T32] r4:00000001 [ 1347.513799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.513835][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.513877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.513934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.513989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.514052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.514079][ T32] r4:84f60700 [ 1347.514100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.514155][ T32] INFO: task kworker/0:332:6070 blocked for more than 474 seconds. [ 1347.514253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.514290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.514328][ T32] task:kworker/0:332 state:D stack:0 pid:6070 tgid:6070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.514408][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.514453][ T32] Call trace: [ 1347.514484][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.514557][ T32] r10:8291a684 r9:ebd29d84 r8:00000002 r7:60000113 r6:ebd29d8c r5:85651800 [ 1347.514584][ T32] r4:85651800 [ 1347.514628][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.514697][ T32] r5:85651800 r4:8291a680 [ 1347.514721][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.514761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.514804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1347.514827][ T32] r4:00000000 [ 1347.514847][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.514880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.514913][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.514952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691c00 [ 1347.515014][ T32] r4:00000000 [ 1347.515050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.515096][ T32] r9:83018005 r8:85651800 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1347.515130][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.515176][ T32] r5:00001000 r4:eaff3000 [ 1347.515197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.515235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.515296][ T32] r5:857f138c r4:857f1000 [ 1347.515319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.515365][ T32] r7:dddced80 r6:83018000 r5:857f138c r4:85697e00 [ 1347.515437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.515490][ T32] r10:61c88647 r9:85651800 r8:85697e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.515513][ T32] r4:85697e00 [ 1347.515555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.515603][ T32] r10:00000000 r9:85697e00 r8:80287e08 r7:eca21e60 r6:84745c00 r5:85651800 [ 1347.515641][ T32] r4:00000001 [ 1347.515663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.515700][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1347.515753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.515836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.516299][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.516759][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 5 printk messages dropped ** [ 1347.516973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 11 printk messages dropped ** [ 1347.517465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.538499][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.538524][ T32] r4:00000001 [ 1347.538546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.538589][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.538620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.538677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.538727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.538795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.538845][ T32] r4:84f60700 [ 1347.538875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.538924][ T32] INFO: task kworker/0:333:6072 blocked for more than 474 seconds. [ 1347.538961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.538988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.539032][ T32] task:kworker/0:333 state:D stack:0 pid:6072 tgid:6072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.539098][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.539162][ T32] Call trace: [ 1347.539216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.539273][ T32] r10:8291a684 r9:ebe55d84 r8:00000002 r7:60000113 r6:ebe55d8c r5:85656c00 [ 1347.539304][ T32] r4:85656c00 [ 1347.539340][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.539388][ T32] r5:85656c00 r4:8291a680 [ 1347.539433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.539546][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.539645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe55e08 [ 1347.539697][ T32] r4:00000000 [ 1347.539744][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.539810][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.539911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.540227][ T32] r5:857f178c r4:857f1400 [ 1347.540261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.540517][ T32] r10:00000000 r9:85697e80 r8:80287e08 r7:ebd29e60 r6:84745c80 r5:85656c00 ** 6 printk messages dropped ** [ 1347.540844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.540872][ T32] r4:85691bc0 [ 1347.541348][ T32] INFO: task kworker/0:333:6072 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.541391][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.541468][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.541549][ T32] Call trace: [ 1347.541595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.541671][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.541745][ T32] r4:00000000 [ 1347.541789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.541838][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.541867][ T32] 5d20: 87f88000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.541896][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.541921][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.541945][ T32] r5:800f0013 r4:80239bb0 [ 1347.541967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.542010][ T32] r4:82ac21e4 [ 1347.542058][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.542108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.542131][ T32] r4:e0555dc0 [ 1347.542150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.542235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.542281][ T32] r4:00000000 [ 1347.542303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.542349][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.542370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.542411][ T32] r5:00001000 r4:ed32b000 [ 1347.542450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.542496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.542538][ T32] r5:85de9b8c r4:85de9800 [ 1347.542558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.542604][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.542625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.542696][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.542919][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1347.543283][ T32] INFO: task kworker/0:334:6075 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.543562][ T32] r4:8564a400 ** 4 printk messages dropped ** [ 1347.543887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca6de08 ** 5 printk messages dropped ** [ 1347.544128][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.544372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.544418][ T32] r5:857f3f8c r4:857f3c00 [ 1347.544502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1347.544654][ T32] r10:61c88647 r9:8564a400 r8:85697f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.544955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.545626][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.546013][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 3 printk messages dropped ** [ 1347.546165][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.546376][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1347.546543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.546880][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.547138][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.547397][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1347.570724][ T32] r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:8564e000 ** 5 printk messages dropped ** [ 1347.570920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 ** 12 printk messages dropped ** [ 1347.571518][ T32] r5:857f1b8c r4:857f1800 ** 3 printk messages dropped ** [ 1347.571674][ T32] r10:61c88647 r9:8564e000 r8:85697fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.571801][ T32] r4:00000001 [ 1347.571821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.571860][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) [ 1347.571912][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.571967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.571995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.572061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.572111][ T32] r4:85691b00 [ 1347.572770][ T32] INFO: task kworker/0:335:6076 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.572846][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.572954][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.573010][ T32] Call trace: [ 1347.573054][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.573121][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.573178][ T32] r4:00000000 [ 1347.573256][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.573316][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.573345][ T32] 5d20: 88314000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.573374][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.573411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.573440][ T32] r5:800f0013 r4:80239bb0 [ 1347.573491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.573582][ T32] r4:82ac21e4 [ 1347.573607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.573651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.573675][ T32] r4:e0555dc0 [ 1347.573707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.573751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.573774][ T32] r4:00000000 [ 1347.573793][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.573837][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.573883][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.573941][ T32] r5:00001000 r4:ed32b000 [ 1347.573965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.574003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.574051][ T32] r5:85de9b8c r4:85de9800 [ 1347.574096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.574150][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.574183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.574277][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.574301][ T32] r4:84f79180 [ 1347.574344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.574397][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.574420][ T32] r4:00000001 [ 1347.574462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1347.574629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1347.574778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.574807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.574829][ T32] task:kworker/0:336 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.574877][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.574949][ T32] Call trace: [ 1347.575010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.575092][ T32] r10:8291a684 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:85652400 [ 1347.575121][ T32] r4:85652400 [ 1347.575164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.575211][ T32] r5:85652400 r4:8291a680 [ 1347.575232][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.575273][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.575314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 [ 1347.575337][ T32] r4:00000000 [ 1347.575468][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.575519][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.575558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.575599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85691fc0 [ 1347.575645][ T32] r4:00000000 [ 1347.575695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.575743][ T32] r9:83018005 r8:85652400 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1347.575765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.575807][ T32] r5:00001000 r4:eb60f000 [ 1347.575852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.575907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.575958][ T32] r5:857f1f8c r4:857f1c00 [ 1347.576004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.576141][ T32] r7:dddced80 r6:83018000 r5:857f1f8c r4:85679000 ** 1 printk messages dropped ** [ 1347.576310][ T32] r10:61c88647 r9:85652400 r8:8567902c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1347.576526][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.576780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.598556][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 10 printk messages dropped ** [ 1347.598985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 9 printk messages dropped ** [ 1347.599319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.599690][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1347.599920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.600100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1347.600373][ T32] r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000013 r6:eca7dd8c r5:84da8c00 ** 5 printk messages dropped ** [ 1347.600608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 ** 12 printk messages dropped ** [ 1347.601239][ T32] r5:857f238c r4:857f2000 ** 2 printk messages dropped ** [ 1347.601334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.601830][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.602513][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.602946][ T32] r5:800f0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.603204][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1347.603725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.604129][ T32] r4:84f79180 ** 2 printk messages dropped ** [ 1347.604259][ T32] r4:00000001 [ 1347.604278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.604314][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.604339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.604367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.604395][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.604424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.604453][ T32] r4:84f60700 [ 1347.604506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.604535][ T32] INFO: task kworker/0:338:6081 blocked for more than 474 seconds. [ 1347.604577][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.604603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.604625][ T32] task:kworker/0:338 state:D stack:0 pid:6081 tgid:6081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.604670][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.604712][ T32] Call trace: [ 1347.604741][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.604788][ T32] r10:8291a684 r9:eca85d84 r8:00000002 r7:60000113 r6:eca85d8c r5:84daa400 [ 1347.604811][ T32] r4:84daa400 [ 1347.604831][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.604896][ T32] r5:84daa400 r4:8291a680 [ 1347.604922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.604961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.605025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 [ 1347.605054][ T32] r4:00000000 [ 1347.605074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.605130][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.605169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.605211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856781c0 [ 1347.605247][ T32] r4:00000000 [ 1347.605271][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.605316][ T32] r9:83018005 r8:84daa400 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [ 1347.605339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.605379][ T32] r5:00001000 r4:eb813000 [ 1347.605399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.605436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.605504][ T32] r5:857f278c r4:857f2400 [ 1347.605528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.605587][ T32] r7:dddced80 r6:83018000 r5:857f278c r4:8567a080 [ 1347.605617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.605665][ T32] r10:61c88647 r9:84daa400 r8:8567a0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.605826][ T32] r4:8567a080 [ 1347.605849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.605895][ T32] r10:00000000 r9:8567a080 r8:80287e08 r7:eca6de60 r6:84745f00 r5:84daa400 [ 1347.605919][ T32] r4:00000001 [ 1347.605939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.605974][ T32] Exception stack(0xeca85fb0 to 0xeca85ff8) [ 1347.606050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.606112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.606169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.606246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.606274][ T32] r4:856780c0 [ 1347.606542][ T32] INFO: task kworker/0:338:6081 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.606599][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.606668][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.606711][ T32] Call trace: [ 1347.606771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.606825][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.606849][ T32] r4:00000000 [ 1347.606873][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.606929][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.606960][ T32] 5d20: 88624000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.607026][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.607083][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.607123][ T32] r5:800f0013 r4:80239bb0 [ 1347.607146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.607188][ T32] r4:82ac21e4 [ 1347.607208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.607261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.607287][ T32] r4:e0555dc0 [ 1347.607331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.607375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.607399][ T32] r4:00000000 [ 1347.607420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.607463][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.607485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.607525][ T32] r5:00001000 r4:ed32b000 [ 1347.628394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.628559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.628611][ T32] r5:85de9b8c r4:85de9800 [ 1347.628649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.628706][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.629027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.629083][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.629108][ T32] r4:84f79180 [ 1347.629213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.629325][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.629436][ T32] r4:00000001 [ 1347.629460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.629500][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.629538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.629571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.629601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.629631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.629653][ T32] r4:84f60700 [ 1347.629678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.629708][ T32] INFO: task kworker/0:339:6083 blocked for more than 474 seconds. [ 1347.629754][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.629806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.629840][ T32] task:kworker/0:339 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.630077][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.630124][ T32] Call trace: [ 1347.630158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.630264][ T32] r4:84da9800 ** 1 printk messages dropped ** [ 1347.630372][ T32] r5:84da9800 r4:8291a680 ** 2 printk messages dropped ** [ 1347.630482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 ** 2 printk messages dropped ** [ 1347.630580][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.630708][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.630827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1347.630891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.630929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.630971][ T32] r5:857f2b8c r4:857f2800 [ 1347.630990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.631073][ T32] r7:dddced80 r6:83018000 r5:857f2b8c r4:8567a100 [ 1347.631099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.631147][ T32] r10:61c88647 r9:84da9800 r8:8567a12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.631169][ T32] r4:8567a100 [ 1347.631212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.631261][ T32] r10:00000000 r9:8567a100 r8:80287e08 r7:eca6de60 r6:84745f80 r5:84da9800 [ 1347.631283][ T32] r4:00000001 [ 1347.631326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.631409][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1347.631464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.631495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.631545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.631577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.631603][ T32] r4:85678040 [ 1347.632034][ T32] INFO: task kworker/0:339:6083 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.632069][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.632171][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.632292][ T32] Call trace: [ 1347.632326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.632401][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.632429][ T32] r4:00000000 [ 1347.632449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.632500][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.632532][ T32] 5d20: 8897f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.632574][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.632604][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.632628][ T32] r5:800f0013 r4:80239bb0 [ 1347.632648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.632701][ T32] r4:82ac21e4 [ 1347.632725][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.632769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.632791][ T32] r4:e0555dc0 [ 1347.632811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.632850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.632872][ T32] r4:00000000 [ 1347.632984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.633069][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.633094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.633137][ T32] r5:00001000 r4:ed32b000 [ 1347.633157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.633196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.633251][ T32] r5:85de9b8c r4:85de9800 [ 1347.633290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.633348][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.633375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.633425][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.633460][ T32] r4:84f79180 [ 1347.633482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.633558][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.633584][ T32] r4:00000001 [ 1347.633603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.633639][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.633665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.633692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.633744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.633776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.633799][ T32] r4:84f60700 [ 1347.633857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.633886][ T32] INFO: task kworker/0:340:6085 blocked for more than 474 seconds. [ 1347.633929][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.633957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.634011][ T32] task:kworker/0:340 state:D stack:0 pid:6085 tgid:6085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.634117][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.634159][ T32] Call trace: [ 1347.634215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.634308][ T32] r10:8291a684 r9:eca95d84 r8:00000002 r7:60000013 r6:eca95d8c r5:84dabc00 [ 1347.634352][ T32] r4:84dabc00 [ 1347.634410][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.634465][ T32] r5:84dabc00 r4:8291a680 [ 1347.634485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.634525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.634568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1347.634614][ T32] r4:00000000 [ 1347.634660][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.634699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.634756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.634802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856784c0 [ 1347.634826][ T32] r4:00000000 [ 1347.634845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.634887][ T32] r9:83018005 r8:84dabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f227000 [ 1347.634909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.634949][ T32] r5:00001000 r4:eb8cf000 [ 1347.635016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.635066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.635109][ T32] r5:857f2f8c r4:857f2c00 [ 1347.635154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.635204][ T32] r7:dddced80 r6:83018000 r5:857f2f8c r4:8567a180 [ 1347.635225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.635270][ T32] r10:61c88647 r9:84dabc00 r8:8567a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.635293][ T32] r4:8567a180 [ 1347.635312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.635355][ T32] r10:00000000 r9:8567a180 r8:80287e08 r7:eca6de60 r6:85679080 r5:84dabc00 [ 1347.635377][ T32] r4:00000001 [ 1347.635416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.635457][ T32] Exception stack(0xeca95fb0 to 0xeca95ff8) [ 1347.635522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.635555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.635583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.635636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.635747][ T32] r4:85678200 [ 1347.636015][ T32] INFO: task kworker/0:340:6085 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.636078][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.636140][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.636220][ T32] Call trace: [ 1347.636262][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.636313][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.636337][ T32] r4:00000000 [ 1347.636358][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.636396][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.636423][ T32] 5d20: 8897f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.636452][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.636476][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.636499][ T32] r5:800f0013 r4:80239bb0 [ 1347.636518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.636557][ T32] r4:82ac21e4 [ 1347.636576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.636618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.636641][ T32] r4:e0555dc0 [ 1347.636661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.636700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.636746][ T32] r4:00000000 [ 1347.636795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.636843][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.636888][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.636933][ T32] r5:00001000 r4:ed32b000 [ 1347.636953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.636991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.637043][ T32] r5:85de9b8c r4:85de9800 [ 1347.637063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.637111][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.637145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.637196][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.637218][ T32] r4:84f79180 [ 1347.637237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.637283][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.637307][ T32] r4:00000001 [ 1347.637331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.637387][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.637415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.637443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.637497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.637580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.665592][ T32] r4:84f60700 [ 1347.665664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.665785][ T32] INFO: task kworker/0:341:6087 blocked for more than 474 seconds. [ 1347.665828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.665855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.665878][ T32] task:kworker/0:341 state:D stack:0 pid:6087 tgid:6087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.665942][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.666005][ T32] Call trace: [ 1347.666049][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.666109][ T32] r10:8291a684 r9:eca9dd84 r8:00000002 r7:60000113 r6:eca9dd8c r5:84dab000 [ 1347.666146][ T32] r4:84dab000 [ 1347.666174][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.666289][ T32] r5:84dab000 r4:8291a680 [ 1347.666345][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.666399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.666459][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [ 1347.666486][ T32] r4:00000000 [ 1347.666506][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.666576][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.666620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.666662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856785c0 [ 1347.666684][ T32] r4:00000000 [ 1347.666704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.666751][ T32] r9:83018005 r8:84dab000 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1347.666774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.666816][ T32] r5:00001000 r4:eb951000 [ 1347.666859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.666904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.666947][ T32] r5:857f338c r4:857f3000 [ 1347.666968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.667015][ T32] r7:dddced80 r6:83018000 r5:857f338c r4:8567a200 [ 1347.667044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.667180][ T32] r10:61c88647 r9:84dab000 r8:8567a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.667208][ T32] r4:8567a200 [ 1347.667230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.667281][ T32] r10:00000000 r9:8567a200 r8:80287e08 r7:eca6de60 r6:85679100 r5:84dab000 [ 1347.667304][ T32] r4:00000001 [ 1347.667323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.667377][ T32] Exception stack(0xeca9dfb0 to 0xeca9dff8) [ 1347.667409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.667487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.667518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.667569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.667682][ T32] r4:85678340 [ 1347.682037][ T32] INFO: task kworker/0:341:6087 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.682104][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.682273][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.682382][ T32] Call trace: [ 1347.682483][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.682550][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.682576][ T32] r4:00000000 [ 1347.682623][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.682671][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.682727][ T32] 5d20: 8902e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.682788][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.682816][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.682868][ T32] r5:800f0013 r4:80239bb0 [ 1347.682920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.682968][ T32] r4:82ac21e4 [ 1347.683040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.683088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.683111][ T32] r4:e0555dc0 [ 1347.683204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.683249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.683278][ T32] r4:00000000 [ 1347.683299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.683344][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.683367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.683409][ T32] r5:00001000 r4:ed32b000 [ 1347.683430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.683518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.683625][ T32] r5:85de9b8c r4:85de9800 [ 1347.683649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.683698][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.683719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.683767][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.683789][ T32] r4:84f79180 [ 1347.683809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.683855][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.683929][ T32] r4:00000001 [ 1347.684033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.684073][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.684100][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.684154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.684266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.684307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.684358][ T32] r4:84f60700 [ 1347.684462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.684495][ T32] INFO: task kworker/0:342:6089 blocked for more than 474 seconds. [ 1347.684528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.684555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.684655][ T32] task:kworker/0:342 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.684708][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.684969][ T32] Call trace: [ 1347.685170][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.685275][ T32] r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000013 r6:ecaa5d8c r5:84da8000 [ 1347.685302][ T32] r4:84da8000 [ 1347.685336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.685382][ T32] r5:84da8000 r4:8291a680 [ 1347.685477][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.685594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.685645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1347.685670][ T32] r4:00000000 [ 1347.685784][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.685829][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.685959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.686006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678700 [ 1347.686039][ T32] r4:00000000 [ 1347.686059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.686104][ T32] r9:83018005 r8:84da8000 r7:00000000 r6:83018000 r5:00001000 r4:7f22b000 [ 1347.686152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.686275][ T32] r5:00001000 r4:eb99f000 [ 1347.686323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.686381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.686425][ T32] r5:857f378c r4:857f3400 [ 1347.686446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.686491][ T32] r7:dddced80 r6:83018000 r5:857f378c r4:8567a280 [ 1347.686659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.686710][ T32] r10:61c88647 r9:84da8000 r8:8567a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.686748][ T32] r4:8567a280 [ 1347.686860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.686911][ T32] r10:00000000 r9:8567a280 r8:80287e08 r7:eca6de60 r6:85679180 r5:84da8000 [ 1347.686986][ T32] r4:00000001 [ 1347.687010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.687055][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1347.687133][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.687169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.687199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.687228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.687251][ T32] r4:856783c0 [ 1347.687535][ T32] INFO: task kworker/0:342:6089 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.696124][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.696343][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.696746][ T32] Call trace: [ 1347.696785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.696844][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.696869][ T32] r4:00000000 [ 1347.696891][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.696932][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.697026][ T32] 5d20: 8902e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.697068][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.697110][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.697141][ T32] r5:800f0013 r4:80239bb0 [ 1347.697255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.697306][ T32] r4:82ac21e4 [ 1347.697327][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.697384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.697410][ T32] r4:e0555dc0 [ 1347.697431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.697472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.697529][ T32] r4:00000000 [ 1347.697645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.710856][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.710908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.710984][ T32] r5:00001000 r4:ed32b000 [ 1347.711030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.711105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.711158][ T32] r5:85de9b8c r4:85de9800 [ 1347.711192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.711271][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.711298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.711399][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.711478][ T32] r4:84f79180 [ 1347.711502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.711550][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.711572][ T32] r4:00000001 [ 1347.711591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.711629][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.711684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.711716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.711773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.711806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.711829][ T32] r4:84f60700 [ 1347.711878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.711950][ T32] INFO: task kworker/0:343:6091 blocked for more than 474 seconds. [ 1347.711997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.712083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.712117][ T32] task:kworker/0:343 state:D stack:0 pid:6091 tgid:6091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.712176][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.712250][ T32] Call trace: [ 1347.712339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.712394][ T32] r10:8291a684 r9:ecaadd84 r8:00000002 r7:60000113 r6:ecaadd8c r5:84dac800 [ 1347.712423][ T32] r4:84dac800 [ 1347.712475][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.712578][ T32] r5:84dac800 r4:8291a680 [ 1347.712624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.712733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.712822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1347.712876][ T32] r4:00000000 [ 1347.712933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.712997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.713052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.713095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678840 [ 1347.713142][ T32] r4:00000000 [ 1347.713165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.713222][ T32] r9:83018005 r8:84dac800 r7:00000000 r6:83018000 r5:00001000 r4:7f22d000 [ 1347.713247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.713323][ T32] r5:00001000 r4:eba4f000 [ 1347.713352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.713394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.713436][ T32] r5:857f3b8c r4:857f3800 [ 1347.713455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.713499][ T32] r7:dddced80 r6:83018000 r5:857f3b8c r4:8567a300 [ 1347.713520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.713605][ T32] r10:61c88647 r9:84dac800 r8:8567a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.713634][ T32] r4:8567a300 [ 1347.713691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.713739][ T32] r10:00000000 r9:8567a300 r8:80287e08 r7:eca6de60 r6:85679200 r5:84dac800 [ 1347.713765][ T32] r4:00000001 [ 1347.713793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.713857][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1347.713887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.713917][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.713945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.713974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.713998][ T32] r4:85678540 [ 1347.714487][ T32] INFO: task kworker/0:343:6091 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.714526][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.714642][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.714716][ T32] Call trace: [ 1347.714750][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.714802][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.714872][ T32] r4:00000000 [ 1347.714896][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.714975][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.715007][ T32] 5d20: 8929c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.715045][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.715070][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.715094][ T32] r5:800f0013 r4:80239bb0 [ 1347.715121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.715164][ T32] r4:82ac21e4 [ 1347.715211][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.715260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.715308][ T32] r4:e0555dc0 [ 1347.715356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.715401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.715426][ T32] r4:00000000 [ 1347.715444][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.715516][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.715541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.715637][ T32] r5:00001000 r4:ed32b000 [ 1347.715660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.715705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.715776][ T32] r5:85de9b8c r4:85de9800 [ 1347.715799][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.715850][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.715872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.715919][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.715967][ T32] r4:84f79180 [ 1347.715994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.716098][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.716129][ T32] r4:00000001 [ 1347.716150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.716232][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.716266][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.716350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.716404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.716461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.716487][ T32] r4:84f60700 [ 1347.716508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.716535][ T32] INFO: task kworker/0:344:6093 blocked for more than 474 seconds. [ 1347.716562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.716599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.716623][ T32] task:kworker/0:344 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.716724][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.716767][ T32] Call trace: [ 1347.716798][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.716869][ T32] r10:8291a684 r9:ecab5d84 r8:00000002 r7:60000013 r6:ecab5d8c r5:84dad400 [ 1347.716903][ T32] r4:84dad400 [ 1347.716948][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.717025][ T32] r5:84dad400 r4:8291a680 [ 1347.717062][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.717103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.717146][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 [ 1347.717168][ T32] r4:00000000 [ 1347.717188][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.717248][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.717289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.717344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678ac0 [ 1347.717376][ T32] r4:00000000 [ 1347.717421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.717495][ T32] r9:83018005 r8:84dad400 r7:00000000 r6:83018000 r5:00001000 r4:7f231000 [ 1347.717543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.736733][ T32] r5:00001000 r4:ebb61000 [ 1347.736797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.736890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.736952][ T32] r5:857f438c r4:857f4000 [ 1347.736977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.737032][ T32] r7:dddced80 r6:83018000 r5:857f438c r4:8567a380 [ 1347.737055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.737125][ T32] r10:61c88647 r9:84dad400 r8:8567a3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.737152][ T32] r4:8567a380 [ 1347.737173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.737221][ T32] r10:00000000 r9:8567a380 r8:80287e08 r7:eca6de60 r6:85679280 r5:84dad400 [ 1347.737243][ T32] r4:00000001 [ 1347.737262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.737300][ T32] Exception stack(0xecab5fb0 to 0xecab5ff8) [ 1347.737330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.737357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.737518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.740692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.740784][ T32] r4:856788c0 [ 1347.741237][ T32] INFO: task kworker/0:344:6093 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.741275][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.741774][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1347.741975][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1347.742157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.742698][ T32] r4:84f79180 ** 4 printk messages dropped ** [ 1347.742917][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 5 printk messages dropped ** [ 1347.743173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.743589][ T32] r4:84dae000 ** 4 printk messages dropped ** [ 1347.743803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 ** 4 printk messages dropped ** [ 1347.744002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678e40 [ 1347.744037][ T32] r4:00000000 [ 1347.744058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.744118][ T32] r9:83018005 r8:84dae000 r7:00000000 r6:83018000 r5:00001000 r4:7f237000 [ 1347.744170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.744262][ T32] r5:00001000 r4:ebc4b000 [ 1347.744292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.744348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.744396][ T32] r5:857f4b8c r4:857f4800 [ 1347.744417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.744462][ T32] r7:dddced80 r6:83018000 r5:857f4b8c r4:8567a400 [ 1347.744483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.744528][ T32] r10:61c88647 r9:84dae000 r8:8567a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.744551][ T32] r4:8567a400 [ 1347.744569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.744635][ T32] r10:00000000 r9:8567a400 r8:80287e08 r7:ecab5e60 r6:85679300 r5:84dae000 [ 1347.744661][ T32] r4:00000001 [ 1347.744680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.744744][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1347.744802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.744834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.744861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.744889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.745095][ T32] r4:85678800 [ 1347.745377][ T32] INFO: task kworker/0:345:6095 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.745411][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.745522][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.745569][ T32] Call trace: [ 1347.745632][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.745718][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.745747][ T32] r4:00000000 [ 1347.745767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.745865][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.745897][ T32] 5d20: 89606000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 4 printk messages dropped ** [ 1347.746097][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.746305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1347.746810][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.746832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.746904][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.746932][ T32] r4:84f79180 [ 1347.746972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.747028][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.747052][ T32] r4:00000001 [ 1347.747072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.747107][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.747132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.747162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.747211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.747244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.747282][ T32] r4:84f60700 [ 1347.747329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.747358][ T32] INFO: task kworker/0:346:6097 blocked for more than 474 seconds. [ 1347.747386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.747410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.747430][ T32] task:kworker/0:346 state:D stack:0 pid:6097 tgid:6097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.747477][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.747518][ T32] Call trace: [ 1347.747547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.747643][ T32] r10:8291a684 r9:ecac5d84 r8:00000002 r7:60000013 r6:ecac5d8c r5:85658000 [ 1347.764289][ T32] r4:85658000 [ 1347.764338][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.764410][ T32] r5:85658000 r4:8291a680 [ 1347.764431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.764472][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.764515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1347.764537][ T32] r4:00000000 [ 1347.764557][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.764589][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.764628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.764682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678c00 [ 1347.764709][ T32] r4:00000000 [ 1347.764729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1347.764799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.764988][ T32] r5:857f478c r4:857f4400 [ 1347.765028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.765081][ T32] r7:dddced80 r6:83018000 r5:857f478c r4:8567a480 ** 2 printk messages dropped ** [ 1347.765191][ T32] r4:8567a480 ** 3 printk messages dropped ** [ 1347.765299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.765991][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.766521][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1347.766727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 12 printk messages dropped ** [ 1347.767192][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 7 printk messages dropped ** [ 1347.767503][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 5 printk messages dropped ** [ 1347.782015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1347.782613][ T32] r5:85115400 r4:8291a680 ** 3 printk messages dropped ** [ 1347.782789][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.783007][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.783357][ T32] r5:8577778c r4:85777400 [ 1347.783384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.783527][ T32] r4:8567a500 ** 7 printk messages dropped ** [ 1347.783889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.784584][ T32] Call trace: [ 1347.784620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.784675][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.784701][ T32] r4:00000000 [ 1347.784794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.784907][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.784943][ T32] 5d20: 89b74000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.784975][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.785002][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.785062][ T32] r5:800f0013 r4:80239bb0 [ 1347.785112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.785161][ T32] r4:82ac21e4 [ 1347.785184][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.785228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.785252][ T32] r4:e0555dc0 [ 1347.785273][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.785315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.785338][ T32] r4:00000000 [ 1347.785360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.785406][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.785429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.785472][ T32] r5:00001000 r4:ed32b000 [ 1347.785493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.785533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.785599][ T32] r5:85de9b8c r4:85de9800 [ 1347.785627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.785679][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.785702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.785750][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.785823][ T32] r4:84f79180 [ 1347.785849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.785902][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.785943][ T32] r4:00000001 [ 1347.785969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.786032][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.786066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.786098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.786128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.786162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.786186][ T32] r4:84f60700 [ 1347.786278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.786335][ T32] INFO: task kworker/0:348:6102 blocked for more than 474 seconds. [ 1347.786393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.786422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.786445][ T32] task:kworker/0:348 state:D stack:0 pid:6102 tgid:6102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.786496][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.786541][ T32] Call trace: [ 1347.786575][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.786624][ T32] r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000113 r6:ecac9d8c r5:85658c00 [ 1347.786648][ T32] r4:85658c00 [ 1347.786669][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.786712][ T32] r5:85658c00 r4:8291a680 [ 1347.786732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.786772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.786814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1347.786837][ T32] r4:00000000 [ 1347.786857][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.786894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.786930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.786971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85678f80 [ 1347.787025][ T32] r4:00000000 [ 1347.787055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.787126][ T32] r9:83018005 r8:85658c00 r7:00000000 r6:83018000 r5:00001000 r4:7f239000 [ 1347.787154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.787202][ T32] r5:00001000 r4:ebc73000 [ 1347.787225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.787279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.787332][ T32] r5:857f4f8c r4:857f4c00 [ 1347.787353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.787401][ T32] r7:dddced80 r6:83018000 r5:857f4f8c r4:8567a600 [ 1347.787424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.787515][ T32] r10:61c88647 r9:85658c00 r8:8567a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.787550][ T32] r4:8567a600 [ 1347.787690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.804562][ T32] r10:00000000 r9:8567a600 r8:80287e08 r7:ecabde60 r6:85679400 r5:85658c00 [ 1347.804614][ T32] r4:00000001 [ 1347.804642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.804730][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1347.804768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.804799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.804827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.804858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.804882][ T32] r4:85678b00 [ 1347.805325][ T32] INFO: task kworker/0:348:6102 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.805362][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.805436][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.805490][ T32] Call trace: [ 1347.805556][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.805625][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.805678][ T32] r4:00000000 [ 1347.805728][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.805782][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.805865][ T32] 5d20: 89f2b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.805930][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.805960][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.805990][ T32] r5:800f0013 r4:80239bb0 [ 1347.806014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.806071][ T32] r4:82ac21e4 [ 1347.806093][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.806137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.806179][ T32] r4:e0555dc0 [ 1347.806240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.806286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.806371][ T32] r4:00000000 [ 1347.806395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.806445][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.806485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.806532][ T32] r5:00001000 r4:ed32b000 [ 1347.806577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.806622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.806666][ T32] r5:85de9b8c r4:85de9800 [ 1347.806725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.806800][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.806827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.806876][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.806899][ T32] r4:84f79180 [ 1347.806935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.806985][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.807025][ T32] r4:00000001 [ 1347.807050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.807111][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.807141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.807169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.807229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.807261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1347.807365][ T32] INFO: task kworker/0:349:6104 blocked for more than 474 seconds. ** 2 printk messages dropped ** [ 1347.807444][ T32] task:kworker/0:349 state:D stack:0 pid:6104 tgid:6104 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.815097][ T32] r4:8565a400 ** 3 printk messages dropped ** [ 1347.815286][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.815375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.815513][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.815578][ T32] r9:83018005 r8:8565a400 r7:00000000 r6:83018000 r5:00001000 r4:7f23b000 ** 1 printk messages dropped ** [ 1347.815692][ T32] r5:00001000 r4:ebc95000 [ 1347.815716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.815758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.815814][ T32] r5:857f538c r4:857f5000 [ 1347.815866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.815931][ T32] r7:dddced80 r6:83018000 r5:857f538c r4:8567a680 [ 1347.815994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.816054][ T32] r10:61c88647 r9:8565a400 r8:8567a6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.816079][ T32] r4:8567a680 [ 1347.816100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.816246][ T32] r10:00000000 r9:8567a680 r8:80287e08 r7:ecac9e60 r6:85679480 r5:8565a400 [ 1347.816273][ T32] r4:00000001 [ 1347.816295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.816345][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1347.816378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.816407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.816433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.816462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.816508][ T32] r4:85678e00 [ 1347.816967][ T32] INFO: task kworker/0:349:6104 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.817068][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.817139][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.817186][ T32] Call trace: [ 1347.817246][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.817299][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.817323][ T32] r4:00000000 [ 1347.817367][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.817421][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.817451][ T32] 5d20: 89f2b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.817481][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.817506][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.817532][ T32] r5:800f0013 r4:80239bb0 [ 1347.817552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.833005][ T32] r4:82ac21e4 [ 1347.833158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.833296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.833373][ T32] r4:e0555dc0 [ 1347.833441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.833540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.833638][ T32] r4:00000000 [ 1347.833697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.833805][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.833887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.834004][ T32] r5:00001000 r4:ed32b000 [ 1347.834062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.834159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.834276][ T32] r5:85de9b8c r4:85de9800 [ 1347.834328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.834436][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.834500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.834621][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.834683][ T32] r4:84f79180 [ 1347.834808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.834930][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1347.835540][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1347.835937][ T32] task:kworker/0:350 state:D stack:0 pid:6106 tgid:6106 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.837116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1347.849054][ T32] r5:857f578c r4:857f5400 [ 1347.849121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.849432][ T32] r4:8567a700 ** 5 printk messages dropped ** [ 1347.849967][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.851495][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1347.852041][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.852504][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.853010][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1347.853580][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1347.854125][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1347.854476][ T32] task:kworker/0:351 state:D stack:0 pid:6108 tgid:6108 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.855316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.855412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1347.855519][ T32] r4:00000000 [ 1347.855594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.855687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.855784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.855887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856620c0 [ 1347.855947][ T32] r4:00000000 [ 1347.855995][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.856130][ T32] r9:83018005 r8:8565b000 r7:00000000 r6:83018000 r5:00001000 r4:7f23f000 [ 1347.856191][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.856287][ T32] r5:00001000 r4:ebcef000 [ 1347.856336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.856428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.856547][ T32] r5:857f5b8c r4:857f5800 [ 1347.856599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.856702][ T32] r7:dddced80 r6:83018000 r5:857f5b8c r4:8567a780 [ 1347.856754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.856855][ T32] r10:61c88647 r9:8565b000 r8:8567a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.856908][ T32] r4:8567a780 [ 1347.856958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.857072][ T32] r10:00000000 r9:8567a780 r8:80287e08 r7:ecad9e60 r6:85679580 r5:8565b000 [ 1347.857151][ T32] r4:00000001 [ 1347.857205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.857321][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1347.857389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.857473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.857599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.885416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.885565][ T32] r4:85691f80 [ 1347.886321][ T32] INFO: task kworker/0:351:6108 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.886400][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.886552][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.886697][ T32] Call trace: [ 1347.886781][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.886903][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.886959][ T32] r4:00000000 [ 1347.887007][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.887131][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.887252][ T32] 5d20: 8a8c1000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.887337][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.887444][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.887516][ T32] r5:800f0013 r4:80239bb0 [ 1347.895516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.895695][ T32] r4:82ac21e4 [ 1347.895797][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.895918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.896028][ T32] r4:e0555dc0 [ 1347.896159][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.896276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.896340][ T32] r4:00000000 [ 1347.896392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.896491][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.896555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.896660][ T32] r5:00001000 r4:ed32b000 [ 1347.896707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.896799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.896895][ T32] r5:85de9b8c r4:85de9800 [ 1347.896969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.897092][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.897154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.897262][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.897330][ T32] r4:84f79180 [ 1347.897378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.897484][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.897543][ T32] r4:00000001 [ 1347.908023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.908247][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.908355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.908438][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.908519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.908626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.908690][ T32] r4:84f60700 [ 1347.908768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.908877][ T32] INFO: task kworker/0:352:6109 blocked for more than 474 seconds. [ 1347.908964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.909021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.909083][ T32] task:kworker/0:352 state:D stack:0 pid:6109 tgid:6109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.909217][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.909456][ T32] Call trace: [ 1347.909549][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.909656][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000013 r6:ecae5d8c r5:8565c800 [ 1347.909758][ T32] r4:8565c800 [ 1347.909814][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.909925][ T32] r5:8565c800 r4:8291a680 [ 1347.909989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.910232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 ** 6 printk messages dropped ** [ 1347.910834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.911336][ T32] r5:857f6f8c r4:857f6c00 ** 1 printk messages dropped ** [ 1347.911508][ T32] r7:dddced80 r6:83018000 r5:857f6f8c r4:8567a800 ** 7 printk messages dropped ** [ 1347.912153][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) ** 6 printk messages dropped ** [ 1347.913430][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.913602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.913701][ T32] Call trace: [ 1347.913771][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.913882][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.913935][ T32] r4:00000000 [ 1347.914025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.914153][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.914249][ T32] 5d20: 8ae80000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.914321][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.914383][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.914447][ T32] r5:800f0013 r4:80239bb0 [ 1347.914497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.914587][ T32] r4:82ac21e4 [ 1347.914637][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.914741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.914798][ T32] r4:e0555dc0 [ 1347.914848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.914972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.915033][ T32] r4:00000000 [ 1347.915107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.915208][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.915274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.915377][ T32] r5:00001000 r4:ed32b000 [ 1347.915436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.915549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.915651][ T32] r5:85de9b8c r4:85de9800 [ 1347.915729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.915855][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.915916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.916033][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1347.916289][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1347.916980][ T32] INFO: task kworker/0:353:6111 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.940512][ T32] r4:8565d400 ** 5 printk messages dropped ** [ 1347.940754][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.940843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.941087][ T32] r5:00001000 r4:ebd0f000 [ 1347.941108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.941166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.941233][ T32] r5:857f5f8c r4:857f5c00 [ 1347.941257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.941313][ T32] r7:dddced80 r6:83018000 r5:857f5f8c r4:8567a880 [ 1347.941337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.941384][ T32] r10:61c88647 r9:8565d400 r8:8567a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.941406][ T32] r4:8567a880 [ 1347.941425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.941469][ T32] r10:00000000 r9:8567a880 r8:80287e08 r7:ecae5e60 r6:85679680 r5:8565d400 [ 1347.941491][ T32] r4:00000001 [ 1347.941510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.941547][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1347.941595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.941627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.941673][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.941710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.941753][ T32] r4:85662340 [ 1347.942217][ T32] INFO: task kworker/0:353:6111 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.942269][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.942357][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.942408][ T32] Call trace: [ 1347.942445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.942526][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.942553][ T32] r4:00000000 [ 1347.942573][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.942612][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.942640][ T32] 5d20: 8b0cc000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.942678][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.942706][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.942730][ T32] r5:800f0013 r4:80239bb0 [ 1347.942771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.942819][ T32] r4:82ac21e4 [ 1347.942861][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.942929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.942969][ T32] r4:e0555dc0 [ 1347.943013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.943063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 4 printk messages dropped ** [ 1347.943287][ T32] r5:00001000 r4:ed32b000 ** 6 printk messages dropped ** [ 1347.943615][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.943840][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 7 printk messages dropped ** [ 1347.944216][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1347.944479][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:8565ec00 ** 9 printk messages dropped ** [ 1347.944848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.945187][ T32] r5:857f638c r4:857f6000 [ 1347.945232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.945430][ T32] r4:8567a900 ** 5 printk messages dropped ** [ 1347.945705][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.946617][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1347.946940][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1347.947102][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1347.970488][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1347.970750][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.970948][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1347.971157][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.971491][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.971887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.972047][ T32] r5:857f678c r4:857f6400 ** 4 printk messages dropped ** [ 1347.972235][ T32] r4:8567a980 ** 5 printk messages dropped ** [ 1347.972484][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.972541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.972570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.972605][ T32] r4:85662240 [ 1347.973050][ T32] INFO: task kworker/0:355:6116 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1347.973083][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.973158][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.973202][ T32] Call trace: [ 1347.973254][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.973336][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1347.973387][ T32] r4:00000000 [ 1347.973420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.973463][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1347.973491][ T32] 5d20: 8b4a7000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1347.973520][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1347.973559][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1347.973586][ T32] r5:800f0013 r4:80239bb0 [ 1347.973606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.973648][ T32] r4:82ac21e4 [ 1347.973669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.973710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1347.973745][ T32] r4:e0555dc0 [ 1347.973768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.973812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.973837][ T32] r4:00000000 [ 1347.973857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.973947][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.973975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.974040][ T32] r5:00001000 r4:ed32b000 [ 1347.974066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.974130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.974240][ T32] r5:85de9b8c r4:85de9800 [ 1347.974268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.974382][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.974422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.974480][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.974503][ T32] r4:84f79180 [ 1347.974537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.974611][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.974638][ T32] r4:00000001 [ 1347.974659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.974713][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.974743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.974771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.974797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.974842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.974868][ T32] r4:84f60700 [ 1347.974903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.974933][ T32] INFO: task kworker/0:356:6118 blocked for more than 474 seconds. [ 1347.974961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.974985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.975006][ T32] task:kworker/0:356 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.975059][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.975102][ T32] Call trace: [ 1347.975132][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.975178][ T32] r10:8291a684 r9:ecb05d84 r8:00000002 r7:60000113 r6:ecb05d8c r5:85828c00 [ 1347.975201][ T32] r4:85828c00 [ 1347.975244][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.975293][ T32] r5:85828c00 r4:8291a680 [ 1347.975315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.975352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.975398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 [ 1347.975453][ T32] r4:00000000 [ 1347.975476][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.975510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.975544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.975725][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.975997][ T32] r5:857f6b8c r4:857f6800 ** 1 printk messages dropped ** [ 1347.976089][ T32] r7:dddced80 r6:83018000 r5:857f6b8c r4:8567aa00 ** 4 printk messages dropped ** [ 1347.976242][ T32] r10:00000000 r9:8567aa00 r8:80287e08 r7:ecae5e60 r6:85679800 r5:85828c00 ** 10 printk messages dropped ** [ 1347.976927][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.977135][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1347.977321][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.992045][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.992305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.992616][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.992817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.993207][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.993447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.993834][ T32] r9:83018005 r8:85829800 r7:00000000 r6:83018000 r5:00001000 r4:7f24d000 ** 4 printk messages dropped ** [ 1347.994060][ T32] r5:857f778c r4:857f7400 ** 3 printk messages dropped ** [ 1347.994289][ T32] r10:61c88647 r9:85829800 r8:8567aaac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.994669][ T32] r4:85662580 ** 4 printk messages dropped ** [ 1347.995280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1347.995622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1347.995773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.995814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1347.995887][ T32] r4:00000000 [ 1347.995920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.995970][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1347.995992][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.996040][ T32] r5:00001000 r4:ed32b000 [ 1347.996062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.996100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.996143][ T32] r5:85de9b8c r4:85de9800 [ 1347.996162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.996225][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1347.996274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.996331][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.996354][ T32] r4:84f79180 [ 1347.996373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.996420][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1347.996444][ T32] r4:00000001 [ 1347.996464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.996499][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1347.996525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.996554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.996581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.996622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.996671][ T32] r4:84f60700 [ 1347.996707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.996735][ T32] INFO: task kworker/0:358:6121 blocked for more than 474 seconds. [ 1347.996763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.996786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.996807][ T32] task:kworker/0:358 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.996852][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.996906][ T32] Call trace: [ 1347.996942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.996989][ T32] r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:85116c00 [ 1347.997014][ T32] r4:85116c00 [ 1347.997049][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.997099][ T32] r5:85116c00 r4:8291a680 [ 1347.997121][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.997160][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.997215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [ 1347.997242][ T32] r4:00000000 [ 1347.997262][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.997297][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.997332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.997371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85662980 [ 1347.997409][ T32] r4:00000000 [ 1347.997433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.997477][ T32] r9:83018005 r8:85116c00 r7:00000000 r6:83018000 r5:00001000 r4:7f24b000 [ 1347.997500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.997541][ T32] r5:00001000 r4:ebe27000 [ 1347.997561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.009801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.009896][ T32] r5:857f738c r4:857f7000 [ 1348.009920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.009986][ T32] r7:dddced80 r6:83018000 r5:857f738c r4:8567ab00 [ 1348.010043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.010145][ T32] r10:61c88647 r9:85116c00 r8:8567ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.010185][ T32] r4:8567ab00 [ 1348.010267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.010356][ T32] r10:00000000 r9:8567ab00 r8:80287e08 r7:ecb09e60 r6:8567ab80 r5:85116c00 [ 1348.010389][ T32] r4:00000001 [ 1348.010425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.010492][ T32] Exception stack(0xecaddfb0 to 0xecaddff8) [ 1348.010527][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.010559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.010586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.010614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.010636][ T32] r4:856626c0 [ 1348.011086][ T32] INFO: task kworker/0:358:6121 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.011122][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.011601][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1348.011798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1348.012321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.012700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.012958][ T32] task:kworker/0:359 state:D stack:0 pid:6124 tgid:6124 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.013472][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.013861][ T32] r5:857f7b8c r4:857f7800 [ 1348.013881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.013927][ T32] r7:dddced80 r6:83018000 r5:857f7b8c r4:8567ac00 [ 1348.013947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.013992][ T32] r10:61c88647 r9:85116000 r8:8567ac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.014015][ T32] r4:8567ac00 [ 1348.014039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.014084][ T32] r10:00000000 r9:8567ac00 r8:80287e08 r7:ecb09e60 r6:8567ac80 r5:85116000 [ 1348.014106][ T32] r4:00000001 [ 1348.014148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.014281][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) [ 1348.014338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.014400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.014432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.014496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.014545][ T32] r4:85662c00 [ 1348.014837][ T32] INFO: task kworker/0:359:6124 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.014876][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.014933][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.014978][ T32] Call trace: [ 1348.015007][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.015078][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.015103][ T32] r4:00000000 [ 1348.015136][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.015179][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.015207][ T32] 5d20: 8b9ce000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.015237][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.015263][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.015287][ T32] r5:800f0013 r4:80239bb0 [ 1348.015308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.015347][ T32] r4:82ac21e4 [ 1348.015367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.015407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.015429][ T32] r4:e0555dc0 [ 1348.015457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.015533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.015560][ T32] r4:00000000 [ 1348.015582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.015628][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.015649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.015691][ T32] r5:00001000 r4:ed32b000 [ 1348.015710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.015750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.015791][ T32] r5:85de9b8c r4:85de9800 [ 1348.015811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.015859][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.015880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.015926][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.015948][ T32] r4:84f79180 [ 1348.015969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.016049][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.016079][ T32] r4:00000001 [ 1348.016101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.016172][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.016203][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.016284][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.016590][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.016930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 ** 8 printk messages dropped ** [ 1348.017208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.017350][ T32] r5:857f7f8c r4:857f7c00 ** 3 printk messages dropped ** [ 1348.017500][ T32] r10:61c88647 r9:85110000 r8:8567ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.017536][ T32] r4:8567ad00 [ 1348.017556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.041534][ T32] r10:00000000 r9:8567ad00 r8:80287e08 r7:ecb11e60 r6:8567ad80 r5:85110000 [ 1348.041706][ T32] r4:00000001 [ 1348.041776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.041889][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1348.041931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.041962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.041991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.042021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.042050][ T32] r4:85662a00 [ 1348.042527][ T32] INFO: task kworker/0:360:6126 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.042563][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042635][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042685][ T32] Call trace: [ 1348.042718][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.042771][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.042793][ T32] r4:00000000 [ 1348.042813][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.042851][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.042879][ T32] 5d20: 8bbe4000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.043043][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.043076][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.043101][ T32] r5:800f0013 r4:80239bb0 [ 1348.043149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.043197][ T32] r4:82ac21e4 [ 1348.043217][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.043260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.043282][ T32] r4:e0555dc0 [ 1348.043302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.043343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.043366][ T32] r4:00000000 [ 1348.043434][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.043532][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.043558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.043601][ T32] r5:00001000 r4:ed32b000 [ 1348.043621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.043660][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.043701][ T32] r5:85de9b8c r4:85de9800 [ 1348.043721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.043766][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 3 printk messages dropped ** [ 1348.044046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.044470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1348.044637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.044691][ T32] INFO: task kworker/0:361:6129 blocked for more than 474 seconds. [ 1348.044758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.044812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.044854][ T32] task:kworker/0:361 state:D stack:0 pid:6129 tgid:6129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.044972][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.045066][ T32] Call trace: [ 1348.045131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.045230][ T32] r10:8291a684 r9:ecb2dd84 r8:00000002 r7:60000013 r6:ecb2dd8c r5:857c1800 [ 1348.045283][ T32] r4:857c1800 [ 1348.045330][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.045417][ T32] r5:857c1800 r4:8291a680 [ 1348.045457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.045501][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.045544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 [ 1348.045566][ T32] r4:00000000 [ 1348.045585][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.045618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.045652][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.045694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856729c0 [ 1348.045716][ T32] r4:00000000 [ 1348.045752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.045803][ T32] r9:83018005 r8:857c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f255000 [ 1348.045828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.046033][ T32] r5:857fc38c r4:857fc000 [ 1348.046064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.046177][ T32] r10:61c88647 r9:857c1800 r8:8567ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1348.046898][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.067597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 9 printk messages dropped ** [ 1348.068628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.068671][ T32] r5:85de9b8c r4:85de9800 [ 1348.068693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.068741][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.068776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.068853][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.068960][ T32] r4:84f79180 [ 1348.068985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.069033][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.069064][ T32] r4:00000001 [ 1348.069085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.069123][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.069153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.069183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.069244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.069280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.069344][ T32] r4:84f60700 [ 1348.069372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.069415][ T32] INFO: task kworker/0:362:6131 blocked for more than 474 seconds. ** 1 printk messages dropped ** [ 1348.069477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.069883][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.070576][ T32] r5:00001000 r4:ecb41000 ** 2 printk messages dropped ** [ 1348.070771][ T32] r5:857fc78c r4:857fc400 [ 1348.070790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.071170][ T32] r10:00000000 r9:8567af00 r8:80287e08 r7:ecb2de60 r6:8567af80 r5:85114800 ** 9 printk messages dropped ** [ 1348.072020][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.072530][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.072748][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.072932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.073467][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.073604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.073988][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.074735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 ** 8 printk messages dropped ** [ 1348.075336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.075478][ T32] r5:857fcb8c r4:857fc800 ** 3 printk messages dropped ** [ 1348.075866][ T32] r10:61c88647 r9:85118000 r8:8544a02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1348.076163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.076238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.076267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.076296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.076318][ T32] r4:847e5880 [ 1348.076582][ T32] INFO: task kworker/0:363:6134 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.076613][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.076669][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.076711][ T32] Call trace: [ 1348.076821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.076921][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.077126][ T32] r4:00000000 [ 1348.077153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.077197][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.077225][ T32] 5d20: 8beef000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.077254][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.077298][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.077330][ T32] r5:800f0013 r4:80239bb0 [ 1348.077353][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.077395][ T32] r4:82ac21e4 [ 1348.077415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.077457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.077509][ T32] r4:e0555dc0 [ 1348.077533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.103202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.103387][ T32] r4:00000000 [ 1348.103526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.103686][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.103757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.103864][ T32] r5:00001000 r4:ed32b000 [ 1348.103894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.103937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.103979][ T32] r5:85de9b8c r4:85de9800 [ 1348.104071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.104190][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.104226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.104278][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.104301][ T32] r4:84f79180 [ 1348.104320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.104395][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.104422][ T32] r4:00000001 [ 1348.104442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.104493][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.104552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.104584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.104611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.104642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.104664][ T32] r4:84f60700 [ 1348.104769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.104803][ T32] INFO: task kworker/0:364:6135 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1348.105145][ T32] r10:8291a684 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:85118c00 ** 7 printk messages dropped ** [ 1348.105524][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1348.105921][ T32] r5:857fcf8c r4:857fcc00 [ 1348.105940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.105984][ T32] r7:dddced80 r6:83018000 r5:857fcf8c r4:8544a100 ** 4 printk messages dropped ** [ 1348.106146][ T32] r10:00000000 r9:8544a100 r8:80287e08 r7:ecb39e60 r6:8544a180 r5:85118c00 ** 9 printk messages dropped ** [ 1348.107439][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.122599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.123381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.123745][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 11 printk messages dropped ** [ 1348.124190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1348.124980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 ** 8 printk messages dropped ** [ 1348.125283][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.125519][ T32] r7:dddced80 r6:83018000 r5:857fd38c r4:8544a200 ** 5 printk messages dropped ** [ 1348.125720][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.125938][ T32] r4:85443240 ** 2 printk messages dropped ** [ 1348.126779][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.127435][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.127460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.127485][ T32] r5:800f0013 r4:80239bb0 [ 1348.127505][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.127595][ T32] r4:82ac21e4 [ 1348.151633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.151727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.151754][ T32] r4:e0555dc0 [ 1348.151775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.151818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.151841][ T32] r4:00000000 [ 1348.151861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.151908][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.151929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.151973][ T32] r5:00001000 r4:ed32b000 [ 1348.152012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.152065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.152139][ T32] r5:85de9b8c r4:85de9800 [ 1348.152166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.152216][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.152243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.152336][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.152365][ T32] r4:84f79180 [ 1348.152386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.152433][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.152456][ T32] r4:00000001 [ 1348.152475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.152512][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.152563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.152619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.152649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.152684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.152707][ T32] r4:84f60700 [ 1348.152730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.152761][ T32] INFO: task kworker/0:366:6139 blocked for more than 474 seconds. [ 1348.152794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.152843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.152874][ T32] task:kworker/0:366 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.152961][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.153009][ T32] Call trace: [ 1348.153056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.153109][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:8511a400 [ 1348.153159][ T32] r4:8511a400 [ 1348.153191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.153249][ T32] r5:8511a400 r4:8291a680 [ 1348.153273][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.153313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.153354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1348.153377][ T32] r4:00000000 [ 1348.153396][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.153429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.153501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.153546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854434c0 [ 1348.153569][ T32] r4:00000000 [ 1348.153588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.153632][ T32] r9:83018005 r8:8511a400 r7:00000000 r6:83018000 r5:00001000 r4:7f25f000 [ 1348.153654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.153722][ T32] r5:00001000 r4:ecb6d000 [ 1348.153745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.153786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.153840][ T32] r5:857fd78c r4:857fd400 [ 1348.153866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.153912][ T32] r7:dddced80 r6:83018000 r5:857fd78c r4:8544a300 [ 1348.153933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.153978][ T32] r10:61c88647 r9:8511a400 r8:8544a32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.154000][ T32] r4:8544a300 [ 1348.154041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.154093][ T32] r10:00000000 r9:8544a300 r8:80287e08 r7:ecb65e60 r6:8544a380 r5:8511a400 [ 1348.154116][ T32] r4:00000001 [ 1348.154161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.154263][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1348.154294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.154323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.154360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.154416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.154493][ T32] r4:85443180 [ 1348.155175][ T32] INFO: task kworker/0:366:6139 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.155222][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.155301][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.155352][ T32] Call trace: [ 1348.155383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.155446][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.155474][ T32] r4:00000000 [ 1348.155499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.155541][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 2 printk messages dropped ** [ 1348.155624][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1348.155843][ T32] r4:e0555dc0 ** 4 printk messages dropped ** [ 1348.155994][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 10 printk messages dropped ** [ 1348.156433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.156857][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1348.157113][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.167410][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.169112][ T32] r5:00001000 r4:ecb79000 ** 2 printk messages dropped ** [ 1348.169233][ T32] r5:857fdb8c r4:857fd800 ** 1 printk messages dropped ** [ 1348.169311][ T32] r7:dddced80 r6:83018000 r5:857fdb8c r4:8544a400 ** 5 printk messages dropped ** [ 1348.169556][ T32] r4:00000001 [ 1348.169634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.169716][ T32] Exception stack(0xecb71fb0 to 0xecb71ff8) [ 1348.169815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.169898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.169960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.170049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.170104][ T32] r4:85443340 [ 1348.170858][ T32] INFO: task kworker/0:367:6141 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.170959][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.171133][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.171273][ T32] Call trace: [ 1348.171371][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.171477][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.171507][ T32] r4:00000000 [ 1348.171593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.171637][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.171666][ T32] 5d20: 8c999000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.171798][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.171883][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.171959][ T32] r5:800f0013 r4:80239bb0 [ 1348.172025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.172144][ T32] r4:82ac21e4 [ 1348.172192][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.172281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.172353][ T32] r4:e0555dc0 [ 1348.172405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.172500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.172552][ T32] r4:00000000 [ 1348.172610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.172661][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.172684][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.172726][ T32] r5:00001000 r4:ed32b000 [ 1348.172745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.172849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.172962][ T32] r5:85de9b8c r4:85de9800 [ 1348.173011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.173119][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.173243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.173300][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.173430][ T32] r4:84f79180 [ 1348.173460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.173508][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.173571][ T32] r4:00000001 [ 1348.173595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.173634][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.173683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.173715][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.173794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.173833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.173858][ T32] r4:84f60700 [ 1348.173903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.173934][ T32] INFO: task kworker/0:368:6143 blocked for more than 474 seconds. [ 1348.174013][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.174127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.174159][ T32] task:kworker/0:368 state:D stack:0 pid:6143 tgid:6143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.174277][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.174418][ T32] Call trace: [ 1348.174455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.174571][ T32] r10:8291a684 r9:ecb7dd84 r8:00000002 r7:60000113 r6:ecb7dd8c r5:8511bc00 [ 1348.174599][ T32] r4:8511bc00 [ 1348.174621][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.174664][ T32] r5:8511bc00 r4:8291a680 [ 1348.174763][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.175009][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.175785][ T32] r5:857fdf8c r4:857fdc00 [ 1348.175912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.176121][ T32] r10:61c88647 r9:8511bc00 r8:8544a52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.176575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.177253][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.177422][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.177447][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.177471][ T32] r5:800f0013 r4:80239bb0 [ 1348.177491][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.177591][ T32] r4:82ac21e4 [ 1348.208248][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.208345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.208377][ T32] r4:e0555dc0 [ 1348.208397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.208467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.208494][ T32] r4:00000000 [ 1348.208542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.208595][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.208688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.208765][ T32] r5:00001000 r4:ed32b000 [ 1348.208789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.208831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.208885][ T32] r5:85de9b8c r4:85de9800 [ 1348.208910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.208959][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.208989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1348.209112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.209568][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1348.209719][ T32] task:kworker/0:369 state:D stack:0 pid:6146 tgid:6146 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.210407][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.210603][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.210873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.210926][ T32] r5:857feb8c r4:857fe800 [ 1348.210948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.211226][ T32] r10:00000000 r9:8544a600 r8:80287e08 r7:ecb7de60 r6:8544a680 r5:8511c800 ** 7 printk messages dropped ** [ 1348.211554][ T32] r4:85443340 ** 5 printk messages dropped ** [ 1348.212452][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 7 printk messages dropped ** [ 1348.212847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1348.213437][ T32] r5:85de9b8c r4:85de9800 ** 5 printk messages dropped ** [ 1348.213734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.214265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.214724][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.215062][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.215244][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.215286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443940 [ 1348.215311][ T32] r4:00000000 [ 1348.215330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.215374][ T32] r9:83018005 r8:8511d400 r7:00000000 r6:83018000 r5:00001000 r4:7f265000 [ 1348.215396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.215437][ T32] r5:00001000 r4:ecb91000 [ 1348.215456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.215495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.215536][ T32] r5:857fe38c r4:857fe000 [ 1348.215555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.215602][ T32] r7:dddced80 r6:83018000 r5:857fe38c r4:8544a700 [ 1348.215624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.215671][ T32] r10:61c88647 r9:8511d400 r8:8544a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.215693][ T32] r4:8544a700 [ 1348.215713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.215770][ T32] r10:00000000 r9:8544a700 r8:80287e08 r7:ecb89e60 r6:8544a780 r5:8511d400 [ 1348.215822][ T32] r4:00000001 [ 1348.215868][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.215931][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1348.215959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.216024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.216064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.216104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.216128][ T32] r4:85443740 [ 1348.216416][ T32] INFO: task kworker/0:370:6147 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.216455][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.216619][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.216667][ T32] Call trace: [ 1348.216697][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.216746][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.216769][ T32] r4:00000000 [ 1348.216788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.216827][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.216856][ T32] 5d20: 8cf76000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.216885][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.216929][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.216956][ T32] r5:800f0013 r4:80239bb0 [ 1348.216977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.217017][ T32] r4:82ac21e4 [ 1348.217043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.217086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.217120][ T32] r4:e0555dc0 [ 1348.217162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.217258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.217319][ T32] r4:00000000 [ 1348.217344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.217390][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.217515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.217625][ T32] r5:00001000 r4:ed32b000 [ 1348.242492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.242581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.242630][ T32] r5:85de9b8c r4:85de9800 [ 1348.242652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.242703][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.242753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.242875][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.242927][ T32] r4:84f79180 [ 1348.242951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.243005][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.243073][ T32] r4:00000001 [ 1348.243098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.243139][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.243182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.243240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.243304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.243335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.243357][ T32] r4:84f60700 [ 1348.243382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1348.243495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1348.243678][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.243966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.244598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.244818][ T32] r5:857fe78c r4:857fe400 ** 3 printk messages dropped ** [ 1348.245029][ T32] r10:61c88647 r9:8511e000 r8:8544a82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1348.245516][ T32] r4:85443980 ** 2 printk messages dropped ** [ 1348.246116][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.246319][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.246486][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 1 printk messages dropped ** [ 1348.246537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.246579][ T32] r4:82ac21e4 [ 1348.246624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.246671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.246693][ T32] r4:e0555dc0 [ 1348.246713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.246758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.246782][ T32] r4:00000000 [ 1348.246802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.246878][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.246929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.247005][ T32] r5:00001000 r4:ed32b000 [ 1348.247028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.247077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.247118][ T32] r5:85de9b8c r4:85de9800 [ 1348.247139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.247211][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.247273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.247360][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.247387][ T32] r4:84f79180 [ 1348.247406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.247455][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.247479][ T32] r4:00000001 [ 1348.247498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.260913][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.261026][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.261091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.261124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.261158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.261182][ T32] r4:84f60700 [ 1348.261208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.261262][ T32] INFO: task kworker/0:372:6151 blocked for more than 474 seconds. [ 1348.261302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.261328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.261375][ T32] task:kworker/0:372 state:D stack:0 pid:6151 tgid:6151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.261464][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.261555][ T32] Call trace: [ 1348.261630][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.261689][ T32] r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000013 r6:ecbb9d8c r5:84e50000 [ 1348.261742][ T32] r4:84e50000 [ 1348.261771][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.261835][ T32] r5:84e50000 r4:8291a680 [ 1348.261859][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.261924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.261999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 [ 1348.262088][ T32] r4:00000000 [ 1348.262112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.262147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.262266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.262342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443fc0 [ 1348.262369][ T32] r4:00000000 [ 1348.262389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.262436][ T32] r9:83018005 r8:84e50000 r7:00000000 r6:83018000 r5:00001000 r4:7f26b000 [ 1348.262459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.262672][ T32] r5:857fef8c r4:857fec00 [ 1348.262738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.262934][ T32] r10:61c88647 r9:84e50000 r8:8544a92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.263249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.264150][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 10 printk messages dropped ** [ 1348.264509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 1 printk messages dropped ** [ 1348.264558][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.264599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.264621][ T32] r4:00000000 [ 1348.264665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.264715][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.264742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.264786][ T32] r5:00001000 r4:ed32b000 [ 1348.264806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.264884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.264929][ T32] r5:85de9b8c r4:85de9800 [ 1348.264949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.264996][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.265017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.265071][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.265095][ T32] r4:84f79180 [ 1348.265142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.265235][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1348.265498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.265774][ T32] task:kworker/0:373 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.266602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.266987][ T32] r5:857ff38c r4:857ff000 [ 1348.267052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.267124][ T32] r7:dddced80 r6:83018000 r5:857ff38c r4:8544aa00 ** 1 printk messages dropped ** [ 1348.267199][ T32] r10:61c88647 r9:84e50c00 r8:8544aa2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.267414][ T32] Exception stack(0xecbbdfb0 to 0xecbbdff8) ** 4 printk messages dropped ** [ 1348.288753][ T32] r4:85443ac0 ** 5 printk messages dropped ** [ 1348.289851][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 5 printk messages dropped ** [ 1348.290280][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1348.290696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.291048][ T32] r5:00001000 r4:ed32b000 ** 6 printk messages dropped ** [ 1348.291320][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1348.291551][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 8 printk messages dropped ** [ 1348.291900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.292367][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.292627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.292862][ T32] r5:857ff78c r4:857ff400 [ 1348.292882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.292950][ T32] r7:dddced80 r6:83018000 r5:857ff78c r4:8544ab00 [ 1348.292975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.293024][ T32] r10:61c88647 r9:84e51800 r8:8544ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.293053][ T32] r4:8544ab00 [ 1348.293072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.293118][ T32] r10:00000000 r9:8544ab00 r8:80287e08 r7:ecbbde60 r6:8544ab80 r5:84e51800 [ 1348.293140][ T32] r4:00000001 [ 1348.293159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.293194][ T32] Exception stack(0xec6c9fb0 to 0xec6c9ff8) [ 1348.293250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.293285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.293315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.293382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.293411][ T32] r4:8545e140 [ 1348.293659][ T32] INFO: task kworker/0:374:6155 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.293690][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.293796][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.293844][ T32] Call trace: [ 1348.293902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.293952][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.293979][ T32] r4:00000000 [ 1348.294012][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.294059][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.294087][ T32] 5d20: 8db30000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.294144][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.294174][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.294237][ T32] r5:800f0013 r4:80239bb0 [ 1348.294285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.294333][ T32] r4:82ac21e4 [ 1348.294353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.294419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.294469][ T32] r4:e0555dc0 [ 1348.294491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.294533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.294556][ T32] r4:00000000 [ 1348.294575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.294619][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.294665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.294720][ T32] r5:00001000 r4:ed32b000 [ 1348.294741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.294782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.294823][ T32] r5:85de9b8c r4:85de9800 [ 1348.294847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.294896][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.294940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.294990][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.295013][ T32] r4:84f79180 [ 1348.295042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.295091][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.295140][ T32] r4:00000001 [ 1348.295162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.295199][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.295227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.295255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.295303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.295336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.295358][ T32] r4:84f60700 [ 1348.295378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.295403][ T32] INFO: task kworker/0:375:6157 blocked for more than 474 seconds. [ 1348.295429][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.295451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.295471][ T32] task:kworker/0:375 state:D stack:0 pid:6157 tgid:6157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.295547][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.295593][ T32] Call trace: [ 1348.295648][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.295696][ T32] r10:8291a684 r9:ecbadd84 r8:00000002 r7:60000013 r6:ecbadd8c r5:84e53000 [ 1348.295718][ T32] r4:84e53000 [ 1348.295755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.295801][ T32] r5:84e53000 r4:8291a680 [ 1348.295821][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.295858][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.295925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [ 1348.295950][ T32] r4:00000000 [ 1348.295969][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.296005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1348.296189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.296383][ T32] r5:857ffb8c r4:857ff800 ** 1 printk messages dropped ** [ 1348.296454][ T32] r7:dddced80 r6:83018000 r5:857ffb8c r4:8544ac00 ** 4 printk messages dropped ** [ 1348.296606][ T32] r10:00000000 r9:8544ac00 r8:80287e08 r7:ec6c9e60 r6:8544ac80 r5:84e53000 ** 10 printk messages dropped ** [ 1348.297150][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.297370][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1348.320865][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.321362][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.321880][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1348.322440][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1348.323083][ T32] INFO: task kworker/0:376:6159 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1348.323744][ T32] r10:8291a684 r9:eca4dd84 r8:00000002 r7:60000013 r6:eca4dd8c r5:84e53c00 [ 1348.323799][ T32] r4:84e53c00 [ 1348.323841][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.323941][ T32] r5:84e53c00 r4:8291a680 [ 1348.324002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.324095][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.324185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 [ 1348.324234][ T32] r4:00000000 [ 1348.324293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.324384][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.324460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.324543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545e680 [ 1348.324605][ T32] r4:00000000 [ 1348.324666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.324755][ T32] r9:83018005 r8:84e53c00 r7:00000000 r6:83018000 r5:00001000 r4:7f16d000 [ 1348.324801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.324893][ T32] r5:00001000 r4:ebe79000 [ 1348.324942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.325050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.325142][ T32] r5:857fff8c r4:857ffc00 [ 1348.325199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.325301][ T32] r7:dddced80 r6:83018000 r5:857fff8c r4:8544ad00 [ 1348.325339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.325438][ T32] r10:61c88647 r9:84e53c00 r8:8544ad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.325465][ T32] r4:8544ad00 [ 1348.325489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.325582][ T32] r10:00000000 r9:8544ad00 r8:80287e08 r7:ecbade60 r6:8544ad80 r5:84e53c00 [ 1348.325633][ T32] r4:00000001 [ 1348.325659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.325699][ T32] Exception stack(0xeca4dfb0 to 0xeca4dff8) [ 1348.325727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.325810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.325876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.325948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.326011][ T32] r4:8545e300 [ 1348.326623][ T32] INFO: task kworker/0:376:6159 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.326683][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.326765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.326812][ T32] Call trace: [ 1348.326872][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.326957][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.326985][ T32] r4:00000000 [ 1348.327006][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.327053][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.327082][ T32] 5d20: 8de6d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.327111][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.327137][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.327176][ T32] r5:800f0013 r4:80239bb0 [ 1348.327224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.327269][ T32] r4:82ac21e4 [ 1348.327308][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.327379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.327406][ T32] r4:e0555dc0 [ 1348.327426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1348.327620][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.351946][ T32] r5:00001000 r4:ed32b000 ** 5 printk messages dropped ** [ 1348.352167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.352467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.352829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.353252][ T32] r5:84e54800 r4:8291a680 ** 3 printk messages dropped ** [ 1348.353386][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.353636][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.353932][ T32] r5:8580878c r4:85808400 [ 1348.353952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.354121][ T32] r10:61c88647 r9:84e54800 r8:8544ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.354646][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.355432][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.355764][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 6 printk messages dropped ** [ 1348.356086][ T32] r4:e0555dc0 ** 3 printk messages dropped ** [ 1348.356308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.356825][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1348.357142][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.357277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.364716][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.365097][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.365408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.365623][ T32] r5:8580838c r4:85808000 ** 3 printk messages dropped ** [ 1348.365779][ T32] r10:61c88647 r9:84e55400 r8:8544af2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.366154][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) [ 1348.366242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.366327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.366359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.366389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.366411][ T32] r4:8545e700 [ 1348.366911][ T32] INFO: task kworker/0:378:6162 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.366975][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.367067][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.367121][ T32] Call trace: [ 1348.367153][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.367204][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.367229][ T32] r4:00000000 [ 1348.367249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.367336][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.367373][ T32] 5d20: 8e37b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.367403][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.367429][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.367453][ T32] r5:800f0013 r4:80239bb0 [ 1348.367474][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.367543][ T32] r4:82ac21e4 [ 1348.380142][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.380287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.380490][ T32] r4:e0555dc0 [ 1348.380548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.380605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.380657][ T32] r4:00000000 [ 1348.380682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.380804][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.380863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.380915][ T32] r5:00001000 r4:ed32b000 [ 1348.380936][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.380994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.381050][ T32] r5:85de9b8c r4:85de9800 [ 1348.381100][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.381153][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.381191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.381263][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.381292][ T32] r4:84f79180 [ 1348.381338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.381396][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.381419][ T32] r4:00000001 [ 1348.381439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.381512][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.381546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.381576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.381602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.381631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.381678][ T32] r4:84f60700 [ 1348.381732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.381764][ T32] INFO: task kworker/0:379:6165 blocked for more than 474 seconds. [ 1348.381823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.381866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.381906][ T32] task:kworker/0:379 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.381969][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.382016][ T32] Call trace: [ 1348.382054][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.382106][ T32] r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:84e56000 [ 1348.382129][ T32] r4:84e56000 [ 1348.382150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.382243][ T32] r5:84e56000 r4:8291a680 [ 1348.382275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.382382][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.382592][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.382817][ T32] r5:85808b8c r4:85808800 [ 1348.382836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.382949][ T32] r10:61c88647 r9:84e56000 r8:8581002c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.383237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.383947][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 5 printk messages dropped ** [ 1348.384149][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1348.384317][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1348.384545][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.385011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.385371][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1348.385514][ T32] task:kworker/0:380 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.385971][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.386154][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.386462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.386596][ T32] r7:dddced80 r6:83018000 r5:8580938c r4:85810100 ** 4 printk messages dropped ** [ 1348.386770][ T32] r10:00000000 r9:85810100 r8:80287e08 r7:ecbc9e60 r6:85810180 r5:84e56c00 ** 7 printk messages dropped ** [ 1348.387018][ T32] r4:8545ea00 [ 1348.387262][ T32] INFO: task kworker/0:380:6167 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.387297][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.387352][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.387395][ T32] Call trace: [ 1348.387446][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.387501][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.387525][ T32] r4:00000000 [ 1348.387544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.405080][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.405170][ T32] 5d20: 8e824000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.405232][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.405263][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.405296][ T32] r5:800f0013 r4:80239bb0 [ 1348.405333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.405398][ T32] r4:82ac21e4 [ 1348.405420][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.405473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.405496][ T32] r4:e0555dc0 [ 1348.405521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.405565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.405612][ T32] r4:00000000 [ 1348.405639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.405689][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.405739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.405789][ T32] r5:00001000 r4:ed32b000 [ 1348.405810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.405901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.405949][ T32] r5:85de9b8c r4:85de9800 [ 1348.405970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.406018][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.406048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.406178][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.406243][ T32] r4:84f79180 [ 1348.406295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.406383][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.406422][ T32] r4:00000001 [ 1348.406445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.406483][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.406511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.406538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.406564][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.406616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.406644][ T32] r4:84f60700 [ 1348.406714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.406747][ T32] INFO: task kworker/0:381:6169 blocked for more than 474 seconds. [ 1348.406796][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.406824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.406847][ T32] task:kworker/0:381 state:D stack:0 pid:6169 tgid:6169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.406904][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.407002][ T32] Call trace: [ 1348.407076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.407138][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000013 r6:ecbd9d8c r5:84e52400 [ 1348.407162][ T32] r4:84e52400 [ 1348.407182][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.407225][ T32] r5:84e52400 r4:8291a680 [ 1348.407245][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.407313][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.407381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [ 1348.407407][ T32] r4:00000000 [ 1348.407478][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.407588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.418185][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.418334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545ed00 ** 6 printk messages dropped ** [ 1348.418689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.418731][ T32] r5:85808f8c r4:85808c00 ** 1 printk messages dropped ** [ 1348.418807][ T32] r7:dddced80 r6:83018000 r5:85808f8c r4:85810200 ** 4 printk messages dropped ** [ 1348.419047][ T32] r10:00000000 r9:85810200 r8:80287e08 r7:ecbd5e60 r6:85810280 r5:84e52400 ** 10 printk messages dropped ** [ 1348.420126][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.420598][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 8 printk messages dropped ** [ 1348.421223][ T32] r4:e0555dc0 ** 4 printk messages dropped ** [ 1348.421375][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 9 printk messages dropped ** [ 1348.421710][ T32] r4:84f79180 ** 1 printk messages dropped ** [ 1348.421816][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1348.422148][ T32] INFO: task kworker/0:382:6171 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.423522][ T32] r4:8511ec00 ** 4 printk messages dropped ** [ 1348.423900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 ** 6 printk messages dropped ** [ 1348.424363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.424455][ T32] r9:83018005 r8:8511ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1348.424536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.424635][ T32] r5:00001000 r4:ec70b000 [ 1348.424677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.424719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.424761][ T32] r5:85809b8c r4:85809800 [ 1348.424781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.424827][ T32] r7:dddced80 r6:83018000 r5:85809b8c r4:85810300 [ 1348.424848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.424894][ T32] r10:61c88647 r9:8511ec00 r8:8581032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.424918][ T32] r4:85810300 [ 1348.424961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.425017][ T32] r10:00000000 r9:85810300 r8:80287e08 r7:ecbd5e60 r6:85810380 r5:8511ec00 [ 1348.425046][ T32] r4:00000001 [ 1348.425065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.425101][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1348.425128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.425170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.425200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.425229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.425251][ T32] r4:8545ec80 [ 1348.425490][ T32] INFO: task kworker/0:382:6171 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.425551][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.425611][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.425698][ T32] Call trace: [ 1348.425731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.425782][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.425818][ T32] r4:00000000 [ 1348.425840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.425880][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.425907][ T32] 5d20: 8ea93000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.425936][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.425961][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.426000][ T32] r5:800f0013 r4:80239bb0 [ 1348.426078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.426127][ T32] r4:82ac21e4 [ 1348.426147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.426228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.426262][ T32] r4:e0555dc0 [ 1348.426284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.426330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.426353][ T32] r4:00000000 [ 1348.426385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.426435][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.426458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.426499][ T32] r5:00001000 r4:ed32b000 [ 1348.426520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.426558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.426599][ T32] r5:85de9b8c r4:85de9800 [ 1348.426641][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.426693][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.426738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.426788][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.426811][ T32] r4:84f79180 [ 1348.426829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.426875][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.426898][ T32] r4:00000001 [ 1348.426918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.426954][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.427006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.427044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.427074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.427102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.427149][ T32] r4:84f60700 [ 1348.427175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.427202][ T32] INFO: task kworker/0:383:6173 blocked for more than 474 seconds. [ 1348.427248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1348.427478][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.450106][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.450472][ T32] r9:83018005 r8:85220000 r7:00000000 r6:83018000 r5:00001000 r4:7f1cf000 ** 4 printk messages dropped ** [ 1348.450647][ T32] r5:8580978c r4:85809400 ** 1 printk messages dropped ** [ 1348.450755][ T32] r7:dddced80 r6:83018000 r5:8580978c r4:85810400 ** 4 printk messages dropped ** [ 1348.450942][ T32] r10:00000000 r9:85810400 r8:80287e08 r7:ecbdde60 r6:85810480 r5:85220000 ** 10 printk messages dropped ** [ 1348.451859][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.452141][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 5 printk messages dropped ** [ 1348.452513][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 6 printk messages dropped ** [ 1348.452935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1348.453588][ T32] r5:85de9b8c r4:85de9800 ** 5 printk messages dropped ** [ 1348.453990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.454313][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.454372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.454435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.454497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.454581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.454637][ T32] r4:84f60700 [ 1348.454684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.454769][ T32] INFO: task kworker/0:384:6175 blocked for more than 474 seconds. [ 1348.454847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.454900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.454946][ T32] task:kworker/0:384 state:D stack:0 pid:6175 tgid:6175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.455051][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.455139][ T32] Call trace: [ 1348.455201][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.455299][ T32] r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:85220c00 [ 1348.455353][ T32] r4:85220c00 [ 1348.455404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.455497][ T32] r5:85220c00 r4:8291a680 [ 1348.455544][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.455625][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.455717][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1348.455769][ T32] r4:00000000 [ 1348.455812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.455886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.455963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.456067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581c040 [ 1348.456120][ T32] r4:00000000 [ 1348.456170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.456265][ T32] r9:83018005 r8:85220c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d3000 [ 1348.456327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.456415][ T32] r5:00001000 r4:ec71f000 [ 1348.456460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.456541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.456633][ T32] r5:85809f8c r4:85809c00 [ 1348.456677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.456772][ T32] r7:dddced80 r6:83018000 r5:85809f8c r4:85810500 [ 1348.456820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.456923][ T32] r10:61c88647 r9:85220c00 r8:8581052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.456973][ T32] r4:85810500 [ 1348.457016][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.457119][ T32] r10:00000000 r9:85810500 r8:80287e08 r7:ecbdde60 r6:85810580 r5:85220c00 [ 1348.457171][ T32] r4:00000001 [ 1348.457212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.457289][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) [ 1348.457372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.457451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.457512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.482220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.482400][ T32] r4:8581c000 [ 1348.483123][ T32] INFO: task kworker/0:384:6175 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.483199][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.483437][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.483555][ T32] Call trace: [ 1348.483645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.483783][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.483851][ T32] r4:00000000 [ 1348.483897][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.483983][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.484050][ T32] 5d20: 8eef3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.484134][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 3 printk messages dropped ** [ 1348.484388][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.484785][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.485229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.485816][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1348.486248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.486956][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.505626][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.506485][ T32] r9:83018005 r8:85222400 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 ** 4 printk messages dropped ** [ 1348.506891][ T32] r5:8580ab8c r4:8580a800 ** 3 printk messages dropped ** [ 1348.507190][ T32] r10:61c88647 r9:85222400 r8:8581062c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.512348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.513398][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 10 printk messages dropped ** [ 1348.513855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 9 printk messages dropped ** [ 1348.514380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.514735][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 10 printk messages dropped ** [ 1348.515227][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1348.515509][ T32] r10:8291a684 r9:ecbf1d84 r8:00000002 r7:60000113 r6:ecbf1d8c r5:85223c00 ** 4 printk messages dropped ** [ 1348.515757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.515820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf1e08 [ 1348.515895][ T32] r4:00000000 [ 1348.515941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.516007][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.516052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.516094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581c740 [ 1348.516116][ T32] r4:00000000 [ 1348.516193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.516273][ T32] r9:83018005 r8:85223c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d9000 [ 1348.516309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.516404][ T32] r5:00001000 r4:ec76b000 [ 1348.516451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.516533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.516623][ T32] r5:8580a78c r4:8580a400 [ 1348.516697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.516772][ T32] r7:dddced80 r6:83018000 r5:8580a78c r4:85810700 [ 1348.516796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.516863][ T32] r10:61c88647 r9:85223c00 r8:8581072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.516888][ T32] r4:85810700 [ 1348.516932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.517000][ T32] r10:00000000 r9:85810700 r8:80287e08 r7:ecbd1e60 r6:85810780 r5:85223c00 [ 1348.517062][ T32] r4:00000001 [ 1348.517090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.517126][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1348.517155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.517184][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.517210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.517238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.517305][ T32] r4:8581c480 [ 1348.517544][ T32] INFO: task kworker/0:386:6180 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.538377][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.538546][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.538677][ T32] Call trace: [ 1348.538762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.538892][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.538977][ T32] r4:00000000 [ 1348.539068][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.539168][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.539246][ T32] 5d20: 8f561000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.539332][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.539477][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.539536][ T32] r5:800f0013 r4:80239bb0 [ 1348.539606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.539714][ T32] r4:82ac21e4 [ 1348.539760][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.539842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.539887][ T32] r4:e0555dc0 [ 1348.539930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.540027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.540086][ T32] r4:00000000 [ 1348.540173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.540272][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.540322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.540405][ T32] r5:00001000 r4:ed32b000 [ 1348.540498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.540591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.540679][ T32] r5:85de9b8c r4:85de9800 [ 1348.540723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.540849][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.540909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.541007][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.541070][ T32] r4:84f79180 [ 1348.541117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.541231][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.541285][ T32] r4:00000001 [ 1348.541331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.541408][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.541468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.541549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.541616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.541682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.541751][ T32] r4:84f60700 [ 1348.541806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.541864][ T32] INFO: task kworker/0:387:6183 blocked for more than 475 seconds. [ 1348.541930][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.541983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.542028][ T32] task:kworker/0:387 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.542151][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.542346][ T32] Call trace: [ 1348.542423][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.542544][ T32] r10:8291a684 r9:ecbedd84 r8:00000002 r7:60070013 r6:ecbedd8c r5:85221800 [ 1348.542601][ T32] r4:85221800 [ 1348.542649][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.542736][ T32] r5:85221800 r4:8291a680 [ 1348.542799][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.542909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.542999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbede08 [ 1348.543055][ T32] r4:00000000 [ 1348.543098][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.543186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.543265][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.543353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581cb80 [ 1348.543404][ T32] r4:00000000 [ 1348.543446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.543592][ T32] r9:83018005 r8:85221800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1348.543659][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.543751][ T32] r5:00001000 r4:ec7b3000 [ 1348.543798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.543895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.544023][ T32] r5:8580b38c r4:8580b000 [ 1348.544103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.544383][ T32] r10:61c88647 r9:85221800 r8:8581082c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.544881][ T32] Exception stack(0xecbedfb0 to 0xecbedff8) ** 2 printk messages dropped ** [ 1348.545068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.546135][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.546449][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 3 printk messages dropped ** [ 1348.546751][ T32] 5d20: 8f561000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 3 printk messages dropped ** [ 1348.547012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1348.573180][ T32] r4:00000000 [ 1348.573234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.573460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.573720][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.573817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.573870][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.573893][ T32] r4:84f79180 [ 1348.574036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.574089][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.574114][ T32] r4:00000001 [ 1348.574168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.574260][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.574294][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.574336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.574367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.574398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.574420][ T32] r4:84f60700 [ 1348.574609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.574656][ T32] INFO: task kworker/0:388:6185 blocked for more than 475 seconds. [ 1348.574692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.574739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.574779][ T32] task:kworker/0:388 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.574855][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.574902][ T32] Call trace: [ 1348.574955][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.575012][ T32] r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60050113 r6:ecbe9d8c r5:85224800 [ 1348.575041][ T32] r4:85224800 [ 1348.575062][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.575104][ T32] r5:85224800 r4:8291a680 [ 1348.575124][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.575161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.575203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1348.575225][ T32] r4:00000000 [ 1348.575261][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.575305][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.575340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.575383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581c980 [ 1348.575407][ T32] r4:00000000 [ 1348.575426][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.575470][ T32] r9:83018005 r8:85224800 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1348.575514][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.575582][ T32] r5:00001000 r4:ec78f000 [ 1348.575606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.575669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.575715][ T32] r5:8580af8c r4:8580ac00 [ 1348.575735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.575780][ T32] r7:dddced80 r6:83018000 r5:8580af8c r4:85810900 [ 1348.575800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.575846][ T32] r10:61c88647 r9:85224800 r8:8581092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.575870][ T32] r4:85810900 [ 1348.575889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.575979][ T32] r10:00000000 r9:85810900 r8:80287e08 r7:ecbede60 r6:85810980 r5:85224800 [ 1348.576040][ T32] r4:00000001 [ 1348.576096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.576170][ T32] Exception stack(0xecbe9fb0 to 0xecbe9ff8) [ 1348.576225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.576281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.576347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.576428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.576502][ T32] r4:8581c640 [ 1348.577123][ T32] INFO: task kworker/0:388:6185 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.577180][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.577242][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.577295][ T32] Call trace: [ 1348.577362][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.577416][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.577440][ T32] r4:00000000 [ 1348.577459][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.577497][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.577525][ T32] 5d20: 8fa5f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.577596][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.586343][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.586399][ T32] r5:800f0013 r4:80239bb0 [ 1348.586425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.586491][ T32] r4:82ac21e4 [ 1348.586514][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.586558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.586581][ T32] r4:e0555dc0 [ 1348.586600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.586658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.586688][ T32] r4:00000000 [ 1348.586710][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.586761][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.586784][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.586831][ T32] r5:00001000 r4:ed32b000 [ 1348.586876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.586948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.587051][ T32] r5:85de9b8c r4:85de9800 [ 1348.587114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.587226][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.587275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.587375][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.587423][ T32] r4:84f79180 [ 1348.587466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.587618][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.601139][ T32] r4:00000001 [ 1348.601189][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.601254][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.601326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.601384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.601439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.601478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.601527][ T32] r4:84f60700 [ 1348.601579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.601652][ T32] INFO: task kworker/0:389:6189 blocked for more than 475 seconds. [ 1348.601689][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.601715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.601736][ T32] task:kworker/0:389 state:D stack:0 pid:6189 tgid:6189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.601795][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.601897][ T32] Call trace: [ 1348.601974][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.602036][ T32] r10:8291a684 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:85226000 [ 1348.602062][ T32] r4:85226000 [ 1348.602107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.602154][ T32] r5:85226000 r4:8291a680 [ 1348.602231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.602315][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.602395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1348.602423][ T32] r4:00000000 [ 1348.602443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.602502][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.602545][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.602588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581cdc0 [ 1348.602615][ T32] r4:00000000 [ 1348.602637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.602684][ T32] r9:83018005 r8:85226000 r7:00000000 r6:83018000 r5:00001000 r4:7f1f5000 [ 1348.602706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.602749][ T32] r5:00001000 r4:ec81b000 [ 1348.602769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.602827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.602902][ T32] r5:8580b78c r4:8580b400 [ 1348.602925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.602987][ T32] r7:dddced80 r6:83018000 r5:8580b78c r4:85810a80 [ 1348.603013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.603066][ T32] r10:61c88647 r9:85226000 r8:85810aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.603089][ T32] r4:85810a80 [ 1348.603109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.603179][ T32] r10:00000000 r9:85810a80 r8:80287e08 r7:ecbede60 r6:85810b00 r5:85226000 [ 1348.603205][ T32] r4:00000001 [ 1348.603226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.603263][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) [ 1348.603339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.603373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.603435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.603469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.603492][ T32] r4:8581ca00 [ 1348.603919][ T32] INFO: task kworker/0:389:6189 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.603974][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.604040][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.604137][ T32] Call trace: [ 1348.604176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.604229][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.604291][ T32] r4:00000000 [ 1348.604314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.604355][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.604409][ T32] 5d20: 8fde0000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.604442][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.604469][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.604518][ T32] r5:800f0013 r4:80239bb0 [ 1348.604542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.604589][ T32] r4:82ac21e4 [ 1348.604611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.604654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.604702][ T32] r4:e0555dc0 [ 1348.604724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.604792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.604818][ T32] r4:00000000 [ 1348.604838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.604884][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.604905][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.604953][ T32] r5:00001000 r4:ed32b000 [ 1348.604974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.605012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.605063][ T32] r5:85de9b8c r4:85de9800 [ 1348.605123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.605177][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.605199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.605245][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.605273][ T32] r4:84f79180 [ 1348.605318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.605407][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.605492][ T32] r4:00000001 [ 1348.605551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605615][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.605644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.605688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.605719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.605776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.605807][ T32] r4:84f60700 [ 1348.605829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.605854][ T32] INFO: task kworker/0:390:6193 blocked for more than 475 seconds. [ 1348.605906][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.605932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.605965][ T32] task:kworker/0:390 state:D stack:0 pid:6193 tgid:6193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.606059][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.606104][ T32] Call trace: [ 1348.606267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.606329][ T32] r10:8291a684 r9:ecbf9d84 r8:00000002 r7:60010113 r6:ecbf9d8c r5:85226c00 [ 1348.606355][ T32] r4:85226c00 ** 3 printk messages dropped ** [ 1348.606582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.606673][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1348.606920][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.607011][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.607056][ T32] r5:00001000 r4:ec82f000 [ 1348.607076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.607164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.607211][ T32] r5:8580bb8c r4:8580b800 [ 1348.607290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.607351][ T32] r7:dddced80 r6:83018000 r5:8580bb8c r4:85810a00 [ 1348.607378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.607454][ T32] r10:61c88647 r9:85226c00 r8:85810a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.607481][ T32] r4:85810a00 [ 1348.607513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.607645][ T32] r10:00000000 r9:85810a00 r8:80287e08 r7:ecbfde60 r6:85810b80 r5:85226c00 [ 1348.614759][ T32] r4:00000001 [ 1348.614802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.614885][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) [ 1348.614945][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.614979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.615037][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.615072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.615135][ T32] r4:8581cc40 [ 1348.615589][ T32] INFO: task kworker/0:390:6193 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.615651][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.615768][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.615834][ T32] Call trace: [ 1348.615971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.616028][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.616060][ T32] r4:00000000 [ 1348.616080][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.616144][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.616202][ T32] 5d20: 8fde0000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.616260][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.616288][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.616314][ T32] r5:800f0013 r4:80239bb0 [ 1348.616335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.616402][ T32] r4:82ac21e4 [ 1348.616425][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.616469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.616492][ T32] r4:e0555dc0 [ 1348.616512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.616552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.616600][ T32] r4:00000000 [ 1348.616623][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.616670][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.616693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.616741][ T32] r5:00001000 r4:ed32b000 [ 1348.616772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.616812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.616854][ T32] r5:85de9b8c r4:85de9800 [ 1348.616874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.616947][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.616974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.617026][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.617058][ T32] r4:84f79180 [ 1348.617078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.617130][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.617155][ T32] r4:00000001 [ 1348.617175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.617212][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.617263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.617320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.617374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.617431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.617456][ T32] r4:84f60700 [ 1348.617478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.617508][ T32] INFO: task kworker/0:391:6195 blocked for more than 475 seconds. [ 1348.630739][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.630891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.630935][ T32] task:kworker/0:391 state:D stack:0 pid:6195 tgid:6195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.631028][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.631113][ T32] Call trace: [ 1348.631177][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.631281][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60030113 r6:ecc01d8c r5:85223000 [ 1348.631309][ T32] r4:85223000 [ 1348.631331][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.631375][ T32] r5:85223000 r4:8291a680 [ 1348.631396][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.631434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.631475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1348.631498][ T32] r4:00000000 [ 1348.631532][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.631571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.631610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.631651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581c140 [ 1348.631674][ T32] r4:00000000 [ 1348.631693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.631738][ T32] r9:83018005 r8:85223000 r7:00000000 r6:83018000 r5:00001000 r4:7f1f9000 [ 1348.631760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.631807][ T32] r5:00001000 r4:ec859000 [ 1348.631829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.631869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.631912][ T32] r5:8580bf8c r4:8580bc00 [ 1348.631945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.631996][ T32] r7:dddced80 r6:83018000 r5:8580bf8c r4:85810c00 [ 1348.632049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.632101][ T32] r10:61c88647 r9:85223000 r8:85810c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.632126][ T32] r4:85810c00 [ 1348.632146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.632193][ T32] r10:00000000 r9:85810c00 r8:80287e08 r7:ecbf9e60 r6:85810c80 r5:85223000 [ 1348.632216][ T32] r4:00000001 [ 1348.632235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.632273][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 1348.632326][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.632360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.632414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.632458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.632483][ T32] r4:8581cd40 [ 1348.632932][ T32] INFO: task kworker/0:391:6195 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.632968][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.633131][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.633179][ T32] Call trace: [ 1348.633233][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.633288][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.633313][ T32] r4:00000000 [ 1348.633334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.633392][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.633422][ T32] 5d20: 9004e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.633452][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.633478][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.633501][ T32] r5:800f0013 r4:80239bb0 [ 1348.633521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.633586][ T32] r4:82ac21e4 [ 1348.633610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.633675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.633701][ T32] r4:e0555dc0 [ 1348.633747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.633795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.633818][ T32] r4:00000000 [ 1348.633849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.633898][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.633920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.633961][ T32] r5:00001000 r4:ed32b000 [ 1348.633981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.634018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.634088][ T32] r5:85de9b8c r4:85de9800 [ 1348.634118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.634170][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 1 printk messages dropped ** [ 1348.634303][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.634393][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 4 printk messages dropped ** [ 1348.634553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.634694][ T32] INFO: task kworker/0:392:6197 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.634844][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.634915][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.635071][ T32] r4:857d0000 ** 1 printk messages dropped ** [ 1348.635177][ T32] r5:857d0000 r4:8291a680 ** 1 printk messages dropped ** [ 1348.635259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.635418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.635547][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.635610][ T32] r9:83018005 r8:857d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f1fb000 ** 4 printk messages dropped ** [ 1348.635805][ T32] r5:8589838c r4:85898000 [ 1348.635829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.635915][ T32] r7:dddced80 r6:83018000 r5:8589838c r4:85810d00 [ 1348.635964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.636017][ T32] r10:61c88647 r9:857d0000 r8:85810d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.636046][ T32] r4:85810d00 [ 1348.636066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.636114][ T32] r10:00000000 r9:85810d00 r8:80287e08 r7:ecc01e60 r6:85810d80 r5:857d0000 [ 1348.636137][ T32] r4:00000001 [ 1348.636181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.636222][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1348.636249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.636306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.636339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.636369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.636416][ T32] r4:858d3000 [ 1348.636649][ T32] INFO: task kworker/0:392:6197 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.636714][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.636834][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.636893][ T32] Call trace: [ 1348.636941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.637005][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.637058][ T32] r4:00000000 [ 1348.637081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.637122][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.637151][ T32] 5d20: 9004e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.637179][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.637231][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.637284][ T32] r5:800f0013 r4:80239bb0 [ 1348.637318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.637361][ T32] r4:82ac21e4 [ 1348.637382][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.637424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.637447][ T32] r4:e0555dc0 [ 1348.637466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.637522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.655205][ T32] r4:00000000 [ 1348.655386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.655543][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.655602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.655707][ T32] r5:00001000 r4:ed32b000 [ 1348.655785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.655888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.656008][ T32] r5:85de9b8c r4:85de9800 [ 1348.656075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.656198][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.656252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.656360][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.656434][ T32] r4:84f79180 [ 1348.656493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.656601][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.656651][ T32] r4:00000001 [ 1348.656697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.656789][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.656876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.656950][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.657041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.657129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.657192][ T32] r4:84f60700 [ 1348.657252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.657343][ T32] INFO: task kworker/0:393:6200 blocked for more than 475 seconds. [ 1348.657432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.657494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.657552][ T32] task:kworker/0:393 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.665987][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.666129][ T32] Call trace: [ 1348.666180][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.666315][ T32] r10:8291a684 r9:ecc0dd84 r8:00000002 r7:60070113 r6:ecc0dd8c r5:857d1800 [ 1348.666345][ T32] r4:857d1800 [ 1348.666368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.666412][ T32] r5:857d1800 r4:8291a680 [ 1348.666434][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.666473][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.666515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc0de08 [ 1348.666537][ T32] r4:00000000 [ 1348.666574][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.666616][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.666655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.666696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3300 [ 1348.666718][ T32] r4:00000000 [ 1348.666755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.666867][ T32] r9:83018005 r8:857d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f1fd000 [ 1348.666896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.666940][ T32] r5:00001000 r4:ec8d3000 [ 1348.666961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.667020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.667072][ T32] r5:8589878c r4:85898400 [ 1348.667094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.667158][ T32] r7:dddced80 r6:83018000 r5:8589878c r4:85810e00 [ 1348.667192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.667242][ T32] r10:61c88647 r9:857d1800 r8:85810e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.667265][ T32] r4:85810e00 [ 1348.667314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.667378][ T32] r10:00000000 r9:85810e00 r8:80287e08 r7:ecc05e60 r6:85810e80 r5:857d1800 [ 1348.667403][ T32] r4:00000001 [ 1348.667423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.667462][ T32] Exception stack(0xecc0dfb0 to 0xecc0dff8) [ 1348.667492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.667520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.667597][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.681093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.681149][ T32] r4:858d3400 [ 1348.681687][ T32] INFO: task kworker/0:393:6200 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.681768][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.681896][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.682018][ T32] Call trace: [ 1348.682083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.682145][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.682171][ T32] r4:00000000 [ 1348.682225][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.682270][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.682300][ T32] 5d20: 9070c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.682331][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.682376][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.682405][ T32] r5:800f0013 r4:80239bb0 [ 1348.682426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.682469][ T32] r4:82ac21e4 [ 1348.682515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.682713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.682739][ T32] r4:e0555dc0 [ 1348.682761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.682803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.682953][ T32] r4:00000000 [ 1348.683001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.683066][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.683119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.683182][ T32] r5:00001000 r4:ed32b000 [ 1348.683207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.683275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.683373][ T32] r5:85de9b8c r4:85de9800 [ 1348.683398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.683452][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.683475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.683524][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.683597][ T32] r4:84f79180 [ 1348.683623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.683672][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.683700][ T32] r4:00000001 [ 1348.683738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.683830][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.683912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.683979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.684051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.684118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.684171][ T32] r4:84f60700 [ 1348.684243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.684353][ T32] INFO: task kworker/0:394:6203 blocked for more than 475 seconds. [ 1348.684437][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.684529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.684589][ T32] task:kworker/0:394 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.684690][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.684815][ T32] Call trace: [ 1348.684905][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.685012][ T32] r10:8291a684 r9:ecc15d84 r8:00000002 r7:60000113 r6:ecc15d8c r5:857d3000 [ 1348.685151][ T32] r4:857d3000 [ 1348.685217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.685312][ T32] r5:857d3000 r4:8291a680 [ 1348.685360][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.685447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.685545][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 [ 1348.685603][ T32] r4:00000000 [ 1348.685677][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.685767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.685875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.685991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3780 [ 1348.686078][ T32] r4:00000000 [ 1348.686143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.686266][ T32] r9:83018005 r8:857d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f203000 [ 1348.686317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.686406][ T32] r5:00001000 r4:ec999000 [ 1348.686456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.686543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.686638][ T32] r5:85898f8c r4:85898c00 [ 1348.686688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.686792][ T32] r7:dddced80 r6:83018000 r5:85898f8c r4:85810f00 [ 1348.686847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.686958][ T32] r10:61c88647 r9:857d3000 r8:85810f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.687045][ T32] r4:85810f00 [ 1348.687106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.687217][ T32] r10:00000000 r9:85810f00 r8:80287e08 r7:ecc0de60 r6:85810f80 r5:857d3000 [ 1348.687274][ T32] r4:00000001 [ 1348.687334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.687447][ T32] Exception stack(0xecc15fb0 to 0xecc15ff8) [ 1348.687515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.687618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.698555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.698659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.698716][ T32] r4:858d3200 [ 1348.699472][ T32] INFO: task kworker/0:394:6203 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.699557][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.699707][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.699838][ T32] Call trace: [ 1348.699943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.700079][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.700157][ T32] r4:00000000 [ 1348.700212][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.700304][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.700373][ T32] 5d20: 9070c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.700442][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.700503][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.700559][ T32] r5:800f0013 r4:80239bb0 [ 1348.700624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.700748][ T32] r4:82ac21e4 [ 1348.700807][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.700908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.700991][ T32] r4:e0555dc0 [ 1348.701069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.701166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.701222][ T32] r4:00000000 [ 1348.701295][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.701398][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.701449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.701571][ T32] r5:00001000 r4:ed32b000 [ 1348.701608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.701652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.701695][ T32] r5:85de9b8c r4:85de9800 [ 1348.701719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.701868][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.701897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.701946][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.701970][ T32] r4:84f79180 [ 1348.701990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.702041][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.702066][ T32] r4:00000001 [ 1348.702135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.702176][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.702236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.702266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.702300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.702340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.702388][ T32] r4:84f60700 [ 1348.702413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.702454][ T32] INFO: task kworker/0:395:6204 blocked for more than 475 seconds. [ 1348.702515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.702544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.702578][ T32] task:kworker/0:395 state:D stack:0 pid:6204 tgid:6204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.702627][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.702668][ T32] Call trace: [ 1348.702750][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.702803][ T32] r10:8291a684 r9:ecc19d84 r8:00000002 r7:60010113 r6:ecc19d8c r5:857d3c00 [ 1348.702827][ T32] r4:857d3c00 [ 1348.702847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.702889][ T32] r5:857d3c00 r4:8291a680 [ 1348.702908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.702957][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.703005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc19e08 [ 1348.703030][ T32] r4:00000000 [ 1348.703079][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.703118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.703157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.703200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d34c0 [ 1348.703224][ T32] r4:00000000 [ 1348.703249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.703294][ T32] r9:83018005 r8:857d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ff000 [ 1348.703339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.703384][ T32] r5:00001000 r4:ec8ed000 [ 1348.703429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.703495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.703547][ T32] r5:85898b8c r4:85898800 [ 1348.703567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.703613][ T32] r7:dddced80 r6:83018000 r5:85898b8c r4:858d4000 ** 1 printk messages dropped ** [ 1348.703708][ T32] r10:61c88647 r9:857d3c00 r8:858d402c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.703979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.704729][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.704933][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1348.705245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.705272][ T32] r4:00000000 [ 1348.705293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.705344][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.705376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.705450][ T32] r5:00001000 r4:ed32b000 [ 1348.705551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.705595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.705641][ T32] r5:85de9b8c r4:85de9800 [ 1348.705661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.705729][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.705754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.705828][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.705854][ T32] r4:84f79180 [ 1348.705873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.705944][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.705971][ T32] r4:00000001 [ 1348.705990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.706055][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.706087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.706126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.706155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.706185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.706230][ T32] r4:84f60700 [ 1348.706276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.706310][ T32] INFO: task kworker/0:396:6207 blocked for more than 475 seconds. [ 1348.706338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.706361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.706382][ T32] task:kworker/0:396 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.706424][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.706536][ T32] Call trace: [ 1348.706597][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.706644][ T32] r10:8291a684 r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:857d0c00 [ 1348.706666][ T32] r4:857d0c00 [ 1348.706686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.706752][ T32] r5:857d0c00 r4:8291a680 [ 1348.706801][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.706842][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.706957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 [ 1348.706984][ T32] r4:00000000 [ 1348.707006][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.707047][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.707081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.707160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3b00 [ 1348.707212][ T32] r4:00000000 [ 1348.707240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.707287][ T32] r9:83018005 r8:857d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f207000 [ 1348.707309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.707448][ T32] r5:00001000 r4:ec9f9000 [ 1348.707521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.707564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.741652][ T32] r5:8589978c r4:85899400 [ 1348.741762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.741844][ T32] r7:dddced80 r6:83018000 r5:8589978c r4:858d4100 [ 1348.741868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.741920][ T32] r10:61c88647 r9:857d0c00 r8:858d412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.741943][ T32] r4:858d4100 [ 1348.741964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.742025][ T32] r10:00000000 r9:858d4100 r8:80287e08 r7:ecc15e60 r6:858d4180 r5:857d0c00 ** 2 printk messages dropped ** [ 1348.742136][ T32] Exception stack(0xecc09fb0 to 0xecc09ff8) ** 7 printk messages dropped ** [ 1348.742970][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.743306][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 3 printk messages dropped ** [ 1348.743442][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1348.743606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 3 printk messages dropped ** [ 1348.743745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.743881][ T32] r5:00001000 r4:ed32b000 ** 1 printk messages dropped ** [ 1348.743969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.744195][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1348.744237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.744296][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.744322][ T32] r4:00000001 [ 1348.744341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.744449][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.744491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.744523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.744550][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.744578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.744634][ T32] r4:84f60700 [ 1348.744659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.744688][ T32] INFO: task kworker/0:397:6208 blocked for more than 475 seconds. [ 1348.744721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.744746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.744768][ T32] task:kworker/0:397 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.744907][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.744951][ T32] Call trace: [ 1348.745010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.745096][ T32] r10:8291a684 r9:ecc21d84 r8:00000002 r7:60000113 r6:ecc21d8c r5:857d4800 [ 1348.745124][ T32] r4:857d4800 [ 1348.745145][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.745189][ T32] r5:857d4800 r4:8291a680 [ 1348.745208][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.745278][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.745326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc21e08 [ 1348.745349][ T32] r4:00000000 [ 1348.745369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.745436][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.745491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.745568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3900 [ 1348.745593][ T32] r4:00000000 [ 1348.745615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.745697][ T32] r9:83018005 r8:857d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f205000 [ 1348.745750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.745796][ T32] r5:00001000 r4:ec9c9000 [ 1348.745818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.745881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.745952][ T32] r5:8589938c r4:85899000 [ 1348.745977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.746028][ T32] r7:dddced80 r6:83018000 r5:8589938c r4:858d4200 [ 1348.746065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.746114][ T32] r10:61c88647 r9:857d4800 r8:858d422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.746136][ T32] r4:858d4200 [ 1348.746173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.746294][ T32] r10:00000000 r9:858d4200 r8:80287e08 r7:ecc09e60 r6:858d4280 r5:857d4800 [ 1348.746322][ T32] r4:00000001 [ 1348.746407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.746451][ T32] Exception stack(0xecc21fb0 to 0xecc21ff8) [ 1348.746479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.746534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.746566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.746611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.746635][ T32] r4:858d3840 [ 1348.746915][ T32] INFO: task kworker/0:397:6208 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.746949][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.747024][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.747103][ T32] Call trace: [ 1348.747148][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.747201][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.747250][ T32] r4:00000000 [ 1348.747273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.747313][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.747343][ T32] 5d20: 90d37000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.747398][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.747438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.747465][ T32] r5:800f0013 r4:80239bb0 [ 1348.747486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.747526][ T32] r4:82ac21e4 [ 1348.747610][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.754617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.754659][ T32] r4:e0555dc0 [ 1348.754683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.754742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.754780][ T32] r4:00000000 [ 1348.754818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.754869][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.754917][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.754999][ T32] r5:00001000 r4:ed32b000 [ 1348.755054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.755150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.755197][ T32] r5:85de9b8c r4:85de9800 [ 1348.755242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.755294][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.755351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.755407][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.755432][ T32] r4:84f79180 [ 1348.755452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.755510][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.755537][ T32] r4:00000001 [ 1348.755558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.755597][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.755633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.755688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.755743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.755784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.755812][ T32] r4:84f60700 [ 1348.755863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.755900][ T32] INFO: task kworker/0:398:6212 blocked for more than 475 seconds. [ 1348.755935][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.755960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.755982][ T32] task:kworker/0:398 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.756075][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.756143][ T32] Call trace: [ 1348.756208][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.756262][ T32] r10:8291a684 r9:ecc1dd84 r8:00000002 r7:60000113 r6:ecc1dd8c r5:857d5400 [ 1348.756301][ T32] r4:857d5400 [ 1348.756349][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.756421][ T32] r5:857d5400 r4:8291a680 [ 1348.756470][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.756515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.756558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [ 1348.756590][ T32] r4:00000000 [ 1348.756609][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.756695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.756760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.756819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3c80 [ 1348.756844][ T32] r4:00000000 [ 1348.756864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.756908][ T32] r9:83018005 r8:857d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f209000 [ 1348.756930][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.756971][ T32] r5:00001000 r4:eca35000 [ 1348.756991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.757029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.757077][ T32] r5:85899b8c r4:85899800 [ 1348.757120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.757169][ T32] r7:dddced80 r6:83018000 r5:85899b8c r4:858d4300 [ 1348.757221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.757272][ T32] r10:61c88647 r9:857d5400 r8:858d432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.757320][ T32] r4:858d4300 [ 1348.757342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.757389][ T32] r10:00000000 r9:858d4300 r8:80287e08 r7:ecc09e60 r6:858d4380 r5:857d5400 [ 1348.757425][ T32] r4:00000001 [ 1348.757447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.757482][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) [ 1348.757529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.757639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.768342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.768403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.768429][ T32] r4:858d3a40 [ 1348.768891][ T32] INFO: task kworker/0:398:6212 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.768931][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.769018][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.769139][ T32] Call trace: [ 1348.769203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.769261][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.769286][ T32] r4:00000000 [ 1348.769308][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.769348][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.769419][ T32] 5d20: 90e03000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.769454][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.769505][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.769532][ T32] r5:800f0013 r4:80239bb0 [ 1348.769558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.769627][ T32] r4:82ac21e4 [ 1348.769701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.769748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.769771][ T32] r4:e0555dc0 [ 1348.769831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.769875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.769922][ T32] r4:00000000 [ 1348.769970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.770020][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.770057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.770104][ T32] r5:00001000 r4:ed32b000 [ 1348.770179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.770246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.770303][ T32] r5:85de9b8c r4:85de9800 [ 1348.770351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.770435][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.770467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.770516][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.770539][ T32] r4:84f79180 [ 1348.770560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.770621][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.770674][ T32] r4:00000001 [ 1348.770697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.770757][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.770810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.770866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.770896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.770927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.770950][ T32] r4:84f60700 [ 1348.770970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.770998][ T32] INFO: task kworker/0:399:6214 blocked for more than 475 seconds. [ 1348.771041][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.771117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.771158][ T32] task:kworker/0:399 state:D stack:0 pid:6214 tgid:6214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.771286][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.771362][ T32] Call trace: [ 1348.771416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.771499][ T32] r10:8291a684 r9:ecc25d84 r8:00000002 r7:60000013 r6:ecc25d8c r5:857d6000 [ 1348.771541][ T32] r4:857d6000 [ 1348.771567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.771641][ T32] r5:857d6000 r4:8291a680 [ 1348.771666][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.771707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.771800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1348.771827][ T32] r4:00000000 [ 1348.771847][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.771882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.771917][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.771982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858d3f00 [ 1348.772008][ T32] r4:00000000 [ 1348.772101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.772153][ T32] r9:83018005 r8:857d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f20d000 [ 1348.772187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.772259][ T32] r5:00001000 r4:eca5d000 [ 1348.772284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.772330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.772373][ T32] r5:85899f8c r4:85899c00 [ 1348.772393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.772440][ T32] r7:dddced80 r6:83018000 r5:85899f8c r4:858d4400 [ 1348.772465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.772512][ T32] r10:61c88647 r9:857d6000 r8:858d442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.772535][ T32] r4:858d4400 [ 1348.772555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.772599][ T32] r10:00000000 r9:858d4400 r8:80287e08 r7:ecc1de60 r6:858d4480 r5:857d6000 [ 1348.772634][ T32] r4:00000001 [ 1348.772682][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.772723][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1348.772750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.772779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.772810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.772853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1348.773201][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1348.773544][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.773731][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1348.773872][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.774019][ T32] r4:e0555dc0 ** 1 printk messages dropped ** [ 1348.774094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 4 printk messages dropped ** [ 1348.774274][ T32] r5:00001000 r4:ed32b000 ** 2 printk messages dropped ** [ 1348.774395][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1348.774630][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1348.774690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1348.774808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1348.774899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.774931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.774984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.775046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.775073][ T32] r4:84f60700 [ 1348.775119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.775148][ T32] INFO: task kworker/0:400:6215 blocked for more than 475 seconds. [ 1348.775176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.775199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.775220][ T32] task:kworker/0:400 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.775328][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.775401][ T32] Call trace: [ 1348.775432][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.775479][ T32] r10:8291a684 r9:ecc11d84 r8:00000002 r7:600b0113 r6:ecc11d8c r5:857d6c00 [ 1348.775505][ T32] r4:857d6c00 [ 1348.775525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.775569][ T32] r5:857d6c00 r4:8291a680 [ 1348.775613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.775663][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.775705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1348.775728][ T32] r4:00000000 [ 1348.775746][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.775779][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.775839][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.775908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581c380 [ 1348.775950][ T32] r4:00000000 [ 1348.775974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.776035][ T32] r9:83018005 r8:857d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1348.776068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.776125][ T32] r5:00001000 r4:ecc35000 [ 1348.776173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.776216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.776260][ T32] r5:8589a38c r4:8589a000 [ 1348.776280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.776326][ T32] r7:dddced80 r6:83018000 r5:8589a38c r4:858d4500 [ 1348.776347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.776392][ T32] r10:61c88647 r9:857d6c00 r8:858d452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.776415][ T32] r4:858d4500 [ 1348.776433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.776478][ T32] r10:00000000 r9:858d4500 r8:80287e08 r7:ecc25e60 r6:858d4580 r5:857d6c00 [ 1348.776505][ T32] r4:00000001 [ 1348.776525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.776585][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1348.776621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.776649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.776676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.776705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.776751][ T32] r4:858d3a80 [ 1348.776994][ T32] INFO: task kworker/0:400:6215 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.777058][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.777123][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.777195][ T32] Call trace: [ 1348.777258][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.777312][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.777376][ T32] r4:00000000 [ 1348.777399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.777463][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.777506][ T32] 5d20: 90e03000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.777540][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.777567][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.777642][ T32] r5:800f0013 r4:80239bb0 [ 1348.808261][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.808362][ T32] r4:82ac21e4 [ 1348.808387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.808461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.808492][ T32] r4:e0555dc0 [ 1348.808514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.808559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.808582][ T32] r4:00000000 [ 1348.808607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.808657][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.808679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.808750][ T32] r5:00001000 r4:ed32b000 [ 1348.808804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.808850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.808894][ T32] r5:85de9b8c r4:85de9800 [ 1348.808940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.809018][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.809054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.809104][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.809127][ T32] r4:84f79180 [ 1348.809162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.809289][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.809341][ T32] r4:00000001 [ 1348.809396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.809438][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 2 printk messages dropped ** [ 1348.809662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.810111][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.810466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1348.810765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.810958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.811022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.811075][ T32] r7:dddced80 r6:83018000 r5:8589a78c r4:858d4600 [ 1348.811096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.811142][ T32] r10:61c88647 r9:85231800 r8:858d462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.811188][ T32] r4:858d4600 [ 1348.811212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.811308][ T32] r10:00000000 r9:858d4600 r8:80287e08 r7:ecc11e60 r6:858d4680 r5:85231800 [ 1348.811334][ T32] r4:00000001 [ 1348.811379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.811424][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1348.811507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.811540][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.811583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.811619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.811669][ T32] r4:858e6040 [ 1348.812116][ T32] INFO: task kworker/0:401:6220 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.812148][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.812255][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.812341][ T32] Call trace: [ 1348.812397][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.812475][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.812533][ T32] r4:00000000 [ 1348.812557][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.812599][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.812632][ T32] 5d20: 915af000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.812663][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.812688][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.812761][ T32] r5:800f0013 r4:80239bb0 [ 1348.812790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.812832][ T32] r4:82ac21e4 [ 1348.812877][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.812922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.812945][ T32] r4:e0555dc0 [ 1348.812989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.813063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.813117][ T32] r4:00000000 [ 1348.813141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.813211][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.813241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.813287][ T32] r5:00001000 r4:ed32b000 [ 1348.813307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.813383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.813428][ T32] r5:85de9b8c r4:85de9800 [ 1348.813448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.813519][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.813545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.813606][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.813657][ T32] r4:84f79180 [ 1348.813679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.813749][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.813775][ T32] r4:00000001 [ 1348.813809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.813848][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.813898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.813929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.813955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.813985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.814009][ T32] r4:84f60700 [ 1348.814043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.814072][ T32] INFO: task kworker/0:402:6222 blocked for more than 475 seconds. [ 1348.814098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.814121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.814142][ T32] task:kworker/0:402 state:D stack:0 pid:6222 tgid:6222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.814261][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.814335][ T32] Call trace: [ 1348.814403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.814476][ T32] r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000113 r6:ecc55d8c r5:85230000 [ 1348.814515][ T32] r4:85230000 [ 1348.814540][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.814583][ T32] r5:85230000 r4:8291a680 [ 1348.814603][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.814640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.814683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [ 1348.814706][ T32] r4:00000000 [ 1348.814730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.814827][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.814866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.814906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6300 [ 1348.814929][ T32] r4:00000000 [ 1348.814949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.814992][ T32] r9:83018005 r8:85230000 r7:00000000 r6:83018000 r5:00001000 r4:7f21d000 [ 1348.815020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.815122][ T32] r5:00001000 r4:ecc45000 [ 1348.815178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.815220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.815262][ T32] r5:8589ab8c r4:8589a800 [ 1348.815296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.815348][ T32] r7:dddced80 r6:83018000 r5:8589ab8c r4:858d4700 [ 1348.815369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.815414][ T32] r10:61c88647 r9:85230000 r8:858d472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.815436][ T32] r4:858d4700 [ 1348.815506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.815554][ T32] r10:00000000 r9:858d4700 r8:80287e08 r7:ecc31e60 r6:858d4780 r5:85230000 [ 1348.815578][ T32] r4:00000001 [ 1348.815621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.815712][ T32] Exception stack(0xecc55fb0 to 0xecc55ff8) [ 1348.815747][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.815778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.815804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.815832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.815855][ T32] r4:858e6040 [ 1348.816138][ T32] INFO: task kworker/0:402:6222 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.816171][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.816227][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.816293][ T32] Call trace: [ 1348.816342][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.816393][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.816442][ T32] r4:00000000 [ 1348.816491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.816535][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.816563][ T32] 5d20: 915af000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.816591][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.816616][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1348.816717][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1348.816805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 4 printk messages dropped ** [ 1348.816967][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.817239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.817445][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.840904][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 3 printk messages dropped ** [ 1348.841172][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.841332][ T32] r4:84f60700 [ 1348.841359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.841415][ T32] INFO: task kworker/0:403:6223 blocked for more than 475 seconds. [ 1348.841453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.841502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.841554][ T32] task:kworker/0:403 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.841667][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.841721][ T32] Call trace: [ 1348.841853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.841910][ T32] r10:8291a684 r9:ecc61d84 r8:00000002 r7:60000013 r6:ecc61d8c r5:85233c00 [ 1348.841961][ T32] r4:85233c00 [ 1348.841984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.842028][ T32] r5:85233c00 r4:8291a680 [ 1348.842058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.842098][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.842164][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 [ 1348.842219][ T32] r4:00000000 [ 1348.842245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.842313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.842356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.842399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6800 [ 1348.842447][ T32] r4:00000000 [ 1348.842495][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.842579][ T32] r9:83018005 r8:85233c00 r7:00000000 r6:83018000 r5:00001000 r4:7f26d000 [ 1348.842606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.842649][ T32] r5:00001000 r4:ecc5d000 [ 1348.842683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.842727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.842770][ T32] r5:8589af8c r4:8589ac00 [ 1348.842791][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.842838][ T32] r7:dddced80 r6:83018000 r5:8589af8c r4:858d4800 [ 1348.842872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.842922][ T32] r10:61c88647 r9:85233c00 r8:858d482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.842957][ T32] r4:858d4800 [ 1348.842992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.843046][ T32] r10:00000000 r9:858d4800 r8:80287e08 r7:ecc55e60 r6:858d4880 r5:85233c00 [ 1348.843070][ T32] r4:00000001 [ 1348.843089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.843124][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1348.843149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.843177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.843215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.843248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.843285][ T32] r4:858e6040 [ 1348.843715][ T32] INFO: task kworker/0:403:6223 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.843747][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.843884][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.844012][ T32] Call trace: [ 1348.844089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.844144][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.844194][ T32] r4:00000000 [ 1348.844241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.844294][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.844322][ T32] 5d20: 918f3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.844376][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.844418][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.844470][ T32] r5:800f0013 r4:80239bb0 [ 1348.844518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.844590][ T32] r4:82ac21e4 [ 1348.844613][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.844657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.844680][ T32] r4:e0555dc0 [ 1348.844699][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.844739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.844761][ T32] r4:00000000 [ 1348.844804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.844854][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.844878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.844919][ T32] r5:00001000 r4:ed32b000 [ 1348.844994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.845041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.845085][ T32] r5:85de9b8c r4:85de9800 [ 1348.845110][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.845164][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.845186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.845232][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.845266][ T32] r4:84f79180 [ 1348.845289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.845336][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.845360][ T32] r4:00000001 [ 1348.845409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.845457][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.845483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.845511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.845537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.845590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.845616][ T32] r4:84f60700 [ 1348.845637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.845661][ T32] INFO: task kworker/0:404:6228 blocked for more than 475 seconds. [ 1348.845687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.845731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.845756][ T32] task:kworker/0:404 state:D stack:0 pid:6228 tgid:6228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.845800][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.846014][ T32] r4:85233000 ** 4 printk messages dropped ** [ 1348.846332][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 ** 9 printk messages dropped ** [ 1348.846782][ T32] r5:00001000 r4:ecc6d000 ** 1 printk messages dropped ** [ 1348.846858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.846998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1348.847109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.847171][ T32] r10:00000000 r9:858d4900 r8:80287e08 r7:ecc61e60 r6:858d4980 r5:85233000 [ 1348.847197][ T32] r4:00000001 [ 1348.847217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.847279][ T32] Exception stack(0xecc65fb0 to 0xecc65ff8) [ 1348.847327][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.847384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.847415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.847444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.847516][ T32] r4:858e67c0 [ 1348.862905][ T32] INFO: task kworker/0:404:6228 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.863023][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.863129][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.863217][ T32] Call trace: [ 1348.863294][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.863364][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.863392][ T32] r4:00000000 [ 1348.863413][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.863455][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.863511][ T32] 5d20: 91a1d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.863569][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.863613][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.863642][ T32] r5:800f0013 r4:80239bb0 [ 1348.863663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.863706][ T32] r4:82ac21e4 [ 1348.863726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.863792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.863818][ T32] r4:e0555dc0 [ 1348.863840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.863884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.863932][ T32] r4:00000000 [ 1348.863956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.864003][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.864060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.864132][ T32] r5:00001000 r4:ed32b000 [ 1348.864156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.864197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.864239][ T32] r5:85de9b8c r4:85de9800 [ 1348.864285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.864374][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.864400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.864448][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.864471][ T32] r4:84f79180 [ 1348.864515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.864613][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.864640][ T32] r4:00000001 [ 1348.864660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.864722][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.864814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.864846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.864877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.864934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.864961][ T32] r4:84f60700 [ 1348.865011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.865050][ T32] INFO: task kworker/0:405:6230 blocked for more than 475 seconds. [ 1348.865085][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.865134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.865159][ T32] task:kworker/0:405 state:D stack:0 pid:6230 tgid:6230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.865245][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.865292][ T32] Call trace: [ 1348.865347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.865398][ T32] r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000013 r6:ecc81d8c r5:85232400 [ 1348.865433][ T32] r4:85232400 [ 1348.865466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.865535][ T32] r5:85232400 r4:8291a680 [ 1348.865563][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.865607][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.865676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1348.865707][ T32] r4:00000000 [ 1348.865767][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.865891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.866004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.866058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6ac0 [ 1348.866081][ T32] r4:00000000 [ 1348.866103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.866153][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f271000 [ 1348.866181][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.866258][ T32] r5:00001000 r4:ecc75000 [ 1348.866356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.866449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.866495][ T32] r5:8589b78c r4:8589b400 [ 1348.866514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.866577][ T32] r7:dddced80 r6:83018000 r5:8589b78c r4:858d4a00 [ 1348.866609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.866683][ T32] r10:61c88647 r9:85232400 r8:858d4a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.866709][ T32] r4:858d4a00 [ 1348.866731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.866800][ T32] r10:00000000 r9:858d4a00 r8:80287e08 r7:ecc65e60 r6:858d4a80 r5:85232400 [ 1348.866826][ T32] r4:00000001 [ 1348.866870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.866933][ T32] Exception stack(0xecc81fb0 to 0xecc81ff8) [ 1348.866963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.867048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.867110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1348.885217][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.885438][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1348.885711][ T32] r4:e0555dc0 ** 3 printk messages dropped ** [ 1348.885948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1348.886313][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1348.886496][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.886584][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 3 printk messages dropped ** [ 1348.886778][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1348.886968][ T32] r4:84f60700 ** 1 printk messages dropped ** [ 1348.887056][ T32] INFO: task kworker/0:406:6232 blocked for more than 475 seconds. ** 1 printk messages dropped ** [ 1348.887142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.887169][ T32] task:kworker/0:406 state:D stack:0 pid:6232 tgid:6232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.887252][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.887327][ T32] Call trace: [ 1348.887359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.887408][ T32] r10:8291a684 r9:ecc51d84 r8:00000002 r7:60000013 r6:ecc51d8c r5:85235400 [ 1348.887431][ T32] r4:85235400 [ 1348.887451][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.887493][ T32] r5:85235400 r4:8291a680 [ 1348.887513][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.887550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.887636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [ 1348.894287][ T32] r4:00000000 [ 1348.894328][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.894382][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.894421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.894463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6c80 [ 1348.894486][ T32] r4:00000000 [ 1348.894519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.894570][ T32] r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f273000 [ 1348.894596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.894646][ T32] r5:00001000 r4:ecc7d000 [ 1348.894668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.894733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.894805][ T32] r5:8589bb8c r4:8589b800 [ 1348.894847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.894898][ T32] r7:dddced80 r6:83018000 r5:8589bb8c r4:858d4b00 [ 1348.894920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.894967][ T32] r10:61c88647 r9:85235400 r8:858d4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.894989][ T32] r4:858d4b00 [ 1348.895008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.895086][ T32] r10:00000000 r9:858d4b00 r8:80287e08 r7:ecc81e60 r6:858d4b80 r5:85235400 [ 1348.895113][ T32] r4:00000001 [ 1348.895134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.895171][ T32] Exception stack(0xecc51fb0 to 0xecc51ff8) [ 1348.895251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.895283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.895338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.895395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.895420][ T32] r4:858e6cc0 [ 1348.895866][ T32] INFO: task kworker/0:406:6232 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.895903][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.895968][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.896013][ T32] Call trace: [ 1348.896070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.896123][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.896147][ T32] r4:00000000 [ 1348.896166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.896205][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.896235][ T32] 5d20: 91df4000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.896270][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.896297][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.896320][ T32] r5:800f0013 r4:80239bb0 [ 1348.896340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.896381][ T32] r4:82ac21e4 [ 1348.896400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.896441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.896478][ T32] r4:e0555dc0 [ 1348.896501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.896543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.896567][ T32] r4:00000000 [ 1348.896586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.896635][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.896658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.896726][ T32] r5:00001000 r4:ed32b000 [ 1348.896773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.896816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.896857][ T32] r5:85de9b8c r4:85de9800 [ 1348.896942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.897019][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.897049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.897099][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.897160][ T32] r4:84f79180 [ 1348.897242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.897292][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.897341][ T32] r4:00000001 [ 1348.897374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.897421][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.897471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.897502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.897555][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.910522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.910596][ T32] r4:84f60700 [ 1348.910627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.910659][ T32] INFO: task kworker/0:407:6234 blocked for more than 475 seconds. [ 1348.910692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.910740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.910767][ T32] task:kworker/0:407 state:D stack:0 pid:6234 tgid:6234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.910838][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.910916][ T32] Call trace: [ 1348.910976][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.911039][ T32] r10:8291a684 r9:ecc99d84 r8:00000002 r7:60000013 r6:ecc99d8c r5:85230c00 [ 1348.911076][ T32] r4:85230c00 [ 1348.911099][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.911156][ T32] r5:85230c00 r4:8291a680 [ 1348.911181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.911221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.911263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [ 1348.911285][ T32] r4:00000000 [ 1348.911332][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.911397][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.911439][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.911482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6d80 [ 1348.911505][ T32] r4:00000000 [ 1348.911525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.911572][ T32] r9:83018005 r8:85230c00 r7:00000000 r6:83018000 r5:00001000 r4:7f275000 [ 1348.911594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.911638][ T32] r5:00001000 r4:ecc89000 [ 1348.911685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.911732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.911775][ T32] r5:8589bf8c r4:8589bc00 [ 1348.911797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.911851][ T32] r7:dddced80 r6:83018000 r5:8589bf8c r4:858d4c00 [ 1348.911935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.911987][ T32] r10:61c88647 r9:85230c00 r8:858d4c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.912009][ T32] r4:858d4c00 [ 1348.912050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.912126][ T32] r10:00000000 r9:858d4c00 r8:80287e08 r7:ecc51e60 r6:858d4c80 r5:85230c00 [ 1348.912159][ T32] r4:00000001 [ 1348.912180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.912223][ T32] Exception stack(0xecc99fb0 to 0xecc99ff8) [ 1348.912312][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.912345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.912373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.912402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.912424][ T32] r4:858e6b00 [ 1348.912853][ T32] INFO: task kworker/0:407:6234 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.912891][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.913042][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.913117][ T32] Call trace: [ 1348.913152][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.913207][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.913232][ T32] r4:00000000 [ 1348.913273][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.913316][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.913345][ T32] 5d20: 92290000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.913374][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.913411][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.913542][ T32] r5:800f0013 r4:80239bb0 [ 1348.913631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.913675][ T32] r4:82ac21e4 [ 1348.913721][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.913768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.913808][ T32] r4:e0555dc0 [ 1348.913830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.913897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.913923][ T32] r4:00000000 [ 1348.913943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.913989][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.914010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.914060][ T32] r5:00001000 r4:ed32b000 [ 1348.914092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.914134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.914178][ T32] r5:85de9b8c r4:85de9800 [ 1348.914256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.914334][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.914360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.914409][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.914455][ T32] r4:84f79180 [ 1348.914478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.914525][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.914547][ T32] r4:00000001 [ 1348.914567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.914602][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.914643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.914688][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.914743][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.914774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.914814][ T32] r4:84f60700 [ 1348.914862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.914916][ T32] INFO: task kworker/0:408:6237 blocked for more than 475 seconds. [ 1348.914958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.914984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.915049][ T32] task:kworker/0:408 state:D stack:0 pid:6237 tgid:6237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.915155][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.915202][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.915289][ T32] r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000113 r6:ecc29d8c r5:85236000 ** 1 printk messages dropped ** [ 1348.915356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.915448][ T32] r5:85236000 r4:8291a680 [ 1348.915472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.915510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.915554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc29e08 [ 1348.915576][ T32] r4:00000000 [ 1348.915595][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.915816][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.915855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.915897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858e6fc0 [ 1348.915919][ T32] r4:00000000 [ 1348.915938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.915982][ T32] r9:83018005 r8:85236000 r7:00000000 r6:83018000 r5:00001000 r4:7f277000 [ 1348.916020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.916070][ T32] r5:00001000 r4:ecc91000 [ 1348.916090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.916128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.916173][ T32] r5:858a438c r4:858a4000 [ 1348.916221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.916273][ T32] r7:dddced80 r6:83018000 r5:858a438c r4:858d4d00 [ 1348.916353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.916405][ T32] r10:61c88647 r9:85236000 r8:858d4d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.916427][ T32] r4:858d4d00 [ 1348.916447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.916496][ T32] r10:00000000 r9:858d4d00 r8:80287e08 r7:ecc99e60 r6:858d4d80 r5:85236000 [ 1348.916547][ T32] r4:00000001 [ 1348.916571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.916613][ T32] Exception stack(0xecc29fb0 to 0xecc29ff8) [ 1348.916646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.916677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.916716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.916799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.916824][ T32] r4:858e6b80 [ 1348.917073][ T32] INFO: task kworker/0:408:6237 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.917108][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.917277][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.917356][ T32] Call trace: [ 1348.917390][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.917442][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.917465][ T32] r4:00000000 [ 1348.917485][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.917561][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.917670][ T32] 5d20: 92290000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.938067][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.938146][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.938181][ T32] r5:800f0013 r4:80239bb0 [ 1348.938245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.938313][ T32] r4:82ac21e4 [ 1348.938336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.938390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.938415][ T32] r4:e0555dc0 [ 1348.938452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.938503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.938528][ T32] r4:00000000 [ 1348.938552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.938602][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.938677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.938761][ T32] r5:00001000 r4:ed32b000 [ 1348.938789][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.938840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.938889][ T32] r5:85de9b8c r4:85de9800 [ 1348.938912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.938964][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.938988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.939047][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.939155][ T32] r4:84f79180 [ 1348.939181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.939335][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.939361][ T32] r4:00000001 [ 1348.939382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.939420][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.939446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.939475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.939527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.939586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.939636][ T32] r4:84f60700 [ 1348.939663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.939706][ T32] INFO: task kworker/0:409:6238 blocked for more than 475 seconds. [ 1348.939740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.939766][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.939789][ T32] task:kworker/0:409 state:D stack:0 pid:6238 tgid:6238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.939927][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.940010][ T32] Call trace: [ 1348.940056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1348.940372][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.940648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.940752][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.940916][ T32] r5:00001000 r4:ecca1000 ** 1 printk messages dropped ** [ 1348.940976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.941042][ T32] r5:858a478c r4:858a4400 ** 2 printk messages dropped ** [ 1348.941236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.941284][ T32] r10:61c88647 r9:85236c00 r8:858d4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.941308][ T32] r4:858d4e00 [ 1348.941327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.941372][ T32] r10:00000000 r9:858d4e00 r8:80287e08 r7:ecc29e60 r6:858d4e80 r5:85236c00 [ 1348.941395][ T32] r4:00000001 [ 1348.941414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.941498][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) [ 1348.941530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.941559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.941586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.941615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.941637][ T32] r4:858d3bc0 [ 1348.942076][ T32] INFO: task kworker/0:409:6238 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.942108][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.942167][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.942248][ T32] Call trace: [ 1348.942304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.942358][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.942382][ T32] r4:00000000 [ 1348.942403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.942468][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.942514][ T32] 5d20: 925fc000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.942563][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.942617][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.942644][ T32] r5:800f0013 r4:80239bb0 [ 1348.942669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.942763][ T32] r4:82ac21e4 [ 1348.942787][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.942830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.942883][ T32] r4:e0555dc0 [ 1348.942931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.943013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.943044][ T32] r4:00000000 [ 1348.943067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.943112][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.943134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.943175][ T32] r5:00001000 r4:ed32b000 [ 1348.943195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.943259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.943310][ T32] r5:85de9b8c r4:85de9800 [ 1348.943347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.943398][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.943421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.943467][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.943502][ T32] r4:84f79180 [ 1348.943549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.943598][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.943622][ T32] r4:00000001 [ 1348.943641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.943727][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.943757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.943790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.943867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.943923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.944002][ T32] r4:84f60700 [ 1348.944066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.944124][ T32] INFO: task kworker/0:410:6241 blocked for more than 475 seconds. [ 1348.944154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.944178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1348.944279][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.944692][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.944967][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.945177][ T32] r5:00001000 r4:eccad000 ** 1 printk messages dropped ** [ 1348.945236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.945329][ T32] r5:858a4b8c r4:858a4800 [ 1348.945352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1348.945497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.945596][ T32] r4:858d4f00 ** 2 printk messages dropped ** [ 1348.945711][ T32] r4:00000001 [ 1348.945758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.945796][ T32] Exception stack(0xeccb1fb0 to 0xeccb1ff8) [ 1348.945822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.945851][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.945879][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.945908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.945960][ T32] r4:858ee280 [ 1348.946228][ T32] INFO: task kworker/0:410:6241 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.946259][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.946362][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.946431][ T32] Call trace: [ 1348.946466][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.946591][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.946642][ T32] r4:00000000 [ 1348.946670][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.946711][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.946741][ T32] 5d20: 925fc000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.946794][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.946824][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.946859][ T32] r5:800f0013 r4:80239bb0 [ 1348.946905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.946949][ T32] r4:82ac21e4 [ 1348.946994][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.947082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.947109][ T32] r4:e0555dc0 [ 1348.947128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.947169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.947193][ T32] r4:00000000 [ 1348.947214][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.947257][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.947304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.947349][ T32] r5:00001000 r4:ed32b000 [ 1348.947375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.947450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.947498][ T32] r5:85de9b8c r4:85de9800 [ 1348.966313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.966457][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.966483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.966533][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.966556][ T32] r4:84f79180 [ 1348.966576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.966623][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.966647][ T32] r4:00000001 [ 1348.966667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.966724][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.966759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.966819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.966876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.966926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.966955][ T32] r4:84f60700 [ 1348.967004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.967043][ T32] INFO: task kworker/0:411:6242 blocked for more than 475 seconds. [ 1348.967078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.967103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.967301][ T32] task:kworker/0:411 state:D stack:0 pid:6242 tgid:6242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.967368][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.967473][ T32] Call trace: [ 1348.967527][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.980604][ T32] r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000113 r6:eccbdd8c r5:857d2400 [ 1348.980705][ T32] r4:857d2400 [ 1348.980758][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.980829][ T32] r5:857d2400 r4:8291a680 [ 1348.980851][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.980961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.981015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 [ 1348.981078][ T32] r4:00000000 [ 1348.981102][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.981191][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.981237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.981295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ee5c0 [ 1348.981321][ T32] r4:00000000 [ 1348.981347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.981421][ T32] r9:83018005 r8:857d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f27f000 [ 1348.981448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.981496][ T32] r5:00001000 r4:eccc5000 [ 1348.981517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.981555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.981611][ T32] r5:858a538c r4:858a5000 [ 1348.981661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.981713][ T32] r7:dddced80 r6:83018000 r5:858a538c r4:858ea000 [ 1348.981736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.981783][ T32] r10:61c88647 r9:857d2400 r8:858ea02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.981805][ T32] r4:858ea000 [ 1348.981825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.981892][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.982051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.982299][ T32] r4:858ee280 ** 1 printk messages dropped ** [ 1348.982793][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.983396][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 2 printk messages dropped ** [ 1348.983484][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.983507][ T32] r5:800f0013 r4:80239bb0 [ 1348.983539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.983585][ T32] r4:82ac21e4 [ 1348.983632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.983691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1348.983719][ T32] r4:e0555dc0 [ 1348.983764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.983820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1348.983845][ T32] r4:00000000 [ 1348.983892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.983941][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1348.983963][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.984047][ T32] r5:00001000 r4:ed32b000 [ 1348.984072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.984112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.984191][ T32] r5:85de9b8c r4:85de9800 [ 1348.984232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.984284][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1348.984408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.984461][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.984509][ T32] r4:84f79180 [ 1348.984532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.984584][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1348.984649][ T32] r4:00000001 [ 1348.984689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.984753][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1348.984786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.984815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.984866][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.984898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.984921][ T32] r4:84f60700 [ 1348.984967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.985000][ T32] INFO: task kworker/0:412:6245 blocked for more than 475 seconds. [ 1348.985040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.985069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.985140][ T32] task:kworker/0:412 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.985219][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.985293][ T32] Call trace: [ 1348.985323][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.985370][ T32] r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85881800 [ 1348.985393][ T32] r4:85881800 [ 1348.985413][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.985454][ T32] r5:85881800 r4:8291a680 [ 1348.985498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.985541][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.985598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1348.985624][ T32] r4:00000000 [ 1348.985643][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.985676][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.985710][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.985751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ee340 [ 1348.985774][ T32] r4:00000000 [ 1348.985794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.985837][ T32] r9:83018005 r8:85881800 r7:00000000 r6:83018000 r5:00001000 r4:7f27d000 [ 1348.985897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.985970][ T32] r5:00001000 r4:eccb9000 [ 1348.986040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.986087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.986129][ T32] r5:858a4f8c r4:858a4c00 [ 1348.986150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.986253][ T32] r7:dddced80 r6:83018000 r5:858a4f8c r4:858ea100 [ 1348.986344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.986394][ T32] r10:61c88647 r9:85881800 r8:858ea12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.986417][ T32] r4:858ea100 [ 1348.986461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.986511][ T32] r10:00000000 r9:858ea100 r8:80287e08 r7:eccbde60 r6:858ea180 r5:85881800 [ 1348.986534][ T32] r4:00000001 [ 1348.986554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.986616][ T32] Exception stack(0xeccd5fb0 to 0xeccd5ff8) [ 1348.986671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.986703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.986730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.986785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.986811][ T32] r4:858ee100 [ 1348.987108][ T32] INFO: task kworker/0:412:6245 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1348.987201][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.987319][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.987397][ T32] Call trace: [ 1348.987460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.987537][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1348.987564][ T32] r4:00000000 [ 1348.987644][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.997054][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1348.997142][ T32] 5d20: 92c36000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1348.997202][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1348.997233][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1348.997263][ T32] r5:800f0013 r4:80239bb0 [ 1348.997315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.997403][ T32] r4:82ac21e4 [ 1348.997452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.997524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.002803][ T32] r4:e0555dc0 [ 1349.002906][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.002975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.003026][ T32] r4:00000000 [ 1349.003084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.003156][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.003183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.003254][ T32] r5:00001000 r4:ed32b000 [ 1349.003278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.003319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.003362][ T32] r5:85de9b8c r4:85de9800 [ 1349.003397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.003449][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.003471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.003545][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.003571][ T32] r4:84f79180 [ 1349.003592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.003638][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.003661][ T32] r4:00000001 [ 1349.003707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.003755][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.003787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.003816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.003842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.003896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.003923][ T32] r4:84f60700 [ 1349.003986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.004038][ T32] INFO: task kworker/0:413:6246 blocked for more than 475 seconds. [ 1349.004076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.004131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.004183][ T32] task:kworker/0:413 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.004287][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.004338][ T32] Call trace: [ 1349.004370][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.004423][ T32] r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:85880000 [ 1349.004447][ T32] r4:85880000 [ 1349.004492][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.004567][ T32] r5:85880000 r4:8291a680 [ 1349.004618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.004688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.004734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 [ 1349.004757][ T32] r4:00000000 [ 1349.004781][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.004895][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.004966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.005056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858eea80 [ 1349.005087][ T32] r4:00000000 [ 1349.005126][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.005173][ T32] r9:83018005 r8:85880000 r7:00000000 r6:83018000 r5:00001000 r4:7f283000 [ 1349.005222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.005270][ T32] r5:00001000 r4:eccdd000 [ 1349.005291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.005331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.005373][ T32] r5:858a5b8c r4:858a5800 [ 1349.005417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.005510][ T32] r7:dddced80 r6:83018000 r5:858a5b8c r4:858ea200 [ 1349.005535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.005584][ T32] r10:61c88647 r9:85880000 r8:858ea22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.005608][ T32] r4:858ea200 [ 1349.005628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.005672][ T32] r10:00000000 r9:858ea200 r8:80287e08 r7:eccbde60 r6:858ea280 r5:85880000 [ 1349.005720][ T32] r4:00000001 [ 1349.005743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.005780][ T32] Exception stack(0xeccc9fb0 to 0xeccc9ff8) [ 1349.005842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.005892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.005921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.005950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.005972][ T32] r4:858ee200 [ 1349.006455][ T32] INFO: task kworker/0:413:6246 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.006543][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.006699][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.006775][ T32] Call trace: [ 1349.006832][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.006887][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.006911][ T32] r4:00000000 [ 1349.006931][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.006970][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.006998][ T32] 5d20: 92c36000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.007026][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.007084][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.007113][ T32] r5:800f0013 r4:80239bb0 [ 1349.007135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.007177][ T32] r4:82ac21e4 [ 1349.007197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.007238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.007260][ T32] r4:e0555dc0 [ 1349.007299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.007346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.007394][ T32] r4:00000000 [ 1349.007418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.007463][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.007487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.007529][ T32] r5:00001000 r4:ed32b000 [ 1349.007633][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.021322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.021419][ T32] r5:85de9b8c r4:85de9800 [ 1349.021444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.021494][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.021517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.021589][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.021642][ T32] r4:84f79180 [ 1349.021692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.021744][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.021769][ T32] r4:00000001 [ 1349.021794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.021834][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.021864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.021893][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.021920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.021949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.022050][ T32] r4:84f60700 [ 1349.022078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.022149][ T32] INFO: task kworker/0:414:6248 blocked for more than 475 seconds. [ 1349.022230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.022285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.022316][ T32] task:kworker/0:414 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.022375][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.022422][ T32] Call trace: [ 1349.022455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.022507][ T32] r10:8291a684 r9:ecce9d84 r8:00000002 r7:60000113 r6:ecce9d8c r5:85883000 [ 1349.022546][ T32] r4:85883000 [ 1349.022569][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.022614][ T32] r5:85883000 r4:8291a680 [ 1349.022634][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.022672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.022714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 1349.022766][ T32] r4:00000000 [ 1349.022788][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.022823][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.022862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.022903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ee800 [ 1349.022926][ T32] r4:00000000 [ 1349.022950][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.022998][ T32] r9:83018005 r8:85883000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1349.023056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.023157][ T32] r5:00001000 r4:eccd1000 [ 1349.023209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.023277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.023326][ T32] r5:858a578c r4:858a5400 [ 1349.023351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.023399][ T32] r7:dddced80 r6:83018000 r5:858a578c r4:858ea380 [ 1349.023442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.023496][ T32] r10:61c88647 r9:85883000 r8:858ea3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.023521][ T32] r4:858ea380 [ 1349.023540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.023584][ T32] r10:00000000 r9:858ea380 r8:80287e08 r7:eccc9e60 r6:858ea400 r5:85883000 [ 1349.023607][ T32] r4:00000001 [ 1349.023627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.023687][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1349.023717][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.023746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.023801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.023834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.023858][ T32] r4:858ee680 [ 1349.024332][ T32] INFO: task kworker/0:414:6248 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.024372][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.024430][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.024497][ T32] Call trace: [ 1349.024583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.024637][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.024674][ T32] r4:00000000 [ 1349.024723][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.024770][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.024823][ T32] 5d20: 9305f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.024861][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.024888][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.024912][ T32] r5:800f0013 r4:80239bb0 [ 1349.024933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.024975][ T32] r4:82ac21e4 [ 1349.024995][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.025045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.025093][ T32] r4:e0555dc0 [ 1349.025117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.025161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.025184][ T32] r4:00000000 [ 1349.025249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.025324][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.025353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.025402][ T32] r5:00001000 r4:ed32b000 [ 1349.025423][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.025461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.025501][ T32] r5:85de9b8c r4:85de9800 [ 1349.025573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.025626][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.025650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.025697][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.025787][ T32] r4:84f79180 [ 1349.025817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.025864][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.025887][ T32] r4:00000001 [ 1349.025964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.026008][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.026040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.026071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.026111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.026150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.026243][ T32] r4:84f60700 [ 1349.026305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.026335][ T32] INFO: task kworker/0:415:6250 blocked for more than 475 seconds. [ 1349.026390][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.026417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.026440][ T32] task:kworker/0:415 state:D stack:0 pid:6250 tgid:6250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.026487][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.026552][ T32] Call trace: [ 1349.026582][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.026671][ T32] r10:8291a684 r9:eccf9d84 r8:00000002 r7:60000013 r6:eccf9d8c r5:85880c00 [ 1349.026698][ T32] r4:85880c00 [ 1349.026755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.026802][ T32] r5:85880c00 r4:8291a680 [ 1349.026833][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.026875][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.026943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf9e08 [ 1349.026969][ T32] r4:00000000 [ 1349.026989][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.027050][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.027115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.027161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858eee00 [ 1349.027184][ T32] r4:00000000 [ 1349.027203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.027249][ T32] r9:83018005 r8:85880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f289000 [ 1349.027271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.027314][ T32] r5:00001000 r4:ecd05000 [ 1349.027333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.027401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.027447][ T32] r5:858a5f8c r4:858a5c00 [ 1349.027467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.027514][ T32] r7:dddced80 r6:83018000 r5:858a5f8c r4:858ea300 [ 1349.027535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.027581][ T32] r10:61c88647 r9:85880c00 r8:858ea32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.027645][ T32] r4:858ea300 [ 1349.051125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.051238][ T32] r10:00000000 r9:858ea300 r8:80287e08 r7:eccc9e60 r6:858ea480 r5:85880c00 [ 1349.051283][ T32] r4:00000001 [ 1349.051310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.051378][ T32] Exception stack(0xeccf9fb0 to 0xeccf9ff8) [ 1349.051413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.051442][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.051468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.051497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.051519][ T32] r4:858ee880 [ 1349.051952][ T32] INFO: task kworker/0:415:6250 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.052077][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.052152][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.052202][ T32] Call trace: [ 1349.052250][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.052321][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.052375][ T32] r4:00000000 [ 1349.052399][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.052444][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.052501][ T32] 5d20: 933de000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.052560][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.052590][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.052640][ T32] r5:800f0013 r4:80239bb0 [ 1349.052669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.052741][ T32] r4:82ac21e4 [ 1349.052765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.052813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.052837][ T32] r4:e0555dc0 [ 1349.052883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.052928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.052952][ T32] r4:00000000 [ 1349.052972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.053018][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.053046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.053114][ T32] r5:00001000 r4:ed32b000 [ 1349.053140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.053181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.053248][ T32] r5:85de9b8c r4:85de9800 [ 1349.053298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.053349][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.053372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.053419][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.053442][ T32] r4:84f79180 [ 1349.053466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.053513][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.053536][ T32] r4:00000001 [ 1349.053569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.053609][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.053636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.053664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.053690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.053719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.053766][ T32] r4:84f60700 [ 1349.053790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.053855][ T32] INFO: task kworker/0:416:6254 blocked for more than 475 seconds. [ 1349.053917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.053945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.053968][ T32] task:kworker/0:416 state:D stack:0 pid:6254 tgid:6254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.054065][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.054112][ T32] Call trace: [ 1349.054149][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.054263][ T32] r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000013 r6:ecd09d8c r5:85883c00 [ 1349.054307][ T32] r4:85883c00 [ 1349.054351][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.054478][ T32] r5:85883c00 r4:8291a680 [ 1349.054543][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.054639][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.054685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd09e08 [ 1349.054761][ T32] r4:00000000 [ 1349.054783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.054847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.054938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.055042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858eef80 [ 1349.055131][ T32] r4:00000000 [ 1349.055160][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.055252][ T32] r9:83018005 r8:85883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f28b000 [ 1349.055277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.055324][ T32] r5:00001000 r4:ecd11000 [ 1349.055344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.055409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.055455][ T32] r5:858a638c r4:858a6000 [ 1349.055476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.055523][ T32] r7:dddced80 r6:83018000 r5:858a638c r4:858ea500 [ 1349.055543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.055589][ T32] r10:61c88647 r9:85883c00 r8:858ea52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.055637][ T32] r4:858ea500 [ 1349.055737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.055792][ T32] r10:00000000 r9:858ea500 r8:80287e08 r7:eccf9e60 r6:858ea580 r5:85883c00 [ 1349.055815][ T32] r4:00000001 [ 1349.055834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.055871][ T32] Exception stack(0xecd09fb0 to 0xecd09ff8) [ 1349.055921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.055974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.056004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.056040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.056064][ T32] r4:858eebc0 [ 1349.056316][ T32] INFO: task kworker/0:416:6254 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.056347][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.056518][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.056566][ T32] Call trace: [ 1349.056598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.056648][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.056672][ T32] r4:00000000 [ 1349.056691][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.056729][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.056783][ T32] 5d20: 933de000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.056817][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.056843][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.056867][ T32] r5:800f0013 r4:80239bb0 [ 1349.056886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.056952][ T32] r4:82ac21e4 [ 1349.057004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.057114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.057166][ T32] r4:e0555dc0 [ 1349.057196][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.057238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.057261][ T32] r4:00000000 [ 1349.057288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.057336][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.057358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.057401][ T32] r5:00001000 r4:ed32b000 [ 1349.057420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.057458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.057500][ T32] r5:85de9b8c r4:85de9800 [ 1349.057562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.072800][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.072919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.073003][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.073109][ T32] r4:84f79180 [ 1349.073135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.073186][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.073236][ T32] r4:00000001 [ 1349.073259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.073316][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.073350][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.073379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.073405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.073435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.073458][ T32] r4:84f60700 [ 1349.073482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.073537][ T32] INFO: task kworker/0:417:6256 blocked for more than 475 seconds. [ 1349.073602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.073656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.073682][ T32] task:kworker/0:417 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.073794][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.073846][ T32] Call trace: [ 1349.073934][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.073990][ T32] r10:8291a684 r9:ecd25d84 r8:00000002 r7:60000013 r6:ecd25d8c r5:85884800 [ 1349.074014][ T32] r4:85884800 [ 1349.074043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.074087][ T32] r5:85884800 r4:8291a680 [ 1349.074108][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.074216][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.074312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd25e08 [ 1349.074338][ T32] r4:00000000 [ 1349.074388][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.074456][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.074525][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.074622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8581cfc0 [ 1349.074649][ T32] r4:00000000 [ 1349.074686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.074765][ T32] r9:83018005 r8:85884800 r7:00000000 r6:83018000 r5:00001000 r4:7f28f000 [ 1349.074817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.074863][ T32] r5:00001000 r4:ecd21000 [ 1349.074912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.074977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.075077][ T32] r5:858a6b8c r4:858a6800 [ 1349.075130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.075233][ T32] r7:dddced80 r6:83018000 r5:858a6b8c r4:858ea600 [ 1349.075270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.075321][ T32] r10:61c88647 r9:85884800 r8:858ea62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.075357][ T32] r4:858ea600 [ 1349.075380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.075426][ T32] r10:00000000 r9:858ea600 r8:80287e08 r7:ecd09e60 r6:858ea680 r5:85884800 [ 1349.075461][ T32] r4:00000001 [ 1349.075482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.075522][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1349.075549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.075680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.075715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.075772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.075797][ T32] r4:858eef00 [ 1349.076238][ T32] INFO: task kworker/0:417:6256 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.076271][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.076364][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.076415][ T32] Call trace: [ 1349.076465][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.076517][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.076560][ T32] r4:00000000 [ 1349.076638][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.076684][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.076712][ T32] 5d20: 9352b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.076741][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.076766][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.076791][ T32] r5:800f0013 r4:80239bb0 [ 1349.076833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.076878][ T32] r4:82ac21e4 [ 1349.076899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.076940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.076963][ T32] r4:e0555dc0 [ 1349.076982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.077022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.077075][ T32] r4:00000000 [ 1349.077098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.077145][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.077167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.077207][ T32] r5:00001000 r4:ed32b000 [ 1349.077242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.077295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.077338][ T32] r5:85de9b8c r4:85de9800 [ 1349.077360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.077406][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.077426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.077472][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.077496][ T32] r4:84f79180 [ 1349.077514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.090780][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.090909][ T32] r4:00000001 [ 1349.090942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.091006][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.091049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.091081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.091109][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.091186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1349.091354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1349.092001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1349.092325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.092500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1349.092719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1349.092957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.093154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1349.093866][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1349.094271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1349.094799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.094823][ T32] r4:e0555dc0 [ 1349.094842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.094882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.094905][ T32] r4:00000000 [ 1349.094925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.095054][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.095087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.095162][ T32] r5:00001000 r4:ed32b000 [ 1349.095185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.095225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.095292][ T32] r5:85de9b8c r4:85de9800 [ 1349.095316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.095367][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.095389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.095436][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.095459][ T32] r4:84f79180 [ 1349.095478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.095578][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.095647][ T32] r4:00000001 [ 1349.095695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.095768][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.095797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.095827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.095853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.095901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.095935][ T32] r4:84f60700 [ 1349.095956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.095982][ T32] INFO: task kworker/0:419:6260 blocked for more than 475 seconds. [ 1349.096025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.096060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.096084][ T32] task:kworker/0:419 state:D stack:0 pid:6260 tgid:6260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.096133][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.096195][ T32] Call trace: [ 1349.096304][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.096353][ T32] r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000013 r6:ecbf5d8c r5:85886000 [ 1349.096378][ T32] r4:85886000 [ 1349.096398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.096442][ T32] r5:85886000 r4:8291a680 [ 1349.096462][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.096499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.096539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1349.096575][ T32] r4:00000000 [ 1349.096598][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.096634][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.096668][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.096709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ef100 [ 1349.096730][ T32] r4:00000000 [ 1349.096750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.096793][ T32] r9:83018005 r8:85886000 r7:00000000 r6:83018000 r5:00001000 r4:7f291000 [ 1349.096815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.096856][ T32] r5:00001000 r4:ecd2d000 [ 1349.096875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.096912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.096974][ T32] r5:858a6f8c r4:858a6c00 [ 1349.096997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.097053][ T32] r7:dddced80 r6:83018000 r5:858a6f8c r4:858ea800 [ 1349.097074][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.097120][ T32] r10:61c88647 r9:85886000 r8:858ea82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.097141][ T32] r4:858ea800 [ 1349.097160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.097203][ T32] r10:00000000 r9:858ea800 r8:80287e08 r7:ecd25e60 r6:858ea880 r5:85886000 [ 1349.097225][ T32] r4:00000001 [ 1349.097268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.097335][ T32] Exception stack(0xecbf5fb0 to 0xecbf5ff8) [ 1349.097399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.097433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.097461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.097489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.097511][ T32] r4:858ef040 [ 1349.121101][ T32] INFO: task kworker/0:419:6260 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.121234][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.121316][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.121383][ T32] Call trace: [ 1349.121416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.121475][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.121499][ T32] r4:00000000 [ 1349.121547][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.121595][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.121625][ T32] 5d20: 93e21000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.121655][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.121681][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.121706][ T32] r5:800f0013 r4:80239bb0 [ 1349.121738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1349.121877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 4 printk messages dropped ** [ 1349.122058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.122311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.122602][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1349.122696][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 5 printk messages dropped ** [ 1349.122852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.122934][ T32] r4:84f60700 [ 1349.122961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.122989][ T32] INFO: task kworker/0:420:6262 blocked for more than 475 seconds. [ 1349.123068][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.123123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.123147][ T32] task:kworker/0:420 state:D stack:0 pid:6262 tgid:6262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.123220][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.123344][ T32] Call trace: [ 1349.123403][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.123455][ T32] r10:8291a684 r9:ecd3dd84 r8:00000002 r7:60000113 r6:ecd3dd8c r5:85882400 [ 1349.123479][ T32] r4:85882400 [ 1349.123499][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.123541][ T32] r5:85882400 r4:8291a680 [ 1349.123561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.123598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.123645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd3de08 [ 1349.123669][ T32] r4:00000000 [ 1349.123688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.123725][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.123779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.123848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ef640 [ 1349.123874][ T32] r4:00000000 [ 1349.123895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.123939][ T32] r9:83018005 r8:85882400 r7:00000000 r6:83018000 r5:00001000 r4:7f295000 [ 1349.123962][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.124004][ T32] r5:00001000 r4:ecd49000 [ 1349.124024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.124068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.124110][ T32] r5:858a778c r4:858a7400 [ 1349.124129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.124226][ T32] r7:dddced80 r6:83018000 r5:858a778c r4:858ea900 [ 1349.124289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.124345][ T32] r10:61c88647 r9:85882400 r8:858ea92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.124394][ T32] r4:858ea900 [ 1349.124417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.124463][ T32] r10:00000000 r9:858ea900 r8:80287e08 r7:ecbf5e60 r6:858ea980 r5:85882400 [ 1349.124488][ T32] r4:00000001 [ 1349.124508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.124543][ T32] Exception stack(0xecd3dfb0 to 0xecd3dff8) [ 1349.124569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.124617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.124694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.124732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.124757][ T32] r4:858ef180 [ 1349.125021][ T32] INFO: task kworker/0:420:6262 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.125057][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.125115][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.125158][ T32] Call trace: [ 1349.125201][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.125255][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.125279][ T32] r4:00000000 [ 1349.125298][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.125363][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.125399][ T32] 5d20: 93e21000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.125454][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.125508][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.125535][ T32] r5:800f0013 r4:80239bb0 [ 1349.125556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.125597][ T32] r4:82ac21e4 [ 1349.125618][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.125658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.125703][ T32] r4:e0555dc0 [ 1349.125734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.125811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.125837][ T32] r4:00000000 [ 1349.125857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.125932][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.125957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.126001][ T32] r5:00001000 r4:ed32b000 [ 1349.126021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.126066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.126108][ T32] r5:85de9b8c r4:85de9800 [ 1349.126127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.126173][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.126247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.126301][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.126326][ T32] r4:84f79180 [ 1349.126371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.126421][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.126455][ T32] r4:00000001 [ 1349.126477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.126539][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.126570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.126598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.126630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.126660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.126683][ T32] r4:84f60700 [ 1349.126717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.126745][ T32] INFO: task kworker/0:421:6263 blocked for more than 475 seconds. [ 1349.126783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.126809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.126831][ T32] task:kworker/0:421 state:D stack:0 pid:6263 tgid:6263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.126873][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.126913][ T32] Call trace: [ 1349.126943][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.126994][ T32] r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:85225400 [ 1349.127028][ T32] r4:85225400 [ 1349.127056][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1349.127118][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.127398][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1349.138123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.138439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.138534][ T32] r5:858a738c r4:858a7000 [ 1349.138593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.138699][ T32] r7:dddced80 r6:83018000 r5:858a738c r4:858eaa00 [ 1349.138750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.138808][ T32] r10:61c88647 r9:85225400 r8:858eaa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.138832][ T32] r4:858eaa00 [ 1349.138852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.138899][ T32] r10:00000000 r9:858eaa00 r8:80287e08 r7:ecd3de60 r6:858eaa80 r5:85225400 [ 1349.138921][ T32] r4:00000001 [ 1349.138940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.138978][ T32] Exception stack(0xecd41fb0 to 0xecd41ff8) [ 1349.139008][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.139057][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.139119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.139152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.139176][ T32] r4:858ef2c0 [ 1349.139602][ T32] INFO: task kworker/0:421:6263 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.139636][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.139737][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.139784][ T32] Call trace: [ 1349.139831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.139883][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.139934][ T32] r4:00000000 [ 1349.139958][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.139998][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.140043][ T32] 5d20: 93e21000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.140090][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.140119][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.140144][ T32] r5:800f0013 r4:80239bb0 [ 1349.140165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.140233][ T32] r4:82ac21e4 [ 1349.140257][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.140300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.140323][ T32] r4:e0555dc0 [ 1349.140343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.140383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.140406][ T32] r4:00000000 [ 1349.140427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.140525][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.140550][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.140593][ T32] r5:00001000 r4:ed32b000 [ 1349.140613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.140651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.140746][ T32] r5:85de9b8c r4:85de9800 [ 1349.140769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.140819][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.140865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.140916][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.140939][ T32] r4:84f79180 [ 1349.140957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.141004][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.141026][ T32] r4:00000001 [ 1349.141058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.141095][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.141122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.141179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.141211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.141241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.141274][ T32] r4:84f60700 [ 1349.141298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.141337][ T32] INFO: task kworker/0:422:6266 blocked for more than 475 seconds. [ 1349.141374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.141400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.141421][ T32] task:kworker/0:422 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.141465][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.141507][ T32] Call trace: [ 1349.141558][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.141609][ T32] r10:8291a684 r9:ecd31d84 r8:00000002 r7:60000113 r6:ecd31d8c r5:85238000 [ 1349.141633][ T32] r4:85238000 [ 1349.141653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.141722][ T32] r5:85238000 r4:8291a680 [ 1349.141746][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.141786][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.141854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd31e08 [ 1349.141903][ T32] r4:00000000 [ 1349.141926][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.141961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.141994][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.142043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ef780 [ 1349.142067][ T32] r4:00000000 [ 1349.142086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.142129][ T32] r9:83018005 r8:85238000 r7:00000000 r6:83018000 r5:00001000 r4:7f297000 [ 1349.142150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.142238][ T32] r5:00001000 r4:ecd55000 [ 1349.142270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.142317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.142359][ T32] r5:858a7b8c r4:858a7800 [ 1349.142378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.142423][ T32] r7:dddced80 r6:83018000 r5:858a7b8c r4:858eab00 [ 1349.142484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.142538][ T32] r10:61c88647 r9:85238000 r8:858eab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.142586][ T32] r4:858eab00 [ 1349.142609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.142655][ T32] r10:00000000 r9:858eab00 r8:80287e08 r7:ecd3de60 r6:858eab80 r5:85238000 [ 1349.142703][ T32] r4:00000001 [ 1349.142727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.142766][ T32] Exception stack(0xecd31fb0 to 0xecd31ff8) [ 1349.142792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.142820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.142846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.142875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.142920][ T32] r4:858ef4c0 [ 1349.143179][ T32] INFO: task kworker/0:422:6266 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.143212][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.143266][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.143321][ T32] Call trace: [ 1349.143356][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.143434][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.143463][ T32] r4:00000000 [ 1349.143482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.143520][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.143548][ T32] 5d20: 93e21000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.143575][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.143600][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.143623][ T32] r5:800f0013 r4:80239bb0 [ 1349.143667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.143713][ T32] r4:82ac21e4 [ 1349.143732][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.143784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.143834][ T32] r4:e0555dc0 [ 1349.143856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.143898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.143922][ T32] r4:00000000 [ 1349.143968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.144016][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.144042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.144084][ T32] r5:00001000 r4:ed32b000 [ 1349.144104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.144150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.144263][ T32] r5:85de9b8c r4:85de9800 [ 1349.144289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.144365][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.144416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.144466][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.144505][ T32] r4:84f79180 [ 1349.144552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.144613][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.144653][ T32] r4:00000001 [ 1349.144675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.144740][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.144847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.144938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.144968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.144999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.145053][ T32] r4:84f60700 [ 1349.145079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.145104][ T32] INFO: task kworker/0:423:6268 blocked for more than 475 seconds. [ 1349.145148][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.145176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.145197][ T32] task:kworker/0:423 state:D stack:0 pid:6268 tgid:6268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.145263][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.145391][ T32] Call trace: [ 1349.145430][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.145479][ T32] r10:8291a684 r9:ecd59d84 r8:00000002 r7:60000013 r6:ecd59d8c r5:85238c00 [ 1349.145530][ T32] r4:85238c00 [ 1349.145580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.145630][ T32] r5:85238c00 r4:8291a680 [ 1349.145679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.145721][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.145765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 [ 1349.145787][ T32] r4:00000000 [ 1349.145806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.145839][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.145872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.145911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858efa80 [ 1349.145932][ T32] r4:00000000 [ 1349.145953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.146029][ T32] r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f29b000 [ 1349.146061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.146104][ T32] r5:00001000 r4:ecd6d000 [ 1349.146151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.146223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.146272][ T32] r5:858b438c r4:858b4000 [ 1349.146292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.146339][ T32] r7:dddced80 r6:83018000 r5:858b438c r4:858eac00 [ 1349.146360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.146405][ T32] r10:61c88647 r9:85238c00 r8:858eac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.146455][ T32] r4:858eac00 [ 1349.146481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.146532][ T32] r10:00000000 r9:858eac00 r8:80287e08 r7:ecd31e60 r6:858eac80 r5:85238c00 [ 1349.146624][ T32] r4:00000001 [ 1349.146646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.146683][ T32] Exception stack(0xecd59fb0 to 0xecd59ff8) [ 1349.146737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.146769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.146797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.146847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.146875][ T32] r4:858ef600 [ 1349.147126][ T32] INFO: task kworker/0:423:6268 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.147159][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.147247][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.147319][ T32] Call trace: [ 1349.147379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.147430][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.147476][ T32] r4:00000000 [ 1349.147499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.147586][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.169516][ T32] 5d20: 942c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.169572][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.169612][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.169646][ T32] r5:800f0013 r4:80239bb0 [ 1349.169671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.169736][ T32] r4:82ac21e4 [ 1349.169782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.169853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.169881][ T32] r4:e0555dc0 [ 1349.169902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.169945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.169967][ T32] r4:00000000 [ 1349.169987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.170055][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.170082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.170128][ T32] r5:00001000 r4:ed32b000 [ 1349.170149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.170218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.170265][ T32] r5:85de9b8c r4:85de9800 [ 1349.170287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.170361][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.170387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.170435][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.170458][ T32] r4:84f79180 [ 1349.170482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.170531][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.170578][ T32] r4:00000001 [ 1349.170603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.170695][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.170727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.170756][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.170783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.170835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.170861][ T32] r4:84f60700 [ 1349.170916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.171042][ T32] INFO: task kworker/0:424:6270 blocked for more than 475 seconds. [ 1349.171108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.171137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.171161][ T32] task:kworker/0:424 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.171220][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.171302][ T32] Call trace: [ 1349.171344][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.171399][ T32] r10:8291a684 r9:ecd65d84 r8:00000002 r7:60000013 r6:ecd65d8c r5:85239800 [ 1349.171423][ T32] r4:85239800 [ 1349.171484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.171531][ T32] r5:85239800 r4:8291a680 [ 1349.171552][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.171591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.171661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd65e08 [ 1349.171688][ T32] r4:00000000 [ 1349.171709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.171743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.171788][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.171834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ef940 [ 1349.171857][ T32] r4:00000000 [ 1349.171876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.171919][ T32] r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f299000 [ 1349.171942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.171983][ T32] r5:00001000 r4:ecd61000 [ 1349.172028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.172081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.172151][ T32] r5:858a7f8c r4:858a7c00 [ 1349.172176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.172222][ T32] r7:dddced80 r6:83018000 r5:858a7f8c r4:858ead00 [ 1349.172242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.172289][ T32] r10:61c88647 r9:85239800 r8:858ead2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.172311][ T32] r4:858ead00 [ 1349.172330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.172374][ T32] r10:00000000 r9:858ead00 r8:80287e08 r7:ecd59e60 r6:858ead80 r5:85239800 [ 1349.172396][ T32] r4:00000001 [ 1349.172415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.172450][ T32] Exception stack(0xecd65fb0 to 0xecd65ff8) [ 1349.172477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.172505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.172532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.172561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.172584][ T32] r4:858ef7c0 [ 1349.173007][ T32] INFO: task kworker/0:424:6270 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.173046][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.173262][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.173308][ T32] Call trace: [ 1349.173336][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.173387][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.173411][ T32] r4:00000000 [ 1349.173430][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.173468][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.173495][ T32] 5d20: 942c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.173654][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.173685][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.173710][ T32] r5:800f0013 r4:80239bb0 [ 1349.173767][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.173812][ T32] r4:82ac21e4 [ 1349.173837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.173928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.173954][ T32] r4:e0555dc0 [ 1349.173973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.174014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.174044][ T32] r4:00000000 [ 1349.174066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.174167][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.174260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.174314][ T32] r5:00001000 r4:ed32b000 [ 1349.174334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.174373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.174414][ T32] r5:85de9b8c r4:85de9800 [ 1349.174433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.174510][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.174536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.174583][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.174627][ T32] r4:84f79180 [ 1349.174695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.174751][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.174774][ T32] r4:00000001 [ 1349.174794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.174840][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.174873][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.174904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.174956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.174988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.175041][ T32] r4:84f60700 [ 1349.175093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.175148][ T32] INFO: task kworker/0:425:6272 blocked for more than 475 seconds. [ 1349.175204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.175232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.175254][ T32] task:kworker/0:425 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.175299][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.175366][ T32] Call trace: [ 1349.175407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.175460][ T32] r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000113 r6:ecd71d8c r5:8523a400 [ 1349.175486][ T32] r4:8523a400 [ 1349.175532][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.175588][ T32] r5:8523a400 r4:8291a680 [ 1349.175609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.175656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.175713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 [ 1349.175739][ T32] r4:00000000 [ 1349.175759][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.175792][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.175825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.175864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858ef900 [ 1349.175902][ T32] r4:00000000 [ 1349.175925][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.175971][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f29d000 [ 1349.176019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.176125][ T32] r5:00001000 r4:ecd79000 [ 1349.176149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.176190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.176256][ T32] r5:858b478c r4:858b4400 [ 1349.176280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.176353][ T32] r7:dddced80 r6:83018000 r5:858b478c r4:858eae00 [ 1349.176378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.176453][ T32] r10:61c88647 r9:8523a400 r8:858eae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.176479][ T32] r4:858eae00 [ 1349.176499][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.176563][ T32] r10:00000000 r9:858eae00 r8:80287e08 r7:ecd59e60 r6:858eae80 r5:8523a400 [ 1349.176590][ T32] r4:00000001 [ 1349.176624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.176663][ T32] Exception stack(0xecd71fb0 to 0xecd71ff8) [ 1349.176690][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.176745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.176776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.176808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.176857][ T32] r4:858ef900 [ 1349.177118][ T32] INFO: task kworker/0:425:6272 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.177149][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.177229][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.177271][ T32] Call trace: [ 1349.177319][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.177368][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.177391][ T32] r4:00000000 [ 1349.177410][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.177448][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.177475][ T32] 5d20: 942c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.177502][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.177527][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.177550][ T32] r5:800f0013 r4:80239bb0 [ 1349.177622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.200219][ T32] r4:82ac21e4 [ 1349.200274][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.200346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.200370][ T32] r4:e0555dc0 [ 1349.200441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.200504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.200530][ T32] r4:00000000 [ 1349.200551][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.200598][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.200621][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.200666][ T32] r5:00001000 r4:ed32b000 [ 1349.200736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.200806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.200854][ T32] r5:85de9b8c r4:85de9800 [ 1349.200875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.200923][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.200945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.201018][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.201055][ T32] r4:84f79180 [ 1349.201079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.201128][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.201156][ T32] r4:00000001 [ 1349.201177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.201216][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.201271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.201304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.201331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.201365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.201401][ T32] r4:84f60700 [ 1349.201441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.201475][ T32] INFO: task kworker/0:426:6274 blocked for more than 475 seconds. [ 1349.201532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.201610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.201636][ T32] task:kworker/0:426 state:D stack:0 pid:6274 tgid:6274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.201762][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.201812][ T32] Call trace: [ 1349.201900][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.201972][ T32] r10:8291a684 r9:ecd7dd84 r8:00000002 r7:60000013 r6:ecd7dd8c r5:8523b000 [ 1349.202079][ T32] r4:8523b000 [ 1349.202103][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.202149][ T32] r5:8523b000 r4:8291a680 [ 1349.202169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.202259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.202306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd7de08 [ 1349.202329][ T32] r4:00000000 [ 1349.202348][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.202381][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.202414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.202468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858efd80 [ 1349.202521][ T32] r4:00000000 [ 1349.202544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.202589][ T32] r9:83018005 r8:8523b000 r7:00000000 r6:83018000 r5:00001000 r4:7f29f000 [ 1349.202635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.202680][ T32] r5:00001000 r4:ecd85000 [ 1349.202701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.202814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.202861][ T32] r5:858b4b8c r4:858b4800 [ 1349.202897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.202951][ T32] r7:dddced80 r6:83018000 r5:858b4b8c r4:858eaf00 [ 1349.202999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.203055][ T32] r10:61c88647 r9:8523b000 r8:858eaf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.203078][ T32] r4:858eaf00 [ 1349.203097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.203166][ T32] r10:00000000 r9:858eaf00 r8:80287e08 r7:ecd71e60 r6:858eaf80 r5:8523b000 [ 1349.203193][ T32] r4:00000001 [ 1349.203217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.203254][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1349.203280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.203332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.203361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.203393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.203429][ T32] r4:858efa00 [ 1349.203864][ T32] INFO: task kworker/0:426:6274 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.203901][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.203985][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.204038][ T32] Call trace: [ 1349.204070][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.204121][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.204144][ T32] r4:00000000 [ 1349.204163][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.204204][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.204307][ T32] 5d20: 9468c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.204340][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.204391][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.204418][ T32] r5:800f0013 r4:80239bb0 [ 1349.204465][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.204509][ T32] r4:82ac21e4 [ 1349.204529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.204619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.204647][ T32] r4:e0555dc0 [ 1349.204734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.204780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.204803][ T32] r4:00000000 [ 1349.204823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.204867][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.204889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.204930][ T32] r5:00001000 r4:ed32b000 [ 1349.204988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.205049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.205095][ T32] r5:85de9b8c r4:85de9800 [ 1349.205115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.205163][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.205184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.205229][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.205252][ T32] r4:84f79180 [ 1349.205272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.205318][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.205354][ T32] r4:00000001 [ 1349.205403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.205455][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.205486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.205591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.205621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.205650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.205673][ T32] r4:84f60700 [ 1349.205694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.205793][ T32] INFO: task kworker/0:427:6276 blocked for more than 475 seconds. [ 1349.205849][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.205877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.205924][ T32] task:kworker/0:427 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.205979][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.206137][ T32] Call trace: [ 1349.206242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.206301][ T32] r10:8291a684 r9:ecd89d84 r8:00000002 r7:60000013 r6:ecd89d8c r5:8523bc00 [ 1349.206325][ T32] r4:8523bc00 [ 1349.206345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.206387][ T32] r5:8523bc00 r4:8291a680 [ 1349.206406][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.206469][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.206524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 [ 1349.206583][ T32] r4:00000000 [ 1349.206622][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.206659][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.206694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.206763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858efec0 [ 1349.206789][ T32] r4:00000000 [ 1349.206809][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.206857][ T32] r9:83018005 r8:8523bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a1000 [ 1349.206879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.206920][ T32] r5:00001000 r4:ecd91000 [ 1349.206940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.206980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.207060][ T32] r5:858b4f8c r4:858b4c00 [ 1349.207121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.207174][ T32] r7:dddced80 r6:83018000 r5:858b4f8c r4:858f8000 [ 1349.207196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.207243][ T32] r10:61c88647 r9:8523bc00 r8:858f802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.207265][ T32] r4:858f8000 [ 1349.207315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.207365][ T32] r10:00000000 r9:858f8000 r8:80287e08 r7:ecd7de60 r6:858f8080 r5:8523bc00 [ 1349.207439][ T32] r4:00000001 [ 1349.207519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.229776][ T32] Exception stack(0xecd89fb0 to 0xecd89ff8) [ 1349.229906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.229950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.229982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.230048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.230130][ T32] r4:858efe00 [ 1349.230654][ T32] INFO: task kworker/0:427:6276 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.230699][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.230769][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.230832][ T32] Call trace: [ 1349.230863][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.230919][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.230958][ T32] r4:00000000 [ 1349.231013][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.231136][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.231173][ T32] 5d20: 949e5000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.231205][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.231229][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.231278][ T32] r5:800f0013 r4:80239bb0 [ 1349.231303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.231346][ T32] r4:82ac21e4 [ 1349.231367][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.231409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.231455][ T32] r4:e0555dc0 [ 1349.231533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.231578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.231627][ T32] r4:00000000 [ 1349.231675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.231725][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.231749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.231790][ T32] r5:00001000 r4:ed32b000 [ 1349.231885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.231936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.231980][ T32] r5:85de9b8c r4:85de9800 [ 1349.232001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.232053][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.232075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.232153][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.232179][ T32] r4:84f79180 [ 1349.232199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.232262][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.232288][ T32] r4:00000001 [ 1349.232310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.232384][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.232441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.232527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.232594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.232653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.232678][ T32] r4:84f60700 [ 1349.232701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.232730][ T32] INFO: task kworker/0:428:6278 blocked for more than 475 seconds. [ 1349.232762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.232787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.232834][ T32] task:kworker/0:428 state:D stack:0 pid:6278 tgid:6278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.232948][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.233021][ T32] Call trace: [ 1349.233091][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.233143][ T32] r10:8291a684 r9:ecd4dd84 r8:00000002 r7:60000113 r6:ecd4dd8c r5:8523d400 [ 1349.233169][ T32] r4:8523d400 [ 1349.233194][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.233240][ T32] r5:8523d400 r4:8291a680 [ 1349.233260][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.233302][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.233346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 [ 1349.233369][ T32] r4:00000000 [ 1349.233389][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.233423][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.233457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.233504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb240 [ 1349.233527][ T32] r4:00000000 [ 1349.233548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.233592][ T32] r9:83018005 r8:8523d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1349.233614][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.233656][ T32] r5:00001000 r4:dfafb000 [ 1349.233675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.233713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.233754][ T32] r5:858b578c r4:858b5400 [ 1349.233773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.233819][ T32] r7:dddced80 r6:83018000 r5:858b578c r4:858f8100 [ 1349.233840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.233885][ T32] r10:61c88647 r9:8523d400 r8:858f812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.233923][ T32] r4:858f8100 [ 1349.233948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.234055][ T32] r10:00000000 r9:858f8100 r8:80287e08 r7:ecd89e60 r6:858f8180 r5:8523d400 [ 1349.234134][ T32] r4:00000001 [ 1349.234235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.234288][ T32] Exception stack(0xecd4dfb0 to 0xecd4dff8) [ 1349.234360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.234465][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.234498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.234528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.234575][ T32] r4:858efc80 [ 1349.234925][ T32] INFO: task kworker/0:428:6278 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.234963][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.235022][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.235115][ T32] Call trace: [ 1349.235160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.235211][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.235235][ T32] r4:00000000 [ 1349.235254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.235305][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.235336][ T32] 5d20: 949e5000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.235378][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.235412][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.235438][ T32] r5:800f0013 r4:80239bb0 [ 1349.235471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.235521][ T32] r4:82ac21e4 [ 1349.235555][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.235619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.235672][ T32] r4:e0555dc0 [ 1349.235730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.235805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.235857][ T32] r4:00000000 [ 1349.235883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.235945][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.235983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.236068][ T32] r5:00001000 r4:ed32b000 [ 1349.236097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.236200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.236301][ T32] r5:85de9b8c r4:85de9800 [ 1349.236326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.236387][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.236415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.236464][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.236511][ T32] r4:84f79180 [ 1349.236558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.236608][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.236633][ T32] r4:00000001 [ 1349.236677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.236727][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.236786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.236902][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.237009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.237047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.237073][ T32] r4:84f60700 [ 1349.237110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.237144][ T32] INFO: task kworker/0:429:6280 blocked for more than 475 seconds. [ 1349.237194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.237252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.237277][ T32] task:kworker/0:429 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.237378][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.237439][ T32] Call trace: [ 1349.237524][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.237573][ T32] r10:8291a684 r9:ecda9d84 r8:00000002 r7:60000013 r6:ecda9d8c r5:8523ec00 [ 1349.237655][ T32] r4:8523ec00 [ 1349.258175][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.258356][ T32] r5:8523ec00 r4:8291a680 [ 1349.258382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.258425][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.258470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda9e08 [ 1349.258493][ T32] r4:00000000 [ 1349.258529][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.258622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.258692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.258763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84f4ce40 [ 1349.258788][ T32] r4:00000000 [ 1349.258810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.258862][ T32] r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a3000 [ 1349.258886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.258943][ T32] r5:00001000 r4:ecd9d000 [ 1349.258972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.259045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.259094][ T32] r5:858b538c r4:858b5000 [ 1349.259115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.259164][ T32] r7:dddced80 r6:83018000 r5:858b538c r4:858f8200 [ 1349.259185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.259237][ T32] r10:61c88647 r9:8523ec00 r8:858f822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.259286][ T32] r4:858f8200 [ 1349.259335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.259405][ T32] r10:00000000 r9:858f8200 r8:80287e08 r7:ecd4de60 r6:858f8280 r5:8523ec00 [ 1349.259458][ T32] r4:00000001 [ 1349.259507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.259551][ T32] Exception stack(0xecda9fb0 to 0xecda9ff8) [ 1349.259581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.259611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.259639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.259668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.259696][ T32] r4:856723c0 [ 1349.260183][ T32] INFO: task kworker/0:429:6280 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.260227][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.260301][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.260350][ T32] Call trace: [ 1349.260408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.260459][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.260483][ T32] r4:00000000 [ 1349.260502][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.260540][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.260570][ T32] 5d20: 94ce8000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.260599][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.260667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.260733][ T32] r5:800f0013 r4:80239bb0 [ 1349.260757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.260799][ T32] r4:82ac21e4 [ 1349.260820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.260875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.260907][ T32] r4:e0555dc0 [ 1349.260928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.260969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.260992][ T32] r4:00000000 [ 1349.261012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.261072][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.261094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.261137][ T32] r5:00001000 r4:ed32b000 [ 1349.261182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.261225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.261267][ T32] r5:85de9b8c r4:85de9800 [ 1349.261311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.261408][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.261433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.261519][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.261571][ T32] r4:84f79180 [ 1349.261594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.261642][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.261664][ T32] r4:00000001 [ 1349.261683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.261744][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.261773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.261865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.261920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.261978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.262029][ T32] r4:84f60700 [ 1349.262060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.262127][ T32] INFO: task kworker/0:430:6282 blocked for more than 475 seconds. [ 1349.262167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.262235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.262303][ T32] task:kworker/0:430 state:D stack:0 pid:6282 tgid:6282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.262391][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.262438][ T32] Call trace: [ 1349.262498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.262563][ T32] r10:8291a684 r9:ebd25d84 r8:00000002 r7:60000013 r6:ebd25d8c r5:8582ec00 [ 1349.262662][ T32] r4:8582ec00 [ 1349.262690][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.262759][ T32] r5:8582ec00 r4:8291a680 [ 1349.262883][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.262938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.263009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1349.263134][ T32] r4:00000000 [ 1349.263157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.263193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.263226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.263267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb440 [ 1349.263293][ T32] r4:00000000 [ 1349.263322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.263421][ T32] r9:83018005 r8:8582ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.263472][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.263525][ T32] r5:00001000 r4:dfb45000 [ 1349.263547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.263587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.263629][ T32] r5:858b5b8c r4:858b5800 [ 1349.263650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.263695][ T32] r7:dddced80 r6:83018000 r5:858b5b8c r4:858f8300 [ 1349.263716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.263761][ T32] r10:61c88647 r9:8582ec00 r8:858f832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.263783][ T32] r4:858f8300 [ 1349.263817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.263914][ T32] r10:00000000 r9:858f8300 r8:80287e08 r7:ecd4de60 r6:85679900 r5:8582ec00 [ 1349.263964][ T32] r4:00000001 [ 1349.264003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.264050][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1349.264080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.264116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.264171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.264204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.264228][ T32] r4:858fb0c0 [ 1349.264485][ T32] INFO: task kworker/0:430:6282 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.264518][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.264622][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.264702][ T32] Call trace: [ 1349.264746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.264836][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.264863][ T32] r4:00000000 [ 1349.264883][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.264922][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.264950][ T32] 5d20: 94ce8000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.264979][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.265009][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.265038][ T32] r5:800f0013 r4:80239bb0 [ 1349.265060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.265102][ T32] r4:82ac21e4 [ 1349.265134][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.265181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.265204][ T32] r4:e0555dc0 [ 1349.265223][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.265288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.265314][ T32] r4:00000000 [ 1349.265360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.265409][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.265437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.265481][ T32] r5:00001000 r4:ed32b000 [ 1349.265501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.265539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.265580][ T32] r5:85de9b8c r4:85de9800 [ 1349.265602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.265659][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.265684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.265731][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.265769][ T32] r4:84f79180 [ 1349.265795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.265843][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.265866][ T32] r4:00000001 [ 1349.265934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.265998][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.266049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.266083][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.266110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.266138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.266174][ T32] r4:84f60700 [ 1349.266270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.266324][ T32] INFO: task kworker/0:431:6284 blocked for more than 475 seconds. [ 1349.266359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.266411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.266461][ T32] task:kworker/0:431 state:D stack:0 pid:6284 tgid:6284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.266538][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.266632][ T32] Call trace: [ 1349.266675][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.266749][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:8582d400 [ 1349.266776][ T32] r4:8582d400 [ 1349.266835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.266886][ T32] r5:8582d400 r4:8291a680 [ 1349.266907][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.266957][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.267008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1349.267046][ T32] r4:00000000 [ 1349.267067][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.267103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.267142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.267187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb680 [ 1349.267221][ T32] r4:00000000 [ 1349.267244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.267328][ T32] r9:83018005 r8:8582d400 r7:00000000 r6:83018000 r5:00001000 r4:7f171000 [ 1349.267395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.267443][ T32] r5:00001000 r4:eb315000 [ 1349.267463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.267508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.298450][ T32] r5:858b638c r4:858b6000 [ 1349.298499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.298591][ T32] r7:dddced80 r6:83018000 r5:858b638c r4:858f8380 [ 1349.298620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.298671][ T32] r10:61c88647 r9:8582d400 r8:858f83ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.298720][ T32] r4:858f8380 [ 1349.298771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.298835][ T32] r10:00000000 r9:858f8380 r8:80287e08 r7:ebd25e60 r6:85679980 r5:8582d400 [ 1349.298926][ T32] r4:00000001 [ 1349.298950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.298990][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1349.299022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.299057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.299084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.299138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.299215][ T32] r4:858fb2c0 [ 1349.299652][ T32] INFO: task kworker/0:431:6284 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.299687][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.299812][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.299875][ T32] Call trace: [ 1349.299913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.299967][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.299990][ T32] r4:00000000 [ 1349.300010][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.300080][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.300112][ T32] 5d20: 95048000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.300143][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.300170][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.300242][ T32] r5:800f0013 r4:80239bb0 [ 1349.300291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.300362][ T32] r4:82ac21e4 [ 1349.300410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.300457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.300481][ T32] r4:e0555dc0 [ 1349.300500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.300589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.300617][ T32] r4:00000000 [ 1349.300638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.300759][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.300884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.300959][ T32] r5:00001000 r4:ed32b000 [ 1349.300983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.301024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.301078][ T32] r5:85de9b8c r4:85de9800 [ 1349.301098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.301150][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.301173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.301243][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.301269][ T32] r4:84f79180 [ 1349.301303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.301360][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.301384][ T32] r4:00000001 [ 1349.301409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.301446][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.301498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.301580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.301610][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.301645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.301695][ T32] r4:84f60700 [ 1349.301723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.301766][ T32] INFO: task kworker/0:432:6285 blocked for more than 475 seconds. [ 1349.301800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.301826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.301847][ T32] task:kworker/0:432 state:D stack:0 pid:6285 tgid:6285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.301892][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.301934][ T32] Call trace: [ 1349.302019][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.302100][ T32] r10:8291a684 r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:8582b000 [ 1349.302151][ T32] r4:8582b000 [ 1349.302214][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.302303][ T32] r5:8582b000 r4:8291a680 [ 1349.302387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.302459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.302554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1349.302581][ T32] r4:00000000 [ 1349.302601][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.302686][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.302737][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.302781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb5c0 [ 1349.302803][ T32] r4:00000000 [ 1349.302847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.302896][ T32] r9:83018005 r8:8582b000 r7:00000000 r6:83018000 r5:00001000 r4:7f16f000 [ 1349.302993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.303049][ T32] r5:00001000 r4:eafcd000 [ 1349.303099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.303142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.303186][ T32] r5:858b5f8c r4:858b5c00 [ 1349.303207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.303264][ T32] r7:dddced80 r6:83018000 r5:858b5f8c r4:858f8400 [ 1349.303313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.303368][ T32] r10:61c88647 r9:8582b000 r8:858f842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.303417][ T32] r4:858f8400 [ 1349.303440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.303485][ T32] r10:00000000 r9:858f8400 r8:80287e08 r7:ebd2de60 r6:85679a00 r5:8582b000 [ 1349.303534][ T32] r4:00000001 [ 1349.303557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.303594][ T32] Exception stack(0xebe61fb0 to 0xebe61ff8) [ 1349.303621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.303673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.303727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.303783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.303813][ T32] r4:858fb340 [ 1349.304070][ T32] INFO: task kworker/0:432:6285 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.304102][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.304236][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.304334][ T32] Call trace: [ 1349.304384][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.304471][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.304542][ T32] r4:00000000 [ 1349.304588][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.304690][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.304763][ T32] 5d20: 95048000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.304831][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.304887][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.304972][ T32] r5:800f0013 r4:80239bb0 [ 1349.305028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.305131][ T32] r4:82ac21e4 [ 1349.305178][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.305283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.305342][ T32] r4:e0555dc0 [ 1349.305389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.305485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.305539][ T32] r4:00000000 [ 1349.305588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.305695][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.305742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.305845][ T32] r5:00001000 r4:ed32b000 [ 1349.305917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.306009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.306122][ T32] r5:85de9b8c r4:85de9800 [ 1349.306287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.306403][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.306460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.306579][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.306650][ T32] r4:84f79180 [ 1349.306712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.306816][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.306871][ T32] r4:00000001 [ 1349.306923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.307054][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.307124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.307194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.307258][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.307327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.307389][ T32] r4:84f60700 [ 1349.307441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.307519][ T32] INFO: task kworker/0:433:6288 blocked for more than 475 seconds. [ 1349.339043][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.339223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.339285][ T32] task:kworker/0:433 state:D stack:0 pid:6288 tgid:6288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.339424][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.339559][ T32] Call trace: [ 1349.339635][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.339780][ T32] r10:8291a684 r9:ecd95d84 r8:00000002 r7:60000113 r6:ecd95d8c r5:8523c800 [ 1349.339844][ T32] r4:8523c800 [ 1349.339896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.339991][ T32] r5:8523c800 r4:8291a680 [ 1349.340075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.340161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.340250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 [ 1349.340304][ T32] r4:00000000 [ 1349.340375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.340459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.340568][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.340673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb780 [ 1349.340727][ T32] r4:00000000 [ 1349.340791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.340903][ T32] r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f173000 [ 1349.340957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.341068][ T32] r5:00001000 r4:eb52f000 [ 1349.341139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.341237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.341336][ T32] r5:858b678c r4:858b6400 [ 1349.341405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.341512][ T32] r7:dddced80 r6:83018000 r5:858b678c r4:858f8480 [ 1349.341563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.341666][ T32] r10:61c88647 r9:8523c800 r8:858f84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.341719][ T32] r4:858f8480 [ 1349.341767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.341894][ T32] r10:00000000 r9:858f8480 r8:80287e08 r7:ebd2de60 r6:858f8500 r5:8523c800 [ 1349.341961][ T32] r4:00000001 [ 1349.342009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.342125][ T32] Exception stack(0xecd95fb0 to 0xecd95ff8) [ 1349.342237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.342333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.342405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.342474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.342528][ T32] r4:858fb500 [ 1349.343329][ T32] INFO: task kworker/0:433:6288 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.343411][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.343540][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.343665][ T32] Call trace: [ 1349.343743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.343871][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.343942][ T32] r4:00000000 [ 1349.343989][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.344091][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.344173][ T32] 5d20: 9545a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.344243][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.344306][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.344363][ T32] r5:800f0013 r4:80239bb0 [ 1349.344429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.344528][ T32] r4:82ac21e4 [ 1349.344575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.344671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.344726][ T32] r4:e0555dc0 [ 1349.344771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.344865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.344920][ T32] r4:00000000 [ 1349.344972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.345081][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.345160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.345263][ T32] r5:00001000 r4:ed32b000 [ 1349.345315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.345412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.345503][ T32] r5:85de9b8c r4:85de9800 [ 1349.345548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.345647][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.345700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.345840][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.345950][ T32] r4:84f79180 [ 1349.346001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.346109][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.346166][ T32] r4:00000001 [ 1349.346258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.346386][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.346454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.346522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.346583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.346651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.346703][ T32] r4:84f60700 [ 1349.346784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.346857][ T32] INFO: task kworker/0:434:6291 blocked for more than 475 seconds. [ 1349.346940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.347021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.347092][ T32] task:kworker/0:434 state:D stack:0 pid:6291 tgid:6291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.347237][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.347355][ T32] Call trace: [ 1349.347446][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.347548][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000113 r6:ecaf5d8c r5:8523e000 [ 1349.368947][ T32] r4:8523e000 [ 1349.369060][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.369139][ T32] r5:8523e000 r4:8291a680 [ 1349.369186][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.369233][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.369283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1349.369345][ T32] r4:00000000 [ 1349.369369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.369464][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.369600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.369710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fbac0 [ 1349.369768][ T32] r4:00000000 [ 1349.369816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.369919][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1349.369972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.370082][ T32] r5:00001000 r4:eb81b000 [ 1349.370182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.370328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.370427][ T32] r5:858b6f8c r4:858b6c00 [ 1349.370495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.370599][ T32] r7:dddced80 r6:83018000 r5:858b6f8c r4:858f8580 [ 1349.370646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.370750][ T32] r10:61c88647 r9:8523e000 r8:858f85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.370806][ T32] r4:858f8580 [ 1349.370890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.370997][ T32] r10:00000000 r9:858f8580 r8:80287e08 r7:ecd95e60 r6:858f8600 r5:8523e000 [ 1349.371072][ T32] r4:00000001 [ 1349.371123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.371211][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1349.371282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.371383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.371452][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.371517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.371567][ T32] r4:858fb580 [ 1349.372336][ T32] INFO: task kworker/0:434:6291 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.372456][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.372695][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.372870][ T32] Call trace: [ 1349.373000][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.373120][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.373224][ T32] r4:00000000 [ 1349.373300][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.373423][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.373492][ T32] 5d20: 955e5000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.373558][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.373639][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.373708][ T32] r5:800f0013 r4:80239bb0 [ 1349.373760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.373853][ T32] r4:82ac21e4 [ 1349.373903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.373991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.374020][ T32] r4:e0555dc0 [ 1349.374083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.374129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.374152][ T32] r4:00000000 [ 1349.374227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.374333][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.374361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.374405][ T32] r5:00001000 r4:ed32b000 [ 1349.374425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.374487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.374535][ T32] r5:85de9b8c r4:85de9800 [ 1349.374555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.374627][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.374652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.374701][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.374729][ T32] r4:84f79180 [ 1349.374750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.374796][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.374843][ T32] r4:00000001 [ 1349.374871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.374909][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.374935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.374963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.374988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.375072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.375099][ T32] r4:84f60700 [ 1349.375122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.375152][ T32] INFO: task kworker/0:435:6292 blocked for more than 475 seconds. [ 1349.375187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.375212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.375232][ T32] task:kworker/0:435 state:D stack:0 pid:6292 tgid:6292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.375310][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.375357][ T32] Call trace: [ 1349.375419][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.375467][ T32] r10:8291a684 r9:ebe6dd84 r8:00000002 r7:60000113 r6:ebe6dd8c r5:85890000 [ 1349.375490][ T32] r4:85890000 [ 1349.375510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.375577][ T32] r5:85890000 r4:8291a680 [ 1349.375601][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.375642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.375686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe6de08 [ 1349.375741][ T32] r4:00000000 [ 1349.375789][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.375876][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.375960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.376060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fb900 [ 1349.376115][ T32] r4:00000000 [ 1349.376183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.376286][ T32] r9:83018005 r8:85890000 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1349.376378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.376486][ T32] r5:00001000 r4:eb6d5000 [ 1349.376537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.376630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.376744][ T32] r5:858b6b8c r4:858b6800 [ 1349.376798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.376901][ T32] r7:dddced80 r6:83018000 r5:858b6b8c r4:858f8680 [ 1349.376986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.377096][ T32] r10:61c88647 r9:85890000 r8:858f86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.377151][ T32] r4:858f8680 [ 1349.377198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.377313][ T32] r10:00000000 r9:858f8680 r8:80287e08 r7:ecaf5e60 r6:858f8700 r5:85890000 [ 1349.377376][ T32] r4:00000001 [ 1349.377425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.377506][ T32] Exception stack(0xebe6dfb0 to 0xebe6dff8) [ 1349.377564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.404341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.404395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.404431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.404455][ T32] r4:858fb580 [ 1349.404888][ T32] INFO: task kworker/0:435:6292 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.404938][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.405040][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.405108][ T32] Call trace: [ 1349.405157][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.405242][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.405307][ T32] r4:00000000 [ 1349.405335][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.405379][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.405409][ T32] 5d20: 958c9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.405437][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.405486][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.405518][ T32] r5:800f0013 r4:80239bb0 [ 1349.405566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.405630][ T32] r4:82ac21e4 [ 1349.405659][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.405703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.405754][ T32] r4:e0555dc0 [ 1349.405777][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.405844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.405895][ T32] r4:00000000 [ 1349.405919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.405966][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.405987][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.406030][ T32] r5:00001000 r4:ed32b000 [ 1349.406061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.406114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.406160][ T32] r5:85de9b8c r4:85de9800 [ 1349.406183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.406325][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.406380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.406499][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.406579][ T32] r4:84f79180 [ 1349.406626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.406772][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.406844][ T32] r4:00000001 [ 1349.406874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.406928][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.406958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.406987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.407015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.407078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.407130][ T32] r4:84f60700 [ 1349.407181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.407240][ T32] INFO: task kworker/0:436:6296 blocked for more than 475 seconds. [ 1349.407278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.407313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.407334][ T32] task:kworker/0:436 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.407410][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.407464][ T32] Call trace: [ 1349.407507][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.407560][ T32] r10:8291a684 r9:ecdadd84 r8:00000002 r7:60000113 r6:ecdadd8c r5:85890c00 [ 1349.407641][ T32] r4:85890c00 [ 1349.418244][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.418392][ T32] r5:85890c00 r4:8291a680 [ 1349.418417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.418459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.418503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdade08 [ 1349.418527][ T32] r4:00000000 [ 1349.418571][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.418611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.418651][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.418693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fbc00 [ 1349.418742][ T32] r4:00000000 [ 1349.418766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.418817][ T32] r9:83018005 r8:85890c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1ad000 [ 1349.418864][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.418913][ T32] r5:00001000 r4:eb8a3000 [ 1349.418958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.419004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.419052][ T32] r5:858b738c r4:858b7000 [ 1349.419074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.419120][ T32] r7:dddced80 r6:83018000 r5:858b738c r4:858f8780 [ 1349.419190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.419242][ T32] r10:61c88647 r9:85890c00 r8:858f87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.419265][ T32] r4:858f8780 [ 1349.419326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.419376][ T32] r10:00000000 r9:858f8780 r8:80287e08 r7:ecaf5e60 r6:858f8800 r5:85890c00 [ 1349.419424][ T32] r4:00000001 [ 1349.419452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.419504][ T32] Exception stack(0xecdadfb0 to 0xecdadff8) [ 1349.419538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.419579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.419636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.419669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.419692][ T32] r4:858fb700 [ 1349.420142][ T32] INFO: task kworker/0:436:6296 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.420197][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.420348][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.420490][ T32] Call trace: [ 1349.420614][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.420721][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.420777][ T32] r4:00000000 [ 1349.420820][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.420900][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.420980][ T32] 5d20: 95a15000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.421076][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.421135][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.421190][ T32] r5:800f0013 r4:80239bb0 [ 1349.421238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.421358][ T32] r4:82ac21e4 [ 1349.421410][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.421498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.421567][ T32] r4:e0555dc0 [ 1349.421627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.421714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.421781][ T32] r4:00000000 [ 1349.421833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.421944][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.422001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.422105][ T32] r5:00001000 r4:ed32b000 [ 1349.422154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.422298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.422395][ T32] r5:85de9b8c r4:85de9800 [ 1349.422455][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.422565][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.422618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.422732][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.422817][ T32] r4:84f79180 [ 1349.422887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.423006][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.423072][ T32] r4:00000001 [ 1349.423139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.423231][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.423320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.423421][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.423500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.423571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.423625][ T32] r4:84f60700 [ 1349.423673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.423760][ T32] INFO: task kworker/0:437:6297 blocked for more than 475 seconds. [ 1349.423860][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.423926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.423978][ T32] task:kworker/0:437 state:D stack:0 pid:6297 tgid:6297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.424093][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.424211][ T32] Call trace: [ 1349.424309][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.424416][ T32] r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:85891800 [ 1349.424489][ T32] r4:85891800 [ 1349.424545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.424643][ T32] r5:85891800 r4:8291a680 [ 1349.424711][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.424802][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.424920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 [ 1349.424993][ T32] r4:00000000 [ 1349.425054][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.425132][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.425195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.425237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fbf00 [ 1349.425260][ T32] r4:00000000 [ 1349.425283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.425579][ T32] r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [ 1349.425691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.425798][ T32] r5:00001000 r4:eb9f7000 [ 1349.425860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.425955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.426078][ T32] r5:858b7b8c r4:858b7800 [ 1349.426143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.426286][ T32] r7:dddced80 r6:83018000 r5:858b7b8c r4:858f8880 [ 1349.426334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.426527][ T32] r10:61c88647 r9:85891800 r8:858f88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.426594][ T32] r4:858f8880 [ 1349.426643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.426740][ T32] r10:00000000 r9:858f8880 r8:80287e08 r7:ecdade60 r6:858f8900 r5:85891800 [ 1349.426799][ T32] r4:00000001 [ 1349.426935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.427061][ T32] Exception stack(0xecdb1fb0 to 0xecdb1ff8) [ 1349.427134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.427182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.427220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.427262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.427295][ T32] r4:858fba80 [ 1349.458658][ T32] INFO: task kworker/0:437:6297 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.458908][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.459093][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.459228][ T32] Call trace: [ 1349.459337][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.459464][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.459523][ T32] r4:00000000 [ 1349.459637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.459747][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.459817][ T32] 5d20: 95cfc000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.459887][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.459950][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.460011][ T32] r5:800f0013 r4:80239bb0 [ 1349.460071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.460169][ T32] r4:82ac21e4 [ 1349.460239][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.460371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.460444][ T32] r4:e0555dc0 [ 1349.460553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.460658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.460715][ T32] r4:00000000 [ 1349.460764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.460870][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.460946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.461062][ T32] r5:00001000 r4:ed32b000 [ 1349.461117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.461237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.461342][ T32] r5:85de9b8c r4:85de9800 [ 1349.461397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.461503][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.461556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.461682][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.461787][ T32] r4:84f79180 [ 1349.461867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.462038][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.462115][ T32] r4:00000001 [ 1349.462161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.462290][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.462368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.462436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.462521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.462610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.462672][ T32] r4:84f60700 [ 1349.462723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.462791][ T32] INFO: task kworker/0:438:6298 blocked for more than 475 seconds. [ 1349.462862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.462918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.462965][ T32] task:kworker/0:438 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.463151][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.463272][ T32] Call trace: [ 1349.463367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.463482][ T32] r10:8291a684 r9:ecdb5d84 r8:00000002 r7:60000113 r6:ecdb5d8c r5:85892400 [ 1349.463541][ T32] r4:85892400 [ 1349.463592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.463708][ T32] r5:85892400 r4:8291a680 [ 1349.463765][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.463856][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.463977][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb5e08 [ 1349.464084][ T32] r4:00000000 [ 1349.464141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.464241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.464326][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.464441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858fbd40 [ 1349.464512][ T32] r4:00000000 [ 1349.464574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.464674][ T32] r9:83018005 r8:85892400 r7:00000000 r6:83018000 r5:00001000 r4:7f221000 [ 1349.464728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.464823][ T32] r5:00001000 r4:eb94f000 [ 1349.464872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.464976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.465082][ T32] r5:858b778c r4:858b7400 [ 1349.465140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.465242][ T32] r7:dddced80 r6:83018000 r5:858b778c r4:858f8980 [ 1349.465321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.465446][ T32] r10:61c88647 r9:85892400 r8:858f89ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.465522][ T32] r4:858f8980 [ 1349.465573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.465676][ T32] r10:00000000 r9:858f8980 r8:80287e08 r7:ecdb1e60 r6:858f8a00 r5:85892400 [ 1349.465733][ T32] r4:00000001 [ 1349.465785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.465874][ T32] Exception stack(0xecdb5fb0 to 0xecdb5ff8) [ 1349.465959][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.466032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.466123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.466230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.466290][ T32] r4:858fbbc0 [ 1349.467084][ T32] INFO: task kworker/0:438:6298 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.467176][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.467355][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.467492][ T32] Call trace: [ 1349.490829][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.490982][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.491015][ T32] r4:00000000 [ 1349.491038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.491095][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.491143][ T32] 5d20: 95f2b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.491178][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.491306][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.491390][ T32] r5:800f0013 r4:80239bb0 [ 1349.491442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.491532][ T32] r4:82ac21e4 [ 1349.491578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.491688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.491748][ T32] r4:e0555dc0 [ 1349.491813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.491908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.491960][ T32] r4:00000000 [ 1349.492011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.492138][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.492194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.492293][ T32] r5:00001000 r4:ed32b000 [ 1349.492363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.492469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.492557][ T32] r5:85de9b8c r4:85de9800 [ 1349.492609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.492706][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.492787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.492898][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.492971][ T32] r4:84f79180 [ 1349.493025][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.493132][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.493194][ T32] r4:00000001 [ 1349.493239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.493315][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.493375][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.493440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.493497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.493559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.493636][ T32] r4:84f60700 [ 1349.493701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.493785][ T32] INFO: task kworker/0:439:6301 blocked for more than 476 seconds. [ 1349.493865][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.493922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.493983][ T32] task:kworker/0:439 state:D stack:0 pid:6301 tgid:6301 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.494912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.495052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb9e08 [ 1349.495128][ T32] r4:00000000 [ 1349.495207][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.495300][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.495356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.495398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858efe00 [ 1349.495448][ T32] r4:00000000 [ 1349.495498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.495559][ T32] r9:83018005 r8:85893000 r7:00000000 r6:83018000 r5:00001000 r4:7f225000 [ 1349.495581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.495625][ T32] r5:00001000 r4:eba95000 [ 1349.495645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.495683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.495725][ T32] r5:858b7f8c r4:858b7c00 [ 1349.495942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.496012][ T32] r7:dddced80 r6:83018000 r5:858b7f8c r4:858f8a80 [ 1349.496039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.496096][ T32] r10:61c88647 r9:85893000 r8:858f8aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.496160][ T32] r4:858f8a80 [ 1349.496184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.496230][ T32] r10:00000000 r9:858f8a80 r8:80287e08 r7:ecdb1e60 r6:858f8b00 r5:85893000 [ 1349.496255][ T32] r4:00000001 [ 1349.496273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.496309][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1349.496351][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.496384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.496496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.496606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.496727][ T32] r4:858fbd80 [ 1349.497194][ T32] INFO: task kworker/0:439:6301 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.497227][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.497347][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.497394][ T32] Call trace: ** 2 printk messages dropped ** [ 1349.497538][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.521377][ T32] 5d20: 962c5000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.521411][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.521454][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.521488][ T32] r5:800f0013 r4:80239bb0 [ 1349.521519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.521584][ T32] r4:82ac21e4 [ 1349.521605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.521647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.521693][ T32] r4:e0555dc0 [ 1349.521722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.521818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 6 printk messages dropped ** [ 1349.522116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.522705][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1349.522946][ T32] INFO: task kworker/0:440:6302 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.523505][ T32] r5:85893c00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.523630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.523788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859060c0 ** 6 printk messages dropped ** [ 1349.524178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.524252][ T32] r5:858bc38c r4:858bc000 [ 1349.524351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.524399][ T32] r7:dddced80 r6:83018000 r5:858bc38c r4:858f8b80 [ 1349.524421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.524467][ T32] r10:61c88647 r9:85893c00 r8:858f8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.524516][ T32] r4:858f8b80 [ 1349.524538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.524585][ T32] r10:00000000 r9:858f8b80 r8:80287e08 r7:ecdb9e60 r6:858f8c00 r5:85893c00 [ 1349.524607][ T32] r4:00000001 [ 1349.524676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.524730][ T32] Exception stack(0xecdbdfb0 to 0xecdbdff8) [ 1349.524786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.524863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.524994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.525050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.525101][ T32] r4:85906000 [ 1349.525545][ T32] INFO: task kworker/0:440:6302 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.525597][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.525761][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.526173][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 11 printk messages dropped ** [ 1349.526773][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1349.527645][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 23 printk messages dropped ** [ 1349.541553][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.542643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.543673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1349.545144][ T32] r4:e0555dc0 ** 14 printk messages dropped ** [ 1349.546118][ T32] r4:84f79180 ** 9 printk messages dropped ** [ 1349.546893][ T32] r4:84f60700 ** 8 printk messages dropped ** [ 1349.574651][ T32] r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000113 r6:ecdc5d8c r5:85895400 [ 1349.574704][ T32] r4:85895400 [ 1349.574759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.574810][ T32] r5:85895400 r4:8291a680 [ 1349.574857][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.574953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.575001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc5e08 [ 1349.575048][ T32] r4:00000000 [ 1349.575131][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.575173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.575289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.575335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85906500 [ 1349.575362][ T32] r4:00000000 [ 1349.575392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.575441][ T32] r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f22b000 [ 1349.575464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.575515][ T32] r5:00001000 r4:ebc37000 [ 1349.575539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.575617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.575690][ T32] r5:858bcb8c r4:858bc800 [ 1349.575717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.575832][ T32] r7:dddced80 r6:83018000 r5:858bcb8c r4:858f8d80 [ 1349.575909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.576018][ T32] r10:61c88647 r9:85895400 r8:858f8dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.576098][ T32] r4:858f8d80 [ 1349.576152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.576253][ T32] r10:00000000 r9:858f8d80 r8:80287e08 r7:ecdc1e60 r6:858f8e00 r5:85895400 [ 1349.576312][ T32] r4:00000001 [ 1349.576373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1349.576626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.602304][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1349.602593][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.602647][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.602673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.602771][ T32] r5:00001000 r4:ed32b000 [ 1349.602798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.602841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.602899][ T32] r5:85de9b8c r4:85de9800 [ 1349.602926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.602976][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.602999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.603056][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.603082][ T32] r4:84f79180 [ 1349.603104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.603179][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 2 printk messages dropped ** [ 1349.603341][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1349.603603][ T32] INFO: task kworker/0:443:6309 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.604390][ T32] r5:85896000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.604843][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.605614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.605717][ T32] r5:858bcf8c r4:858bcc00 ** 1 printk messages dropped ** [ 1349.605919][ T32] r7:dddced80 r6:83018000 r5:858bcf8c r4:858f8e80 ** 2 printk messages dropped ** [ 1349.606216][ T32] r4:858f8e80 [ 1349.606278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.606407][ T32] r10:00000000 r9:858f8e80 r8:80287e08 r7:ecdc5e60 r6:858f8f00 r5:85896000 [ 1349.606472][ T32] r4:00000001 [ 1349.606518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.606601][ T32] Exception stack(0xecdc9fb0 to 0xecdc9ff8) [ 1349.606692][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.606788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.606872][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.606944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.607003][ T32] r4:85906380 [ 1349.618688][ T32] INFO: task kworker/0:443:6309 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.618855][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.618950][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.619021][ T32] Call trace: [ 1349.619089][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.619152][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.619180][ T32] r4:00000000 [ 1349.619203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.619328][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.619363][ T32] 5d20: 96950000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.619395][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.619451][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.619482][ T32] r5:800f0013 r4:80239bb0 [ 1349.619504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.619550][ T32] r4:82ac21e4 [ 1349.619573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1349.620068][ T32] r5:00001000 r4:ed32b000 ** 6 printk messages dropped ** [ 1349.620452][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1349.620852][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.621256][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.621729][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.622162][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.622309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.622596][ T32] r10:61c88647 r9:85896c00 r8:858f8fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.622975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.623923][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1349.624315][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.624756][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.625351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.625988][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1349.626660][ T32] INFO: task kworker/0:445:6312 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1349.627465][ T32] r4:84ed8000 ** 4 printk messages dropped ** [ 1349.651981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 ** 9 printk messages dropped ** [ 1349.652407][ T32] r5:00001000 r4:ebcd5000 ** 1 printk messages dropped ** [ 1349.652475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.652792][ T32] r10:00000000 r9:8594b080 r8:80287e08 r7:ecdcde60 r6:8594b100 r5:84ed8000 ** 9 printk messages dropped ** [ 1349.653707][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.654185][ T32] r5:800f0013 r4:80239bb0 [ 1349.654285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.654333][ T32] r4:82ac21e4 [ 1349.654355][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.654398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.654437][ T32] r4:e0555dc0 [ 1349.654461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.654504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.654532][ T32] r4:00000000 [ 1349.654553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.654626][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.654653][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.654709][ T32] r5:00001000 r4:ed32b000 [ 1349.654733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.654773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.654866][ T32] r5:85de9b8c r4:85de9800 [ 1349.654944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.654998][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.655020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.655077][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.655115][ T32] r4:84f79180 [ 1349.655138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.655187][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.655264][ T32] r4:00000001 [ 1349.655317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.655356][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.655382][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.655413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.655439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.655468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.655490][ T32] r4:84f60700 [ 1349.655510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.655551][ T32] INFO: task kworker/0:446:6314 blocked for more than 476 seconds. [ 1349.655586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.655611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.655633][ T32] task:kworker/0:446 state:D stack:0 pid:6314 tgid:6314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.655720][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.655791][ T32] Call trace: [ 1349.655827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.655876][ T32] r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000013 r6:ecdd9d8c r5:84ed9800 [ 1349.655901][ T32] r4:84ed9800 [ 1349.655922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.655990][ T32] r5:84ed9800 r4:8291a680 [ 1349.656048][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.656091][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.656134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1349.656157][ T32] r4:00000000 [ 1349.656181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.656216][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.656250][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.656422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85906b40 [ 1349.656448][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.656565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.656716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.656890][ T32] r10:61c88647 r9:84ed9800 r8:8594b1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.657220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.675441][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1349.675654][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.676149][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.676613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1349.677477][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.689096][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.689659][ T32] r5:84edb000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.690272][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.690878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.691239][ T32] r7:dddced80 r6:83018000 r5:858bdf8c r4:8594b280 ** 5 printk messages dropped ** [ 1349.691676][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.692083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.693691][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.694069][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1349.694828][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.695321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.696054][ T32] r4:00000001 [ 1349.696131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.696217][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.696275][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.696342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.696429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.696495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.696546][ T32] r4:84f60700 [ 1349.696597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.696651][ T32] INFO: task kworker/0:448:6318 blocked for more than 476 seconds. [ 1349.696716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.696772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.696820][ T32] task:kworker/0:448 state:D stack:0 pid:6318 tgid:6318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.696918][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.697009][ T32] Call trace: [ 1349.697095][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.697198][ T32] r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000113 r6:ecde1d8c r5:84eda400 [ 1349.697255][ T32] r4:84eda400 [ 1349.697307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.697396][ T32] r5:84eda400 r4:8291a680 [ 1349.697445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.697531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.697686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [ 1349.721182][ T32] r4:00000000 [ 1349.721231][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.721333][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.721407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.721505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85906fc0 [ 1349.721534][ T32] r4:00000000 [ 1349.721557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.721613][ T32] r9:83018005 r8:84eda400 r7:00000000 r6:83018000 r5:00001000 r4:7f237000 [ 1349.721652][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.721728][ T32] r5:00001000 r4:ebdb3000 [ 1349.721762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.721831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.721880][ T32] r5:858be38c r4:858be000 [ 1349.721903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.721976][ T32] r7:dddced80 r6:83018000 r5:858be38c r4:8594b380 [ 1349.722006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.722068][ T32] r10:61c88647 r9:84eda400 r8:8594b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.722210][ T32] r4:8594b380 [ 1349.722245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.722295][ T32] r10:00000000 r9:8594b380 r8:80287e08 r7:ecddde60 r6:8594b400 r5:84eda400 [ 1349.722340][ T32] r4:00000001 [ 1349.722376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.722419][ T32] Exception stack(0xecde1fb0 to 0xecde1ff8) [ 1349.722450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.722505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.722536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.722618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.722684][ T32] r4:85906900 [ 1349.723142][ T32] INFO: task kworker/0:448:6318 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.723178][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.723255][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.723324][ T32] Call trace: [ 1349.723358][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.723408][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.723432][ T32] r4:00000000 [ 1349.723517][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.723614][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.723649][ T32] 5d20: 973fa000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.723685][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.723738][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.723766][ T32] r5:800f0013 r4:80239bb0 [ 1349.723788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.723829][ T32] r4:82ac21e4 [ 1349.723850][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.723891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.723913][ T32] r4:e0555dc0 [ 1349.723932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.723972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.724018][ T32] r4:00000000 [ 1349.724054][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.724102][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.724177][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.724224][ T32] r5:00001000 r4:ed32b000 [ 1349.724245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.724284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.724329][ T32] r5:85de9b8c r4:85de9800 [ 1349.724365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.724416][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.724439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.724485][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.724507][ T32] r4:84f79180 [ 1349.724553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.724606][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 1 printk messages dropped ** [ 1349.724670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.724937][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1349.725173][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.725547][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.726122][ T32] r5:00001000 r4:ebdfb000 ** 1 printk messages dropped ** [ 1349.726224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.726426][ T32] r7:dddced80 r6:83018000 r5:858be78c r4:8594b480 ** 5 printk messages dropped ** [ 1349.726659][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.726829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.727682][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1349.749281][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.749673][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.750440][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 7 printk messages dropped ** [ 1349.751012][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1349.751498][ T32] INFO: task kworker/0:450:6322 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1349.752415][ T32] r5:84edbc00 r4:8291a680 ** 3 printk messages dropped ** [ 1349.752626][ T32] r4:00000000 [ 1349.752672][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.752713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.752750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.752790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594f780 [ 1349.752813][ T32] r4:00000000 [ 1349.752846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.752894][ T32] r9:83018005 r8:84edbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f23d000 [ 1349.752916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.752982][ T32] r5:00001000 r4:ebe69000 [ 1349.753140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.753187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.753232][ T32] r5:858bef8c r4:858bec00 [ 1349.753252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.753296][ T32] r7:dddced80 r6:83018000 r5:858bef8c r4:8594b580 [ 1349.753317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.753363][ T32] r10:61c88647 r9:84edbc00 r8:8594b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.753386][ T32] r4:8594b580 [ 1349.753405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.753455][ T32] r10:00000000 r9:8594b580 r8:80287e08 r7:ecdd5e60 r6:8594b600 r5:84edbc00 [ 1349.753494][ T32] r4:00000001 [ 1349.753516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.753552][ T32] Exception stack(0xecde9fb0 to 0xecde9ff8) [ 1349.753585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.753669][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.753710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.753768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.753794][ T32] r4:8594f200 [ 1349.754289][ T32] INFO: task kworker/0:450:6322 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.754350][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.754437][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.754502][ T32] Call trace: [ 1349.754536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.754587][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.754610][ T32] r4:00000000 [ 1349.754630][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.754669][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.754697][ T32] 5d20: 9761a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.754726][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.754773][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.754801][ T32] r5:800f0013 r4:80239bb0 [ 1349.754846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.754890][ T32] r4:82ac21e4 [ 1349.754912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.754976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.755004][ T32] r4:e0555dc0 [ 1349.755024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1349.755096][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.755377][ T32] r5:85de9b8c r4:85de9800 ** 5 printk messages dropped ** [ 1349.755588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1349.756030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1349.756618][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1349.757252][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.783784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594f540 ** 6 printk messages dropped ** [ 1349.784262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.784467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.785126][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.785996][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.786240][ T32] 5d20: 97995000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 9 printk messages dropped ** [ 1349.786541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1349.786917][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1349.787146][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.787312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.787621][ T32] task:kworker/0:452 state:D stack:0 pid:6325 tgid:6325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.808406][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.808552][ T32] Call trace: [ 1349.808629][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.808750][ T32] r10:8291a684 r9:ecdf1d84 r8:00000002 r7:60000113 r6:ecdf1d8c r5:84edc800 [ 1349.808820][ T32] r4:84edc800 [ 1349.808872][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.808961][ T32] r5:84edc800 r4:8291a680 [ 1349.809006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.809094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.809177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf1e08 [ 1349.809223][ T32] r4:00000000 [ 1349.809270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.809347][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.809420][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.809503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594fa40 [ 1349.809550][ T32] r4:00000000 [ 1349.809590][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.809678][ T32] r9:83018005 r8:84edc800 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1349.809747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.809841][ T32] r5:00001000 r4:eca91000 [ 1349.809888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.809970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.810098][ T32] r5:858bf78c r4:858bf400 [ 1349.810153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.810328][ T32] r7:dddced80 r6:83018000 r5:858bf78c r4:8594b780 [ 1349.810383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.810501][ T32] r10:61c88647 r9:84edc800 r8:8594b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.810554][ T32] r4:8594b780 [ 1349.810624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.810737][ T32] r10:00000000 r9:8594b780 r8:80287e08 r7:ecde9e60 r6:8594b800 r5:84edc800 [ 1349.810789][ T32] r4:00000001 [ 1349.810877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.810961][ T32] Exception stack(0xecdf1fb0 to 0xecdf1ff8) [ 1349.811035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.811119][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.811196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.811259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.811335][ T32] r4:8594f180 [ 1349.812130][ T32] INFO: task kworker/0:452:6325 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.812225][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.812435][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.812537][ T32] Call trace: [ 1349.812603][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.812701][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.812749][ T32] r4:00000000 [ 1349.812805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.812889][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.812967][ T32] 5d20: 97e63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.813045][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.813102][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.813171][ T32] r5:800f0013 r4:80239bb0 [ 1349.813219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.813323][ T32] r4:82ac21e4 [ 1349.813383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.813473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.813519][ T32] r4:e0555dc0 [ 1349.813579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.813669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.813716][ T32] r4:00000000 [ 1349.813759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.813863][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.813925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.814012][ T32] r5:00001000 r4:ed32b000 [ 1349.814058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.814147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.814291][ T32] r5:85de9b8c r4:85de9800 [ 1349.814339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.814435][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.814487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.814628][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.814703][ T32] r4:84f79180 [ 1349.814752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.814845][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.814906][ T32] r4:00000001 [ 1349.814956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.815037][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.815093][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.815150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.815590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1349.816503][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1349.840860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.841591][ T32] r10:00000000 r9:8594b880 r8:80287e08 r7:ecdf1e60 r6:8594b900 r5:84edd400 ** 10 printk messages dropped ** [ 1349.843004][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.843573][ T32] r5:800f0013 r4:80239bb0 [ 1349.843602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.843667][ T32] r4:82ac21e4 [ 1349.843691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.843755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.843824][ T32] r4:e0555dc0 [ 1349.843849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.843891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.843913][ T32] r4:00000000 [ 1349.843932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.843978][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.843999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.844040][ T32] r5:00001000 r4:ed32b000 [ 1349.844059][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.844097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.844159][ T32] r5:85de9b8c r4:85de9800 [ 1349.844189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.844240][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.844262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.844316][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.844340][ T32] r4:84f79180 [ 1349.844359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.844427][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.844454][ T32] r4:00000001 [ 1349.844473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.844535][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.844564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.844594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.844620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.844681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.844714][ T32] r4:84f60700 [ 1349.844737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.844766][ T32] INFO: task kworker/0:454:6330 blocked for more than 476 seconds. [ 1349.844799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.844844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.844893][ T32] task:kworker/0:454 state:D stack:0 pid:6330 tgid:6330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.844946][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.844987][ T32] Call trace: [ 1349.845017][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.845086][ T32] r10:8291a684 r9:ecdf9d84 r8:00000002 r7:60000013 r6:ecdf9d8c r5:84edec00 [ 1349.845113][ T32] r4:84edec00 [ 1349.845133][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.845176][ T32] r5:84edec00 r4:8291a680 [ 1349.845195][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.845232][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.845277][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 [ 1349.845300][ T32] r4:00000000 [ 1349.845319][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1349.845498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.845754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.846148][ T32] r10:61c88647 r9:84edec00 r8:8594b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.846687][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.847517][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.862652][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1349.863166][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.863390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1349.863676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1349.863827][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 3 printk messages dropped ** [ 1349.863998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.864316][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.864500][ T32] r4:85910000 ** 3 printk messages dropped ** [ 1349.864691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.864932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594fb80 ** 6 printk messages dropped ** [ 1349.865276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.865435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.865549][ T32] r4:8594ba80 [ 1349.865570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.865616][ T32] r10:00000000 r9:8594ba80 r8:80287e08 r7:ecdf9e60 r6:8594bb00 r5:85910000 [ 1349.865659][ T32] r4:00000001 [ 1349.865700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.865769][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1349.865825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.865886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.865946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.866055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.866112][ T32] r4:8594fa00 [ 1349.866873][ T32] INFO: task kworker/0:455:6332 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.866953][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.867081][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.867251][ T32] Call trace: [ 1349.867343][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.867442][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.867492][ T32] r4:00000000 [ 1349.867587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.887404][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.887553][ T32] 5d20: 9866a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.888344][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.888424][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.888490][ T32] r5:800f0013 r4:80239bb0 [ 1349.888542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.888664][ T32] r4:82ac21e4 [ 1349.888753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.888855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.888913][ T32] r4:e0555dc0 [ 1349.888978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.889095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.889153][ T32] r4:00000000 [ 1349.889204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.889317][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.889371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.889468][ T32] r5:00001000 r4:ed32b000 [ 1349.889536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.889629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.889727][ T32] r5:85de9b8c r4:85de9800 [ 1349.889781][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.889886][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.889960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.890090][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.890147][ T32] r4:84f79180 [ 1349.890230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.890366][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.890452][ T32] r4:00000001 [ 1349.890557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.890656][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.890721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.890842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.890909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.890990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.891070][ T32] r4:84f60700 [ 1349.891151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.891251][ T32] INFO: task kworker/0:456:6334 blocked for more than 476 seconds. [ 1349.891361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.891427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.891501][ T32] task:kworker/0:456 state:D stack:0 pid:6334 tgid:6334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.891648][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.891752][ T32] Call trace: [ 1349.891862][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.892005][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85910c00 [ 1349.892074][ T32] r4:85910c00 [ 1349.892123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.892221][ T32] r5:85910c00 r4:8291a680 [ 1349.892272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.892645][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.893340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1349.893607][ T32] r7:dddced80 r6:83018000 r5:858c838c r4:8594bb80 ** 5 printk messages dropped ** [ 1349.894072][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.894542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.896120][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1349.896546][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1349.896989][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.931313][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 7 printk messages dropped ** [ 1349.931899][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 4 printk messages dropped ** [ 1349.932269][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1349.932790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.933513][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1349.934061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.934509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.934603][ T32] r5:858c878c r4:858c8400 [ 1349.934671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.934795][ T32] r7:dddced80 r6:83018000 r5:858c878c r4:8594bc80 [ 1349.934849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.934947][ T32] r10:61c88647 r9:85911800 r8:8594bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.935001][ T32] r4:8594bc80 [ 1349.935072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.935196][ T32] r10:00000000 r9:8594bc80 r8:80287e08 r7:ecdfde60 r6:8594bd00 r5:85911800 [ 1349.935258][ T32] r4:00000001 [ 1349.935313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.935393][ T32] Exception stack(0xece01fb0 to 0xece01ff8) [ 1349.935453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.935522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.935586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.935653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.935704][ T32] r4:8594fcc0 [ 1349.936437][ T32] INFO: task kworker/0:457:6336 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1349.936535][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.936711][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.936803][ T32] Call trace: [ 1349.936874][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.937003][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1349.937082][ T32] r4:00000000 [ 1349.937140][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.937231][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1349.937314][ T32] 5d20: 98a08000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1349.937417][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1349.937501][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1349.937628][ T32] r5:800f0013 r4:80239bb0 [ 1349.958438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.958607][ T32] r4:82ac21e4 [ 1349.958668][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.958766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1349.958819][ T32] r4:e0555dc0 [ 1349.958866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.958988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1349.959055][ T32] r4:00000000 [ 1349.959104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.959198][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1349.959246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.959428][ T32] r5:00001000 r4:ed32b000 [ 1349.959482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.959563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.959642][ T32] r5:85de9b8c r4:85de9800 [ 1349.959680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.959764][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1349.959817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.959949][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.960001][ T32] r4:84f79180 [ 1349.960047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.960171][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1349.960217][ T32] r4:00000001 [ 1349.960256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.960334][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1349.960387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.960440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.960488][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.960540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.960598][ T32] r4:84f60700 [ 1349.960676][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.960742][ T32] INFO: task kworker/0:458:6338 blocked for more than 476 seconds. [ 1349.960834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.960884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.960925][ T32] task:kworker/0:458 state:D stack:0 pid:6338 tgid:6338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.961028][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.961121][ T32] Call trace: [ 1349.961183][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.961283][ T32] r10:8291a684 r9:ece09d84 r8:00000002 r7:60000113 r6:ece09d8c r5:85913000 [ 1349.961349][ T32] r4:85913000 [ 1349.961398][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.961478][ T32] r5:85913000 r4:8291a680 [ 1349.961526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.961603][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.961690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 [ 1349.961756][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.961894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.962614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.962733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.963070][ T32] r4:8594bd80 ** 2 printk messages dropped ** [ 1349.963252][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.963517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.964555][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.965522][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1349.966013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 14 printk messages dropped ** [ 1349.967259][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 13 printk messages dropped ** [ 1349.995954][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.996940][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.011056][ T32] r5:00001000 r4:ecb3d000 ** 1 printk messages dropped ** [ 1350.011168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.011546][ T32] r10:00000000 r9:8594be80 r8:80287e08 r7:ece09e60 r6:8594bf00 r5:85912400 [ 1350.011568][ T32] r4:00000001 [ 1350.011600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.011651][ T32] Exception stack(0xece15fb0 to 0xece15ff8) [ 1350.011684][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.011713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.011748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.011804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.011849][ T32] r4:85958100 [ 1350.012288][ T32] INFO: task kworker/0:459:6342 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.012321][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.012399][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.012470][ T32] Call trace: [ 1350.012506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.012581][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.012661][ T32] r4:00000000 [ 1350.012718][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.012828][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.012907][ T32] 5d20: 99274000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.012992][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.013079][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.013147][ T32] r5:800f0013 r4:80239bb0 [ 1350.013199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.013309][ T32] r4:82ac21e4 [ 1350.013363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.013464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.013515][ T32] r4:e0555dc0 [ 1350.013563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.013657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.013708][ T32] r4:00000000 [ 1350.013821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.013932][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.014005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.014111][ T32] r5:00001000 r4:ed32b000 [ 1350.014162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.014293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.014389][ T32] r5:85de9b8c r4:85de9800 [ 1350.014456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.014565][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.014634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.014763][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.014883][ T32] r4:84f79180 [ 1350.014930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.014983][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.015008][ T32] r4:00000001 [ 1350.015027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.015072][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.015103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.015131][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.015157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.015184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.015215][ T32] r4:84f60700 [ 1350.015238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.015283][ T32] INFO: task kworker/0:460:6344 blocked for more than 476 seconds. [ 1350.015348][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.015376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.015415][ T32] task:kworker/0:460 state:D stack:0 pid:6344 tgid:6344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.015465][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.015508][ T32] Call trace: [ 1350.015551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.015599][ T32] r10:8291a684 r9:ece11d84 r8:00000002 r7:60000113 r6:ece11d8c r5:85914800 [ 1350.015628][ T32] r4:85914800 [ 1350.015700][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.015806][ T32] r5:85914800 r4:8291a680 [ 1350.015883][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.015974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.016097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 [ 1350.016186][ T32] r4:00000000 [ 1350.016252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.016362][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.016452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.016539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958740 [ 1350.016669][ T32] r4:00000000 [ 1350.016794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.016902][ T32] r9:83018005 r8:85914800 r7:00000000 r6:83018000 r5:00001000 r4:7f257000 [ 1350.016967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.017063][ T32] r5:00001000 r4:ecb5b000 [ 1350.017115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.017201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.017302][ T32] r5:858c978c r4:858c9400 [ 1350.017349][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.017456][ T32] r7:dddced80 r6:83018000 r5:858c978c r4:8594bf80 [ 1350.017510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.030051][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.030873][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.030969][ T32] Call trace: [ 1350.031008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.031064][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.031106][ T32] r4:00000000 [ 1350.031131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.031176][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.031204][ T32] 5d20: 99274000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.031233][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.031272][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.031316][ T32] r5:800f0013 r4:80239bb0 [ 1350.031340][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.031385][ T32] r4:82ac21e4 [ 1350.031405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.031488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.031537][ T32] r4:e0555dc0 [ 1350.031588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.031692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.031748][ T32] r4:00000000 [ 1350.031831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.031953][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.032012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.032124][ T32] r5:00001000 r4:ed32b000 [ 1350.032191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.032302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.032433][ T32] r5:85de9b8c r4:85de9800 [ 1350.032495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.032602][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 1 printk messages dropped ** [ 1350.032799][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.033135][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.033259][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 3 printk messages dropped ** [ 1350.033576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1350.033947][ T32] task:kworker/0:461 state:D stack:0 pid:6346 tgid:6346 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1350.034469][ T32] r4:85915400 ** 2 printk messages dropped ** [ 1350.034613][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.035048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.035281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.035431][ T32] r7:dddced80 r6:83018000 r5:858c9b8c r4:85952080 ** 7 printk messages dropped ** [ 1350.035809][ T32] Exception stack(0xece19fb0 to 0xece19ff8) ** 11 printk messages dropped ** [ 1350.037228][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.055880][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1350.056378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1350.056977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.057252][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.057307][ T32] Call trace: [ 1350.057340][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.057391][ T32] r10:8291a684 r9:ece05d84 r8:00000002 r7:60000013 r6:ece05d8c r5:85916000 [ 1350.057441][ T32] r4:85916000 [ 1350.057466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.057509][ T32] r5:85916000 r4:8291a680 [ 1350.057528][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.057606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.068389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece05e08 [ 1350.068444][ T32] r4:00000000 [ 1350.068469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.068537][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.068593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.068679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85958980 [ 1350.068806][ T32] r4:00000000 [ 1350.068860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.068959][ T32] r9:83018005 r8:85916000 r7:00000000 r6:83018000 r5:00001000 r4:7f25b000 [ 1350.069020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.069138][ T32] r5:00001000 r4:ecb77000 [ 1350.069194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.069304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.069417][ T32] r5:858c9f8c r4:858c9c00 [ 1350.069472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.069561][ T32] r7:dddced80 r6:83018000 r5:858c9f8c r4:85952180 [ 1350.069586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.069655][ T32] r10:61c88647 r9:85916000 r8:859521ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.069699][ T32] r4:85952180 [ 1350.069722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.069770][ T32] r10:00000000 r9:85952180 r8:80287e08 r7:ece19e60 r6:85952200 r5:85916000 [ 1350.069801][ T32] r4:00000001 [ 1350.069839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.069892][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1350.069925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.069962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.070014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.070066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.070097][ T32] r4:85958980 [ 1350.070623][ T32] INFO: task kworker/0:462:6349 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.070679][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.070820][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.070920][ T32] Call trace: [ 1350.071044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1350.071378][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 11 printk messages dropped ** [ 1350.072228][ T32] r4:00000000 [ 1350.072281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.072383][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.072455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.072552][ T32] r5:00001000 r4:ed32b000 [ 1350.072600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.072688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.072779][ T32] r5:85de9b8c r4:85de9800 [ 1350.072827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.072943][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.072983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.073070][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.073144][ T32] r4:84f79180 [ 1350.073191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.073295][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.073343][ T32] r4:00000001 [ 1350.073388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.073463][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.073538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.073607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.073685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.073747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.073797][ T32] r4:84f60700 [ 1350.073847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.073907][ T32] INFO: task kworker/0:463:6351 blocked for more than 476 seconds. [ 1350.073974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.074010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.074038][ T32] task:kworker/0:463 state:D stack:0 pid:6351 tgid:6351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.074085][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.074126][ T32] Call trace: [ 1350.074236][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.074299][ T32] r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000113 r6:ece1dd8c r5:85916c00 [ 1350.074333][ T32] r4:85916c00 [ 1350.074357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.074400][ T32] r5:85916c00 r4:8291a680 [ 1350.074420][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.074457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.074498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 ** 2 printk messages dropped ** [ 1350.074573][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.074963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.075193][ T32] r4:85952280 ** 6 printk messages dropped ** [ 1350.075467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.076066][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.076384][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 8 printk messages dropped ** [ 1350.077009][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.077466][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 5 printk messages dropped ** [ 1350.096353][ T32] r4:00000001 [ 1350.096399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.096507][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.096578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.096673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.096735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.096815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.096897][ T32] r4:84f60700 [ 1350.096958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.097056][ T32] INFO: task kworker/0:464:6356 blocked for more than 476 seconds. [ 1350.097123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.097152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.097176][ T32] task:kworker/0:464 state:D stack:0 pid:6356 tgid:6356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.097272][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.097325][ T32] Call trace: [ 1350.097389][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.097469][ T32] r10:8291a684 r9:ece2dd84 r8:00000002 r7:60000113 r6:ece2dd8c r5:85928c00 [ 1350.097496][ T32] r4:85928c00 [ 1350.097584][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.102441][ T32] r5:85928c00 r4:8291a680 [ 1350.102503][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.102562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.102605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 [ 1350.102628][ T32] r4:00000000 [ 1350.102647][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.102701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.102765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.102810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858f7500 [ 1350.102832][ T32] r4:00000000 [ 1350.102852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.102907][ T32] r9:83018005 r8:85928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f267000 [ 1350.102932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.102990][ T32] r5:00001000 r4:ece37000 [ 1350.103013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.103054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.103096][ T32] r5:858caf8c r4:858cac00 [ 1350.103116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.103162][ T32] r7:dddced80 r6:83018000 r5:858caf8c r4:85952380 [ 1350.103183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.103238][ T32] r10:61c88647 r9:85928c00 r8:859523ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.103289][ T32] r4:85952380 ** 1 printk messages dropped ** [ 1350.103408][ T32] r10:00000000 r9:85952380 r8:80287e08 r7:ece1de60 r6:85952400 r5:85928c00 ** 6 printk messages dropped ** [ 1350.103673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.104356][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.104483][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.104618][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1350.104985][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.105190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.105884][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1350.106448][ T32] INFO: task kworker/0:465:6358 blocked for more than 476 seconds. ** 10 printk messages dropped ** [ 1350.107231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.129109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.129387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.129975][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.130486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.131930][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.132226][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 13 printk messages dropped ** [ 1350.133090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1350.134288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1350.134442][ T32] INFO: task kworker/0:466:6362 blocked for more than 476 seconds. [ 1350.134510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.134590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.134683][ T32] task:kworker/0:466 state:D stack:0 pid:6362 tgid:6362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.134815][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.134904][ T32] Call trace: [ 1350.134994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.135095][ T32] r10:8291a684 r9:ece21d84 r8:00000002 r7:60000113 r6:ece21d8c r5:8592a400 [ 1350.135143][ T32] r4:8592a400 [ 1350.135188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.135275][ T32] r5:8592a400 r4:8291a680 [ 1350.135317][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.135389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.135468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece21e08 [ 1350.135511][ T32] r4:00000000 [ 1350.135548][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.135611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.135690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.135808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957280 [ 1350.135865][ T32] r4:00000000 [ 1350.135905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.135988][ T32] r9:83018005 r8:8592a400 r7:00000000 r6:83018000 r5:00001000 r4:7f26b000 [ 1350.136036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.136147][ T32] r5:00001000 r4:ece4b000 [ 1350.136221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.136307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.136384][ T32] r5:858cb78c r4:858cb400 [ 1350.136422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.136505][ T32] r7:dddced80 r6:83018000 r5:858cb78c r4:85952580 [ 1350.136545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.136630][ T32] r10:61c88647 r9:8592a400 r8:859525ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.136698][ T32] r4:85952580 [ 1350.136739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.136822][ T32] r10:00000000 r9:85952580 r8:80287e08 r7:ece2de60 r6:85952600 r5:8592a400 [ 1350.136867][ T32] r4:00000001 [ 1350.136931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.137046][ T32] Exception stack(0xece21fb0 to 0xece21ff8) [ 1350.137109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.137200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.137300][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.137361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.137448][ T32] r4:859571c0 [ 1350.165258][ T32] INFO: task kworker/0:466:6362 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.165478][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.165700][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.165818][ T32] Call trace: [ 1350.165908][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.166017][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.166069][ T32] r4:00000000 [ 1350.166110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.166185][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.166283][ T32] 5d20: 9a2bd000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.166342][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.166390][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.166437][ T32] r5:800f0013 r4:80239bb0 [ 1350.166490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.166596][ T32] r4:82ac21e4 [ 1350.166650][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.166732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.166781][ T32] r4:e0555dc0 [ 1350.166823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.166903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.166946][ T32] r4:00000000 [ 1350.166986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.167073][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.167130][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.167226][ T32] r5:00001000 r4:ed32b000 [ 1350.167275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.167366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.167460][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1350.183405][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1350.183490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.183577][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.183619][ T32] r4:00000001 [ 1350.183658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.183755][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.183844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.183905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.183957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.184115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.184176][ T32] r4:84f60700 [ 1350.184228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.184289][ T32] INFO: task kworker/0:467:6363 blocked for more than 476 seconds. [ 1350.184383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.184435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.184477][ T32] task:kworker/0:467 state:D stack:0 pid:6363 tgid:6363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.184583][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.184670][ T32] Call trace: [ 1350.184746][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.184881][ T32] r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:8592b000 [ 1350.184929][ T32] r4:8592b000 [ 1350.184975][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.185061][ T32] r5:8592b000 r4:8291a680 [ 1350.185141][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.185363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 ** 6 printk messages dropped ** [ 1350.185923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.186376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.186633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.187123][ T32] Exception stack(0xece0dfb0 to 0xece0dff8) ** 6 printk messages dropped ** [ 1350.199195][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.200420][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.200768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1350.201522][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1350.201840][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1350.202336][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1350.202719][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.202803][ T32] Call trace: [ 1350.202864][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.202949][ T32] r10:8291a684 r9:ece49d84 r8:00000002 r7:60000113 r6:ece49d8c r5:8592bc00 [ 1350.202990][ T32] r4:8592bc00 [ 1350.203034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.203114][ T32] r5:8592bc00 r4:8291a680 [ 1350.203152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.203223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.203307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece49e08 [ 1350.203349][ T32] r4:00000000 [ 1350.203388][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.203452][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.203513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.203588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957500 [ 1350.203648][ T32] r4:00000000 [ 1350.203736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.203859][ T32] r9:83018005 r8:8592bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f2a5000 [ 1350.203996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.204106][ T32] r5:00001000 r4:ece57000 [ 1350.204179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.204259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.204347][ T32] r5:858cbb8c r4:858cb800 [ 1350.204385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.204479][ T32] r7:dddced80 r6:83018000 r5:858cbb8c r4:85952780 [ 1350.204542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.204701][ T32] r10:61c88647 r9:8592bc00 r8:859527ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.204767][ T32] r4:85952780 ** 1 printk messages dropped ** [ 1350.204890][ T32] r10:00000000 r9:85952780 r8:80287e08 r7:ece21e60 r6:85952800 r5:8592bc00 ** 9 printk messages dropped ** [ 1350.205959][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.206825][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 2 printk messages dropped ** [ 1350.207003][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1350.207187][ T32] r4:e0555dc0 ** 3 printk messages dropped ** [ 1350.207406][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.230506][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1350.230774][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1350.231135][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 4 printk messages dropped ** [ 1350.231558][ T32] r4:84f60700 ** 4 printk messages dropped ** [ 1350.231878][ T32] task:kworker/0:469 state:D stack:0 pid:6367 tgid:6367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.231979][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.232061][ T32] Call trace: [ 1350.232205][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.232327][ T32] r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:8592c800 [ 1350.232374][ T32] r4:8592c800 [ 1350.232415][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.232493][ T32] r5:8592c800 r4:8291a680 [ 1350.232576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.232685][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.232798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 [ 1350.232851][ T32] r4:00000000 [ 1350.232896][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.233003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.233113][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.233202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957640 [ 1350.233244][ T32] r4:00000000 [ 1350.233303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.233394][ T32] r9:83018005 r8:8592c800 r7:00000000 r6:83018000 r5:00001000 r4:7f2a7000 [ 1350.233452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.233532][ T32] r5:00001000 r4:ece63000 [ 1350.233602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.233679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.233780][ T32] r5:858cbf8c r4:858cbc00 [ 1350.233829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.233916][ T32] r7:dddced80 r6:83018000 r5:858cbf8c r4:85952880 [ 1350.233958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.234053][ T32] r10:61c88647 r9:8592c800 r8:859528ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.234115][ T32] r4:85952880 [ 1350.234275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.234418][ T32] r10:00000000 r9:85952880 r8:80287e08 r7:ece49e60 r6:85952900 r5:8592c800 ** 2 printk messages dropped ** [ 1350.234633][ T32] Exception stack(0xece55fb0 to 0xece55ff8) ** 11 printk messages dropped ** [ 1350.236242][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.236878][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1350.262128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1350.262998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.263071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.263128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.263205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.263252][ T32] r4:84f60700 [ 1350.263304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.263373][ T32] INFO: task kworker/0:470:6369 blocked for more than 476 seconds. [ 1350.263456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.263519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.263576][ T32] task:kworker/0:470 state:D stack:0 pid:6369 tgid:6369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.263706][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.263805][ T32] Call trace: [ 1350.263906][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.264058][ T32] r10:8291a684 r9:ece6dd84 r8:00000002 r7:60000113 r6:ece6dd8c r5:8592d400 [ 1350.264116][ T32] r4:8592d400 [ 1350.264156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.264234][ T32] r5:8592d400 r4:8291a680 [ 1350.264283][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.264356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.264439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece6de08 [ 1350.264506][ T32] r4:00000000 [ 1350.264548][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1350.265156][ T32] r5:00001000 r4:ece6f000 ** 1 printk messages dropped ** [ 1350.265279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.266317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.288762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.289130][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.289800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 7 printk messages dropped ** [ 1350.290461][ T32] r5:85de9b8c r4:85de9800 ** 5 printk messages dropped ** [ 1350.290909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.291607][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1350.292045][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.292561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.293376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.293624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.294353][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.294706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.296159][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1350.296891][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.297212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1350.322953][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 7 printk messages dropped ** [ 1350.323579][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1350.324053][ T32] INFO: task kworker/0:472:6372 blocked for more than 476 seconds. ** 9 printk messages dropped ** [ 1350.325064][ T32] r5:8592ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1350.325396][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.325737][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.326288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.326470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.326557][ T32] r7:dddced80 r6:83018000 r5:8598cb8c r4:85952b80 [ 1350.326613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.326706][ T32] r10:61c88647 r9:8592ec00 r8:85952bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.326755][ T32] r4:85952b80 [ 1350.326804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.326889][ T32] r10:00000000 r9:85952b80 r8:80287e08 r7:ece79e60 r6:85952c00 r5:8592ec00 [ 1350.326931][ T32] r4:00000001 [ 1350.326969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.327069][ T32] Exception stack(0xece61fb0 to 0xece61ff8) [ 1350.327152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.327243][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.327305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.327362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.327406][ T32] r4:85957740 [ 1350.346498][ T32] INFO: task kworker/0:472:6372 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.346664][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.346805][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.346972][ T32] Call trace: [ 1350.347108][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.347213][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.347260][ T32] r4:00000000 [ 1350.347310][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.347392][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.347476][ T32] 5d20: 9b4eb000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.347537][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.347660][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.358237][ T32] r5:800f0013 r4:80239bb0 [ 1350.358341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.358469][ T32] r4:82ac21e4 [ 1350.358515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.358607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.358658][ T32] r4:e0555dc0 [ 1350.358700][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.358811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.358866][ T32] r4:00000000 [ 1350.358910][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.359005][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.359088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.359206][ T32] r5:00001000 r4:ed32b000 [ 1350.359279][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.359367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.359459][ T32] r5:85de9b8c r4:85de9800 [ 1350.359506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.359612][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.359661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.359802][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.359855][ T32] r4:84f79180 [ 1350.359898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.359997][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.360044][ T32] r4:00000001 [ 1350.360101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.360177][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.360257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.360346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.360403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.360459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.360522][ T32] r4:84f60700 [ 1350.360596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.360726][ T32] INFO: task kworker/0:473:6374 blocked for more than 476 seconds. [ 1350.360799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.360846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.360888][ T32] task:kworker/0:473 state:D stack:0 pid:6374 tgid:6374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.360996][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.361088][ T32] Call trace: [ 1350.361150][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.361244][ T32] r10:8291a684 r9:ece85d84 r8:00000002 r7:60000113 r6:ece85d8c r5:85928000 [ 1350.361297][ T32] r4:85928000 [ 1350.361337][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.361489][ T32] r5:85928000 r4:8291a680 [ 1350.361546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.361630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.361723][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece85e08 [ 1350.361772][ T32] r4:00000000 [ 1350.361810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1350.362069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957c40 ** 6 printk messages dropped ** [ 1350.362519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.362632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.363196][ T32] Exception stack(0xece85fb0 to 0xece85ff8) ** 6 printk messages dropped ** [ 1350.364330][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1350.365286][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.365597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1350.366318][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 2 printk messages dropped ** [ 1350.366524][ T32] r4:84f79180 [ 1350.366560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.366688][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.366737][ T32] r4:00000001 [ 1350.366775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.366839][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.366924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.366995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.367055][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.367132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.367180][ T32] r4:84f60700 [ 1350.367231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.367294][ T32] INFO: task kworker/0:474:6377 blocked for more than 476 seconds. [ 1350.367345][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.367387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.367426][ T32] task:kworker/0:474 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.367504][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.398469][ T32] Call trace: [ 1350.398699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.398853][ T32] r10:8291a684 r9:ece91d84 r8:00000002 r7:60000013 r6:ece91d8c r5:85913c00 [ 1350.398927][ T32] r4:85913c00 [ 1350.399019][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.399136][ T32] r5:85913c00 r4:8291a680 [ 1350.399187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.399293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.399391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 [ 1350.399441][ T32] r4:00000000 [ 1350.399523][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.399606][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.399696][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.399783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85957dc0 [ 1350.399830][ T32] r4:00000000 [ 1350.399872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.399989][ T32] r9:83018005 r8:85913c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2b1000 [ 1350.400060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.400155][ T32] r5:00001000 r4:ece9f000 [ 1350.400220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.400330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.400422][ T32] r5:8598d38c r4:8598d000 [ 1350.400483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.400583][ T32] r7:dddced80 r6:83018000 r5:8598d38c r4:85952d80 [ 1350.400632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.400747][ T32] r10:61c88647 r9:85913c00 r8:85952dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.400801][ T32] r4:85952d80 [ 1350.400849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.400943][ T32] r10:00000000 r9:85952d80 r8:80287e08 r7:ece85e60 r6:85952e00 r5:85913c00 [ 1350.401006][ T32] r4:00000001 [ 1350.401069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.401160][ T32] Exception stack(0xece91fb0 to 0xece91ff8) [ 1350.401220][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.401281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.401344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.401409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.401459][ T32] r4:85957a40 [ 1350.402251][ T32] INFO: task kworker/0:474:6377 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.402364][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.402598][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.402698][ T32] Call trace: [ 1350.402767][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.402879][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.402934][ T32] r4:00000000 [ 1350.402976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.403060][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.403125][ T32] 5d20: 9bb2c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.403188][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.403269][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.403338][ T32] r5:800f0013 r4:80239bb0 [ 1350.403384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.403467][ T32] r4:82ac21e4 [ 1350.403512][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.403593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.403642][ T32] r4:e0555dc0 [ 1350.403684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.403771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 7 printk messages dropped ** [ 1350.404472][ T32] r5:85de9b8c r4:85de9800 ** 5 printk messages dropped ** [ 1350.404963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1350.405484][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.406108][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.406748][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.407420][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.436441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.437090][ T32] r10:00000000 r9:85952e80 r8:80287e08 r7:ece91e60 r6:85679b00 r5:8582e000 ** 9 printk messages dropped ** [ 1350.439102][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1350.439422][ T32] Call trace: [ 1350.439498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.439609][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.439675][ T32] r4:00000000 [ 1350.439720][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.439801][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.439881][ T32] 5d20: 9be02000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.439968][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.440051][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.440122][ T32] r5:800f0013 r4:80239bb0 [ 1350.440184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.440300][ T32] r4:82ac21e4 [ 1350.440352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.440442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.440491][ T32] r4:e0555dc0 [ 1350.440532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.440634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.440689][ T32] r4:00000000 [ 1350.440738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.441064][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.441721][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.442133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.442987][ T32] r10:8291a684 r9:ecec5d84 r8:00000002 r7:60000013 r6:ecec5d8c r5:8582bc00 ** 8 printk messages dropped ** [ 1350.443552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.444182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.444285][ T32] r5:8598db8c r4:8598d800 ** 2 printk messages dropped ** [ 1350.444479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.445110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.446273][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.446602][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1350.447092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 12 printk messages dropped ** [ 1350.478898][ T32] r4:84f79180 ** 3 printk messages dropped ** [ 1350.479212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1350.479972][ T32] task:kworker/0:477 state:D stack:0 pid:6382 tgid:6382 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.480890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced5e08 ** 9 printk messages dropped ** [ 1350.481632][ T32] r5:00001000 r4:ebe1f000 ** 1 printk messages dropped ** [ 1350.481760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.481844][ T32] r5:8598e78c r4:8598e400 [ 1350.481885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.481974][ T32] r7:dddced80 r6:83018000 r5:8598e78c r4:85952f80 [ 1350.482046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.482171][ T32] r10:61c88647 r9:8582a400 r8:85952fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.482255][ T32] r4:85952f80 [ 1350.482318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.482412][ T32] r10:00000000 r9:85952f80 r8:80287e08 r7:ecec5e60 r6:85679c00 r5:8582a400 [ 1350.482532][ T32] r4:00000001 [ 1350.482597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.482709][ T32] Exception stack(0xeced5fb0 to 0xeced5ff8) [ 1350.482812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.482873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.482927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.482983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.483048][ T32] r4:8596f080 [ 1350.483847][ T32] INFO: task kworker/0:477:6382 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.483946][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.484067][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.484154][ T32] Call trace: [ 1350.484218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.484328][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.484455][ T32] r4:00000000 [ 1350.484505][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.484584][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.484653][ T32] 5d20: 9c3cb000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.484716][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.484764][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.484818][ T32] r5:800f0013 r4:80239bb0 [ 1350.484860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.484955][ T32] r4:82ac21e4 [ 1350.485010][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.485101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.485150][ T32] r4:e0555dc0 [ 1350.485192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.485282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.485328][ T32] r4:00000000 [ 1350.485369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.485458][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.485520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.486295][ T32] r4:84f79180 ** 5 printk messages dropped ** [ 1350.486706][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.508890][ T32] r5:85828000 r4:8291a680 ** 7 printk messages dropped ** [ 1350.509500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596f040 ** 6 printk messages dropped ** [ 1350.509987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.510439][ T32] r10:61c88647 r9:85828000 r8:8597102c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.511010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.512315][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.512805][ T32] 5d20: 9c44f000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 4 printk messages dropped ** [ 1350.513188][ T32] r4:82ac21e4 [ 1350.513232][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.513337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.513384][ T32] r4:e0555dc0 [ 1350.513448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.513538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.513584][ T32] r4:00000000 [ 1350.513625][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.513813][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.513876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.513960][ T32] r5:00001000 r4:ed32b000 [ 1350.514001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.514079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.514176][ T32] r5:85de9b8c r4:85de9800 [ 1350.514258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.514364][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.514409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.514513][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.514581][ T32] r4:84f79180 [ 1350.514626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.514717][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.514800][ T32] r4:00000001 [ 1350.514894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.514978][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.515043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.515099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.515155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.515242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.515305][ T32] r4:84f60700 [ 1350.515394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515484][ T32] INFO: task kworker/0:479:6385 blocked for more than 477 seconds. [ 1350.515553][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.515603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515644][ T32] task:kworker/0:479 state:D stack:0 pid:6385 tgid:6385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.515756][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.515854][ T32] Call trace: [ 1350.515925][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.516018][ T32] r10:8291a684 r9:ecea9d84 r8:00000002 r7:60000113 r6:ecea9d8c r5:852b8000 [ 1350.516080][ T32] r4:852b8000 [ 1350.516166][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.516272][ T32] r5:852b8000 r4:8291a680 [ 1350.516392][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1350.516695][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.517042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.517422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.551462][ T32] r10:61c88647 r9:852b8000 r8:859710ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.552140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.553865][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 7 printk messages dropped ** [ 1350.554544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 12 printk messages dropped ** [ 1350.555522][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 6 printk messages dropped ** [ 1350.556124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1350.556733][ T32] task:kworker/0:480 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.570525][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.571156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.571703][ T32] r7:dddced80 r6:83018000 r5:8598eb8c r4:85971180 ** 7 printk messages dropped ** [ 1350.572284][ T32] Exception stack(0xecee1fb0 to 0xecee1ff8) ** 7 printk messages dropped ** [ 1350.573673][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.574411][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.574557][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.574631][ T32] r5:800f0013 r4:80239bb0 [ 1350.574718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.574807][ T32] r4:82ac21e4 [ 1350.574847][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.574925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.574967][ T32] r4:e0555dc0 [ 1350.575050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.575165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.575214][ T32] r4:00000000 [ 1350.575254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.575345][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.575385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.575468][ T32] r5:00001000 r4:ed32b000 [ 1350.575521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.575592][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.575674][ T32] r5:85de9b8c r4:85de9800 [ 1350.575715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.575801][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.575841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.575961][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.576062][ T32] r4:84f79180 [ 1350.576116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.576224][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.576290][ T32] r4:00000001 [ 1350.576509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.576604][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.576675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.576734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.576795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.576869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.576921][ T32] r4:84f60700 [ 1350.576965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.577022][ T32] INFO: task kworker/0:481:6390 blocked for more than 477 seconds. [ 1350.577091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.577163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.577217][ T32] task:kworker/0:481 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.577354][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.577452][ T32] Call trace: [ 1350.577536][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.603172][ T32] r10:8291a684 r9:ecee5d84 r8:00000002 r7:60000113 r6:ecee5d8c r5:852b9800 ** 8 printk messages dropped ** [ 1350.603831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.604448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.605184][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.605583][ T32] r4:8596f440 ** 6 printk messages dropped ** [ 1350.606969][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1350.607487][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1350.623629][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1350.624741][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 7 printk messages dropped ** [ 1350.625308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1350.626181][ T32] r5:852ba400 r4:8291a680 [ 1350.626260][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.626355][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.626437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee9e08 [ 1350.626486][ T32] r4:00000000 [ 1350.626525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.626594][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.626660][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.626769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596f900 [ 1350.626861][ T32] r4:00000000 [ 1350.626911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.626997][ T32] r9:83018005 r8:852ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f16d000 [ 1350.627042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.627121][ T32] r5:00001000 r4:ec6cb000 [ 1350.627163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.627237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.627329][ T32] r5:8598f38c r4:8598f000 [ 1350.627373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.627466][ T32] r7:dddced80 r6:83018000 r5:8598f38c r4:85971380 [ 1350.627511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.648682][ T32] r10:61c88647 r9:852ba400 r8:859713ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.648782][ T32] r4:85971380 [ 1350.648830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.648968][ T32] r10:00000000 r9:85971380 r8:80287e08 r7:ecee5e60 r6:85971400 r5:852ba400 [ 1350.649018][ T32] r4:00000001 [ 1350.649070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.649194][ T32] Exception stack(0xecee9fb0 to 0xecee9ff8) [ 1350.649288][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.649391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.649455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.649513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.649585][ T32] r4:8596f540 [ 1350.650413][ T32] INFO: task kworker/0:482:6392 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.650539][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.650691][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.650785][ T32] Call trace: [ 1350.650856][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.651000][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.651061][ T32] r4:00000000 [ 1350.651102][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.651175][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.651284][ T32] 5d20: 9d17b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.651347][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.651512][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.651566][ T32] r5:800f0013 r4:80239bb0 [ 1350.651606][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.651688][ T32] r4:82ac21e4 [ 1350.651727][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1350.652371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.652615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.652721][ T32] r5:85de9b8c r4:85de9800 [ 1350.652782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.652872][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.652912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.652997][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.653042][ T32] r4:84f79180 [ 1350.653124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.653217][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.653261][ T32] r4:00000001 [ 1350.653305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.653372][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.653422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.653475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.653563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.653623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.653665][ T32] r4:84f60700 [ 1350.653714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.653767][ T32] INFO: task kworker/0:483:6394 blocked for more than 477 seconds. [ 1350.653889][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.653941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.654020][ T32] task:kworker/0:483 state:D stack:0 pid:6394 tgid:6394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.654133][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.654289][ T32] Call trace: [ 1350.654357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.654484][ T32] r10:8291a684 r9:eceedd84 r8:00000002 r7:60000013 r6:eceedd8c r5:852bb000 ** 2 printk messages dropped ** [ 1350.654737][ T32] r5:852bb000 r4:8291a680 ** 7 printk messages dropped ** [ 1350.655376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8596fc00 ** 6 printk messages dropped ** [ 1350.655972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.656455][ T32] r4:85971480 ** 4 printk messages dropped ** [ 1350.656754][ T32] Exception stack(0xeceedfb0 to 0xeceedff8) ** 3 printk messages dropped ** [ 1350.657050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.682696][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.683100][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 5 printk messages dropped ** [ 1350.683488][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1350.683993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.684569][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1350.685740][ T32] task:kworker/0:484 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1350.687152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1350.703865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1350.705617][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.705731][ T32] Call trace: [ 1350.705823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.705938][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.706013][ T32] r4:00000000 [ 1350.706089][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.706186][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.706314][ T32] 5d20: 9d3fa000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.706387][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.706441][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.706580][ T32] r5:800f0013 r4:80239bb0 [ 1350.706638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.706799][ T32] r4:82ac21e4 [ 1350.706858][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.706952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.707001][ T32] r4:e0555dc0 [ 1350.707122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.707220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.707271][ T32] r4:00000000 [ 1350.707325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.707417][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.707467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.707557][ T32] r5:00001000 r4:ed32b000 [ 1350.707600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.722140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.722416][ T32] r5:85de9b8c r4:85de9800 [ 1350.722474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.722574][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.722658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.722800][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.722858][ T32] r4:84f79180 [ 1350.722941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.723708][ T32] r4:84f60700 ** 11 printk messages dropped ** [ 1350.724572][ T32] r5:852bc800 r4:8291a680 ** 8 printk messages dropped ** [ 1350.725247][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.725706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.726472][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.749053][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.749668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 16 printk messages dropped ** [ 1350.750730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1350.751459][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.752070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.752721][ T32] r5:8599878c r4:85998400 ** 2 printk messages dropped ** [ 1350.752824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.752913][ T32] r10:61c88647 r9:852bd400 r8:859717ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.752993][ T32] r4:85971780 [ 1350.753055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.753110][ T32] r10:00000000 r9:85971780 r8:80287e08 r7:ece9de60 r6:85971800 r5:852bd400 [ 1350.753182][ T32] r4:00000001 [ 1350.753206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.753248][ T32] Exception stack(0xecef5fb0 to 0xecef5ff8) [ 1350.753318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.753353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.753394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.753428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.753452][ T32] r4:8596fc40 [ 1350.753880][ T32] INFO: task kworker/0:486:6400 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.753914][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.754012][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.754245][ T32] Call trace: [ 1350.754491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.754551][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.754611][ T32] r4:00000000 [ 1350.754668][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.754711][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.754774][ T32] 5d20: 9dca5000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.754836][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.754950][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.754987][ T32] r5:800f0013 r4:80239bb0 [ 1350.755010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.755060][ T32] r4:82ac21e4 [ 1350.755126][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.755173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.755214][ T32] r4:e0555dc0 ** 1 printk messages dropped ** [ 1350.755321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 14 printk messages dropped ** [ 1350.755973][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 15 printk messages dropped ** [ 1350.756859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1350.757620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.784615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1350.785216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.786370][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 14 printk messages dropped ** [ 1350.786923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.794831][ T32] r4:84f60700 ** 8 printk messages dropped ** [ 1350.795385][ T32] r10:8291a684 r9:ecefdd84 r8:00000002 r7:60000113 r6:ecefdd8c r5:85938c00 ** 14 printk messages dropped ** [ 1350.796090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.796434][ T32] r10:61c88647 r9:85938c00 r8:859719ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.796634][ T32] Exception stack(0xecefdfb0 to 0xecefdff8) [ 1350.796684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.796741][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.796814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.796846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.796892][ T32] r4:8596ff00 [ 1350.797336][ T32] INFO: task kworker/0:488:6404 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.797370][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.797453][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.797517][ T32] Call trace: [ 1350.797601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.808522][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.808577][ T32] r4:00000000 [ 1350.808614][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.808683][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.808779][ T32] 5d20: 9e7fb000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.808841][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.808870][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.808910][ T32] r5:800f0013 r4:80239bb0 [ 1350.808955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.809010][ T32] r4:82ac21e4 [ 1350.809045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.809093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.809117][ T32] r4:e0555dc0 [ 1350.809179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.809225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.809250][ T32] r4:00000000 [ 1350.809287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.809341][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.809385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.809630][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 8 printk messages dropped ** [ 1350.809954][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.810301][ T32] task:kworker/0:489 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.810751][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.811009][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.811244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.811339][ T32] r5:85998f8c r4:85998c00 ** 2 printk messages dropped ** [ 1350.811427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.811698][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.811844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.812480][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.812574][ T32] Call trace: [ 1350.812608][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.812657][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.812683][ T32] r4:00000000 [ 1350.812704][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.812763][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.812793][ T32] 5d20: 9e7fb000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.812822][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.812847][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.812900][ T32] r5:800f0013 r4:80239bb0 [ 1350.812928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.812969][ T32] r4:82ac21e4 [ 1350.813000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.813053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.813076][ T32] r4:e0555dc0 [ 1350.813096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.813147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.813172][ T32] r4:00000000 [ 1350.813192][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.813237][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.813257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.813307][ T32] r5:00001000 r4:ed32b000 [ 1350.813329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.813409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.813457][ T32] r5:85de9b8c r4:85de9800 [ 1350.813486][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.813548][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.813596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.813645][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.813668][ T32] r4:84f79180 [ 1350.813686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.813731][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.813782][ T32] r4:00000001 [ 1350.813804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.813840][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.813885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.813918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.813974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.814006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.814126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1350.814976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983540 ** 6 printk messages dropped ** [ 1350.815247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.815862][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.816817][ T32] r5:800f0013 r4:80239bb0 ** 10 printk messages dropped ** [ 1350.817285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1350.838833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.839190][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.839274][ T32] Call trace: [ 1350.839359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.839416][ T32] r10:8291a684 r9:ecf0dd84 r8:00000002 r7:60000013 r6:ecf0dd8c r5:8582c800 [ 1350.839439][ T32] r4:8582c800 [ 1350.839459][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.839524][ T32] r5:8582c800 r4:8291a680 [ 1350.839584][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.839627][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.839690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf0de08 [ 1350.839715][ T32] r4:00000000 [ 1350.839734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.839769][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.839806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.839866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983140 [ 1350.839913][ T32] r4:00000000 [ 1350.839956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.840176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.840448][ T32] r10:61c88647 r9:8582c800 r8:85971bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1350.841501][ T32] Call trace: ** 8 printk messages dropped ** [ 1350.841785][ T32] r5:800f0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1350.842362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.843124][ T32] r4:84f60700 ** 9 printk messages dropped ** [ 1350.843505][ T32] r4:84daec00 ** 8 printk messages dropped ** [ 1350.843925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.844433][ T32] r5:85999b8c r4:85999800 ** 9 printk messages dropped ** [ 1350.844892][ T32] Exception stack(0xecf11fb0 to 0xecf11ff8) ** 12 printk messages dropped ** [ 1350.845739][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1350.846498][ T32] r5:00001000 r4:ed32b000 ** 10 printk messages dropped ** [ 1350.846895][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.847192][ T32] r4:84f60700 ** 11 printk messages dropped ** [ 1350.875668][ T32] r5:8565bc00 r4:8291a680 ** 7 printk messages dropped ** [ 1350.876080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983900 ** 6 printk messages dropped ** [ 1350.876324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.876398][ T32] r5:85999f8c r4:85999c00 [ 1350.876425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.876477][ T32] r7:dddced80 r6:83018000 r5:85999f8c r4:85971c80 [ 1350.876582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.876637][ T32] r10:61c88647 r9:8565bc00 r8:85971cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.876685][ T32] r4:85971c80 [ 1350.876714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.876766][ T32] r10:00000000 r9:85971c80 r8:80287e08 r7:ecf11e60 r6:85679f00 r5:8565bc00 [ 1350.876790][ T32] r4:00000001 [ 1350.876809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.876849][ T32] Exception stack(0xecf15fb0 to 0xecf15ff8) [ 1350.876879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.876907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.876991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.877071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.877126][ T32] r4:85983680 [ 1350.879726][ T32] INFO: task kworker/0:493:6414 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.879820][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.879957][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.880091][ T32] Call trace: [ 1350.880137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.880194][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.880260][ T32] r4:00000000 [ 1350.880313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.880359][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.880390][ T32] 5d20: 9f325000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.880439][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.880487][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.880519][ T32] r5:800f0013 r4:80239bb0 [ 1350.880575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.880620][ T32] r4:82ac21e4 [ 1350.880661][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.880738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 2 printk messages dropped ** [ 1350.880832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 15 printk messages dropped ** [ 1350.881447][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.881789][ T32] INFO: task kworker/0:494:6415 blocked for more than 477 seconds. ** 10 printk messages dropped ** [ 1350.882389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1350.883023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.883082][ T32] r5:8599a78c r4:8599a400 [ 1350.883102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.883454][ T32] r10:00000000 r9:85971d00 r8:80287e08 r7:ecf15e60 r6:85679f80 r5:85930000 ** 7 printk messages dropped ** [ 1350.883757][ T32] r4:85983840 ** 2 printk messages dropped ** [ 1350.884388][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.884593][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.884689][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 2 printk messages dropped ** [ 1350.884860][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 4 printk messages dropped ** [ 1350.885145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 4 printk messages dropped ** [ 1350.885326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.885558][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1350.885766][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1350.885887][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.886020][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.886381][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.886818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.887215][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.887350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.887416][ T32] r5:8599a38c r4:8599a000 [ 1350.887459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.887508][ T32] r7:dddced80 r6:83018000 r5:8599a38c r4:85971d80 [ 1350.887529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.909332][ T32] r10:61c88647 r9:85930c00 r8:85971dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.909462][ T32] r4:85971d80 [ 1350.909496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.909576][ T32] r10:00000000 r9:85971d80 r8:80287e08 r7:ecf19e60 r6:85679a80 r5:85930c00 [ 1350.909602][ T32] r4:00000001 [ 1350.909622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.909662][ T32] Exception stack(0xecf01fb0 to 0xecf01ff8) [ 1350.909692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.909720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.909789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.909822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.909845][ T32] r4:85983980 [ 1350.910352][ T32] INFO: task kworker/0:495:6419 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.910394][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.910503][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.910587][ T32] Call trace: [ 1350.910626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.910733][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.910793][ T32] r4:00000000 [ 1350.910824][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.910902][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.910961][ T32] 5d20: 9f98a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.911022][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.911087][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.911143][ T32] r5:800f0013 r4:80239bb0 [ 1350.911212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.911298][ T32] r4:82ac21e4 [ 1350.911373][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.911465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.911513][ T32] r4:e0555dc0 [ 1350.911549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.911625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.911653][ T32] r4:00000000 [ 1350.911691][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.911745][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.911777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.911828][ T32] r5:00001000 r4:ed32b000 [ 1350.911850][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.911891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.911987][ T32] r5:85de9b8c r4:85de9800 [ 1350.912013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.912075][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.912098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.912183][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.912217][ T32] r4:84f79180 [ 1350.912239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.912290][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.912323][ T32] r4:00000001 [ 1350.912346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.912385][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.912425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.912459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.912486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.912535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.912567][ T32] r4:84f60700 [ 1350.912598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.912636][ T32] INFO: task kworker/0:496:6420 blocked for more than 477 seconds. [ 1350.912674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.912701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.912722][ T32] task:kworker/0:496 state:D stack:0 pid:6420 tgid:6420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.912848][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.912901][ T32] Call trace: [ 1350.912957][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.913010][ T32] r10:8291a684 r9:ecf21d84 r8:00000002 r7:60000013 r6:ecf21d8c r5:85931800 [ 1350.913047][ T32] r4:85931800 [ 1350.913069][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.913134][ T32] r5:85931800 r4:8291a680 [ 1350.913180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.913246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.913307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 [ 1350.913334][ T32] r4:00000000 [ 1350.913355][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.913402][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.913442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.913486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983d80 [ 1350.913536][ T32] r4:00000000 [ 1350.913566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.913621][ T32] r9:83018005 r8:85931800 r7:00000000 r6:83018000 r5:00001000 r4:7f1f9000 [ 1350.913644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.913687][ T32] r5:00001000 r4:ec911000 [ 1350.913718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.913763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.913828][ T32] r5:8599ab8c r4:8599a800 [ 1350.913857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.913906][ T32] r7:dddced80 r6:83018000 r5:8599ab8c r4:85971e00 [ 1350.913926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.913989][ T32] r10:61c88647 r9:85931800 r8:85971e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.914016][ T32] r4:85971e00 [ 1350.914045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.914092][ T32] r10:00000000 r9:85971e00 r8:80287e08 r7:ecf19e60 r6:85986000 r5:85931800 [ 1350.914116][ T32] r4:00000001 [ 1350.914143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.914248][ T32] Exception stack(0xecf21fb0 to 0xecf21ff8) [ 1350.914304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.914364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.914396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.914425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.914446][ T32] r4:859838c0 [ 1350.914723][ T32] INFO: task kworker/0:496:6420 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.914785][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.914868][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.914918][ T32] Call trace: [ 1350.915003][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.915067][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.915093][ T32] r4:00000000 [ 1350.915136][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.915216][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1350.915256][ T32] 5d20: 9f98a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.915288][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.915332][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.915365][ T32] r5:800f0013 r4:80239bb0 [ 1350.915388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.915432][ T32] r4:82ac21e4 [ 1350.915452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.915495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.915517][ T32] r4:e0555dc0 [ 1350.915537][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.915620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.915653][ T32] r4:00000000 [ 1350.915674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.915722][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.915744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.915816][ T32] r5:00001000 r4:ed32b000 [ 1350.915841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.915884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.915955][ T32] r5:85de9b8c r4:85de9800 [ 1350.915985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.916043][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.916067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.916117][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.916181][ T32] r4:84f79180 [ 1350.916211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.916260][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.916288][ T32] r4:00000001 [ 1350.916307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.916344][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.916399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.916498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.916539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.916581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.916607][ T32] r4:84f60700 [ 1350.916628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.916653][ T32] INFO: task kworker/0:497:6423 blocked for more than 477 seconds. [ 1350.916685][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.916714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.916736][ T32] task:kworker/0:497 state:D stack:0 pid:6423 tgid:6423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.916782][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.916869][ T32] Call trace: [ 1350.916920][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.917134][ T32] r5:85932400 r4:8291a680 ** 5 printk messages dropped ** [ 1350.917455][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.948894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.949035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.949459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.950945][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 7 printk messages dropped ** [ 1350.951408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.952153][ T32] r5:00001000 r4:ed32b000 ** 4 printk messages dropped ** [ 1350.952517][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.952566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.952662][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.952732][ T32] r4:84f79180 [ 1350.952790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.952909][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.952966][ T32] r4:00000001 [ 1350.953013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.953118][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.953175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.953236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.953295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.953363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.953429][ T32] r4:84f60700 [ 1350.953504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.953575][ T32] INFO: task kworker/0:498:6425 blocked for more than 477 seconds. [ 1350.953644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.953698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.953747][ T32] task:kworker/0:498 state:D stack:0 pid:6425 tgid:6425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.953875][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.953986][ T32] Call trace: [ 1350.954116][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.954251][ T32] r10:8291a684 r9:ecf1dd84 r8:00000002 r7:60000113 r6:ecf1dd8c r5:85933000 [ 1350.954305][ T32] r4:85933000 [ 1350.954361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.954445][ T32] r5:85933000 r4:8291a680 [ 1350.954468][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.954509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.954551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf1de08 [ 1350.954625][ T32] r4:00000000 [ 1350.954647][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.954687][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.954724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.954766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f040 [ 1350.954788][ T32] r4:00000000 [ 1350.954808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.954851][ T32] r9:83018005 r8:85933000 r7:00000000 r6:83018000 r5:00001000 r4:7f203000 [ 1350.954897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.954945][ T32] r5:00001000 r4:eca3d000 [ 1350.954967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.955005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.955057][ T32] r5:8599b38c r4:8599b000 [ 1350.955101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.955191][ T32] r7:dddced80 r6:83018000 r5:8599b38c r4:85971f00 [ 1350.955241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.955295][ T32] r10:61c88647 r9:85933000 r8:85971f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.955321][ T32] r4:85971f00 [ 1350.955416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.955464][ T32] r10:00000000 r9:85971f00 r8:80287e08 r7:ecf25e60 r6:85986100 r5:85933000 [ 1350.955508][ T32] r4:00000001 [ 1350.955530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.955643][ T32] Exception stack(0xecf1dfb0 to 0xecf1dff8) [ 1350.955672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.955701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.955747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.955780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.955802][ T32] r4:85983d40 [ 1350.956138][ T32] INFO: task kworker/0:498:6425 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.956219][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.956309][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.956410][ T32] Call trace: [ 1350.956491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.956542][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1350.956567][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1350.956716][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 7 printk messages dropped ** [ 1350.957060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 7 printk messages dropped ** [ 1350.957366][ T32] r5:00001000 r4:ed32b000 ** 7 printk messages dropped ** [ 1350.978579][ T32] r4:84f79180 ** 3 printk messages dropped ** [ 1350.978717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1350.979424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1350.980281][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.980799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.981122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.981382][ T32] r10:61c88647 r9:85935400 r8:85971fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1350.981819][ T32] r4:8597f1c0 ** 6 printk messages dropped ** [ 1350.982628][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.982739][ T32] 5d20: a06e2000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1350.982769][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1350.982793][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1350.982841][ T32] r5:800f0013 r4:80239bb0 [ 1350.982885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.982932][ T32] r4:82ac21e4 [ 1350.982953][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.983007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1350.983060][ T32] r4:e0555dc0 [ 1350.983109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.983154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1350.983177][ T32] r4:00000000 [ 1350.983197][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.983241][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1350.983262][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.983303][ T32] r5:00001000 r4:ed32b000 [ 1350.983323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.983360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.983401][ T32] r5:85de9b8c r4:85de9800 [ 1350.983423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.983468][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1350.983489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.983534][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.983657][ T32] r4:84f79180 [ 1350.983685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.983733][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1350.983756][ T32] r4:00000001 [ 1350.983799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.983867][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1350.983952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.984011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.984042][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.984072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.984114][ T32] r4:84f60700 [ 1350.984161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.984212][ T32] INFO: task kworker/0:500:6431 blocked for more than 477 seconds. [ 1350.984311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.984370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.984419][ T32] task:kworker/0:500 state:D stack:0 pid:6431 tgid:6431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.984528][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.984623][ T32] Call trace: [ 1350.984707][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.984827][ T32] r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000113 r6:ecf39d8c r5:85933c00 [ 1350.984898][ T32] r4:85933c00 [ 1350.984975][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.985071][ T32] r5:85933c00 r4:8291a680 [ 1350.985116][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.985202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.985263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf39e08 [ 1350.985288][ T32] r4:00000000 [ 1350.985385][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.985441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.985478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.985548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f540 [ 1350.985600][ T32] r4:00000000 [ 1350.985666][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.985776][ T32] r9:83018005 r8:85933c00 r7:00000000 r6:83018000 r5:00001000 r4:7f209000 [ 1350.985824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.985916][ T32] r5:00001000 r4:ecc3b000 [ 1350.985978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.986104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.986234][ T32] r5:8599bf8c r4:8599bc00 [ 1350.986317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.986418][ T32] r7:dddced80 r6:83018000 r5:8599bf8c r4:8597d000 [ 1350.986469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.986537][ T32] r10:61c88647 r9:85933c00 r8:8597d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.986566][ T32] r4:8597d000 [ 1350.986609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.986658][ T32] r10:00000000 r9:8597d000 r8:80287e08 r7:ecf35e60 r6:85986200 r5:85933c00 [ 1350.986707][ T32] r4:00000001 [ 1350.986757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.986796][ T32] Exception stack(0xecf39fb0 to 0xecf39ff8) [ 1350.986823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.986852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.986883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.986988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.987069][ T32] r4:8597f100 [ 1350.987341][ T32] INFO: task kworker/0:500:6431 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1350.987375][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.987464][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.987513][ T32] Call trace: [ 1350.987621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.008547][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.008631][ T32] r4:00000000 [ 1351.008662][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.008728][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.008762][ T32] 5d20: a08a7000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.008817][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.008848][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.008875][ T32] r5:800f0013 r4:80239bb0 [ 1351.008896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1351.009203][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.009754][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 8 printk messages dropped ** [ 1351.010328][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.010694][ T32] task:kworker/0:501 state:D stack:0 pid:6434 tgid:6434 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.011192][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.011642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.011806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.012066][ T32] r4:8597d080 ** 4 printk messages dropped ** [ 1351.012277][ T32] Exception stack(0xecf45fb0 to 0xecf45ff8) ** 6 printk messages dropped ** [ 1351.013063][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.013552][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1351.013779][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1351.014095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.014521][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1351.014756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.014793][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.014820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.014854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.014883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.014912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.014961][ T32] r4:84f60700 [ 1351.014987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.015013][ T32] INFO: task kworker/0:502:6435 blocked for more than 477 seconds. [ 1351.015042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.015092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.015142][ T32] task:kworker/0:502 state:D stack:0 pid:6435 tgid:6435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.015240][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.015373][ T32] Call trace: [ 1351.015407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.015455][ T32] r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000013 r6:ecf49d8c r5:85936000 [ 1351.015477][ T32] r4:85936000 [ 1351.015517][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.015589][ T32] r5:85936000 r4:8291a680 [ 1351.015614][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.015653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.015719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf49e08 [ 1351.015795][ T32] r4:00000000 [ 1351.015817][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.015882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.015972][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.016046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597f680 [ 1351.016085][ T32] r4:00000000 [ 1351.016107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.016153][ T32] r9:83018005 r8:85936000 r7:00000000 r6:83018000 r5:00001000 r4:7f20d000 [ 1351.016176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.016217][ T32] r5:00001000 r4:ecc47000 [ 1351.016265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.016309][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.016375][ T32] r5:859a038c r4:859a0000 [ 1351.016399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.016498][ T32] r7:dddced80 r6:83018000 r5:859a038c r4:8597d100 [ 1351.016528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.016576][ T32] r10:61c88647 r9:85936000 r8:8597d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.016624][ T32] r4:8597d100 [ 1351.016659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.016735][ T32] r10:00000000 r9:8597d100 r8:80287e08 r7:ecf39e60 r6:85986300 r5:85936000 [ 1351.016767][ T32] r4:00000001 [ 1351.016787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.016841][ T32] Exception stack(0xecf49fb0 to 0xecf49ff8) [ 1351.016924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.016995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.017068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.017132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.017179][ T32] r4:8597f340 [ 1351.046537][ T32] INFO: task kworker/0:502:6435 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.046668][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.046779][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.046886][ T32] Call trace: [ 1351.046953][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.047014][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.047041][ T32] r4:00000000 [ 1351.047073][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.047120][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.047151][ T32] 5d20: a0d54000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.047180][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.047205][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.047234][ T32] r5:800f0013 r4:80239bb0 [ 1351.047257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.047310][ T32] r4:82ac21e4 [ 1351.047332][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.047380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.047405][ T32] r4:e0555dc0 [ 1351.047426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.047466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.047489][ T32] r4:00000000 [ 1351.047509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.047554][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.047681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.048257][ T32] r5:00001000 r4:ed32b000 [ 1351.048301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.048379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.048430][ T32] r5:85de9b8c r4:85de9800 [ 1351.048454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.048502][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.048524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.048580][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.048637][ T32] r4:84f79180 [ 1351.048662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.048711][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.048746][ T32] r4:00000001 [ 1351.048794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.048886][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.048947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.048983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.049013][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.049044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.049100][ T32] r4:84f60700 [ 1351.049175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.049222][ T32] INFO: task kworker/0:503:6437 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.049466][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.050139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.050506][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.050712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.050786][ T32] r5:859a078c r4:859a0400 ** 2 printk messages dropped ** [ 1351.050918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.051253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.051872][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.052824][ T32] r5:800f0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.053194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 9 printk messages dropped ** [ 1351.053809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.054506][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1351.054817][ T32] r4:84f60700 ** 3 printk messages dropped ** [ 1351.055001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1351.055502][ T32] r5:851e9800 r4:8291a680 ** 3 printk messages dropped ** [ 1351.055646][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.055995][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.056247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.056300][ T32] r5:859a0b8c r4:859a0800 ** 2 printk messages dropped ** [ 1351.056479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.056804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.057312][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.057390][ T32] Call trace: [ 1351.057426][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.057569][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.081936][ T32] r4:00000000 [ 1351.081992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.082095][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.082134][ T32] 5d20: a0ef2000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.082165][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.082244][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.082317][ T32] r5:800f0013 r4:80239bb0 [ 1351.082347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.082395][ T32] r4:82ac21e4 [ 1351.082416][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.082459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.082483][ T32] r4:e0555dc0 [ 1351.082529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.082583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.082608][ T32] r4:00000000 [ 1351.082653][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.082705][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.082747][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.082796][ T32] r5:00001000 r4:ed32b000 [ 1351.082822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.082863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.082930][ T32] r5:85de9b8c r4:85de9800 [ 1351.082956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.083027][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.083053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.083101][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.083130][ T32] r4:84f79180 [ 1351.083178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.083230][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.083254][ T32] r4:00000001 [ 1351.083282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.083326][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.083354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.083382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.083434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.083468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.083492][ T32] r4:84f60700 [ 1351.083540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.083576][ T32] INFO: task kworker/0:505:6440 blocked for more than 477 seconds. [ 1351.083612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.083661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.083688][ T32] task:kworker/0:505 state:D stack:0 pid:6440 tgid:6440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.083748][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.083817][ T32] Call trace: [ 1351.083883][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.083981][ T32] r10:8291a684 r9:ecf5dd84 r8:00000002 r7:60000113 r6:ecf5dd8c r5:851e8000 [ 1351.084010][ T32] r4:851e8000 [ 1351.084060][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.084108][ T32] r5:851e8000 r4:8291a680 [ 1351.084129][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.084169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.084210][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 [ 1351.084233][ T32] r4:00000000 [ 1351.084293][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.084333][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.084367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.084562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fe80 [ 1351.084589][ T32] r4:00000000 [ 1351.084611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.084656][ T32] r9:83018005 r8:851e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f271000 [ 1351.084678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.084719][ T32] r5:00001000 r4:ecca7000 [ 1351.084739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.084873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.084924][ T32] r5:859a1b8c r4:859a1800 [ 1351.084946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.085026][ T32] r7:dddced80 r6:83018000 r5:859a1b8c r4:8597d280 [ 1351.085085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.085284][ T32] r10:00000000 r9:8597d280 r8:80287e08 r7:ecf55e60 r6:85986480 r5:851e8000 ** 6 printk messages dropped ** [ 1351.085704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.086647][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.086790][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1351.087556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 11 printk messages dropped ** [ 1351.109162][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.109527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.109591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.109658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.109720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.109770][ T32] r4:84f60700 [ 1351.109819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.109878][ T32] INFO: task kworker/0:506:6442 blocked for more than 477 seconds. [ 1351.109970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.110032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.110085][ T32] task:kworker/0:506 state:D stack:0 pid:6442 tgid:6442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.110240][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.110389][ T32] Call trace: [ 1351.110497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.110634][ T32] r10:8291a684 r9:ecf65d84 r8:00000002 r7:60000013 r6:ecf65d8c r5:851ebc00 [ 1351.110704][ T32] r4:851ebc00 [ 1351.110755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.110840][ T32] r5:851ebc00 r4:8291a680 [ 1351.110899][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.110978][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.111084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 [ 1351.111161][ T32] r4:00000000 [ 1351.111209][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.111297][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.111382][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.111471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fa80 [ 1351.111525][ T32] r4:00000000 [ 1351.111572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.111665][ T32] r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f21d000 [ 1351.111754][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.111874][ T32] r5:00001000 r4:ecc77000 [ 1351.111924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.112006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.112095][ T32] r5:859a0f8c r4:859a0c00 [ 1351.112140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.112204][ T32] r7:dddced80 r6:83018000 r5:859a0f8c r4:8597d300 [ 1351.112229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.112302][ T32] r10:61c88647 r9:851ebc00 r8:8597d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.112429][ T32] r4:8597d300 [ 1351.112452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.112500][ T32] r10:00000000 r9:8597d300 r8:80287e08 r7:ecf5de60 r6:85986500 r5:851ebc00 [ 1351.112534][ T32] r4:00000001 [ 1351.112631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.112672][ T32] Exception stack(0xecf65fb0 to 0xecf65ff8) [ 1351.112755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.112792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.112818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.112847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.112871][ T32] r4:8597f780 [ 1351.113330][ T32] INFO: task kworker/0:506:6442 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.113391][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.113591][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.113676][ T32] Call trace: [ 1351.113745][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.113837][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.113955][ T32] r4:00000000 [ 1351.114078][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.114166][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.114260][ T32] 5d20: a13b8000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.114307][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.114334][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.114357][ T32] r5:800f0013 r4:80239bb0 [ 1351.114378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.114420][ T32] r4:82ac21e4 [ 1351.114440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.114481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.114597][ T32] r4:e0555dc0 [ 1351.114620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.115025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.115091][ T32] r4:00000000 [ 1351.115121][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.115171][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.115195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.115238][ T32] r5:00001000 r4:ed32b000 [ 1351.115344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.115388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.115465][ T32] r5:85de9b8c r4:85de9800 [ 1351.115490][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.115544][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.115566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.115615][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.115638][ T32] r4:84f79180 [ 1351.115656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.115701][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.115739][ T32] r4:00000001 [ 1351.115768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.115806][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.115833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.115895][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.115926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.115955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.115977][ T32] r4:84f60700 [ 1351.116000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.116029][ T32] INFO: task kworker/0:507:6444 blocked for more than 477 seconds. [ 1351.116057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.116080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.116102][ T32] task:kworker/0:507 state:D stack:0 pid:6444 tgid:6444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.116168][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.116213][ T32] Call trace: [ 1351.116243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.116313][ T32] r10:8291a684 r9:ecf6dd84 r8:00000002 r7:60000113 r6:ecf6dd8c r5:851eb000 [ 1351.116372][ T32] r4:851eb000 [ 1351.117236][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1351.117350][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.152528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.152869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.152947][ T32] r5:859a138c r4:859a1000 [ 1351.152972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.153021][ T32] r7:dddced80 r6:83018000 r5:859a138c r4:8597d380 [ 1351.153097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.153183][ T32] r10:61c88647 r9:851eb000 r8:8597d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.153211][ T32] r4:8597d380 [ 1351.153232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.153298][ T32] r10:00000000 r9:8597d380 r8:80287e08 r7:ecf5de60 r6:85986580 r5:851eb000 [ 1351.153725][ T32] r4:00000001 [ 1351.153758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.154173][ T32] Exception stack(0xecf6dfb0 to 0xecf6dff8) [ 1351.154259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.154332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.154368][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.154398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.154421][ T32] r4:8597f880 [ 1351.155079][ T32] INFO: task kworker/0:507:6444 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.155166][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.155304][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.155397][ T32] Call trace: [ 1351.155504][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.155615][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.155667][ T32] r4:00000000 [ 1351.155715][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1351.155905][ T32] 5d20: a1aef000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 9 printk messages dropped ** [ 1351.156786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 11 printk messages dropped ** [ 1351.157549][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.178801][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.179372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1351.180165][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.180550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597fd00 ** 6 printk messages dropped ** [ 1351.180848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.180890][ T32] r5:859a178c r4:859a1400 ** 1 printk messages dropped ** [ 1351.181155][ T32] r7:dddced80 r6:83018000 r5:859a178c r4:8597d400 ** 4 printk messages dropped ** [ 1351.181644][ T32] r10:00000000 r9:8597d400 r8:80287e08 r7:ecf5de60 r6:85986600 r5:851ec800 ** 7 printk messages dropped ** [ 1351.182355][ T32] r4:8597fa40 ** 3 printk messages dropped ** [ 1351.183630][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.184475][ T32] 5d20: a1f1f000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 6 printk messages dropped ** [ 1351.184729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 7 printk messages dropped ** [ 1351.185391][ T32] r5:00001000 r4:ed32b000 ** 6 printk messages dropped ** [ 1351.185986][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.186722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.186841][ T32] INFO: task kworker/0:509:6448 blocked for more than 477 seconds. [ 1351.186894][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.186953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.187080][ T32] task:kworker/0:509 state:D stack:0 pid:6448 tgid:6448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.187254][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.187396][ T32] Call trace: [ 1351.187477][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.198099][ T32] r10:8291a684 r9:ecf7dd84 r8:00000002 r7:60000113 r6:ecf7dd8c r5:851ee000 [ 1351.198237][ T32] r4:851ee000 [ 1351.198289][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.198371][ T32] r5:851ee000 r4:8291a680 [ 1351.198394][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.198436][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.198480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf7de08 [ 1351.198503][ T32] r4:00000000 [ 1351.198523][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.198575][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.198620][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.198699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983cc0 [ 1351.198726][ T32] r4:00000000 [ 1351.198746][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.198795][ T32] r9:83018005 r8:851ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f275000 [ 1351.198817][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.198863][ T32] r5:00001000 r4:eccc3000 [ 1351.198979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.199030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.199076][ T32] r5:859a238c r4:859a2000 [ 1351.199165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.199219][ T32] r7:dddced80 r6:83018000 r5:859a238c r4:8597d480 [ 1351.199280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.199348][ T32] r10:61c88647 r9:851ee000 r8:8597d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.199376][ T32] r4:8597d480 [ 1351.199396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.199444][ T32] r10:00000000 r9:8597d480 r8:80287e08 r7:ecf5de60 r6:85986680 r5:851ee000 [ 1351.199466][ T32] r4:00000001 [ 1351.199486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.199551][ T32] Exception stack(0xecf7dfb0 to 0xecf7dff8) [ 1351.199612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.199644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.199671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.199725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.199778][ T32] r4:8597fb80 [ 1351.200223][ T32] INFO: task kworker/0:509:6448 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.200264][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.200377][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.200429][ T32] Call trace: [ 1351.200516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.200603][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.200661][ T32] r4:00000000 [ 1351.200712][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.200767][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.200817][ T32] 5d20: a1f1f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.200891][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.200930][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.200955][ T32] r5:800f0013 r4:80239bb0 [ 1351.200977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.201028][ T32] r4:82ac21e4 [ 1351.201077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.201202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.201234][ T32] r4:e0555dc0 [ 1351.201310][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.201359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.201382][ T32] r4:00000000 [ 1351.201405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.201494][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.201548][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.201627][ T32] r5:00001000 r4:ed32b000 [ 1351.201663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.201707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.201751][ T32] r5:85de9b8c r4:85de9800 [ 1351.201785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.201852][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.201878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.201950][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.202000][ T32] r4:84f79180 [ 1351.202050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1351.202232][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1351.202522][ T32] INFO: task kworker/0:510:6450 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.202874][ T32] r4:851ed400 ** 3 printk messages dropped ** [ 1351.203055][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1351.203332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.203504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.203742][ T32] r10:61c88647 r9:851ed400 r8:8597d52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1351.204113][ T32] r4:8597fc80 ** 2 printk messages dropped ** [ 1351.204527][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.204572][ T32] Call trace: [ 1351.204626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.204679][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.204726][ T32] r4:00000000 [ 1351.204749][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.204789][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.204840][ T32] 5d20: a1f1f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.204873][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.204903][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.204928][ T32] r5:800f0013 r4:80239bb0 [ 1351.204976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.205022][ T32] r4:82ac21e4 [ 1351.205056][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.205102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.205139][ T32] r4:e0555dc0 [ 1351.205187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.205234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.205282][ T32] r4:00000000 [ 1351.205332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.205393][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.205443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.205494][ T32] r5:00001000 r4:ed32b000 [ 1351.205517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.205582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.205629][ T32] r5:85de9b8c r4:85de9800 [ 1351.205651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.205763][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.205789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.205856][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.205883][ T32] r4:84f79180 [ 1351.205902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.205948][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.205972][ T32] r4:00000001 [ 1351.206028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.206069][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.206095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.206123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.206149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.206178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.206228][ T32] r4:84f60700 [ 1351.206272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.206340][ T32] INFO: task kworker/0:511:6452 blocked for more than 477 seconds. [ 1351.206405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.206432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.206737][ T32] task:kworker/0:511 state:D stack:0 pid:6452 tgid:6452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.206822][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.206869][ T32] Call trace: [ 1351.206968][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.207067][ T32] r10:8291a684 r9:ecf8dd84 r8:00000002 r7:60000113 r6:ecf8dd8c r5:851ea400 [ 1351.207162][ T32] r4:851ea400 [ 1351.207186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.207230][ T32] r5:851ea400 r4:8291a680 [ 1351.207265][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.207312][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.207355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf8de08 [ 1351.207403][ T32] r4:00000000 [ 1351.207564][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.245435][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.245561][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.245687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859db040 [ 1351.245749][ T32] r4:00000000 [ 1351.245794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.245847][ T32] r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f27b000 [ 1351.245872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.245918][ T32] r5:00001000 r4:eccf3000 [ 1351.246033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.246099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.246147][ T32] r5:859a2f8c r4:859a2c00 [ 1351.246170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.246266][ T32] r7:dddced80 r6:83018000 r5:859a2f8c r4:8597d580 [ 1351.246313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.246365][ T32] r10:61c88647 r9:851ea400 r8:8597d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.246389][ T32] r4:8597d580 [ 1351.246423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1351.246523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.246775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.247481][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.254455][ T32] 5d20: a2777000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 6 printk messages dropped ** [ 1351.255402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 9 printk messages dropped ** [ 1351.256090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.256921][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 3 printk messages dropped ** [ 1351.257161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.257185][ T32] r4:84f60700 [ 1351.257212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.257242][ T32] INFO: task kworker/0:512:6455 blocked for more than 477 seconds. [ 1351.257310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.257340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.257364][ T32] task:kworker/0:512 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.257486][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.276797][ T32] Call trace: [ 1351.277162][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.277311][ T32] r10:8291a684 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:85936c00 [ 1351.277367][ T32] r4:85936c00 [ 1351.277413][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.277500][ T32] r5:85936c00 r4:8291a680 [ 1351.278143][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.278310][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.278369][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 [ 1351.278396][ T32] r4:00000000 [ 1351.278416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.278451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.278491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.278533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c4840 [ 1351.278557][ T32] r4:00000000 [ 1351.278577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.278666][ T32] r9:83018005 r8:85936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f277000 ** 3 printk messages dropped ** [ 1351.279001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.279096][ T32] r5:859a278c r4:859a2400 ** 1 printk messages dropped ** [ 1351.279237][ T32] r7:dddced80 r6:83018000 r5:859a278c r4:8597d600 ** 3 printk messages dropped ** [ 1351.279554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.280232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.281633][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.282430][ T32] 5d20: a2a0c000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 6 printk messages dropped ** [ 1351.282882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 7 printk messages dropped ** [ 1351.283606][ T32] r5:00001000 r4:ed32b000 ** 4 printk messages dropped ** [ 1351.284042][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 4 printk messages dropped ** [ 1351.284447][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1351.285207][ T32] r4:84f60700 ** 3 printk messages dropped ** [ 1351.285643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1351.286690][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1351.287526][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.311017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.311065][ T32] r5:859a2b8c r4:859a2800 ** 2 printk messages dropped ** [ 1351.311279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.311754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.312796][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 6 printk messages dropped ** [ 1351.313120][ T32] r5:800f0013 r4:80239bb0 [ 1351.313175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.313379][ T32] r4:82ac21e4 [ 1351.313434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.313619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.313674][ T32] r4:e0555dc0 [ 1351.313716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.313807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.313857][ T32] r4:00000000 [ 1351.313902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.313995][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.314047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.314131][ T32] r5:00001000 r4:ed32b000 [ 1351.314171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.314322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.314425][ T32] r5:85de9b8c r4:85de9800 [ 1351.314474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.314571][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.314636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.314729][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.314782][ T32] r4:84f79180 [ 1351.314820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.314913][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.314987][ T32] r4:00000001 [ 1351.315042][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.315115][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.315231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.315341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.315393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.315425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.315461][ T32] r4:84f60700 [ 1351.315488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.315541][ T32] INFO: task kworker/0:514:6459 blocked for more than 477 seconds. [ 1351.315616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.315671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.315723][ T32] task:kworker/0:514 state:D stack:0 pid:6459 tgid:6459 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.315944][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.316123][ T32] Call trace: [ 1351.316317][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.316419][ T32] r10:8291a684 r9:ecf91d84 r8:00000002 r7:60000013 r6:ecf91d8c r5:8593bc00 [ 1351.316527][ T32] r4:8593bc00 [ 1351.316654][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.316845][ T32] r5:8593bc00 r4:8291a680 [ 1351.316955][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.317081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.317208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf91e08 [ 1351.317263][ T32] r4:00000000 [ 1351.317312][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.317387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.317515][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.336839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859db280 [ 1351.336963][ T32] r4:00000000 [ 1351.337047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.337130][ T32] r9:83018005 r8:8593bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f27d000 [ 1351.337156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.337272][ T32] r5:00001000 r4:ecd0b000 [ 1351.337304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.337368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.337416][ T32] r5:859a338c r4:859a3000 [ 1351.337439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.337487][ T32] r7:dddced80 r6:83018000 r5:859a338c r4:8597d780 [ 1351.337548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.337705][ T32] r10:61c88647 r9:8593bc00 r8:8597d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.343991][ T32] r4:8597d780 [ 1351.344043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.344116][ T32] r10:00000000 r9:8597d780 r8:80287e08 r7:ecf8de60 r6:8597d800 r5:8593bc00 [ 1351.344142][ T32] r4:00000001 [ 1351.344163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.344203][ T32] Exception stack(0xecf91fb0 to 0xecf91ff8) [ 1351.344234][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.344264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.344305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.344337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.344394][ T32] r4:859db240 [ 1351.344830][ T32] INFO: task kworker/0:514:6459 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.344866][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.344936][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.344985][ T32] Call trace: [ 1351.345060][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.345119][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.345144][ T32] r4:00000000 [ 1351.345231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.345281][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.345311][ T32] 5d20: a33a6000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.345343][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.345402][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.345452][ T32] r5:800f0013 r4:80239bb0 [ 1351.345492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.345538][ T32] r4:82ac21e4 [ 1351.345559][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.345601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.345623][ T32] r4:e0555dc0 [ 1351.345643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1351.345724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.345769][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.345791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.345834][ T32] r5:00001000 r4:ed32b000 [ 1351.345854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.345929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.345977][ T32] r5:85de9b8c r4:85de9800 [ 1351.346013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.346241][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.346285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.346340][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.346364][ T32] r4:84f79180 [ 1351.346383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.346429][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.346451][ T32] r4:00000001 [ 1351.346470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.346505][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.346824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.346857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.346883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.346915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.346939][ T32] r4:84f60700 [ 1351.346960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.346988][ T32] INFO: task kworker/0:515:6461 blocked for more than 477 seconds. [ 1351.347021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.347050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.347072][ T32] task:kworker/0:515 state:D stack:0 pid:6461 tgid:6461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.347117][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.347187][ T32] Call trace: [ 1351.347242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.347314][ T32] r10:8291a684 r9:ecf9dd84 r8:00000002 r7:60000113 r6:ecf9dd8c r5:8593c800 [ 1351.347359][ T32] r4:8593c800 [ 1351.347607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.367199][ T32] r5:8593c800 r4:8291a680 [ 1351.367251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.367406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf9de08 ** 6 printk messages dropped ** [ 1351.368318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.368526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.368570][ T32] r5:859a378c r4:859a3400 ** 2 printk messages dropped ** [ 1351.368660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.369113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.369759][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.370098][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1351.370525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 11 printk messages dropped ** [ 1351.371011][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.371304][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.371700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1351.372056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1351.372400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.372635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.372895][ T32] r4:8597d980 ** 6 printk messages dropped ** [ 1351.373088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.373541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.374071][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 8 printk messages dropped ** [ 1351.374514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 9 printk messages dropped ** [ 1351.374933][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 6 printk messages dropped ** [ 1351.375223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.375263][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.375295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.375323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.375365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.375397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.375444][ T32] r4:84f60700 [ 1351.375468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.375494][ T32] INFO: task kworker/0:517:6464 blocked for more than 477 seconds. [ 1351.375546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.375573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.375595][ T32] task:kworker/0:517 state:D stack:0 pid:6464 tgid:6464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.375640][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.375735][ T32] Call trace: [ 1351.375787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.375837][ T32] r10:8291a684 r9:ecd99d84 r8:00000002 r7:60000013 r6:ecd99d8c r5:85830000 [ 1351.375861][ T32] r4:85830000 [ 1351.375881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.375924][ T32] r5:85830000 r4:8291a680 [ 1351.375944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.376006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.376065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 [ 1351.376096][ T32] r4:00000000 [ 1351.376116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.376164][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.376219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.376282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859db6c0 [ 1351.376309][ T32] r4:00000000 [ 1351.376330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.376398][ T32] r9:83018005 r8:85830000 r7:00000000 r6:83018000 r5:00001000 r4:7f281000 [ 1351.376451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.376523][ T32] r5:00001000 r4:ecd1f000 [ 1351.376554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.376607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.376679][ T32] r5:859a3b8c r4:859a3800 [ 1351.376702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.376761][ T32] r7:dddced80 r6:83018000 r5:859a3b8c r4:8597da80 [ 1351.376785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.376831][ T32] r10:61c88647 r9:85830000 r8:8597daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.376855][ T32] r4:8597da80 [ 1351.376874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.376941][ T32] r10:00000000 r9:8597da80 r8:80287e08 r7:ecf29e60 r6:85986880 r5:85830000 [ 1351.377011][ T32] r4:00000001 [ 1351.377036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.377072][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) [ 1351.377113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.377144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.377170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.377225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.377278][ T32] r4:859db600 [ 1351.377649][ T32] INFO: task kworker/0:517:6464 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.401269][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.401380][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.401475][ T32] Call trace: [ 1351.401550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.401613][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.401638][ T32] r4:00000000 [ 1351.401664][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.401708][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.401763][ T32] 5d20: a3c81000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.401798][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.401824][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.401875][ T32] r5:800f0013 r4:80239bb0 [ 1351.401899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.401943][ T32] r4:82ac21e4 [ 1351.401965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.402013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.402039][ T32] r4:e0555dc0 [ 1351.402080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.402435][ T32] r5:00001000 r4:ed32b000 ** 4 printk messages dropped ** [ 1351.402611][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 ** 3 printk messages dropped ** [ 1351.402766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1351.402977][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 2 printk messages dropped ** [ 1351.403065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.403199][ T32] INFO: task kworker/0:518:6468 blocked for more than 477 seconds. ** 3 printk messages dropped ** [ 1351.403382][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.403783][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.404017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dba00 ** 6 printk messages dropped ** [ 1351.404304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.404472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.404888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.405509][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.405596][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.405672][ T32] Call trace: [ 1351.405707][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.405769][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.405807][ T32] r4:00000000 [ 1351.405830][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.405871][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.405912][ T32] 5d20: a3c81000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.405944][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.405996][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.406033][ T32] r5:800f0013 r4:80239bb0 [ 1351.406054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.406095][ T32] r4:82ac21e4 [ 1351.406116][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.406183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.406237][ T32] r4:e0555dc0 [ 1351.406257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.406305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.406353][ T32] r4:00000000 [ 1351.406377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.406435][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.406477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.406573][ T32] r5:00001000 r4:ed32b000 [ 1351.406596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.406636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.406678][ T32] r5:85de9b8c r4:85de9800 [ 1351.406699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.406745][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.406766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.406814][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.406849][ T32] r4:84f79180 [ 1351.406872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.406945][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.406973][ T32] r4:00000001 [ 1351.407035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.407076][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.407102][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.407159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.407189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.407219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.407267][ T32] r4:84f60700 [ 1351.407297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.407339][ T32] INFO: task kworker/0:519:6470 blocked for more than 477 seconds. [ 1351.407371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.407412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.407489][ T32] task:kworker/0:519 state:D stack:0 pid:6470 tgid:6470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.426293][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.426427][ T32] Call trace: [ 1351.426496][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.426558][ T32] r10:8291a684 r9:ece45d84 r8:00000002 r7:60000013 r6:ece45d8c r5:8593e000 [ 1351.426583][ T32] r4:8593e000 [ 1351.426604][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.426647][ T32] r5:8593e000 r4:8291a680 [ 1351.426667][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.426706][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.426784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece45e08 [ 1351.426812][ T32] r4:00000000 [ 1351.426832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.426869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.426907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1351.427200][ T32] r5:00001000 r4:ebadd000 ** 1 printk messages dropped ** [ 1351.427292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.427360][ T32] r5:859a538c r4:859a5000 [ 1351.427386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.432062][ T32] r10:00000000 r9:8597db80 r8:80287e08 r7:ecf99e60 r6:8597dc00 r5:8593e000 ** 7 printk messages dropped ** [ 1351.432369][ T32] r4:859db880 ** 2 printk messages dropped ** [ 1351.432956][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.433238][ T32] 5d20: a410c000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 6 printk messages dropped ** [ 1351.433510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 7 printk messages dropped ** [ 1351.433822][ T32] r5:00001000 r4:ed32b000 ** 2 printk messages dropped ** [ 1351.433942][ T32] r5:85de9b8c r4:85de9800 ** 4 printk messages dropped ** [ 1351.434116][ T32] r4:84f79180 ** 1 printk messages dropped ** [ 1351.434181][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 3 printk messages dropped ** [ 1351.434417][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.434700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1351.435000][ T32] r10:8291a684 r9:ece5dd84 r8:00000002 r7:60000013 r6:ece5dd8c r5:85938000 ** 8 printk messages dropped ** [ 1351.435475][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.435776][ T32] r5:00001000 r4:eb741000 ** 1 printk messages dropped ** [ 1351.435833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.435938][ T32] r7:dddced80 r6:83018000 r5:859a478c r4:8597dc80 ** 2 printk messages dropped ** [ 1351.436076][ T32] r4:8597dc80 ** 2 printk messages dropped ** [ 1351.436251][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.436336][ T32] Exception stack(0xece5dfb0 to 0xece5dff8) ** 1 printk messages dropped ** [ 1351.436397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.436423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.436473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.436519][ T32] r4:859dbb40 [ 1351.436779][ T32] INFO: task kworker/0:520:6473 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.436809][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.436876][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.436921][ T32] Call trace: [ 1351.437015][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.437068][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.437092][ T32] r4:00000000 [ 1351.437111][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.437150][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.437177][ T32] 5d20: a410c000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.437229][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.437259][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.437288][ T32] r5:800f0013 r4:80239bb0 [ 1351.437310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.437352][ T32] r4:82ac21e4 [ 1351.437393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.437439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.437462][ T32] r4:e0555dc0 [ 1351.437490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.437596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.450941][ T32] r4:00000000 [ 1351.451004][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.451079][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.451144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.451195][ T32] r5:00001000 r4:ed32b000 [ 1351.451237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.451288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.451333][ T32] r5:85de9b8c r4:85de9800 [ 1351.451354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.451421][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.451446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.451494][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.451540][ T32] r4:84f79180 [ 1351.451563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.451610][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.451633][ T32] r4:00000001 [ 1351.451672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.451715][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.451745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.451794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.451845][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.451878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.451900][ T32] r4:84f60700 [ 1351.451923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.451953][ T32] INFO: task kworker/0:521:6475 blocked for more than 477 seconds. [ 1351.452006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.452035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.452066][ T32] task:kworker/0:521 state:D stack:0 pid:6475 tgid:6475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.452146][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.452195][ T32] Call trace: [ 1351.452320][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.452377][ T32] r10:8291a684 r9:ece75d84 r8:00000002 r7:60000113 r6:ece75d8c r5:8593ec00 [ 1351.452399][ T32] r4:8593ec00 [ 1351.452420][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.452462][ T32] r5:8593ec00 r4:8291a680 [ 1351.452495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.452538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.452601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 [ 1351.452627][ T32] r4:00000000 [ 1351.452648][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.452683][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.452718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.452758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dbf80 [ 1351.452780][ T32] r4:00000000 [ 1351.452798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.452860][ T32] r9:83018005 r8:8593ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f175000 [ 1351.452886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.452938][ T32] r5:00001000 r4:eb8f5000 [ 1351.452960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.452999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.453055][ T32] r5:859a4b8c r4:859a4800 [ 1351.453079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.453126][ T32] r7:dddced80 r6:83018000 r5:859a4b8c r4:8597dd80 [ 1351.453167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.453217][ T32] r10:61c88647 r9:8593ec00 r8:8597ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.453239][ T32] r4:8597dd80 [ 1351.453258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.453311][ T32] r10:00000000 r9:8597dd80 r8:80287e08 r7:ece45e60 r6:8597de00 r5:8593ec00 [ 1351.453333][ T32] r4:00000001 [ 1351.453352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.453386][ T32] Exception stack(0xece75fb0 to 0xece75ff8) [ 1351.453441][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.453474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.453521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.453554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.453577][ T32] r4:859dba80 [ 1351.454026][ T32] INFO: task kworker/0:521:6475 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.454059][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.454170][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.454246][ T32] Call trace: [ 1351.454303][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.454359][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.454382][ T32] r4:00000000 [ 1351.454401][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.454459][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.454511][ T32] 5d20: a46be000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.454553][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.454581][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.454605][ T32] r5:800f0013 r4:80239bb0 [ 1351.454626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.454667][ T32] r4:82ac21e4 [ 1351.454710][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.454756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.454779][ T32] r4:e0555dc0 [ 1351.454798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.454837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.454859][ T32] r4:00000000 [ 1351.454878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.454922][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.454975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.455021][ T32] r5:00001000 r4:ed32b000 [ 1351.455043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.455081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.455122][ T32] r5:85de9b8c r4:85de9800 [ 1351.455141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.455187][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.455228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.455284][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.455308][ T32] r4:84f79180 [ 1351.455328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.455374][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.455396][ T32] r4:00000001 [ 1351.455414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.455457][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.455484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.455512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.455537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.455565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.455607][ T32] r4:84f60700 [ 1351.455631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.455656][ T32] INFO: task kworker/0:522:6478 blocked for more than 477 seconds. [ 1351.455706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.455738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.455780][ T32] task:kworker/0:522 state:D stack:0 pid:6478 tgid:6478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.455843][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.455908][ T32] Call trace: [ 1351.455948][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.456018][ T32] r10:8291a684 r9:ece69d84 r8:00000002 r7:60000113 r6:ece69d8c r5:8593d400 [ 1351.456046][ T32] r4:8593d400 [ 1351.456076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.456122][ T32] r5:8593d400 r4:8291a680 [ 1351.456143][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.456214][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.456260][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece69e08 [ 1351.456290][ T32] r4:00000000 [ 1351.456331][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.456370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.456407][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.456447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983f40 [ 1351.456470][ T32] r4:00000000 [ 1351.456529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.456577][ T32] r9:83018005 r8:8593d400 r7:00000000 r6:83018000 r5:00001000 r4:7f177000 [ 1351.456620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.456667][ T32] r5:00001000 r4:eb9ff000 [ 1351.456709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.456751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.456813][ T32] r5:859a4f8c r4:859a4c00 [ 1351.456836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.456883][ T32] r7:dddced80 r6:83018000 r5:859a4f8c r4:8597de80 [ 1351.456904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.456969][ T32] r10:61c88647 r9:8593d400 r8:8597deac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.457003][ T32] r4:8597de80 [ 1351.457024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.457069][ T32] r10:00000000 r9:8597de80 r8:80287e08 r7:ece45e60 r6:8597df00 r5:8593d400 [ 1351.457092][ T32] r4:00000001 [ 1351.457112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.457146][ T32] Exception stack(0xece69fb0 to 0xece69ff8) [ 1351.457172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.457199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.457225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.457263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.457295][ T32] r4:85983d40 [ 1351.481611][ T32] INFO: task kworker/0:522:6478 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.481728][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.481916][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.481981][ T32] Call trace: [ 1351.482035][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.482097][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.482153][ T32] r4:00000000 [ 1351.482222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.482272][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.482308][ T32] 5d20: a4d63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.482338][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.482364][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.482389][ T32] r5:800f0013 r4:80239bb0 [ 1351.482409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.482450][ T32] r4:82ac21e4 [ 1351.482471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.482512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.482537][ T32] r4:e0555dc0 [ 1351.482556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.482597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.482621][ T32] r4:00000000 [ 1351.482640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.482686][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.482795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.482844][ T32] r5:00001000 r4:ed32b000 [ 1351.482865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.482906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.482949][ T32] r5:85de9b8c r4:85de9800 [ 1351.483002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.483054][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.483077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.483124][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.483146][ T32] r4:84f79180 [ 1351.483166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.483211][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.483234][ T32] r4:00000001 [ 1351.483254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.483299][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.483341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.483374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.483404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.483433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.483455][ T32] r4:84f60700 [ 1351.483575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.483608][ T32] INFO: task kworker/0:523:6481 blocked for more than 478 seconds. [ 1351.483642][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.483666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.483784][ T32] task:kworker/0:523 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.483834][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.483900][ T32] Call trace: [ 1351.484001][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.484161][ T32] r10:8291a684 r9:ecda1d84 r8:00000002 r7:60000113 r6:ecda1d8c r5:852bec00 [ 1351.484256][ T32] r4:852bec00 [ 1351.484389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.484444][ T32] r5:852bec00 r4:8291a680 [ 1351.484466][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.484505][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.484630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda1e08 [ 1351.484658][ T32] r4:00000000 [ 1351.484709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.484748][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.484782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.484821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6280 [ 1351.484845][ T32] r4:00000000 [ 1351.484864][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.484907][ T32] r9:83018005 r8:852bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f221000 [ 1351.484929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.484970][ T32] r5:00001000 r4:ebbe3000 [ 1351.484989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.485028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.485089][ T32] r5:859a578c r4:859a5400 [ 1351.485113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.485161][ T32] r7:dddced80 r6:83018000 r5:859a578c r4:8597df80 [ 1351.485222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.485272][ T32] r10:61c88647 r9:852bec00 r8:8597dfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.485303][ T32] r4:8597df80 [ 1351.485324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.485370][ T32] r10:00000000 r9:8597df80 r8:80287e08 r7:ece45e60 r6:859dc000 r5:852bec00 [ 1351.485393][ T32] r4:00000001 [ 1351.485414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.485450][ T32] Exception stack(0xecda1fb0 to 0xecda1ff8) [ 1351.485476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.485506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.485532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.485561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.485583][ T32] r4:859d6240 [ 1351.486015][ T32] INFO: task kworker/0:523:6481 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.486075][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.486140][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.486186][ T32] Call trace: [ 1351.486241][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.486325][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.486354][ T32] r4:00000000 [ 1351.486374][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.486445][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.486476][ T32] 5d20: a4d63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.486533][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.486568][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.486634][ T32] r5:800f0013 r4:80239bb0 [ 1351.486657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.486722][ T32] r4:82ac21e4 [ 1351.486746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.486788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.486836][ T32] r4:e0555dc0 [ 1351.486899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.486947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.486972][ T32] r4:00000000 [ 1351.486991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.487073][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.487126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.487173][ T32] r5:00001000 r4:ed32b000 [ 1351.487252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.487302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.487346][ T32] r5:85de9b8c r4:85de9800 [ 1351.487366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.487413][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.487486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.499155][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.499282][ T32] r4:84f79180 [ 1351.499315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.499388][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.499415][ T32] r4:00000001 [ 1351.499452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.499496][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.499526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.499555][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.499582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.499639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.499666][ T32] r4:84f60700 [ 1351.499742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.499789][ T32] INFO: task kworker/0:524:6482 blocked for more than 478 seconds. [ 1351.499826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.499851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.499901][ T32] task:kworker/0:524 state:D stack:0 pid:6482 tgid:6482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.500019][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.500099][ T32] Call trace: [ 1351.500144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.500223][ T32] r10:8291a684 r9:ece81d84 r8:00000002 r7:60000013 r6:ece81d8c r5:85a00000 [ 1351.500301][ T32] r4:85a00000 [ 1351.500327][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.500371][ T32] r5:85a00000 r4:8291a680 [ 1351.500392][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.500431][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.500528][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 [ 1351.500581][ T32] r4:00000000 [ 1351.500658][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.500697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.500761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.500809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6700 [ 1351.500832][ T32] r4:00000000 [ 1351.500904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.500955][ T32] r9:83018005 r8:85a00000 r7:00000000 r6:83018000 r5:00001000 r4:7f225000 [ 1351.500979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.501022][ T32] r5:00001000 r4:ebc7d000 [ 1351.501042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.501108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.501163][ T32] r5:859a5f8c r4:859a5c00 [ 1351.501185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.501261][ T32] r7:dddced80 r6:83018000 r5:859a5f8c r4:859dc080 [ 1351.501318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.501370][ T32] r10:61c88647 r9:85a00000 r8:859dc0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.501418][ T32] r4:859dc080 [ 1351.501441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.501498][ T32] r10:00000000 r9:859dc080 r8:80287e08 r7:ecda1e60 r6:859dc100 r5:85a00000 [ 1351.501524][ T32] r4:00000001 [ 1351.501543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.501584][ T32] Exception stack(0xece81fb0 to 0xece81ff8) [ 1351.501613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.501664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.501695][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.501724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.501746][ T32] r4:859d6100 [ 1351.502173][ T32] INFO: task kworker/0:524:6482 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.502228][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.502373][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.502474][ T32] Call trace: [ 1351.502509][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.502613][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.502640][ T32] r4:00000000 [ 1351.502697][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.502741][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.502770][ T32] 5d20: a4d63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.502826][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.502855][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.502880][ T32] r5:800f0013 r4:80239bb0 [ 1351.502925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.502971][ T32] r4:82ac21e4 [ 1351.502992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.503035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.503085][ T32] r4:e0555dc0 [ 1351.503108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.503183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.503244][ T32] r4:00000000 [ 1351.503267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.503401][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.503454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.503501][ T32] r5:00001000 r4:ed32b000 [ 1351.503523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.503562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.503603][ T32] r5:85de9b8c r4:85de9800 [ 1351.503622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.503668][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.503729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.503781][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.503829][ T32] r4:84f79180 [ 1351.503853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.503901][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.503924][ T32] r4:00000001 [ 1351.503975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.504031][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.504092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.504125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.504152][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.504180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.504204][ T32] r4:84f60700 [ 1351.504252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.504285][ T32] INFO: task kworker/0:525:6484 blocked for more than 478 seconds. [ 1351.504314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.504339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.504390][ T32] task:kworker/0:525 state:D stack:0 pid:6484 tgid:6484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.504623][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.504670][ T32] Call trace: [ 1351.504726][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.504779][ T32] r10:8291a684 r9:ece8dd84 r8:00000002 r7:60000113 r6:ece8dd8c r5:85a01800 [ 1351.504804][ T32] r4:85a01800 [ 1351.504874][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.504929][ T32] r5:85a01800 r4:8291a680 [ 1351.504976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.505020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.505088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece8de08 [ 1351.505114][ T32] r4:00000000 [ 1351.505135][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.505170][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.505204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.505246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6500 [ 1351.505268][ T32] r4:00000000 [ 1351.505294][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.505352][ T32] r9:83018005 r8:85a01800 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [ 1351.505391][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.505437][ T32] r5:00001000 r4:ebc3f000 [ 1351.505457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.505497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.505574][ T32] r5:859a5b8c r4:859a5800 [ 1351.505623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.505678][ T32] r7:dddced80 r6:83018000 r5:859a5b8c r4:859dc180 [ 1351.505700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.505746][ T32] r10:61c88647 r9:85a01800 r8:859dc1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.505776][ T32] r4:859dc180 [ 1351.505827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.505898][ T32] r10:00000000 r9:859dc180 r8:80287e08 r7:ece81e60 r6:859dc200 r5:85a01800 [ 1351.505926][ T32] r4:00000001 [ 1351.505946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.505982][ T32] Exception stack(0xece8dfb0 to 0xece8dff8) [ 1351.506007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.506037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.506070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.506099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.506121][ T32] r4:859d6380 [ 1351.506397][ T32] INFO: task kworker/0:525:6484 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.506444][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.506506][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.506550][ T32] Call trace: [ 1351.506580][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.506628][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.506679][ T32] r4:00000000 [ 1351.506703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.506743][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.506770][ T32] 5d20: a4d63000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.506799][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.506840][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.506867][ T32] r5:800f0013 r4:80239bb0 [ 1351.506888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.506929][ T32] r4:82ac21e4 [ 1351.506999][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.507046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.507071][ T32] r4:e0555dc0 [ 1351.507117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.507191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.507247][ T32] r4:00000000 [ 1351.507270][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.507322][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.507344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.507387][ T32] r5:00001000 r4:ed32b000 [ 1351.507407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.507446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.507646][ T32] r5:85de9b8c r4:85de9800 [ 1351.530852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.530944][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.530970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.531021][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.531045][ T32] r4:84f79180 [ 1351.531064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.531211][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.531240][ T32] r4:00000001 [ 1351.531262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.531309][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.531341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.531371][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.531547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.531582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.531606][ T32] r4:84f60700 [ 1351.531675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.531709][ T32] INFO: task kworker/0:526:6486 blocked for more than 478 seconds. [ 1351.531743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.531767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.531790][ T32] task:kworker/0:526 state:D stack:0 pid:6486 tgid:6486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.531846][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.532008][ T32] Call trace: [ 1351.532252][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.532313][ T32] r10:8291a684 r9:ece99d84 r8:00000002 r7:60000013 r6:ece99d8c r5:85833000 [ 1351.532337][ T32] r4:85833000 [ 1351.532357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.532399][ T32] r5:85833000 r4:8291a680 [ 1351.532421][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.532459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.532501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece99e08 [ 1351.532523][ T32] r4:00000000 [ 1351.532542][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.532575][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.532613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.532653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6900 [ 1351.532675][ T32] r4:00000000 [ 1351.532696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.532741][ T32] r9:83018005 r8:85833000 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1351.532788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.532835][ T32] r5:00001000 r4:ebd2f000 [ 1351.532856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.532896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.532937][ T32] r5:859a638c r4:859a6000 [ 1351.532957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.533002][ T32] r7:dddced80 r6:83018000 r5:859a638c r4:859dc280 [ 1351.533024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.533070][ T32] r10:61c88647 r9:85833000 r8:859dc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.533092][ T32] r4:859dc280 [ 1351.533111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.533190][ T32] r10:00000000 r9:859dc280 r8:80287e08 r7:ece81e60 r6:85986980 r5:85833000 [ 1351.533218][ T32] r4:00000001 [ 1351.533237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.533273][ T32] Exception stack(0xece99fb0 to 0xece99ff8) [ 1351.533308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.533360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.533390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.533420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.533443][ T32] r4:859d6580 [ 1351.533953][ T32] INFO: task kworker/0:526:6486 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.533989][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.534107][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.534153][ T32] Call trace: [ 1351.534250][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.534311][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.534336][ T32] r4:00000000 [ 1351.534355][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.534394][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.534494][ T32] 5d20: a5229000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.534530][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.534555][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.534579][ T32] r5:800f0013 r4:80239bb0 [ 1351.534718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.534764][ T32] r4:82ac21e4 [ 1351.534829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.534893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.535025][ T32] r4:e0555dc0 [ 1351.535048][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.535142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.535169][ T32] r4:00000000 [ 1351.535189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.535235][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.535258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.535306][ T32] r5:00001000 r4:ed32b000 [ 1351.535326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.535365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.535406][ T32] r5:85de9b8c r4:85de9800 [ 1351.535426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.535504][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.535627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.535714][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.535741][ T32] r4:84f79180 [ 1351.535762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.535808][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.535912][ T32] r4:00000001 [ 1351.535935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.535971][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.535997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.536025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.536067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.536100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.536123][ T32] r4:84f60700 [ 1351.536142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.536166][ T32] INFO: task kworker/0:527:6489 blocked for more than 478 seconds. [ 1351.536224][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.536305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.536330][ T32] task:kworker/0:527 state:D stack:0 pid:6489 tgid:6489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.536374][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.536448][ T32] Call trace: [ 1351.536480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.536528][ T32] r10:8291a684 r9:ece51d84 r8:00000002 r7:60000013 r6:ece51d8c r5:85833c00 [ 1351.536737][ T32] r4:85833c00 [ 1351.536762][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.536824][ T32] r5:85833c00 r4:8291a680 [ 1351.536849][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.536900][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.536969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece51e08 [ 1351.536995][ T32] r4:00000000 [ 1351.537045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.537109][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.537148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.537216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6a80 [ 1351.537242][ T32] r4:00000000 [ 1351.537264][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.537315][ T32] r9:83018005 r8:85833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f22b000 [ 1351.537349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.537420][ T32] r5:00001000 r4:ebd4d000 [ 1351.537453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.537516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.554412][ T32] r5:859a678c r4:859a6400 [ 1351.554459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.554534][ T32] r7:dddced80 r6:83018000 r5:859a678c r4:859dc300 [ 1351.554559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.554609][ T32] r10:61c88647 r9:85833c00 r8:859dc32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.554633][ T32] r4:859dc300 [ 1351.554653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.554714][ T32] r10:00000000 r9:859dc300 r8:80287e08 r7:ece99e60 r6:85986a00 r5:85833c00 [ 1351.554742][ T32] r4:00000001 [ 1351.554763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.554807][ T32] Exception stack(0xece51fb0 to 0xece51ff8) [ 1351.554865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.554898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.554925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.554954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.554978][ T32] r4:859d66c0 [ 1351.555382][ T32] INFO: task kworker/0:527:6489 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.555416][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.555517][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.555566][ T32] Call trace: [ 1351.555679][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.555769][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.555799][ T32] r4:00000000 [ 1351.555907][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.556029][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.556087][ T32] 5d20: a559e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.556145][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.556225][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.556253][ T32] r5:800f0013 r4:80239bb0 [ 1351.556296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.556344][ T32] r4:82ac21e4 [ 1351.556365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.556413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.556440][ T32] r4:e0555dc0 [ 1351.556461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.556503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.556525][ T32] r4:00000000 [ 1351.556545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.556591][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.556637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.556688][ T32] r5:00001000 r4:ed32b000 [ 1351.556762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.556837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.556890][ T32] r5:85de9b8c r4:85de9800 [ 1351.556914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.556964][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.556986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.557053][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.557116][ T32] r4:84f79180 [ 1351.557139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.557188][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.557210][ T32] r4:00000001 [ 1351.557278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.557319][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.557372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.557404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.557463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.557513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.567910][ T32] r4:84f60700 [ 1351.568018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.568067][ T32] INFO: task kworker/0:528:6491 blocked for more than 478 seconds. [ 1351.568103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.568128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.568150][ T32] task:kworker/0:528 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.568208][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.568320][ T32] Call trace: [ 1351.568373][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.568435][ T32] r10:8291a684 r9:eceb1d84 r8:00000002 r7:60000013 r6:eceb1d8c r5:85834800 [ 1351.568461][ T32] r4:85834800 [ 1351.568481][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.568585][ T32] r5:85834800 r4:8291a680 [ 1351.568610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.568651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.568719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 [ 1351.568751][ T32] r4:00000000 [ 1351.568771][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.568806][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.568846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.568887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6b80 [ 1351.568909][ T32] r4:00000000 [ 1351.568930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.569037][ T32] r9:83018005 r8:85834800 r7:00000000 r6:83018000 r5:00001000 r4:7f22d000 [ 1351.569097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.569144][ T32] r5:00001000 r4:ebdf3000 [ 1351.569165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.569249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.569336][ T32] r5:859a6b8c r4:859a6800 [ 1351.569361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.569414][ T32] r7:dddced80 r6:83018000 r5:859a6b8c r4:859dc380 [ 1351.569455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.569506][ T32] r10:61c88647 r9:85834800 r8:859dc3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.569530][ T32] r4:859dc380 [ 1351.569550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.569597][ T32] r10:00000000 r9:859dc380 r8:80287e08 r7:ece51e60 r6:85986a80 r5:85834800 [ 1351.569666][ T32] r4:00000001 [ 1351.569691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.569731][ T32] Exception stack(0xeceb1fb0 to 0xeceb1ff8) [ 1351.569759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.569793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.569845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.569875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.569897][ T32] r4:859d6680 [ 1351.570403][ T32] INFO: task kworker/0:528:6491 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.570511][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.570632][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.570719][ T32] Call trace: [ 1351.570843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.570953][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.571007][ T32] r4:00000000 [ 1351.571049][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.571134][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.571189][ T32] 5d20: a571d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.571377][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.571613][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.571670][ T32] r5:800f0013 r4:80239bb0 [ 1351.571717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.571798][ T32] r4:82ac21e4 [ 1351.571855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.572027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.572084][ T32] r4:e0555dc0 [ 1351.572130][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.572214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.572294][ T32] r4:00000000 [ 1351.572344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.572469][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.572519][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.572610][ T32] r5:00001000 r4:ed32b000 [ 1351.572652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.572783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.572886][ T32] r5:85de9b8c r4:85de9800 [ 1351.572934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.573033][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.573078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.573171][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.573216][ T32] r4:84f79180 [ 1351.573352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.573453][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.573505][ T32] r4:00000001 [ 1351.573548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.573696][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.573864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.574005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.574244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.574406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.574458][ T32] r4:84f60700 [ 1351.574503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.574553][ T32] INFO: task kworker/0:529:6493 blocked for more than 478 seconds. [ 1351.574607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.574682][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.574725][ T32] task:kworker/0:529 state:D stack:0 pid:6493 tgid:6493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.574797][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.574843][ T32] Call trace: [ 1351.574950][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.575026][ T32] r10:8291a684 r9:ecec1d84 r8:00000002 r7:60000113 r6:ecec1d8c r5:85835400 [ 1351.575054][ T32] r4:85835400 [ 1351.575076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.575119][ T32] r5:85835400 r4:8291a680 [ 1351.575138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.575176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.575220][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec1e08 [ 1351.575242][ T32] r4:00000000 [ 1351.575262][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.575303][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.575338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.575408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6840 [ 1351.575436][ T32] r4:00000000 [ 1351.575456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.575500][ T32] r9:83018005 r8:85835400 r7:00000000 r6:83018000 r5:00001000 r4:7f22f000 [ 1351.575522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.575563][ T32] r5:00001000 r4:ebe47000 [ 1351.575582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.575620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.575660][ T32] r5:859a6f8c r4:859a6c00 [ 1351.575681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.575727][ T32] r7:dddced80 r6:83018000 r5:859a6f8c r4:859dc400 [ 1351.575747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.575825][ T32] r10:61c88647 r9:85835400 r8:859dc42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.575884][ T32] r4:859dc400 [ 1351.575939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.576082][ T32] r10:00000000 r9:859dc400 r8:80287e08 r7:eceb1e60 r6:85986b00 r5:85835400 [ 1351.576110][ T32] r4:00000001 [ 1351.576130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.576166][ T32] Exception stack(0xecec1fb0 to 0xecec1ff8) [ 1351.576192][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.576222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.576250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.576283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.576307][ T32] r4:859d6840 [ 1351.576533][ T32] INFO: task kworker/0:529:6493 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.576563][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.576618][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.576660][ T32] Call trace: [ 1351.576758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.576873][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.576901][ T32] r4:00000000 [ 1351.576922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.576963][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.577025][ T32] 5d20: a571d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.577062][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.577159][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.577188][ T32] r5:800f0013 r4:80239bb0 [ 1351.577235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.577348][ T32] r4:82ac21e4 [ 1351.577405][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.577452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.577476][ T32] r4:e0555dc0 [ 1351.577514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.599510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.599554][ T32] r4:00000000 [ 1351.599611][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.599781][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.599809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.599893][ T32] r5:00001000 r4:ed32b000 [ 1351.599918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.599960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.600040][ T32] r5:85de9b8c r4:85de9800 [ 1351.600065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.600115][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.600136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.600223][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.600250][ T32] r4:84f79180 [ 1351.600272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.600325][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.600348][ T32] r4:00000001 [ 1351.600368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.600478][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.600584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.600690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.600721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.600753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.600776][ T32] r4:84f60700 [ 1351.600834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.600867][ T32] INFO: task kworker/0:530:6495 blocked for more than 478 seconds. [ 1351.600900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.600925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.600949][ T32] task:kworker/0:530 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.601030][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.601084][ T32] Call trace: [ 1351.601118][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.601171][ T32] r10:8291a684 r9:eced1d84 r8:00000002 r7:60000013 r6:eced1d8c r5:85836000 [ 1351.601194][ T32] r4:85836000 [ 1351.601216][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.601296][ T32] r5:85836000 r4:8291a680 [ 1351.601324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.601445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.601492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 [ 1351.601516][ T32] r4:00000000 [ 1351.601536][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.601571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.601605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.601707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6e00 [ 1351.601734][ T32] r4:00000000 [ 1351.601769][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.601829][ T32] r9:83018005 r8:85836000 r7:00000000 r6:83018000 r5:00001000 r4:7f231000 [ 1351.601856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.601899][ T32] r5:00001000 r4:eca79000 [ 1351.601919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.601958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.602037][ T32] r5:859a738c r4:859a7000 [ 1351.602062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.602107][ T32] r7:dddced80 r6:83018000 r5:859a738c r4:859dc480 [ 1351.602128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.602231][ T32] r10:61c88647 r9:85836000 r8:859dc4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.602260][ T32] r4:859dc480 [ 1351.602326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.602378][ T32] r10:00000000 r9:859dc480 r8:80287e08 r7:ecec1e60 r6:85986b80 r5:85836000 [ 1351.602403][ T32] r4:00000001 [ 1351.602437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.602478][ T32] Exception stack(0xeced1fb0 to 0xeced1ff8) [ 1351.602542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.602574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.602600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.602654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.602679][ T32] r4:859d6b00 [ 1351.603089][ T32] INFO: task kworker/0:530:6495 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.603122][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.603222][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.603378][ T32] Call trace: [ 1351.603514][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.603602][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.603629][ T32] r4:00000000 [ 1351.603649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.603692][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.603720][ T32] 5d20: a5b97000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.603827][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.603857][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.603882][ T32] r5:800f0013 r4:80239bb0 [ 1351.603903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.603944][ T32] r4:82ac21e4 [ 1351.603979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.604025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.604049][ T32] r4:e0555dc0 [ 1351.604068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.604126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.604151][ T32] r4:00000000 [ 1351.604172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.604217][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.604238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.604283][ T32] r5:00001000 r4:ed32b000 [ 1351.604334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.604410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.604457][ T32] r5:85de9b8c r4:85de9800 [ 1351.604477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.604524][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.604546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.604593][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.604617][ T32] r4:84f79180 [ 1351.604652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.604702][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.604725][ T32] r4:00000001 [ 1351.604764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.604803][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.604830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.604859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.604901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.604966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.605087][ T32] r4:84f60700 [ 1351.605111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.605164][ T32] INFO: task kworker/0:531:6497 blocked for more than 478 seconds. [ 1351.605225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.605252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.605274][ T32] task:kworker/0:531 state:D stack:0 pid:6497 tgid:6497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.605419][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.605463][ T32] Call trace: [ 1351.605494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.605574][ T32] r10:8291a684 r9:ecfa1d84 r8:00000002 r7:60000013 r6:ecfa1d8c r5:85836c00 [ 1351.605602][ T32] r4:85836c00 [ 1351.605654][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.605701][ T32] r5:85836c00 r4:8291a680 [ 1351.605722][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.605760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.605801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa1e08 [ 1351.605857][ T32] r4:00000000 [ 1351.605879][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.605950][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.605989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.606031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6d80 [ 1351.606054][ T32] r4:00000000 [ 1351.606074][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.606118][ T32] r9:83018005 r8:85836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f235000 [ 1351.606140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.606225][ T32] r5:00001000 r4:ecaa7000 [ 1351.606251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.606311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.606357][ T32] r5:859a7b8c r4:859a7800 [ 1351.606377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.606518][ T32] r7:dddced80 r6:83018000 r5:859a7b8c r4:859dc500 [ 1351.606638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.606688][ T32] r10:61c88647 r9:85836c00 r8:859dc52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.606740][ T32] r4:859dc500 [ 1351.606765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.606813][ T32] r10:00000000 r9:859dc500 r8:80287e08 r7:eced1e60 r6:85986c00 r5:85836c00 [ 1351.606836][ T32] r4:00000001 [ 1351.606951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.607024][ T32] Exception stack(0xecfa1fb0 to 0xecfa1ff8) [ 1351.607085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.607149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.607179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.607207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.607231][ T32] r4:859d6ac0 [ 1351.607463][ T32] INFO: task kworker/0:531:6497 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.607497][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.638013][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.638109][ T32] Call trace: [ 1351.638145][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.638255][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.638317][ T32] r4:00000000 [ 1351.638362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.638439][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.638500][ T32] 5d20: a6406000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.638535][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.638566][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.638611][ T32] r5:800f0013 r4:80239bb0 [ 1351.638637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.638683][ T32] r4:82ac21e4 [ 1351.638705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.638764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.638804][ T32] r4:e0555dc0 [ 1351.638828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.638874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.638898][ T32] r4:00000000 [ 1351.638951][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.639036][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.639063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.639109][ T32] r5:00001000 r4:ed32b000 [ 1351.639132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.639350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.639400][ T32] r5:85de9b8c r4:85de9800 [ 1351.639506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.639559][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.639582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.639630][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.639683][ T32] r4:84f79180 [ 1351.639743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.639794][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.639824][ T32] r4:00000001 [ 1351.639845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.639883][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.639935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.639967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.639995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.640038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.640127][ T32] r4:84f60700 [ 1351.640153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.640222][ T32] INFO: task kworker/0:532:6498 blocked for more than 478 seconds. [ 1351.640259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.640313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.640372][ T32] task:kworker/0:532 state:D stack:0 pid:6498 tgid:6498 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.640460][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.640571][ T32] Call trace: [ 1351.640604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.640655][ T32] r10:8291a684 r9:ecfa5d84 r8:00000002 r7:60000013 r6:ecfa5d8c r5:85832400 [ 1351.640711][ T32] r4:85832400 [ 1351.640736][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.640851][ T32] r5:85832400 r4:8291a680 [ 1351.640874][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.640914][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.640957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa5e08 [ 1351.641032][ T32] r4:00000000 [ 1351.641056][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.641091][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.641125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.641166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6f80 [ 1351.641203][ T32] r4:00000000 [ 1351.641226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.641269][ T32] r9:83018005 r8:85832400 r7:00000000 r6:83018000 r5:00001000 r4:7f233000 [ 1351.641298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.641356][ T32] r5:00001000 r4:eca8f000 [ 1351.641380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.641421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.641463][ T32] r5:859a778c r4:859a7400 [ 1351.641482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.641559][ T32] r7:dddced80 r6:83018000 r5:859a778c r4:859dc580 [ 1351.641584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.641664][ T32] r10:61c88647 r9:85832400 r8:859dc5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.641690][ T32] r4:859dc580 [ 1351.641709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.641753][ T32] r10:00000000 r9:859dc580 r8:80287e08 r7:ecfa1e60 r6:85986c80 r5:85832400 [ 1351.641795][ T32] r4:00000001 [ 1351.641843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.641926][ T32] Exception stack(0xecfa5fb0 to 0xecfa5ff8) [ 1351.641960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.642051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.642083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.642144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.642171][ T32] r4:859d6d40 [ 1351.642621][ T32] INFO: task kworker/0:532:6498 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.642654][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.642755][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.642835][ T32] Call trace: [ 1351.642937][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.642991][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.643015][ T32] r4:00000000 [ 1351.643035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.643074][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.643101][ T32] 5d20: a6406000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.643168][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.643230][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.643273][ T32] r5:800f0013 r4:80239bb0 [ 1351.643306][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.643349][ T32] r4:82ac21e4 [ 1351.643369][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.643410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.643433][ T32] r4:e0555dc0 [ 1351.643452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.643493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.643547][ T32] r4:00000000 [ 1351.643604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.643653][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.643674][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.643716][ T32] r5:00001000 r4:ed32b000 [ 1351.643770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.643846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.643892][ T32] r5:85de9b8c r4:85de9800 [ 1351.643914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.643968][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.643991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.644037][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.644059][ T32] r4:84f79180 [ 1351.644078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.644123][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.644145][ T32] r4:00000001 [ 1351.644181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.644221][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.644247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.644279][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.644307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.644373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.644400][ T32] r4:84f60700 [ 1351.644422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.644580][ T32] INFO: task kworker/0:533:6501 blocked for more than 478 seconds. [ 1351.644611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.644634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.644654][ T32] task:kworker/0:533 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.644698][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.644771][ T32] Call trace: [ 1351.644806][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.644854][ T32] r10:8291a684 r9:ecfa9d84 r8:00000002 r7:60000113 r6:ecfa9d8c r5:85830c00 [ 1351.644942][ T32] r4:85830c00 [ 1351.645001][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.645047][ T32] r5:85830c00 r4:8291a680 [ 1351.645099][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.645143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.645186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa9e08 [ 1351.645222][ T32] r4:00000000 [ 1351.645245][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.645309][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.645348][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.645420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9040 [ 1351.645446][ T32] r4:00000000 [ 1351.645468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.645565][ T32] r9:83018005 r8:85830c00 r7:00000000 r6:83018000 r5:00001000 r4:7f237000 [ 1351.645683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.645731][ T32] r5:00001000 r4:ecab9000 [ 1351.645752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.645790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.645832][ T32] r5:859a7f8c r4:859a7c00 [ 1351.645891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.645940][ T32] r7:dddced80 r6:83018000 r5:859a7f8c r4:859dc600 [ 1351.645961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.646006][ T32] r10:61c88647 r9:85830c00 r8:859dc62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.646029][ T32] r4:859dc600 [ 1351.646081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.646162][ T32] r10:00000000 r9:859dc600 r8:80287e08 r7:ecfa1e60 r6:85986d00 r5:85830c00 [ 1351.646247][ T32] r4:00000001 [ 1351.646273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.646381][ T32] Exception stack(0xecfa9fb0 to 0xecfa9ff8) [ 1351.646440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.646473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.646516][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.646548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.646571][ T32] r4:859db800 [ 1351.646829][ T32] INFO: task kworker/0:533:6501 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.646895][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.647011][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.647199][ T32] Call trace: [ 1351.647234][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.647303][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.647367][ T32] r4:00000000 [ 1351.647424][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.647515][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.647611][ T32] 5d20: a6406000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.670104][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.670185][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.670356][ T32] r5:800f0013 r4:80239bb0 [ 1351.670407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.670482][ T32] r4:82ac21e4 [ 1351.670560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.670613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.670637][ T32] r4:e0555dc0 [ 1351.670657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.670766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.670793][ T32] r4:00000000 [ 1351.670815][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.670862][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.670884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.670953][ T32] r5:00001000 r4:ed32b000 [ 1351.671015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.671063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.671108][ T32] r5:85de9b8c r4:85de9800 [ 1351.671155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.671268][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.671299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.671349][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.671399][ T32] r4:84f79180 [ 1351.671434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.671500][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.671525][ T32] r4:00000001 [ 1351.671547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.671586][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.671615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.671645][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.671673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.671703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.671758][ T32] r4:84f60700 [ 1351.671786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.671879][ T32] INFO: task kworker/0:534:6503 blocked for more than 478 seconds. [ 1351.671927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.671984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.672015][ T32] task:kworker/0:534 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.672145][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.672264][ T32] Call trace: [ 1351.672342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.672401][ T32] r10:8291a684 r9:ecfadd84 r8:00000002 r7:60000013 r6:ecfadd8c r5:851eec00 [ 1351.672458][ T32] r4:851eec00 [ 1351.672482][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.672551][ T32] r5:851eec00 r4:8291a680 [ 1351.672610][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.672682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.672730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfade08 [ 1351.672849][ T32] r4:00000000 [ 1351.672982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.673100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.673178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.673258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9340 [ 1351.673318][ T32] r4:00000000 [ 1351.673367][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.673458][ T32] r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f239000 [ 1351.673541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.673629][ T32] r5:00001000 r4:ecaeb000 [ 1351.673670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.673746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.673971][ T32] r5:859ac38c r4:859ac000 [ 1351.674024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.674153][ T32] r7:dddced80 r6:83018000 r5:859ac38c r4:859dc680 [ 1351.674273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.674435][ T32] r10:61c88647 r9:851eec00 r8:859dc6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.674487][ T32] r4:859dc680 [ 1351.674528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.674615][ T32] r10:00000000 r9:859dc680 r8:80287e08 r7:ecfa9e60 r6:85986d80 r5:851eec00 [ 1351.674762][ T32] r4:00000001 [ 1351.674808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.674881][ T32] Exception stack(0xecfadfb0 to 0xecfadff8) [ 1351.674938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.674995][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.675053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.675115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.675266][ T32] r4:859d9100 [ 1351.675993][ T32] INFO: task kworker/0:534:6503 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.676072][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.676191][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.676291][ T32] Call trace: [ 1351.676434][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.676531][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.676577][ T32] r4:00000000 [ 1351.676619][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.676751][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.676816][ T32] 5d20: a69fb000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.676901][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.676995][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.677052][ T32] r5:800f0013 r4:80239bb0 [ 1351.677100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.677292][ T32] r4:82ac21e4 [ 1351.677346][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.677432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.677512][ T32] r4:e0555dc0 [ 1351.677618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.700834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.700919][ T32] r4:00000000 [ 1351.700954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.701077][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.701106][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.701185][ T32] r5:00001000 r4:ed32b000 [ 1351.701244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.701326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.701375][ T32] r5:85de9b8c r4:85de9800 [ 1351.701397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.701446][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.701467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.701515][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.701570][ T32] r4:84f79180 [ 1351.701595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.701643][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.701665][ T32] r4:00000001 [ 1351.701716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.701758][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.701790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.701820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.701846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.701875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.701977][ T32] r4:84f60700 [ 1351.702005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.702083][ T32] INFO: task kworker/0:535:6506 blocked for more than 478 seconds. [ 1351.702122][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.702147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.702169][ T32] task:kworker/0:535 state:D stack:0 pid:6506 tgid:6506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.702286][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.702337][ T32] Call trace: [ 1351.702372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.702456][ T32] r10:8291a684 r9:ecfb9d84 r8:00000002 r7:60000113 r6:ecfb9d8c r5:85839800 [ 1351.702509][ T32] r4:85839800 [ 1351.702533][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.702577][ T32] r5:85839800 r4:8291a680 [ 1351.702629][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.702672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.702715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 [ 1351.702767][ T32] r4:00000000 [ 1351.702790][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.702825][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.702858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.702898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9440 [ 1351.702922][ T32] r4:00000000 [ 1351.702941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.702983][ T32] r9:83018005 r8:85839800 r7:00000000 r6:83018000 r5:00001000 r4:7f23b000 [ 1351.703006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.703062][ T32] r5:00001000 r4:ecb01000 [ 1351.703086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.703148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.703195][ T32] r5:859ac78c r4:859ac400 [ 1351.703215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.703302][ T32] r7:dddced80 r6:83018000 r5:859ac78c r4:859dc700 [ 1351.703328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.703377][ T32] r10:61c88647 r9:85839800 r8:859dc72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.703400][ T32] r4:859dc700 [ 1351.703419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.703493][ T32] r10:00000000 r9:859dc700 r8:80287e08 r7:ecfade60 r6:85986e00 r5:85839800 [ 1351.703521][ T32] r4:00000001 [ 1351.703542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.703614][ T32] Exception stack(0xecfb9fb0 to 0xecfb9ff8) [ 1351.703644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.703674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.703701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.703761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.703787][ T32] r4:859d91c0 [ 1351.704232][ T32] INFO: task kworker/0:535:6506 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.704264][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.704386][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.704478][ T32] Call trace: [ 1351.704519][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.704570][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.704595][ T32] r4:00000000 [ 1351.704615][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.704654][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.704723][ T32] 5d20: a6d2a000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.704794][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.704825][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.704877][ T32] r5:800f0013 r4:80239bb0 [ 1351.704901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.705040][ T32] r4:82ac21e4 [ 1351.705241][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.705294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.705320][ T32] r4:e0555dc0 [ 1351.705340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.705468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.705496][ T32] r4:00000000 [ 1351.705583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.705695][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.705722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.705765][ T32] r5:00001000 r4:ed32b000 [ 1351.705785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.705824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.705866][ T32] r5:85de9b8c r4:85de9800 [ 1351.705887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.705937][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.705959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.706044][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.706072][ T32] r4:84f79180 [ 1351.706092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.706173][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.706287][ T32] r4:00000001 [ 1351.706347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.706389][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.706416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.706448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.706513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.706548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.706571][ T32] r4:84f60700 [ 1351.706592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.706616][ T32] INFO: task kworker/0:536:6508 blocked for more than 478 seconds. [ 1351.706662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.706721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.706746][ T32] task:kworker/0:536 state:D stack:0 pid:6508 tgid:6508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.706824][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.706871][ T32] Call trace: [ 1351.706938][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.706988][ T32] r10:8291a684 r9:ecfc1d84 r8:00000002 r7:60000113 r6:ecfc1d8c r5:85838000 [ 1351.707016][ T32] r4:85838000 [ 1351.707044][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.707087][ T32] r5:85838000 r4:8291a680 [ 1351.707107][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.707146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.707189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 [ 1351.707211][ T32] r4:00000000 [ 1351.707230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.707280][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.707344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.707390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d95c0 [ 1351.707487][ T32] r4:00000000 [ 1351.707647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.718554][ T32] r9:83018005 r8:85838000 r7:00000000 r6:83018000 r5:00001000 r4:7f23d000 [ 1351.718601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.718668][ T32] r5:00001000 r4:ecb1d000 [ 1351.718690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.718774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.718823][ T32] r5:859acb8c r4:859ac800 [ 1351.718848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.718896][ T32] r7:dddced80 r6:83018000 r5:859acb8c r4:859dc780 [ 1351.718919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.718968][ T32] r10:61c88647 r9:85838000 r8:859dc7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.718992][ T32] r4:859dc780 [ 1351.719012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.719060][ T32] r10:00000000 r9:859dc780 r8:80287e08 r7:ecfb9e60 r6:85986e80 r5:85838000 [ 1351.719082][ T32] r4:00000001 [ 1351.719135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.719178][ T32] Exception stack(0xecfc1fb0 to 0xecfc1ff8) [ 1351.719209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.719238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.719315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.719412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.719439][ T32] r4:859d9240 [ 1351.719906][ T32] INFO: task kworker/0:536:6508 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.719943][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.720012][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.720091][ T32] Call trace: [ 1351.720128][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.720182][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.720205][ T32] r4:00000000 [ 1351.720225][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.720313][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.720345][ T32] 5d20: a6ee9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.720377][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.720403][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.720427][ T32] r5:800f0013 r4:80239bb0 [ 1351.720447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.720488][ T32] r4:82ac21e4 [ 1351.720508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.720551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.720669][ T32] r4:e0555dc0 [ 1351.720693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.720736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.720759][ T32] r4:00000000 [ 1351.720778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.720825][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.720880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.720925][ T32] r5:00001000 r4:ed32b000 [ 1351.720945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.721000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.721078][ T32] r5:85de9b8c r4:85de9800 [ 1351.721101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.721150][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.721172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.721220][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.721243][ T32] r4:84f79180 [ 1351.721280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.721332][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.721354][ T32] r4:00000001 [ 1351.721373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.721408][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.721433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.721461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.721486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.721514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.721536][ T32] r4:84f60700 [ 1351.721558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.721586][ T32] INFO: task kworker/0:537:6510 blocked for more than 478 seconds. [ 1351.721619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.721643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.721664][ T32] task:kworker/0:537 state:D stack:0 pid:6510 tgid:6510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.721785][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.721833][ T32] Call trace: [ 1351.721964][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.722016][ T32] r10:8291a684 r9:ecfc9d84 r8:00000002 r7:60000113 r6:ecfc9d8c r5:85838c00 [ 1351.722043][ T32] r4:85838c00 [ 1351.722066][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.722109][ T32] r5:85838c00 r4:8291a680 [ 1351.722156][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.722234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.722284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1351.722309][ T32] r4:00000000 [ 1351.722330][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.722393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.722434][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.722475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d96c0 [ 1351.722535][ T32] r4:00000000 [ 1351.722562][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.722607][ T32] r9:83018005 r8:85838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f23f000 [ 1351.722662][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.722710][ T32] r5:00001000 r4:ecb31000 [ 1351.722733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.722802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.722848][ T32] r5:859acf8c r4:859acc00 [ 1351.722902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.722952][ T32] r7:dddced80 r6:83018000 r5:859acf8c r4:859dc800 [ 1351.723007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.723059][ T32] r10:61c88647 r9:85838c00 r8:859dc82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.723083][ T32] r4:859dc800 [ 1351.723103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.723150][ T32] r10:00000000 r9:859dc800 r8:80287e08 r7:ecfc1e60 r6:85986f00 r5:85838c00 [ 1351.723190][ T32] r4:00000001 [ 1351.723282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.723324][ T32] Exception stack(0xecfc9fb0 to 0xecfc9ff8) [ 1351.723355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.723384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.723412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.723478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.723538][ T32] r4:859d93c0 [ 1351.723791][ T32] INFO: task kworker/0:537:6510 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.723826][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.723935][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.724016][ T32] Call trace: [ 1351.724056][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.724108][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.724132][ T32] r4:00000000 [ 1351.724153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.724193][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.724221][ T32] 5d20: a6ee9000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.724253][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.724285][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.724311][ T32] r5:800f0013 r4:80239bb0 [ 1351.724333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.724374][ T32] r4:82ac21e4 [ 1351.724395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.724437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.724460][ T32] r4:e0555dc0 [ 1351.724481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.724554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.724581][ T32] r4:00000000 [ 1351.724604][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.724650][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.724673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.724719][ T32] r5:00001000 r4:ed32b000 [ 1351.724758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.724819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.724866][ T32] r5:85de9b8c r4:85de9800 [ 1351.724887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.724936][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.724959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.725005][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.725029][ T32] r4:84f79180 [ 1351.725049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.725094][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.725117][ T32] r4:00000001 [ 1351.725136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.725236][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.725269][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.725307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.725335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.725366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.725411][ T32] r4:84f60700 [ 1351.725437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.725533][ T32] INFO: task kworker/0:538:6511 blocked for more than 478 seconds. [ 1351.725601][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.725647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.725670][ T32] task:kworker/0:538 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.725756][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.725802][ T32] Call trace: [ 1351.725836][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.725885][ T32] r10:8291a684 r9:ecfcdd84 r8:00000002 r7:60000113 r6:ecfcdd8c r5:8583bc00 [ 1351.725940][ T32] r4:8583bc00 [ 1351.725967][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.726012][ T32] r5:8583bc00 r4:8291a680 [ 1351.726038][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.726111][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.726158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfcde08 [ 1351.726183][ T32] r4:00000000 [ 1351.726250][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.726306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.726345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.726386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9800 [ 1351.726410][ T32] r4:00000000 [ 1351.726432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.726477][ T32] r9:83018005 r8:8583bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f241000 [ 1351.726534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.726581][ T32] r5:00001000 r4:ecb43000 [ 1351.726603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.726644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.726688][ T32] r5:859ad38c r4:859ad000 [ 1351.726725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.726810][ T32] r7:dddced80 r6:83018000 r5:859ad38c r4:859dc880 [ 1351.726836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.726884][ T32] r10:61c88647 r9:8583bc00 r8:859dc8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.726908][ T32] r4:859dc880 [ 1351.726963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.727013][ T32] r10:00000000 r9:859dc880 r8:80287e08 r7:ecfc9e60 r6:85986f80 r5:8583bc00 [ 1351.727042][ T32] r4:00000001 [ 1351.727064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.727101][ T32] Exception stack(0xecfcdfb0 to 0xecfcdff8) [ 1351.727128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.727158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.727186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.727215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.727283][ T32] r4:859d94c0 [ 1351.758094][ T32] INFO: task kworker/0:538:6511 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.758292][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.758390][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.758517][ T32] Call trace: [ 1351.758594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.758677][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.758708][ T32] r4:00000000 [ 1351.758734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.758783][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.758817][ T32] 5d20: a7746000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.758852][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.758882][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.758910][ T32] r5:800f0013 r4:80239bb0 [ 1351.758935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.758982][ T32] r4:82ac21e4 [ 1351.759005][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.759127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.759222][ T32] r4:e0555dc0 [ 1351.759251][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.759310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.759366][ T32] r4:00000000 [ 1351.759392][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.759444][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.759499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.759551][ T32] r5:00001000 r4:ed32b000 [ 1351.759576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.759620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.759667][ T32] r5:85de9b8c r4:85de9800 [ 1351.759690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.759741][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.759764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.759816][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.759841][ T32] r4:84f79180 [ 1351.759929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.759984][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.760009][ T32] r4:00000001 [ 1351.760034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.760074][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.760103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.760198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.760231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.760265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.760315][ T32] r4:84f60700 [ 1351.760343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.760375][ T32] INFO: task kworker/0:539:6513 blocked for more than 478 seconds. [ 1351.760412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.760438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.760461][ T32] task:kworker/0:539 state:D stack:0 pid:6513 tgid:6513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.760510][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.760591][ T32] Call trace: [ 1351.760658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.760711][ T32] r10:8291a684 r9:ecfd5d84 r8:00000002 r7:60000113 r6:ecfd5d8c r5:8583c800 [ 1351.760762][ T32] r4:8583c800 [ 1351.760786][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.760830][ T32] r5:8583c800 r4:8291a680 [ 1351.760849][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.760887][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.760930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd5e08 [ 1351.760981][ T32] r4:00000000 [ 1351.761034][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.761111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.761179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.761285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9d40 [ 1351.761313][ T32] r4:00000000 [ 1351.761334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.761410][ T32] r9:83018005 r8:8583c800 r7:00000000 r6:83018000 r5:00001000 r4:7f249000 [ 1351.761470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.761587][ T32] r5:00001000 r4:ecb97000 [ 1351.761615][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.761727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.761779][ T32] r5:859ae38c r4:859ae000 [ 1351.761802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.761882][ T32] r7:dddced80 r6:83018000 r5:859ae38c r4:859dc900 [ 1351.761908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.761956][ T32] r10:61c88647 r9:8583c800 r8:859dc92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.761994][ T32] r4:859dc900 [ 1351.762018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.762071][ T32] r10:00000000 r9:859dc900 r8:80287e08 r7:ecfcde60 r6:859e9000 r5:8583c800 [ 1351.762094][ T32] r4:00000001 [ 1351.762113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.762182][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) [ 1351.762255][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.762322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.762381][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.762463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.762515][ T32] r4:859d9680 [ 1351.763001][ T32] INFO: task kworker/0:539:6513 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.763047][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.763110][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.763172][ T32] Call trace: [ 1351.763257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.763355][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.763411][ T32] r4:00000000 [ 1351.763436][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1351.763537][ T32] 5d20: a7746000 dfd5f000 00000001 80239b98 7f23f000 00000001 ** 7 printk messages dropped ** [ 1351.763850][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1351.764238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.764877][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.764902][ T32] r4:84f79180 [ 1351.764928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.765012][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.765077][ T32] r4:00000001 [ 1351.765149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.765225][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.765293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.765357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.765414][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.765470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.765515][ T32] r4:84f60700 [ 1351.765573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.765633][ T32] INFO: task kworker/0:540:6515 blocked for more than 478 seconds. [ 1351.765690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.765745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.765791][ T32] task:kworker/0:540 state:D stack:0 pid:6515 tgid:6515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.765888][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.765996][ T32] Call trace: [ 1351.766067][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.766160][ T32] r10:8291a684 r9:ecfddd84 r8:00000002 r7:60000013 r6:ecfddd8c r5:8583e000 [ 1351.766239][ T32] r4:8583e000 [ 1351.766309][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.766386][ T32] r5:8583e000 r4:8291a680 [ 1351.766407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.766449][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.766491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfdde08 [ 1351.766514][ T32] r4:00000000 [ 1351.766532][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.766596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.766636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.766677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9940 [ 1351.766699][ T32] r4:00000000 [ 1351.766719][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.766814][ T32] r9:83018005 r8:8583e000 r7:00000000 r6:83018000 r5:00001000 r4:7f243000 [ 1351.766865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.766913][ T32] r5:00001000 r4:ecb53000 [ 1351.766934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.766973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.767013][ T32] r5:859ad78c r4:859ad400 [ 1351.767037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.767082][ T32] r7:dddced80 r6:83018000 r5:859ad78c r4:859dc980 [ 1351.767103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.767149][ T32] r10:61c88647 r9:8583e000 r8:859dc9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.767183][ T32] r4:859dc980 [ 1351.767206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.767267][ T32] r10:00000000 r9:859dc980 r8:80287e08 r7:ecfd5e60 r6:859e9080 r5:8583e000 [ 1351.767302][ T32] r4:00000001 [ 1351.767326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.767362][ T32] Exception stack(0xecfddfb0 to 0xecfddff8) [ 1351.767438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.767472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.767500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.767611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.793837][ T32] r4:859d9680 [ 1351.794429][ T32] INFO: task kworker/0:540:6515 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.794496][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.794626][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.794696][ T32] Call trace: [ 1351.794783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.794920][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.794975][ T32] r4:00000000 [ 1351.795039][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.795133][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.795199][ T32] 5d20: a7ace000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.795263][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.795326][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.795390][ T32] r5:800f0013 r4:80239bb0 [ 1351.795459][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.795564][ T32] r4:82ac21e4 [ 1351.795627][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.795763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.795825][ T32] r4:e0555dc0 [ 1351.795850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.795920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.795946][ T32] r4:00000000 [ 1351.795968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.796034][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.796093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.796207][ T32] r5:00001000 r4:ed32b000 [ 1351.796260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.796356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.796478][ T32] r5:85de9b8c r4:85de9800 [ 1351.796560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.796663][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.796713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.796805][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.796849][ T32] r4:84f79180 [ 1351.796893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.796990][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.797040][ T32] r4:00000001 [ 1351.797082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.797153][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.797223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.797307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.797373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.797487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.797614][ T32] r4:84f60700 [ 1351.806430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.806514][ T32] INFO: task kworker/0:541:6516 blocked for more than 478 seconds. [ 1351.806604][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.806666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.806746][ T32] task:kworker/0:541 state:D stack:0 pid:6516 tgid:6516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.806860][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.806976][ T32] Call trace: [ 1351.807049][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.807152][ T32] r10:8291a684 r9:ecea5d84 r8:00000002 r7:60000113 r6:ecea5d8c r5:85a02400 [ 1351.807208][ T32] r4:85a02400 [ 1351.807282][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.807376][ T32] r5:85a02400 r4:8291a680 [ 1351.807420][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.808269][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.808524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.808869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.809078][ T32] r5:859adb8c r4:859ad800 [ 1351.809106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.809208][ T32] r7:dddced80 r6:83018000 r5:859adb8c r4:859dca00 ** 1 printk messages dropped ** [ 1351.809371][ T32] r10:61c88647 r9:85a02400 r8:859dca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.809424][ T32] r4:859dca00 [ 1351.809486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.809584][ T32] r10:00000000 r9:859dca00 r8:80287e08 r7:ecfd5e60 r6:859dca80 r5:85a02400 [ 1351.809636][ T32] r4:00000001 [ 1351.809693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.809744][ T32] Exception stack(0xecea5fb0 to 0xecea5ff8) [ 1351.809777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.809856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.809890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.809932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.809958][ T32] r4:859d99c0 [ 1351.810494][ T32] INFO: task kworker/0:541:6516 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.810552][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.810684][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.810796][ T32] Call trace: [ 1351.810885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.810952][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.810978][ T32] r4:00000000 [ 1351.811000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.811045][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.811074][ T32] 5d20: a7ace000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.811114][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.811164][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.811192][ T32] r5:800f0013 r4:80239bb0 [ 1351.811229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.811305][ T32] r4:82ac21e4 [ 1351.811327][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.811371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.811409][ T32] r4:e0555dc0 [ 1351.811458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.811526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.811596][ T32] r4:00000000 [ 1351.811645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.811743][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.811791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.811891][ T32] r5:00001000 r4:ed32b000 [ 1351.811937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.812026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.812112][ T32] r5:85de9b8c r4:85de9800 [ 1351.812170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.812315][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.812366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.812451][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.812495][ T32] r4:84f79180 [ 1351.812531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.812615][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.812671][ T32] r4:00000001 [ 1351.812713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.812783][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.812843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.812901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.812956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.813033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.813091][ T32] r4:84f60700 [ 1351.813134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.813226][ T32] INFO: task kworker/0:542:6520 blocked for more than 478 seconds. [ 1351.813308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.813362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.813406][ T32] task:kworker/0:542 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.813537][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.813626][ T32] Call trace: [ 1351.813687][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.813776][ T32] r10:8291a684 r9:ecfd9d84 r8:00000002 r7:60000113 r6:ecfd9d8c r5:85a03000 [ 1351.813821][ T32] r4:85a03000 [ 1351.813860][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.813939][ T32] r5:85a03000 r4:8291a680 [ 1351.813982][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.814056][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.814169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd9e08 [ 1351.814265][ T32] r4:00000000 [ 1351.814299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.814339][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.814374][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.814414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9c40 [ 1351.814437][ T32] r4:00000000 [ 1351.814472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.814525][ T32] r9:83018005 r8:85a03000 r7:00000000 r6:83018000 r5:00001000 r4:7f247000 [ 1351.814549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.814591][ T32] r5:00001000 r4:ecb81000 [ 1351.814611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.814650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.814693][ T32] r5:859adf8c r4:859adc00 [ 1351.814713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.814758][ T32] r7:dddced80 r6:83018000 r5:859adf8c r4:859dcb00 [ 1351.814778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.814824][ T32] r10:61c88647 r9:85a03000 r8:859dcb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.814846][ T32] r4:859dcb00 [ 1351.814866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.814911][ T32] r10:00000000 r9:859dcb00 r8:80287e08 r7:ecfd5e60 r6:859dcb80 r5:85a03000 [ 1351.814933][ T32] r4:00000001 [ 1351.814952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.814986][ T32] Exception stack(0xecfd9fb0 to 0xecfd9ff8) [ 1351.815029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.815064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.815091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.815119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.815167][ T32] r4:859d9ac0 [ 1351.815435][ T32] INFO: task kworker/0:542:6520 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.815468][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.815557][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.815614][ T32] Call trace: [ 1351.815721][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.815777][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.815802][ T32] r4:00000000 [ 1351.815822][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.815862][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.815915][ T32] 5d20: a7ace000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.815948][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.815983][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.816007][ T32] r5:800f0013 r4:80239bb0 [ 1351.816035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.816092][ T32] r4:82ac21e4 [ 1351.816118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.816164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.816188][ T32] r4:e0555dc0 [ 1351.816207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.816283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.816317][ T32] r4:00000000 [ 1351.816365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.816428][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.816478][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.816542][ T32] r5:00001000 r4:ed32b000 [ 1351.816566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.816606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.816672][ T32] r5:85de9b8c r4:85de9800 [ 1351.816696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.816769][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.816794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.816844][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.816902][ T32] r4:84f79180 [ 1351.816925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.816987][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.817013][ T32] r4:00000001 [ 1351.817090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.817210][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.817267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.817327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.817355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.817390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.817417][ T32] r4:84f60700 [ 1351.817463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.817493][ T32] INFO: task kworker/0:543:6521 blocked for more than 478 seconds. [ 1351.817545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.840139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.840261][ T32] task:kworker/0:543 state:D stack:0 pid:6521 tgid:6521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.840368][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.840488][ T32] Call trace: [ 1351.840556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.840616][ T32] r10:8291a684 r9:ecfe5d84 r8:00000002 r7:60000113 r6:ecfe5d8c r5:85a03c00 [ 1351.840640][ T32] r4:85a03c00 [ 1351.840662][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.840731][ T32] r5:85a03c00 r4:8291a680 [ 1351.840761][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.840804][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.840847][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe5e08 [ 1351.840870][ T32] r4:00000000 [ 1351.840914][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.841005][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.841050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.841092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9f00 [ 1351.841163][ T32] r4:00000000 [ 1351.841212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.841264][ T32] r9:83018005 r8:85a03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f24f000 [ 1351.841318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.841367][ T32] r5:00001000 r4:ecbaf000 [ 1351.841462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.841539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.841587][ T32] r5:859ae78c r4:859ae400 [ 1351.841610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.841657][ T32] r7:dddced80 r6:83018000 r5:859ae78c r4:859dcc00 [ 1351.841678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.841748][ T32] r10:61c88647 r9:85a03c00 r8:859dcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.841775][ T32] r4:859dcc00 [ 1351.841821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.841886][ T32] r10:00000000 r9:859dcc00 r8:80287e08 r7:ecfd5e60 r6:859dcc80 r5:85a03c00 [ 1351.841913][ T32] r4:00000001 [ 1351.841934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.841974][ T32] Exception stack(0xecfe5fb0 to 0xecfe5ff8) [ 1351.842008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.842064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.842095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.842214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.842283][ T32] r4:859d9b40 [ 1351.842731][ T32] INFO: task kworker/0:543:6521 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.842772][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.842908][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.842956][ T32] Call trace: [ 1351.842989][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.843041][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.843065][ T32] r4:00000000 [ 1351.843098][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.843169][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.843225][ T32] 5d20: a7eca000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.843258][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.843322][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.843350][ T32] r5:800f0013 r4:80239bb0 [ 1351.843419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.843466][ T32] r4:82ac21e4 [ 1351.843492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.843535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.843559][ T32] r4:e0555dc0 [ 1351.843578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.843619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.843640][ T32] r4:00000000 [ 1351.843659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.843704][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.843727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.843767][ T32] r5:00001000 r4:ed32b000 [ 1351.843787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.843926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.844254][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1351.844486][ T32] INFO: task kworker/0:544:6523 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1351.844662][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.844838][ T32] r4:8583a400 ** 3 printk messages dropped ** [ 1351.844960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.845108][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.845142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.845183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d9080 [ 1351.845206][ T32] r4:00000000 [ 1351.845226][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.845308][ T32] r9:83018005 r8:8583a400 r7:00000000 r6:83018000 r5:00001000 r4:7f253000 [ 1351.845383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.845430][ T32] r5:00001000 r4:ecbc3000 [ 1351.845450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.845489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.845530][ T32] r5:859aeb8c r4:859ae800 [ 1351.845564][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.845640][ T32] r7:dddced80 r6:83018000 r5:859aeb8c r4:859dcd00 [ 1351.845683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.845758][ T32] r10:61c88647 r9:8583a400 r8:859dcd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.845784][ T32] r4:859dcd00 [ 1351.845830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.845879][ T32] r10:00000000 r9:859dcd00 r8:80287e08 r7:ecfe5e60 r6:859e9100 r5:8583a400 [ 1351.845902][ T32] r4:00000001 [ 1351.845938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.845977][ T32] Exception stack(0xecff1fb0 to 0xecff1ff8) [ 1351.846029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.846063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.846089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.846156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.846251][ T32] r4:859d9d80 [ 1351.846543][ T32] INFO: task kworker/0:544:6523 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.846602][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.846711][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.846759][ T32] Call trace: [ 1351.846789][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.846839][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.846862][ T32] r4:00000000 [ 1351.846899][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.846963][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.846993][ T32] 5d20: a7eca000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.847026][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.847066][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.847090][ T32] r5:800f0013 r4:80239bb0 [ 1351.847111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.847152][ T32] r4:82ac21e4 [ 1351.847204][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.847250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.847280][ T32] r4:e0555dc0 [ 1351.847301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.847342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.847365][ T32] r4:00000000 [ 1351.847386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.847432][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.847454][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.847515][ T32] r5:00001000 r4:ed32b000 [ 1351.847620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.869336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.869487][ T32] r5:85de9b8c r4:85de9800 [ 1351.869539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.869617][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.869643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.869694][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.869718][ T32] r4:84f79180 [ 1351.869740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.869788][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.869811][ T32] r4:00000001 [ 1351.869857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.869901][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.869984][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.870017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.870052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.870081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.870120][ T32] r4:84f60700 [ 1351.870150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.870181][ T32] INFO: task kworker/0:545:6525 blocked for more than 478 seconds. [ 1351.870245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.870271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.870295][ T32] task:kworker/0:545 state:D stack:0 pid:6525 tgid:6525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.870356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.870401][ T32] Call trace: [ 1351.870433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.870522][ T32] r10:8291a684 r9:ecff9d84 r8:00000002 r7:60000113 r6:ecff9d8c r5:8583b000 [ 1351.870550][ T32] r4:8583b000 [ 1351.870594][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.870641][ T32] r5:8583b000 r4:8291a680 [ 1351.870662][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.870702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.870745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 [ 1351.870768][ T32] r4:00000000 [ 1351.870787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.870821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.870872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.870918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3840 [ 1351.870941][ T32] r4:00000000 [ 1351.870963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.871011][ T32] r9:83018005 r8:8583b000 r7:00000000 r6:83018000 r5:00001000 r4:7f269000 [ 1351.871034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.871085][ T32] r5:00001000 r4:ece31000 [ 1351.871106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.871145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.871186][ T32] r5:859b078c r4:859b0400 [ 1351.871205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.871250][ T32] r7:dddced80 r6:83018000 r5:859b078c r4:859dcd80 [ 1351.871289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.871340][ T32] r10:61c88647 r9:8583b000 r8:859dcdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.871364][ T32] r4:859dcd80 [ 1351.871383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.871427][ T32] r10:00000000 r9:859dcd80 r8:80287e08 r7:ecff1e60 r6:859e9180 r5:8583b000 [ 1351.871450][ T32] r4:00000001 [ 1351.871468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.871518][ T32] Exception stack(0xecff9fb0 to 0xecff9ff8) [ 1351.871548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.871592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.871622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.871650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.871672][ T32] r4:859d9ec0 [ 1351.872145][ T32] INFO: task kworker/0:545:6525 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.872180][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.872274][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.872322][ T32] Call trace: [ 1351.872375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.872429][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.872453][ T32] r4:00000000 [ 1351.872472][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.872511][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.872539][ T32] 5d20: a821d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.872590][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.872620][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.872645][ T32] r5:800f0013 r4:80239bb0 [ 1351.872666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.872731][ T32] r4:82ac21e4 [ 1351.872755][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.872800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.872824][ T32] r4:e0555dc0 [ 1351.872854][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.872897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.872941][ T32] r4:00000000 [ 1351.872987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.873055][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.873082][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.873142][ T32] r5:00001000 r4:ed32b000 [ 1351.873188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.873231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.873274][ T32] r5:85de9b8c r4:85de9800 [ 1351.873297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.873344][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.873366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.873415][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.873460][ T32] r4:84f79180 [ 1351.873484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.873553][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.873603][ T32] r4:00000001 [ 1351.873632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.873696][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.873730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.873759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.873788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.873816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.873839][ T32] r4:84f60700 [ 1351.873859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.873884][ T32] INFO: task kworker/0:546:6526 blocked for more than 478 seconds. [ 1351.873946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.873973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.873997][ T32] task:kworker/0:546 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.874066][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.874113][ T32] Call trace: [ 1351.874144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.874234][ T32] r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:8583d400 [ 1351.874265][ T32] r4:8583d400 [ 1351.874287][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.874329][ T32] r5:8583d400 r4:8291a680 [ 1351.874349][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.874389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.874430][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 [ 1351.874472][ T32] r4:00000000 [ 1351.874495][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.874531][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.874565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.874619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d8380 [ 1351.874648][ T32] r4:00000000 [ 1351.874669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.874738][ T32] r9:83018005 r8:8583d400 r7:00000000 r6:83018000 r5:00001000 r4:7f257000 [ 1351.874763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.874829][ T32] r5:00001000 r4:ecd43000 [ 1351.874852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.874891][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.874931][ T32] r5:859aef8c r4:859aec00 [ 1351.874951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.874996][ T32] r7:dddced80 r6:83018000 r5:859aef8c r4:859dce00 [ 1351.875036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.875093][ T32] r10:61c88647 r9:8583d400 r8:859dce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.875117][ T32] r4:859dce00 [ 1351.875136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.875181][ T32] r10:00000000 r9:859dce00 r8:80287e08 r7:ecff9e60 r6:859e9200 r5:8583d400 [ 1351.875203][ T32] r4:00000001 [ 1351.875222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.875256][ T32] Exception stack(0xecffdfb0 to 0xecffdff8) [ 1351.875281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.875312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.875339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.875367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.875389][ T32] r4:859d81c0 [ 1351.875634][ T32] INFO: task kworker/0:546:6526 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.875666][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.875720][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.875761][ T32] Call trace: [ 1351.875789][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.875838][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.875862][ T32] r4:00000000 [ 1351.875881][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.875919][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.875946][ T32] 5d20: a821d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.875974][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.876000][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.876024][ T32] r5:800f0013 r4:80239bb0 [ 1351.876053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.876106][ T32] r4:82ac21e4 [ 1351.876130][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.876173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.876213][ T32] r4:e0555dc0 [ 1351.876235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.876301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.876401][ T32] r4:00000000 [ 1351.876436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.876486][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.876507][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.876562][ T32] r5:00001000 r4:ed32b000 [ 1351.876585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.876627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.876669][ T32] r5:85de9b8c r4:85de9800 [ 1351.876689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.876735][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.876755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.876801][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.876825][ T32] r4:84f79180 [ 1351.876844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.876902][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.876928][ T32] r4:00000001 [ 1351.876949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.876985][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.877041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.877105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.877135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.877164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.877210][ T32] r4:84f60700 [ 1351.877235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.877261][ T32] INFO: task kworker/0:547:6528 blocked for more than 478 seconds. [ 1351.877288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.877315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.877338][ T32] task:kworker/0:547 state:D stack:0 pid:6528 tgid:6528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.877383][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.877425][ T32] Call trace: [ 1351.877455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.877506][ T32] r10:8291a684 r9:ed005d84 r8:00000002 r7:60000113 r6:ed005d8c r5:85840c00 [ 1351.908124][ T32] r4:85840c00 [ 1351.908251][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.908334][ T32] r5:85840c00 r4:8291a680 [ 1351.908384][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.908432][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.908477][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed005e08 [ 1351.908561][ T32] r4:00000000 [ 1351.908612][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.908651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.908691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.908749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f30c0 [ 1351.908777][ T32] r4:00000000 [ 1351.908806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.908857][ T32] r9:83018005 r8:85840c00 r7:00000000 r6:83018000 r5:00001000 r4:7f259000 [ 1351.908891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.908966][ T32] r5:00001000 r4:ecd51000 [ 1351.908995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.909039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.909091][ T32] r5:859af38c r4:859af000 [ 1351.909112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.909161][ T32] r7:dddced80 r6:83018000 r5:859af38c r4:859dce80 [ 1351.909201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.909254][ T32] r10:61c88647 r9:85840c00 r8:859dceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.909277][ T32] r4:859dce80 [ 1351.909301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.909348][ T32] r10:00000000 r9:859dce80 r8:80287e08 r7:ecff9e60 r6:859e9280 r5:85840c00 [ 1351.909392][ T32] r4:00000001 [ 1351.909438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.909490][ T32] Exception stack(0xed005fb0 to 0xed005ff8) [ 1351.909521][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.909552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.909601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.909635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.909658][ T32] r4:859f3000 [ 1351.910148][ T32] INFO: task kworker/0:547:6528 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.910222][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.910314][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.910374][ T32] Call trace: [ 1351.910436][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.910513][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.910540][ T32] r4:00000000 [ 1351.910561][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.910602][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.910630][ T32] 5d20: a89e7000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.910659][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.910686][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.910732][ T32] r5:800f0013 r4:80239bb0 [ 1351.910757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.910823][ T32] r4:82ac21e4 [ 1351.910848][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.910907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.910934][ T32] r4:e0555dc0 [ 1351.910954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.911020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.911055][ T32] r4:00000000 [ 1351.911077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.911122][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.911144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.911190][ T32] r5:00001000 r4:ed32b000 [ 1351.911213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.911253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.911312][ T32] r5:85de9b8c r4:85de9800 [ 1351.911362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.911414][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.911436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.911484][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.911506][ T32] r4:84f79180 [ 1351.911525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.911571][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.911593][ T32] r4:00000001 [ 1351.911612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.911647][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.911672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.911701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.911727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.911758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.911782][ T32] r4:84f60700 [ 1351.911803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.911830][ T32] INFO: task kworker/0:548:6530 blocked for more than 478 seconds. [ 1351.911864][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.911889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.911927][ T32] task:kworker/0:548 state:D stack:0 pid:6530 tgid:6530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.911978][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.912048][ T32] Call trace: [ 1351.912085][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.912133][ T32] r10:8291a684 r9:ed00dd84 r8:00000002 r7:60000013 r6:ed00dd8c r5:85842400 [ 1351.912156][ T32] r4:85842400 [ 1351.912198][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.912271][ T32] r5:85842400 r4:8291a680 [ 1351.912296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.912336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.912379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1351.912403][ T32] r4:00000000 [ 1351.912422][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.912457][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.912491][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.912532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3300 [ 1351.912554][ T32] r4:00000000 [ 1351.912588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.912638][ T32] r9:83018005 r8:85842400 r7:00000000 r6:83018000 r5:00001000 r4:7f25b000 [ 1351.912664][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.912717][ T32] r5:00001000 r4:ecd5f000 [ 1351.912752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.912795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.912836][ T32] r5:859af78c r4:859af400 [ 1351.912857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.912902][ T32] r7:dddced80 r6:83018000 r5:859af78c r4:859dcf00 [ 1351.912924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.912969][ T32] r10:61c88647 r9:85842400 r8:859dcf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.912991][ T32] r4:859dcf00 [ 1351.913010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.913067][ T32] r10:00000000 r9:859dcf00 r8:80287e08 r7:ecff9e60 r6:859e9300 r5:85842400 [ 1351.913092][ T32] r4:00000001 [ 1351.913111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.913147][ T32] Exception stack(0xed00dfb0 to 0xed00dff8) [ 1351.913173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.913201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.913233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.913263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.913286][ T32] r4:859f3000 [ 1351.913556][ T32] INFO: task kworker/0:548:6530 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.913588][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.913657][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.913707][ T32] Call trace: [ 1351.913753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.913807][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.913832][ T32] r4:00000000 [ 1351.913851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.913891][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.913918][ T32] 5d20: a89e7000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.913946][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.913988][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.914024][ T32] r5:800f0013 r4:80239bb0 [ 1351.914054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.914099][ T32] r4:82ac21e4 [ 1351.914120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.914163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.914185][ T32] r4:e0555dc0 [ 1351.914244][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.914305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.914331][ T32] r4:00000000 [ 1351.914352][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.914397][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.914418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.914460][ T32] r5:00001000 r4:ed32b000 [ 1351.914480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.914519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.914559][ T32] r5:85de9b8c r4:85de9800 [ 1351.914579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.914650][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.914687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.914762][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.914790][ T32] r4:84f79180 [ 1351.914810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.914859][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.914882][ T32] r4:00000001 [ 1351.914901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.914937][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.914986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.915020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.915057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.915087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.915117][ T32] r4:84f60700 [ 1351.915141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.915167][ T32] INFO: task kworker/0:549:6532 blocked for more than 478 seconds. [ 1351.915195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.915219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.915240][ T32] task:kworker/0:549 state:D stack:0 pid:6532 tgid:6532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.915298][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.915344][ T32] Call trace: [ 1351.915375][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.915422][ T32] r10:8291a684 r9:ed015d84 r8:00000002 r7:60000113 r6:ed015d8c r5:85841800 [ 1351.915445][ T32] r4:85841800 [ 1351.915465][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.915508][ T32] r5:85841800 r4:8291a680 [ 1351.915550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.915593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.915636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 [ 1351.915672][ T32] r4:00000000 [ 1351.915695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.915732][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.915769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.915823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3480 [ 1351.915850][ T32] r4:00000000 [ 1351.915871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.915916][ T32] r9:83018005 r8:85841800 r7:00000000 r6:83018000 r5:00001000 r4:7f263000 [ 1351.915938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.915980][ T32] r5:00001000 r4:ecd73000 [ 1351.916000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.916038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.916092][ T32] r5:859afb8c r4:859af800 [ 1351.916113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.916158][ T32] r7:dddced80 r6:83018000 r5:859afb8c r4:859dcf80 [ 1351.916181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.916227][ T32] r10:61c88647 r9:85841800 r8:859dcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.916252][ T32] r4:859dcf80 [ 1351.916272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.916317][ T32] r10:00000000 r9:859dcf80 r8:80287e08 r7:ecff9e60 r6:859e9380 r5:85841800 [ 1351.916339][ T32] r4:00000001 [ 1351.916358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.916394][ T32] Exception stack(0xed015fb0 to 0xed015ff8) [ 1351.916420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.916448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.916489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.916521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.916562][ T32] r4:859f3240 [ 1351.916830][ T32] INFO: task kworker/0:549:6532 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.916862][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.916918][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.916962][ T32] Call trace: [ 1351.917008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.917074][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.917099][ T32] r4:00000000 [ 1351.917119][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.917157][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.917232][ T32] 5d20: a89e7000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.917291][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.917320][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.917346][ T32] r5:800f0013 r4:80239bb0 [ 1351.917368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.917410][ T32] r4:82ac21e4 [ 1351.917430][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.917471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.917493][ T32] r4:e0555dc0 [ 1351.917524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.932519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.932624][ T32] r4:00000000 [ 1351.932655][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.932728][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.932751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.932799][ T32] r5:00001000 r4:ed32b000 [ 1351.932820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.932860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.932903][ T32] r5:85de9b8c r4:85de9800 [ 1351.932941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.932995][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.933018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.933080][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.933104][ T32] r4:84f79180 [ 1351.933123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.933185][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.933212][ T32] r4:00000001 [ 1351.933233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.933278][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.933323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.933356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.933406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.933439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.933462][ T32] r4:84f60700 [ 1351.933502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.933549][ T32] INFO: task kworker/0:550:6534 blocked for more than 478 seconds. [ 1351.933585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.933610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.933632][ T32] task:kworker/0:550 state:D stack:0 pid:6534 tgid:6534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.933691][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.933737][ T32] Call trace: [ 1351.933769][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.933821][ T32] r10:8291a684 r9:ed01dd84 r8:00000002 r7:60000013 r6:ed01dd8c r5:85843c00 [ 1351.933845][ T32] r4:85843c00 [ 1351.933883][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.933930][ T32] r5:85843c00 r4:8291a680 [ 1351.933952][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.933992][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.934052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 [ 1351.934079][ T32] r4:00000000 [ 1351.934099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.934134][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.934169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.934247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3580 [ 1351.934271][ T32] r4:00000000 [ 1351.934315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.934364][ T32] r9:83018005 r8:85843c00 r7:00000000 r6:83018000 r5:00001000 r4:7f265000 [ 1351.934390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.934433][ T32] r5:00001000 r4:ecd81000 [ 1351.934454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.934494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.934535][ T32] r5:859aff8c r4:859afc00 [ 1351.934555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.934647][ T32] r7:dddced80 r6:83018000 r5:859aff8c r4:859f9000 [ 1351.934675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.934724][ T32] r10:61c88647 r9:85843c00 r8:859f902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.934747][ T32] r4:859f9000 [ 1351.934766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.934811][ T32] r10:00000000 r9:859f9000 r8:80287e08 r7:ecff9e60 r6:859e9400 r5:85843c00 [ 1351.934833][ T32] r4:00000001 [ 1351.934852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.934889][ T32] Exception stack(0xed01dfb0 to 0xed01dff8) [ 1351.934916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.934945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.934971][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.934999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.935021][ T32] r4:859f3280 [ 1351.935474][ T32] INFO: task kworker/0:550:6534 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.935522][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.935584][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.935641][ T32] Call trace: [ 1351.935709][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.935760][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.935785][ T32] r4:00000000 [ 1351.935805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.935845][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.935912][ T32] 5d20: a8a8e000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.935945][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.935995][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.936028][ T32] r5:800f0013 r4:80239bb0 [ 1351.936089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.936143][ T32] r4:82ac21e4 [ 1351.936166][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.936224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.936274][ T32] r4:e0555dc0 [ 1351.936305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.936348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.936370][ T32] r4:00000000 [ 1351.936391][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.936435][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.936457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.936498][ T32] r5:00001000 r4:ed32b000 [ 1351.936518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.936556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.936599][ T32] r5:85de9b8c r4:85de9800 [ 1351.936643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.936696][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.936718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.936765][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.936809][ T32] r4:84f79180 [ 1351.936832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.936879][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.936901][ T32] r4:00000001 [ 1351.936920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.936956][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.936982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.937041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.937085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.937117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.937142][ T32] r4:84f60700 [ 1351.937162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.937189][ T32] INFO: task kworker/0:551:6536 blocked for more than 478 seconds. [ 1351.937217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.937240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.937261][ T32] task:kworker/0:551 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.937316][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.937372][ T32] Call trace: [ 1351.937407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.937454][ T32] r10:8291a684 r9:ecfe9d84 r8:00000002 r7:60000113 r6:ecfe9d8c r5:85a04800 [ 1351.937477][ T32] r4:85a04800 [ 1351.937498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.937577][ T32] r5:85a04800 r4:8291a680 [ 1351.954603][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.954762][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.954813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 [ 1351.954839][ T32] r4:00000000 [ 1351.954879][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.954921][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.954961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.955003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f36c0 [ 1351.955026][ T32] r4:00000000 [ 1351.955118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.955173][ T32] r9:83018005 r8:85a04800 r7:00000000 r6:83018000 r5:00001000 r4:7f267000 [ 1351.955229][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.955279][ T32] r5:00001000 r4:ecd8f000 [ 1351.955300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.955340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.955382][ T32] r5:859b038c r4:859b0000 [ 1351.955402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.955450][ T32] r7:dddced80 r6:83018000 r5:859b038c r4:859f9080 [ 1351.955501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.955554][ T32] r10:61c88647 r9:85a04800 r8:859f90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.955703][ T32] r4:859f9080 [ 1351.955728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.955804][ T32] r10:00000000 r9:859f9080 r8:80287e08 r7:ecff9e60 r6:859f9100 r5:85a04800 [ 1351.955830][ T32] r4:00000001 [ 1351.955850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.955890][ T32] Exception stack(0xecfe9fb0 to 0xecfe9ff8) [ 1351.955921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.955949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.955977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.956006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.956028][ T32] r4:859f3380 [ 1351.956486][ T32] INFO: task kworker/0:551:6536 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.956522][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.956661][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.956726][ T32] Call trace: [ 1351.956764][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.956816][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.956840][ T32] r4:00000000 [ 1351.956858][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.956897][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.956924][ T32] 5d20: a8e68000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.956953][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.956978][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.957014][ T32] r5:800f0013 r4:80239bb0 [ 1351.957039][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.957089][ T32] r4:82ac21e4 [ 1351.957109][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.957151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.957174][ T32] r4:e0555dc0 [ 1351.957194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.957272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.957299][ T32] r4:00000000 [ 1351.957319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.957369][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.957418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.957465][ T32] r5:00001000 r4:ed32b000 [ 1351.957485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.957549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.964762][ T32] r5:85de9b8c r4:85de9800 [ 1351.964861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.964939][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.964962][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.965034][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.965085][ T32] r4:84f79180 [ 1351.965107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.965163][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.965187][ T32] r4:00000001 [ 1351.965208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.965247][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.965278][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.965321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.965351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.965382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.965404][ T32] r4:84f60700 [ 1351.965429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.965460][ T32] INFO: task kworker/0:552:6539 blocked for more than 478 seconds. [ 1351.965516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.965549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.965574][ T32] task:kworker/0:552 state:D stack:0 pid:6539 tgid:6539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.965661][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.965715][ T32] Call trace: [ 1351.965747][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.965801][ T32] r10:8291a684 r9:ed025d84 r8:00000002 r7:60000113 r6:ed025d8c r5:85a05400 [ 1351.965837][ T32] r4:85a05400 [ 1351.965863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.965909][ T32] r5:85a05400 r4:8291a680 [ 1351.965931][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.965970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.966011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed025e08 [ 1351.966033][ T32] r4:00000000 [ 1351.966068][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.966103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.966142][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.966183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3980 [ 1351.966246][ T32] r4:00000000 [ 1351.966268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.966317][ T32] r9:83018005 r8:85a05400 r7:00000000 r6:83018000 r5:00001000 r4:7f26b000 [ 1351.966341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.966385][ T32] r5:00001000 r4:ece3b000 [ 1351.966405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.966443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.966497][ T32] r5:859b0b8c r4:859b0800 [ 1351.966523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.966570][ T32] r7:dddced80 r6:83018000 r5:859b0b8c r4:859f9180 [ 1351.966592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.966637][ T32] r10:61c88647 r9:85a05400 r8:859f91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.966683][ T32] r4:859f9180 [ 1351.966728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.966778][ T32] r10:00000000 r9:859f9180 r8:80287e08 r7:ecff9e60 r6:859f9200 r5:85a05400 [ 1351.966801][ T32] r4:00000001 [ 1351.966821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.966856][ T32] Exception stack(0xed025fb0 to 0xed025ff8) [ 1351.966882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.966912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.966967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.967026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.967060][ T32] r4:859f3540 [ 1351.967525][ T32] INFO: task kworker/0:552:6539 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.967633][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.980778][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.980856][ T32] Call trace: [ 1351.980889][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.980946][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.980971][ T32] r4:00000000 [ 1351.980991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.981032][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.981071][ T32] 5d20: a9330000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.981101][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.981205][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.981309][ T32] r5:800f0013 r4:80239bb0 [ 1351.981351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.981399][ T32] r4:82ac21e4 [ 1351.981468][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.981531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.981585][ T32] r4:e0555dc0 [ 1351.981608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.981651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.981702][ T32] r4:00000000 [ 1351.981725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.981773][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.981795][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.981861][ T32] r5:00001000 r4:ed32b000 [ 1351.981884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.981949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.981998][ T32] r5:85de9b8c r4:85de9800 [ 1351.982019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.982079][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.982211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.982344][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.982372][ T32] r4:84f79180 [ 1351.982392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.982439][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.982462][ T32] r4:00000001 [ 1351.982482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.982518][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.982545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.982572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.982597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.982625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.982652][ T32] r4:84f60700 [ 1351.982677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.982706][ T32] INFO: task kworker/0:553:6542 blocked for more than 478 seconds. [ 1351.982740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.982764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.982786][ T32] task:kworker/0:553 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.982845][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.982972][ T32] Call trace: [ 1351.983040][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.983104][ T32] r10:8291a684 r9:ed035d84 r8:00000002 r7:60000113 r6:ed035d8c r5:85845400 [ 1351.983130][ T32] r4:85845400 [ 1351.983163][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.983209][ T32] r5:85845400 r4:8291a680 [ 1351.983271][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.983315][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.983358][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed035e08 [ 1351.983380][ T32] r4:00000000 [ 1351.983400][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.983491][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.983532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.983573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3bc0 [ 1351.983623][ T32] r4:00000000 [ 1351.983697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.983762][ T32] r9:83018005 r8:85845400 r7:00000000 r6:83018000 r5:00001000 r4:7f289000 [ 1351.983789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.983832][ T32] r5:00001000 r4:ece89000 [ 1351.983875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.983918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.983962][ T32] r5:859b138c r4:859b1000 [ 1351.983982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.984041][ T32] r7:dddced80 r6:83018000 r5:859b138c r4:859f9280 [ 1351.984072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.984142][ T32] r10:61c88647 r9:85845400 r8:859f92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.984169][ T32] r4:859f9280 [ 1351.984189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.984236][ T32] r10:00000000 r9:859f9280 r8:80287e08 r7:ed025e60 r6:859e9480 r5:85845400 [ 1351.984259][ T32] r4:00000001 [ 1351.984278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.984313][ T32] Exception stack(0xed035fb0 to 0xed035ff8) [ 1351.984339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.984381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.984411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.984517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.984545][ T32] r4:859f3800 [ 1351.984978][ T32] INFO: task kworker/0:553:6542 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1351.985050][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.985125][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.985175][ T32] Call trace: [ 1351.985234][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.985301][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1351.985358][ T32] r4:00000000 [ 1351.985389][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.985434][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1351.985478][ T32] 5d20: a9330000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1351.985511][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1351.985563][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1351.985642][ T32] r5:800f0013 r4:80239bb0 [ 1351.985666][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.985708][ T32] r4:82ac21e4 [ 1351.985728][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.985790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1351.985818][ T32] r4:e0555dc0 [ 1351.985838][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.985905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1351.985931][ T32] r4:00000000 [ 1351.985952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.986000][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1351.986022][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.986073][ T32] r5:00001000 r4:ed32b000 [ 1351.986105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.986150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.986222][ T32] r5:85de9b8c r4:85de9800 [ 1351.986246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.986298][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1351.986344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.986428][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.986455][ T32] r4:84f79180 [ 1351.986475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.986523][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1351.986568][ T32] r4:00000001 [ 1351.986626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.986680][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1351.986707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.986737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.986763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.986791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.986852][ T32] r4:84f60700 [ 1351.986973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.987004][ T32] INFO: task kworker/0:554:6543 blocked for more than 478 seconds. [ 1351.987032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.987063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.987084][ T32] task:kworker/0:554 state:D stack:0 pid:6543 tgid:6543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.987133][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.987174][ T32] Call trace: [ 1351.987204][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.987249][ T32] r10:8291a684 r9:ed039d84 r8:00000002 r7:60000113 r6:ed039d8c r5:85843000 [ 1351.987273][ T32] r4:85843000 [ 1351.987292][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.987340][ T32] r5:85843000 r4:8291a680 [ 1351.987362][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.987426][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.987474][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed039e08 [ 1351.987503][ T32] r4:00000000 [ 1351.987545][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.010760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.010940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.011001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3ac0 [ 1352.011029][ T32] r4:00000000 [ 1352.011058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.011109][ T32] r9:83018005 r8:85843000 r7:00000000 r6:83018000 r5:00001000 r4:7f283000 [ 1352.011133][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.011182][ T32] r5:00001000 r4:ece59000 [ 1352.011218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.011268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.011370][ T32] r5:859b0f8c r4:859b0c00 [ 1352.011406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.011461][ T32] r7:dddced80 r6:83018000 r5:859b0f8c r4:859f9300 [ 1352.011509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.011568][ T32] r10:61c88647 r9:85843000 r8:859f932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.011616][ T32] r4:859f9300 [ 1352.011664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.011720][ T32] r10:00000000 r9:859f9300 r8:80287e08 r7:ed035e60 r6:859e9500 r5:85843000 [ 1352.011744][ T32] r4:00000001 [ 1352.011765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.011806][ T32] Exception stack(0xed039fb0 to 0xed039ff8) [ 1352.011837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.011898][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.011930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.011959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.011986][ T32] r4:859f3b00 [ 1352.012458][ T32] INFO: task kworker/0:554:6543 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.012513][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.012694][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.012794][ T32] Call trace: [ 1352.012859][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.012913][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.012937][ T32] r4:00000000 [ 1352.012957][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.012997][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.013059][ T32] 5d20: a9721000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.013121][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.013152][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.013182][ T32] r5:800f0013 r4:80239bb0 [ 1352.013205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.013247][ T32] r4:82ac21e4 [ 1352.013345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.013395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.013426][ T32] r4:e0555dc0 [ 1352.013447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.013489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.013512][ T32] r4:00000000 [ 1352.013532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.013577][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.013611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.013680][ T32] r5:00001000 r4:ed32b000 [ 1352.013704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.013745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.013786][ T32] r5:85de9b8c r4:85de9800 [ 1352.013806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.013881][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.013906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.013956][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.013980][ T32] r4:84f79180 [ 1352.014051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.014103][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.014138][ T32] r4:00000001 [ 1352.014168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.014240][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.014268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.014297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.014323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.014376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.014403][ T32] r4:84f60700 [ 1352.014453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.014511][ T32] INFO: task kworker/0:555:6545 blocked for more than 478 seconds. [ 1352.014567][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.014597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.014656][ T32] task:kworker/0:555 state:D stack:0 pid:6545 tgid:6545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.014723][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.014766][ T32] Call trace: [ 1352.014797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.014844][ T32] r10:8291a684 r9:ed041d84 r8:00000002 r7:60000113 r6:ed041d8c r5:85846000 [ 1352.014866][ T32] r4:85846000 [ 1352.014886][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.014928][ T32] r5:85846000 r4:8291a680 [ 1352.014948][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.014985][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.015027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed041e08 [ 1352.015054][ T32] r4:00000000 [ 1352.015075][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.015129][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.015168][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.015210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3d40 [ 1352.015232][ T32] r4:00000000 [ 1352.015252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.015296][ T32] r9:83018005 r8:85846000 r7:00000000 r6:83018000 r5:00001000 r4:7f28b000 [ 1352.015317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.015370][ T32] r5:00001000 r4:ecebd000 [ 1352.015412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.015484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.015530][ T32] r5:859b178c r4:859b1400 [ 1352.015550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.015611][ T32] r7:dddced80 r6:83018000 r5:859b178c r4:859f9380 [ 1352.015662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.015719][ T32] r10:61c88647 r9:85846000 r8:859f93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.015816][ T32] r4:859f9380 [ 1352.015902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.015980][ T32] r10:00000000 r9:859f9380 r8:80287e08 r7:ed035e60 r6:859e9580 r5:85846000 [ 1352.016007][ T32] r4:00000001 [ 1352.016103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.016183][ T32] Exception stack(0xed041fb0 to 0xed041ff8) [ 1352.016215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.016246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.016273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.016302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.016350][ T32] r4:859f3b00 [ 1352.016638][ T32] INFO: task kworker/0:555:6545 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.016671][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.016804][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.016854][ T32] Call trace: [ 1352.016885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.016935][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.016959][ T32] r4:00000000 [ 1352.017004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.017055][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.017084][ T32] 5d20: a9721000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.017112][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.017137][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.017161][ T32] r5:800f0013 r4:80239bb0 [ 1352.017207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.017278][ T32] r4:82ac21e4 [ 1352.017302][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.017368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.017394][ T32] r4:e0555dc0 [ 1352.017521][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.032213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.032316][ T32] r4:00000000 [ 1352.032346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.032431][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.032458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.032508][ T32] r5:00001000 r4:ed32b000 [ 1352.032529][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.032631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.032680][ T32] r5:85de9b8c r4:85de9800 [ 1352.032754][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.032807][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.032830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.032879][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.032902][ T32] r4:84f79180 [ 1352.032921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.032967][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.032991][ T32] r4:00000001 [ 1352.033031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.033086][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.033132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.033164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.033190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.033221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.033253][ T32] r4:84f60700 [ 1352.033278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.033308][ T32] INFO: task kworker/0:556:6547 blocked for more than 478 seconds. [ 1352.033343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.033367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.033390][ T32] task:kworker/0:556 state:D stack:0 pid:6547 tgid:6547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.033446][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.033492][ T32] Call trace: [ 1352.033542][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.033601][ T32] r10:8291a684 r9:ed055d84 r8:00000002 r7:60000113 r6:ed055d8c r5:85846c00 [ 1352.033625][ T32] r4:85846c00 [ 1352.033646][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.033711][ T32] r5:85846c00 r4:8291a680 [ 1352.033737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.033779][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.033823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed055e08 [ 1352.033846][ T32] r4:00000000 [ 1352.033892][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.033938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.033975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.034052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3e80 [ 1352.034080][ T32] r4:00000000 [ 1352.034158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.034243][ T32] r9:83018005 r8:85846c00 r7:00000000 r6:83018000 r5:00001000 r4:7f28d000 [ 1352.034269][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.034314][ T32] r5:00001000 r4:ed04b000 [ 1352.034360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.034404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.034473][ T32] r5:859b1b8c r4:859b1800 [ 1352.034507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.034555][ T32] r7:dddced80 r6:83018000 r5:859b1b8c r4:859f9400 [ 1352.034633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.034696][ T32] r10:61c88647 r9:85846c00 r8:859f942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.034724][ T32] r4:859f9400 [ 1352.034746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.034792][ T32] r10:00000000 r9:859f9400 r8:80287e08 r7:ed041e60 r6:859e9600 r5:85846c00 [ 1352.034814][ T32] r4:00000001 [ 1352.034838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.034875][ T32] Exception stack(0xed055fb0 to 0xed055ff8) [ 1352.034901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.034931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.034958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.035032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.035066][ T32] r4:859f3b40 [ 1352.035512][ T32] INFO: task kworker/0:556:6547 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.035547][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.035606][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.035651][ T32] Call trace: [ 1352.035680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.035730][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.035753][ T32] r4:00000000 [ 1352.035772][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.035811][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.035839][ T32] 5d20: a97bc000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.035868][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.035894][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.035933][ T32] r5:800f0013 r4:80239bb0 [ 1352.035959][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.036003][ T32] r4:82ac21e4 [ 1352.036048][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.036120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.036147][ T32] r4:e0555dc0 [ 1352.036190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.036235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.036275][ T32] r4:00000000 [ 1352.036323][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.036372][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.036394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.036435][ T32] r5:00001000 r4:ed32b000 [ 1352.036455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.036507][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.036553][ T32] r5:85de9b8c r4:85de9800 [ 1352.036597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.036647][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.036669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.036715][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.036737][ T32] r4:84f79180 [ 1352.036756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.036802][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.036826][ T32] r4:00000001 [ 1352.036845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.036928][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.036958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.036986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.037012][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.037041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.037075][ T32] r4:84f60700 [ 1352.037096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.037138][ T32] INFO: task kworker/0:557:6549 blocked for more than 478 seconds. [ 1352.037171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.037194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.037216][ T32] task:kworker/0:557 state:D stack:0 pid:6549 tgid:6549 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.037262][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.037305][ T32] Call trace: [ 1352.037337][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.037383][ T32] r10:8291a684 r9:ed05dd84 r8:00000002 r7:60000113 r6:ed05dd8c r5:8583ec00 [ 1352.037405][ T32] r4:8583ec00 [ 1352.037426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.037467][ T32] r5:8583ec00 r4:8291a680 [ 1352.037487][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.037550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.051069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed05de08 [ 1352.051182][ T32] r4:00000000 [ 1352.051210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.051269][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.051311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.051353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84713ec0 [ 1352.051391][ T32] r4:00000000 [ 1352.051416][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.051464][ T32] r9:83018005 r8:8583ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f293000 [ 1352.051486][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.051530][ T32] r5:00001000 r4:ed07f000 [ 1352.051551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.051591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.051634][ T32] r5:859b278c r4:859b2400 [ 1352.051655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.051703][ T32] r7:dddced80 r6:83018000 r5:859b278c r4:859f9480 [ 1352.051725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.051796][ T32] r10:61c88647 r9:8583ec00 r8:859f94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.051823][ T32] r4:859f9480 [ 1352.051844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.051917][ T32] r10:00000000 r9:859f9480 r8:80287e08 r7:ed055e60 r6:859e9680 r5:8583ec00 [ 1352.052020][ T32] r4:00000001 [ 1352.052055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.052122][ T32] Exception stack(0xed05dfb0 to 0xed05dff8) [ 1352.052224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.052283][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.052320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.052377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.052429][ T32] r4:859f3b40 [ 1352.052880][ T32] INFO: task kworker/0:557:6549 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.052916][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.052989][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.053038][ T32] Call trace: [ 1352.053105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.053160][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.053184][ T32] r4:00000000 [ 1352.053205][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.053292][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.053355][ T32] 5d20: a9c3b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.053410][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.053439][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.053488][ T32] r5:800f0013 r4:80239bb0 [ 1352.053513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.053557][ T32] r4:82ac21e4 [ 1352.053578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.053619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.053668][ T32] r4:e0555dc0 [ 1352.053691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.053785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.053815][ T32] r4:00000000 [ 1352.053837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.053883][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.053904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.053945][ T32] r5:00001000 r4:ed32b000 [ 1352.054016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.054072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.054117][ T32] r5:85de9b8c r4:85de9800 [ 1352.054136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.054184][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.054249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.054299][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.054324][ T32] r4:84f79180 [ 1352.054344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.054391][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.054414][ T32] r4:00000001 [ 1352.054446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.054486][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.054535][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.054568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.054594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.054623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.054647][ T32] r4:84f60700 [ 1352.054669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.054742][ T32] INFO: task kworker/0:558:6550 blocked for more than 478 seconds. [ 1352.054782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.054808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.054853][ T32] task:kworker/0:558 state:D stack:0 pid:6550 tgid:6550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.054954][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.055031][ T32] Call trace: [ 1352.055075][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.055125][ T32] r10:8291a684 r9:ed061d84 r8:00000002 r7:60000113 r6:ed061d8c r5:85840000 [ 1352.055148][ T32] r4:85840000 [ 1352.055168][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.055233][ T32] r5:85840000 r4:8291a680 [ 1352.055258][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.055297][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.055339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed061e08 [ 1352.055361][ T32] r4:00000000 [ 1352.055402][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.055441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.055498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.055544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e4c00 [ 1352.055568][ T32] r4:00000000 [ 1352.055588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.055633][ T32] r9:83018005 r8:85840000 r7:00000000 r6:83018000 r5:00001000 r4:7f28f000 [ 1352.055677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.055725][ T32] r5:00001000 r4:ed063000 [ 1352.055745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.055785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.055827][ T32] r5:859b1f8c r4:859b1c00 [ 1352.055847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.055891][ T32] r7:dddced80 r6:83018000 r5:859b1f8c r4:859f9500 [ 1352.055911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.055997][ T32] r10:61c88647 r9:85840000 r8:859f952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.056024][ T32] r4:859f9500 [ 1352.056050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.056097][ T32] r10:00000000 r9:859f9500 r8:80287e08 r7:ed05de60 r6:859e9700 r5:85840000 [ 1352.056119][ T32] r4:00000001 [ 1352.056139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.056177][ T32] Exception stack(0xed061fb0 to 0xed061ff8) [ 1352.056203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.056232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.056258][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.056301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.056329][ T32] r4:859f3d00 [ 1352.056608][ T32] INFO: task kworker/0:558:6550 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.056640][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.056698][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.056744][ T32] Call trace: [ 1352.056787][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.056839][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.056862][ T32] r4:00000000 [ 1352.056882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.056921][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.056948][ T32] 5d20: a9c3b000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.056976][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.057000][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.057024][ T32] r5:800f0013 r4:80239bb0 [ 1352.057051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.057093][ T32] r4:82ac21e4 [ 1352.057113][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.057154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.057190][ T32] r4:e0555dc0 [ 1352.057213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.057255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.057276][ T32] r4:00000000 [ 1352.057296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.057360][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.057393][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.057435][ T32] r5:00001000 r4:ed32b000 [ 1352.057455][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.057509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.057593][ T32] r5:85de9b8c r4:85de9800 [ 1352.057686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.081819][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.081911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.081988][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.082056][ T32] r4:84f79180 [ 1352.082108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.082240][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.082293][ T32] r4:00000001 [ 1352.082320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.082360][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.082390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.082419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.082459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.082498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.082548][ T32] r4:84f60700 [ 1352.082603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.082665][ T32] INFO: task kworker/0:559:6552 blocked for more than 478 seconds. [ 1352.082728][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.082755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.082777][ T32] task:kworker/0:559 state:D stack:0 pid:6552 tgid:6552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.082877][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.082988][ T32] Call trace: [ 1352.083055][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.083116][ T32] r10:8291a684 r9:ed071d84 r8:00000002 r7:60000113 r6:ed071d8c r5:85848c00 [ 1352.083141][ T32] r4:85848c00 [ 1352.083185][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.083260][ T32] r5:85848c00 r4:8291a680 [ 1352.083288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.083377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.083465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed071e08 [ 1352.083515][ T32] r4:00000000 [ 1352.083544][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.083590][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.083636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.083682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f3fc0 [ 1352.083704][ T32] r4:00000000 [ 1352.083724][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.083791][ T32] r9:83018005 r8:85848c00 r7:00000000 r6:83018000 r5:00001000 r4:7f291000 [ 1352.083871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.083920][ T32] r5:00001000 r4:ed073000 [ 1352.083943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.083982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.084024][ T32] r5:859b238c r4:859b2000 [ 1352.084080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.084155][ T32] r7:dddced80 r6:83018000 r5:859b238c r4:859f9580 [ 1352.084257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.084323][ T32] r10:61c88647 r9:85848c00 r8:859f95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.084360][ T32] r4:859f9580 [ 1352.084385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.084431][ T32] r10:00000000 r9:859f9580 r8:80287e08 r7:ed05de60 r6:859e9780 r5:85848c00 [ 1352.084453][ T32] r4:00000001 [ 1352.084472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.084506][ T32] Exception stack(0xed071fb0 to 0xed071ff8) [ 1352.084532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.084591][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.084623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.084728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.084754][ T32] r4:859e40c0 [ 1352.085205][ T32] INFO: task kworker/0:559:6552 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.085239][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.085422][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.085468][ T32] Call trace: [ 1352.085557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.085650][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.085677][ T32] r4:00000000 [ 1352.085696][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.085735][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.085762][ T32] 5d20: a9f61000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.085791][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.085817][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.085894][ T32] r5:800f0013 r4:80239bb0 [ 1352.085962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.086076][ T32] r4:82ac21e4 [ 1352.086103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.086148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.086173][ T32] r4:e0555dc0 [ 1352.086264][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.086402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.086430][ T32] r4:00000000 [ 1352.086451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.086496][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.086572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.086621][ T32] r5:00001000 r4:ed32b000 [ 1352.086642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.086706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.086809][ T32] r5:85de9b8c r4:85de9800 [ 1352.086832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.087003][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.087029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.087086][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.087134][ T32] r4:84f79180 [ 1352.087161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.087466][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.087526][ T32] r4:00000001 [ 1352.087588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.087726][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.098504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.098581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.098614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.098651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.098676][ T32] r4:84f60700 [ 1352.098702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.098788][ T32] INFO: task kworker/0:560:6555 blocked for more than 478 seconds. [ 1352.098830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.099030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.099069][ T32] task:kworker/0:560 state:D stack:0 pid:6555 tgid:6555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.099132][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.099570][ T32] Call trace: [ 1352.099609][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.099670][ T32] r10:8291a684 r9:ed08dd84 r8:00000002 r7:60000013 r6:ed08dd8c r5:85848000 [ 1352.099692][ T32] r4:85848000 [ 1352.099713][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.099759][ T32] r5:85848000 r4:8291a680 [ 1352.099780][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.099819][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.099863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed08de08 [ 1352.099887][ T32] r4:00000000 [ 1352.099907][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.099942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.099979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.100022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83280 [ 1352.100060][ T32] r4:00000000 [ 1352.100084][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.100131][ T32] r9:83018005 r8:85848000 r7:00000000 r6:83018000 r5:00001000 r4:7f297000 [ 1352.100154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.100196][ T32] r5:00001000 r4:ed09f000 [ 1352.100216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.100255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.100297][ T32] r5:859b2f8c r4:859b2c00 [ 1352.100317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.100364][ T32] r7:dddced80 r6:83018000 r5:859b2f8c r4:859f9600 [ 1352.100386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.100433][ T32] r10:61c88647 r9:85848000 r8:859f962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.100455][ T32] r4:859f9600 [ 1352.100475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.100538][ T32] r10:00000000 r9:859f9600 r8:80287e08 r7:ed05de60 r6:859e9800 r5:85848000 [ 1352.100589][ T32] r4:00000001 [ 1352.100611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.100673][ T32] Exception stack(0xed08dfb0 to 0xed08dff8) [ 1352.100726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.100759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.100786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.100814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.100888][ T32] r4:84713f40 [ 1352.101345][ T32] INFO: task kworker/0:560:6555 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.101380][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.101480][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.101525][ T32] Call trace: [ 1352.101557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.101607][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.101654][ T32] r4:00000000 [ 1352.101679][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.101719][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.101773][ T32] 5d20: a9fda000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.101811][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.101838][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.101861][ T32] r5:800f0013 r4:80239bb0 [ 1352.101883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.101949][ T32] r4:82ac21e4 [ 1352.101972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.102049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.102078][ T32] r4:e0555dc0 [ 1352.102098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.102162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.102217][ T32] r4:00000000 [ 1352.102244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.102290][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.102336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.102382][ T32] r5:00001000 r4:ed32b000 [ 1352.102403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.102441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.102503][ T32] r5:85de9b8c r4:85de9800 [ 1352.102527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.102575][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.102597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.102642][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.102692][ T32] r4:84f79180 [ 1352.102715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.102789][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.102815][ T32] r4:00000001 [ 1352.102835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.102872][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.102898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.102952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.102982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.103016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.103053][ T32] r4:84f60700 [ 1352.103076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.103138][ T32] INFO: task kworker/0:561:6556 blocked for more than 478 seconds. [ 1352.103196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.103228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.103253][ T32] task:kworker/0:561 state:D stack:0 pid:6556 tgid:6556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.103299][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.103339][ T32] Call trace: [ 1352.103369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.103416][ T32] r10:8291a684 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:85849800 [ 1352.103452][ T32] r4:85849800 [ 1352.103500][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.103547][ T32] r5:85849800 r4:8291a680 [ 1352.103568][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.103606][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.103648][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 1352.103693][ T32] r4:00000000 [ 1352.103715][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.103755][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.103793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.103852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83040 [ 1352.103879][ T32] r4:00000000 [ 1352.103900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.103945][ T32] r9:83018005 r8:85849800 r7:00000000 r6:83018000 r5:00001000 r4:7f295000 [ 1352.103969][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.104013][ T32] r5:00001000 r4:ed093000 [ 1352.104050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.104117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.104165][ T32] r5:859b2b8c r4:859b2800 [ 1352.104186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.104233][ T32] r7:dddced80 r6:83018000 r5:859b2b8c r4:859f9680 [ 1352.104254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.104325][ T32] r10:61c88647 r9:85849800 r8:859f96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.104352][ T32] r4:859f9680 [ 1352.104373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.104422][ T32] r10:00000000 r9:859f9680 r8:80287e08 r7:ed08de60 r6:859e9880 r5:85849800 [ 1352.104469][ T32] r4:00000001 [ 1352.104492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.104581][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 1352.104615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.104700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.104730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.104811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.104837][ T32] r4:859f3f00 [ 1352.105127][ T32] INFO: task kworker/0:561:6556 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.105171][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.105287][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.105352][ T32] Call trace: [ 1352.105437][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.105494][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.105519][ T32] r4:00000000 [ 1352.105550][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.105591][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.105620][ T32] 5d20: a9fda000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.105649][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.105674][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.105705][ T32] r5:800f0013 r4:80239bb0 [ 1352.105726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.105780][ T32] r4:82ac21e4 [ 1352.105804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.105847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.105870][ T32] r4:e0555dc0 [ 1352.105888][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.105929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.105951][ T32] r4:00000000 [ 1352.105984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.106034][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.106069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.106111][ T32] r5:00001000 r4:ed32b000 [ 1352.106132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.106173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.106248][ T32] r5:85de9b8c r4:85de9800 [ 1352.106293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.106370][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.106420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.106470][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.106494][ T32] r4:84f79180 [ 1352.106564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.106620][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.106670][ T32] r4:00000001 [ 1352.106693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.106732][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.106758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.106786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.106856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.106924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.106949][ T32] r4:84f60700 [ 1352.106970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.107075][ T32] INFO: task kworker/0:562:6559 blocked for more than 478 seconds. [ 1352.107186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.107213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.107255][ T32] task:kworker/0:562 state:D stack:0 pid:6559 tgid:6559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.107369][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.107415][ T32] Call trace: [ 1352.107500][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.107652][ T32] r10:8291a684 r9:ed029d84 r8:00000002 r7:60000013 r6:ed029d8c r5:85a06000 [ 1352.130140][ T32] r4:85a06000 [ 1352.130225][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.130330][ T32] r5:85a06000 r4:8291a680 [ 1352.130359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.130404][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.130449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 [ 1352.130472][ T32] r4:00000000 [ 1352.130491][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.130527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.130565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.130606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a833c0 [ 1352.130629][ T32] r4:00000000 [ 1352.130651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.130698][ T32] r9:83018005 r8:85a06000 r7:00000000 r6:83018000 r5:00001000 r4:7f299000 [ 1352.130720][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.130767][ T32] r5:00001000 r4:ed0ab000 [ 1352.130804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.130850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.130894][ T32] r5:859b338c r4:859b3000 [ 1352.130931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.130994][ T32] r7:dddced80 r6:83018000 r5:859b338c r4:859f9700 [ 1352.131033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.131093][ T32] r10:61c88647 r9:85a06000 r8:859f972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.131129][ T32] r4:859f9700 [ 1352.131153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.131200][ T32] r10:00000000 r9:859f9700 r8:80287e08 r7:ed08de60 r6:859f9780 r5:85a06000 [ 1352.131222][ T32] r4:00000001 [ 1352.131266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.131406][ T32] Exception stack(0xed029fb0 to 0xed029ff8) [ 1352.131522][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.131563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.131591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.131627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.131915][ T32] r4:85a83100 [ 1352.132373][ T32] INFO: task kworker/0:562:6559 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.132409][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.132489][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.132538][ T32] Call trace: [ 1352.132583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.132681][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.132726][ T32] r4:00000000 [ 1352.132772][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.132840][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.132873][ T32] 5d20: aa295000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.132902][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.132929][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.132953][ T32] r5:800f0013 r4:80239bb0 [ 1352.132987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.133032][ T32] r4:82ac21e4 [ 1352.133069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.133134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.133163][ T32] r4:e0555dc0 [ 1352.133208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.133253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.133301][ T32] r4:00000000 [ 1352.133327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.133375][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.133399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.133441][ T32] r5:00001000 r4:ed32b000 [ 1352.133461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.133500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.133542][ T32] r5:85de9b8c r4:85de9800 [ 1352.133562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.133608][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.133630][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.133678][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.133702][ T32] r4:84f79180 [ 1352.133722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.133770][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.133793][ T32] r4:00000001 [ 1352.133812][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.133848][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.133888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.133929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.133957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.133987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.134012][ T32] r4:84f60700 [ 1352.134033][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.134075][ T32] INFO: task kworker/0:563:6561 blocked for more than 478 seconds. [ 1352.134110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.134221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.134279][ T32] task:kworker/0:563 state:D stack:0 pid:6561 tgid:6561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.134373][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.134465][ T32] Call trace: [ 1352.134542][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.134621][ T32] r10:8291a684 r9:ed0a9d84 r8:00000002 r7:60000113 r6:ed0a9d8c r5:85a06c00 [ 1352.134658][ T32] r4:85a06c00 [ 1352.134684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.134791][ T32] r5:85a06c00 r4:8291a680 [ 1352.134835][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.134892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.134981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0a9e08 [ 1352.135021][ T32] r4:00000000 [ 1352.135087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.135161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.135225][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.135312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83540 [ 1352.135391][ T32] r4:00000000 [ 1352.135417][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.135511][ T32] r9:83018005 r8:85a06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f29b000 [ 1352.135537][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.135604][ T32] r5:00001000 r4:ed0b7000 [ 1352.135629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.135670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.135735][ T32] r5:859b378c r4:859b3400 [ 1352.135776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.135851][ T32] r7:dddced80 r6:83018000 r5:859b378c r4:859f9800 [ 1352.135878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.135925][ T32] r10:61c88647 r9:85a06c00 r8:859f982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.135948][ T32] r4:859f9800 [ 1352.135967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.136089][ T32] r10:00000000 r9:859f9800 r8:80287e08 r7:ed029e60 r6:859f9880 r5:85a06c00 [ 1352.136219][ T32] r4:00000001 [ 1352.136245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.136284][ T32] Exception stack(0xed0a9fb0 to 0xed0a9ff8) [ 1352.136329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.136361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.136409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.136441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.136464][ T32] r4:85a83240 [ 1352.136745][ T32] INFO: task kworker/0:563:6561 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.136778][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.136834][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.136879][ T32] Call trace: [ 1352.136943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.137019][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.137052][ T32] r4:00000000 [ 1352.137096][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.137162][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.137223][ T32] 5d20: aa295000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.137255][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.137281][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.137310][ T32] r5:800f0013 r4:80239bb0 [ 1352.137354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.137407][ T32] r4:82ac21e4 [ 1352.137428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.137511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.137659][ T32] r4:e0555dc0 [ 1352.157115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.157289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.157372][ T32] r4:00000000 [ 1352.157452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.157623][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.158081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.158185][ T32] r5:00001000 r4:ed32b000 [ 1352.158260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.158330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.158385][ T32] r5:85de9b8c r4:85de9800 [ 1352.158444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.158527][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.158554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.158606][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.158633][ T32] r4:84f79180 [ 1352.158667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.158736][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.158778][ T32] r4:00000001 [ 1352.158820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.158877][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.158908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.158938][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.159003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.159078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.159134][ T32] r4:84f60700 [ 1352.159170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.159220][ T32] INFO: task kworker/0:564:6563 blocked for more than 478 seconds. [ 1352.159255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.159281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.159324][ T32] task:kworker/0:564 state:D stack:0 pid:6563 tgid:6563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.159435][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.159532][ T32] Call trace: [ 1352.159599][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.159698][ T32] r10:8291a684 r9:ed0b5d84 r8:00000002 r7:60000013 r6:ed0b5d8c r5:85a00c00 [ 1352.159751][ T32] r4:85a00c00 [ 1352.159822][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.159923][ T32] r5:85a00c00 r4:8291a680 [ 1352.159981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.160071][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.160156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0b5e08 [ 1352.160229][ T32] r4:00000000 [ 1352.160282][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.160326][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.160366][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.160436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83700 [ 1352.160473][ T32] r4:00000000 [ 1352.160514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.160571][ T32] r9:83018005 r8:85a00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f29d000 [ 1352.160596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.160641][ T32] r5:00001000 r4:ed0c3000 [ 1352.160711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.160793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.160896][ T32] r5:859b3b8c r4:859b3800 [ 1352.160942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.161029][ T32] r7:dddced80 r6:83018000 r5:859b3b8c r4:859f9900 [ 1352.161094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.161212][ T32] r10:61c88647 r9:85a00c00 r8:859f992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.161268][ T32] r4:859f9900 [ 1352.161310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.161402][ T32] r10:00000000 r9:859f9900 r8:80287e08 r7:ed0a9e60 r6:859f9980 r5:85a00c00 [ 1352.161469][ T32] r4:00000001 [ 1352.161496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.161537][ T32] Exception stack(0xed0b5fb0 to 0xed0b5ff8) [ 1352.161566][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.161595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.161621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.161652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.161740][ T32] r4:85a83340 [ 1352.162285][ T32] INFO: task kworker/0:564:6563 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.162334][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.162397][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.162443][ T32] Call trace: [ 1352.162474][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.162524][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.162548][ T32] r4:00000000 [ 1352.162567][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.162607][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.162649][ T32] 5d20: aa667000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.162725][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.162756][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.162783][ T32] r5:800f0013 r4:80239bb0 [ 1352.162804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.162859][ T32] r4:82ac21e4 [ 1352.162884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.162930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.163003][ T32] r4:e0555dc0 [ 1352.163027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.163129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.163155][ T32] r4:00000000 [ 1352.163177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.163248][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.163313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.163362][ T32] r5:00001000 r4:ed32b000 [ 1352.163383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.163449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.163546][ T32] r5:85de9b8c r4:85de9800 [ 1352.163570][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.163640][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.163689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.163741][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.163764][ T32] r4:84f79180 [ 1352.163783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.163831][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.163855][ T32] r4:00000001 [ 1352.163873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.163926][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.163977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.164007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.164034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.164076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.164146][ T32] r4:84f60700 [ 1352.164204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.164261][ T32] INFO: task kworker/0:565:6565 blocked for more than 478 seconds. [ 1352.164325][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.164358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.164419][ T32] task:kworker/0:565 state:D stack:0 pid:6565 tgid:6565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.164479][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.164558][ T32] Call trace: [ 1352.164632][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.164757][ T32] r10:8291a684 r9:ed0c1d84 r8:00000002 r7:60000013 r6:ed0c1d8c r5:8593a400 [ 1352.164806][ T32] r4:8593a400 [ 1352.164829][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.164872][ T32] r5:8593a400 r4:8291a680 [ 1352.164892][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.164965][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.165052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0c1e08 [ 1352.165091][ T32] r4:00000000 [ 1352.165112][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.165147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.165181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.165221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83840 [ 1352.165257][ T32] r4:00000000 [ 1352.165306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.165356][ T32] r9:83018005 r8:8593a400 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1352.165384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.165432][ T32] r5:00001000 r4:dfb65000 [ 1352.165453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.165494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.165538][ T32] r5:859b3f8c r4:859b3c00 [ 1352.165559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.165606][ T32] r7:dddced80 r6:83018000 r5:859b3f8c r4:859f9a00 [ 1352.165627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.165775][ T32] r10:61c88647 r9:8593a400 r8:859f9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.165830][ T32] r4:859f9a00 [ 1352.165854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.165904][ T32] r10:00000000 r9:859f9a00 r8:80287e08 r7:ed0b5e60 r6:859f9a80 r5:8593a400 [ 1352.165952][ T32] r4:00000001 [ 1352.165987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.166051][ T32] Exception stack(0xed0c1fb0 to 0xed0c1ff8) [ 1352.166081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.166124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.166158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.166227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.166264][ T32] r4:85a83580 [ 1352.166618][ T32] INFO: task kworker/0:565:6565 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.166688][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.166840][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.166940][ T32] Call trace: [ 1352.167041][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.167156][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.167206][ T32] r4:00000000 [ 1352.167255][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.167361][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.167424][ T32] 5d20: aa667000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.167499][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.167602][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.206489][ T32] r5:800f0013 r4:80239bb0 [ 1352.206573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.206692][ T32] r4:82ac21e4 [ 1352.206739][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.206831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.206883][ T32] r4:e0555dc0 [ 1352.206928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.207017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.207069][ T32] r4:00000000 [ 1352.207114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.207233][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.207370][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.207494][ T32] r5:00001000 r4:ed32b000 [ 1352.207546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.208284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.208407][ T32] r5:85de9b8c r4:85de9800 [ 1352.208458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.208555][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.208613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.208715][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.208773][ T32] r4:84f79180 [ 1352.208835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.208939][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.209003][ T32] r4:00000001 [ 1352.209080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.209180][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.209249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.209326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.209386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.209447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.209499][ T32] r4:84f60700 [ 1352.209563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.209624][ T32] INFO: task kworker/0:566:6567 blocked for more than 478 seconds. [ 1352.209688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.209748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.209802][ T32] task:kworker/0:566 state:D stack:0 pid:6567 tgid:6567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.209932][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.210022][ T32] Call trace: [ 1352.210087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.210177][ T32] r10:8291a684 r9:ed0cdd84 r8:00000002 r7:60000013 r6:ed0cdd8c r5:85320000 [ 1352.210259][ T32] r4:85320000 [ 1352.210307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.210388][ T32] r5:85320000 r4:8291a680 [ 1352.210431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.210510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.210604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0cde08 [ 1352.210655][ T32] r4:00000000 [ 1352.210697][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.210772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.210849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.210936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a839c0 [ 1352.210986][ T32] r4:00000000 [ 1352.211032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.211126][ T32] r9:83018005 r8:85320000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1352.211176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.211272][ T32] r5:00001000 r4:ebe21000 [ 1352.211317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.211440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.211536][ T32] r5:859b438c r4:859b4000 [ 1352.211582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.211678][ T32] r7:dddced80 r6:83018000 r5:859b438c r4:859f9b00 [ 1352.211753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.211870][ T32] r10:61c88647 r9:85320000 r8:859f9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.211927][ T32] r4:859f9b00 [ 1352.211971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.212069][ T32] r10:00000000 r9:859f9b00 r8:80287e08 r7:ed0c1e60 r6:859f9b80 r5:85320000 [ 1352.212121][ T32] r4:00000001 [ 1352.212172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.212269][ T32] Exception stack(0xed0cdfb0 to 0xed0cdff8) [ 1352.212343][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.212406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.212465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.212528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.212578][ T32] r4:85a836c0 [ 1352.213321][ T32] INFO: task kworker/0:566:6567 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.213409][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.213639][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.213787][ T32] Call trace: [ 1352.213881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.213985][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.214039][ T32] r4:00000000 [ 1352.214083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.214163][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.214281][ T32] 5d20: aace6000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.214349][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.214405][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.214457][ T32] r5:800f0013 r4:80239bb0 [ 1352.214504][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.214589][ T32] r4:82ac21e4 [ 1352.214648][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.214759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.214814][ T32] r4:e0555dc0 [ 1352.214858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.214947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.214996][ T32] r4:00000000 [ 1352.215042][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.215135][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.215200][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.215300][ T32] r5:00001000 r4:ed32b000 [ 1352.215347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.215431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.215517][ T32] r5:85de9b8c r4:85de9800 [ 1352.215596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.215700][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.215747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.215844][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.215901][ T32] r4:84f79180 [ 1352.215943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.216036][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.216087][ T32] r4:00000001 [ 1352.216130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.216203][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.216263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.216365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.216438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.216515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.216568][ T32] r4:84f60700 [ 1352.216623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.216674][ T32] INFO: task kworker/0:567:6569 blocked for more than 478 seconds. [ 1352.216730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.216780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.216855][ T32] task:kworker/0:567 state:D stack:0 pid:6569 tgid:6569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.216986][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.217083][ T32] Call trace: [ 1352.217172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.217290][ T32] r10:8291a684 r9:ecf2dd84 r8:00000002 r7:60000113 r6:ecf2dd8c r5:85320c00 [ 1352.217376][ T32] r4:85320c00 [ 1352.217450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.217580][ T32] r5:85320c00 r4:8291a680 [ 1352.247301][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.247462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.248326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 [ 1352.248428][ T32] r4:00000000 [ 1352.248477][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.248613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.248705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.248796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83cc0 [ 1352.248863][ T32] r4:00000000 [ 1352.248922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.249040][ T32] r9:83018005 r8:85320c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.249118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.249216][ T32] r5:00001000 r4:ec6b7000 [ 1352.249274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.249369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.249461][ T32] r5:859b4b8c r4:859b4800 [ 1352.249507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.249606][ T32] r7:dddced80 r6:83018000 r5:859b4b8c r4:859f9c00 [ 1352.249656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.249767][ T32] r10:61c88647 r9:85320c00 r8:859f9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.249819][ T32] r4:859f9c00 [ 1352.249859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.249944][ T32] r10:00000000 r9:859f9c00 r8:80287e08 r7:ed0cde60 r6:859f9c80 r5:85320c00 [ 1352.249990][ T32] r4:00000001 [ 1352.250031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.250103][ T32] Exception stack(0xecf2dfb0 to 0xecf2dff8) [ 1352.250159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.250278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.250409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.250479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.250529][ T32] r4:85a836c0 [ 1352.251409][ T32] INFO: task kworker/0:567:6569 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.251486][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.251730][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.251845][ T32] Call trace: [ 1352.251936][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.252045][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.252098][ T32] r4:00000000 [ 1352.252143][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.252223][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.252290][ T32] 5d20: ab0bf000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.252397][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.252460][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.252512][ T32] r5:800f0013 r4:80239bb0 [ 1352.252568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.252654][ T32] r4:82ac21e4 [ 1352.252698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.252784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.252833][ T32] r4:e0555dc0 [ 1352.252877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.252970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.253045][ T32] r4:00000000 [ 1352.253095][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.253189][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.253237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.253333][ T32] r5:00001000 r4:ed32b000 [ 1352.253384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.253478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.253566][ T32] r5:85de9b8c r4:85de9800 [ 1352.253610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.253719][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.253799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.253902][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.253950][ T32] r4:84f79180 [ 1352.253995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.254090][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.254156][ T32] r4:00000001 [ 1352.254239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.254327][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.254385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.254446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.254669][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1352.255104][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.255643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.256151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.256242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83bc0 [ 1352.256327][ T32] r4:00000000 [ 1352.256381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.256475][ T32] r9:83018005 r8:85321800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1352.256543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.256635][ T32] r5:00001000 r4:ec69d000 [ 1352.256681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.256764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.256849][ T32] r5:859b478c r4:859b4400 [ 1352.256894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.257002][ T32] r7:dddced80 r6:83018000 r5:859b478c r4:859f9d00 [ 1352.257071][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.257224][ T32] r10:61c88647 r9:85321800 r8:859f9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.257287][ T32] r4:859f9d00 [ 1352.257332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.257427][ T32] r10:00000000 r9:859f9d00 r8:80287e08 r7:ecf2de60 r6:859f9d80 r5:85321800 [ 1352.257476][ T32] r4:00000001 [ 1352.257518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.279088][ T32] Exception stack(0xecf3dfb0 to 0xecf3dff8) [ 1352.279225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.279307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.279407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.279484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.279533][ T32] r4:85a83a40 [ 1352.280194][ T32] INFO: task kworker/0:568:6571 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.280345][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.280489][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.280650][ T32] Call trace: [ 1352.280765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.280883][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.280935][ T32] r4:00000000 [ 1352.280981][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.281130][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.281216][ T32] 5d20: ab26f000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.281293][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.281351][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.281404][ T32] r5:800f0013 r4:80239bb0 [ 1352.281450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.281551][ T32] r4:82ac21e4 [ 1352.281609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.281702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.281769][ T32] r4:e0555dc0 [ 1352.281872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.281997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.282058][ T32] r4:00000000 [ 1352.282104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.282242][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.282319][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.282428][ T32] r5:00001000 r4:ed32b000 [ 1352.282492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.282580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.282689][ T32] r5:85de9b8c r4:85de9800 [ 1352.282770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.282883][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.282931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.283030][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.283095][ T32] r4:84f79180 [ 1352.283155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.283262][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.283321][ T32] r4:00000001 [ 1352.283376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.283451][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.283509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.283573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.283633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.283692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.283761][ T32] r4:84f60700 [ 1352.283814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.283894][ T32] INFO: task kworker/0:569:6573 blocked for more than 478 seconds. [ 1352.283964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.284019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.284106][ T32] task:kworker/0:569 state:D stack:0 pid:6573 tgid:6573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.284251][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.284370][ T32] Call trace: [ 1352.284460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.284558][ T32] r10:8291a684 r9:ed0d1d84 r8:00000002 r7:60000113 r6:ed0d1d8c r5:85322400 [ 1352.284624][ T32] r4:85322400 [ 1352.284683][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.284796][ T32] r5:85322400 r4:8291a680 [ 1352.284845][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.284926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.285007][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d1e08 [ 1352.285078][ T32] r4:00000000 [ 1352.285125][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.285217][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.285300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.285380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83e40 ** 3 printk messages dropped ** [ 1352.285635][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.285997][ T32] r5:859b4f8c r4:859b4c00 ** 3 printk messages dropped ** [ 1352.286329][ T32] r10:61c88647 r9:85322400 r8:859f9e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.287032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.311027][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.311454][ T32] r5:800f0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.311963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 8 printk messages dropped ** [ 1352.312665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.312780][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.312831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.312930][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.312983][ T32] r4:84f79180 [ 1352.313026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.313121][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.313191][ T32] r4:00000001 [ 1352.313255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.313344][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.313403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.313507][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.313573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.313638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.313689][ T32] r4:84f60700 [ 1352.313754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.313818][ T32] INFO: task kworker/0:570:6576 blocked for more than 478 seconds. [ 1352.313909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.313967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.314036][ T32] task:kworker/0:570 state:D stack:0 pid:6576 tgid:6576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.314138][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.314288][ T32] Call trace: [ 1352.314360][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.314458][ T32] r10:8291a684 r9:ed0d5d84 r8:00000002 r7:60000013 r6:ed0d5d8c r5:85323000 [ 1352.314508][ T32] r4:85323000 [ 1352.314552][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.314641][ T32] r5:85323000 r4:8291a680 [ 1352.314683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.314761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.314850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0d5e08 [ 1352.314899][ T32] r4:00000000 [ 1352.314969][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.315052][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.315141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.315237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a83fc0 [ 1352.315296][ T32] r4:00000000 [ 1352.315379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.315480][ T32] r9:83018005 r8:85323000 r7:00000000 r6:83018000 r5:00001000 r4:7f16d000 [ 1352.315528][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.315649][ T32] r5:00001000 r4:ec705000 [ 1352.315709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.315805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.315900][ T32] r5:859b538c r4:859b5000 [ 1352.315946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.316040][ T32] r7:dddced80 r6:83018000 r5:859b538c r4:859f9f00 [ 1352.316089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.316187][ T32] r10:61c88647 r9:85323000 r8:859f9f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.316269][ T32] r4:859f9f00 [ 1352.316337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.316453][ T32] r10:00000000 r9:859f9f00 r8:80287e08 r7:ed0d1e60 r6:859f9f80 r5:85323000 [ 1352.316508][ T32] r4:00000001 [ 1352.316567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.316691][ T32] Exception stack(0xed0d5fb0 to 0xed0d5ff8) [ 1352.316806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.316882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.316956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.317053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.317129][ T32] r4:85a83c40 [ 1352.339459][ T32] INFO: task kworker/0:570:6576 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.339615][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.340332][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 7 printk messages dropped ** [ 1352.340998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 ** 11 printk messages dropped ** [ 1352.341893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.342908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.343519][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.344202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.344875][ T32] r9:83018005 r8:85323c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1c5000 ** 4 printk messages dropped ** [ 1352.345262][ T32] r5:859b578c r4:859b5400 ** 3 printk messages dropped ** [ 1352.345601][ T32] r10:61c88647 r9:85323c00 r8:85aa002c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.346231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.347447][ T32] Call trace: ** 2 printk messages dropped ** [ 1352.370967][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.371380][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.371462][ T32] r5:800f0013 r4:80239bb0 [ 1352.371513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.371608][ T32] r4:82ac21e4 [ 1352.371691][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.371788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.371839][ T32] r4:e0555dc0 [ 1352.371883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.372057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.372122][ T32] r4:00000000 [ 1352.372189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.372309][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.372359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.372452][ T32] r5:00001000 r4:ed32b000 [ 1352.372499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.372620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.372728][ T32] r5:85de9b8c r4:85de9800 [ 1352.372790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.372917][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.372971][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.373072][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.373124][ T32] r4:84f79180 [ 1352.373169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.373272][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.373342][ T32] r4:00000001 [ 1352.373394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.373471][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.373593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.373670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.373729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.373791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.373849][ T32] r4:84f60700 [ 1352.373998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.374068][ T32] INFO: task kworker/0:572:6579 blocked for more than 478 seconds. [ 1352.374134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.374239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.374318][ T32] task:kworker/0:572 state:D stack:0 pid:6579 tgid:6579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.374434][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.374527][ T32] Call trace: [ 1352.374603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.374718][ T32] r10:8291a684 r9:ecfb1d84 r8:00000002 r7:60000113 r6:ecfb1d8c r5:85325400 [ 1352.374772][ T32] r4:85325400 [ 1352.374819][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.374909][ T32] r5:85325400 r4:8291a680 [ 1352.374964][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.375046][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.375138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 [ 1352.375190][ T32] r4:00000000 [ 1352.375232][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.375341][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.375436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.375567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c400 [ 1352.375624][ T32] r4:00000000 [ 1352.375668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.375760][ T32] r9:83018005 r8:85325400 r7:00000000 r6:83018000 r5:00001000 r4:7f1c7000 [ 1352.375846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.375960][ T32] r5:00001000 r4:ec74f000 [ 1352.376038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.376127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.376222][ T32] r5:859b5b8c r4:859b5800 [ 1352.376278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.376370][ T32] r7:dddced80 r6:83018000 r5:859b5b8c r4:85aa0100 [ 1352.376434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.376559][ T32] r10:61c88647 r9:85325400 r8:85aa012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.376659][ T32] r4:85aa0100 [ 1352.376719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.376814][ T32] r10:00000000 r9:85aa0100 r8:80287e08 r7:ed0d9e60 r6:85aa0180 r5:85325400 [ 1352.376864][ T32] r4:00000001 [ 1352.376909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.376984][ T32] Exception stack(0xecfb1fb0 to 0xecfb1ff8) [ 1352.377057][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.377125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.377185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.377247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.377306][ T32] r4:85a9c180 [ 1352.398771][ T32] INFO: task kworker/0:572:6579 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.398937][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.399181][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.399313][ T32] Call trace: [ 1352.399419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.399537][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.399590][ T32] r4:00000000 [ 1352.399653][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.399739][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.399818][ T32] 5d20: ac049000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.399890][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.399947][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.400013][ T32] r5:800f0013 r4:80239bb0 [ 1352.400074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.400163][ T32] r4:82ac21e4 [ 1352.400223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.400353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.400458][ T32] r4:e0555dc0 [ 1352.400516][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.400609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.400658][ T32] r4:00000000 [ 1352.400703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.400799][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.400849][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.400996][ T32] r5:00001000 r4:ed32b000 [ 1352.401060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.401147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.401249][ T32] r5:85de9b8c r4:85de9800 [ 1352.401367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.401490][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.401544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.401643][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.401695][ T32] r4:84f79180 [ 1352.401740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.401836][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.401886][ T32] r4:00000001 [ 1352.401929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.402007][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.402084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.402151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.402242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.402311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.402372][ T32] r4:84f60700 [ 1352.402420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.402492][ T32] INFO: task kworker/0:573:6581 blocked for more than 478 seconds. [ 1352.402584][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.402648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.402709][ T32] task:kworker/0:573 state:D stack:0 pid:6581 tgid:6581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.402821][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.402915][ T32] Call trace: [ 1352.402982][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.403083][ T32] r10:8291a684 r9:ed0e1d84 r8:00000002 r7:60000013 r6:ed0e1d8c r5:85326c00 [ 1352.403136][ T32] r4:85326c00 [ 1352.403181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.403276][ T32] r5:85326c00 r4:8291a680 [ 1352.403322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.403403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.403517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e1e08 [ 1352.403617][ T32] r4:00000000 [ 1352.403667][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.403745][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.403819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.403930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9ca80 [ 1352.403995][ T32] r4:00000000 [ 1352.404055][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.404154][ T32] r9:83018005 r8:85326c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1d1000 [ 1352.404204][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.404335][ T32] r5:00001000 r4:ec829000 [ 1352.404406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.404496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.404586][ T32] r5:859b638c r4:859b6000 [ 1352.404633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.404725][ T32] r7:dddced80 r6:83018000 r5:859b638c r4:85aa0200 [ 1352.404771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.404870][ T32] r10:61c88647 r9:85326c00 r8:85aa022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.404928][ T32] r4:85aa0200 [ 1352.404973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.405070][ T32] r10:00000000 r9:85aa0200 r8:80287e08 r7:ecfb1e60 r6:85aa0280 r5:85326c00 [ 1352.405169][ T32] r4:00000001 [ 1352.405218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.405364][ T32] Exception stack(0xed0e1fb0 to 0xed0e1ff8) [ 1352.405472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.405543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.405603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.405664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.405714][ T32] r4:85a9c280 [ 1352.406238][ T32] INFO: task kworker/0:573:6581 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.406327][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.406507][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.406629][ T32] Call trace: [ 1352.406695][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.406812][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.406871][ T32] r4:00000000 [ 1352.406914][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.406996][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.407059][ T32] 5d20: ac049000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.407142][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.407202][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.407257][ T32] r5:800f0013 r4:80239bb0 [ 1352.407310][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.407414][ T32] r4:82ac21e4 [ 1352.407464][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.407663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.429692][ T32] r4:e0555dc0 [ 1352.429776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.429895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.429973][ T32] r4:00000000 [ 1352.430032][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.430129][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.430227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.430339][ T32] r5:00001000 r4:ed32b000 [ 1352.430427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.430549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.430665][ T32] r5:85de9b8c r4:85de9800 [ 1352.430718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.430847][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.430973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.431098][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.431168][ T32] r4:84f79180 [ 1352.431215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.431346][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.431412][ T32] r4:00000001 [ 1352.431457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.431551][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.431624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.431697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.431772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.431843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.431916][ T32] r4:84f60700 [ 1352.432083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.432152][ T32] INFO: task kworker/0:574:6582 blocked for more than 478 seconds. [ 1352.432220][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.432311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.432365][ T32] task:kworker/0:574 state:D stack:0 pid:6582 tgid:6582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.432478][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.432571][ T32] Call trace: [ 1352.432639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.432763][ T32] r10:8291a684 r9:ed0e5d84 r8:00000002 r7:60000013 r6:ed0e5d8c r5:85324800 [ 1352.432819][ T32] r4:85324800 [ 1352.432913][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.433011][ T32] r5:85324800 r4:8291a680 [ 1352.433081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.433169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.433288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0e5e08 [ 1352.433361][ T32] r4:00000000 [ 1352.433413][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.433497][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.433569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.433657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c7c0 [ 1352.433706][ T32] r4:00000000 [ 1352.433750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.433840][ T32] r9:83018005 r8:85324800 r7:00000000 r6:83018000 r5:00001000 r4:7f1cb000 [ 1352.433916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.434009][ T32] r5:00001000 r4:ec799000 [ 1352.434162][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.434302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.434397][ T32] r5:859b5f8c r4:859b5c00 [ 1352.434460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.434582][ T32] r7:dddced80 r6:83018000 r5:859b5f8c r4:85aa0300 [ 1352.434633][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.434729][ T32] r10:61c88647 r9:85324800 r8:85aa032c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.434801][ T32] r4:85aa0300 [ 1352.434896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.435006][ T32] r10:00000000 r9:85aa0300 r8:80287e08 r7:ed0e1e60 r6:85aa0380 r5:85324800 [ 1352.435064][ T32] r4:00000001 [ 1352.435107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.435183][ T32] Exception stack(0xed0e5fb0 to 0xed0e5ff8) [ 1352.435271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.435388][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.435473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.435656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.435718][ T32] r4:85a9c280 [ 1352.436490][ T32] INFO: task kworker/0:574:6582 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.436568][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.436728][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.436951][ T32] Call trace: [ 1352.437102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.437205][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.437257][ T32] r4:00000000 [ 1352.437311][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.437393][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.437452][ T32] 5d20: ac499000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.437516][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.437573][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.437644][ T32] r5:800f0013 r4:80239bb0 [ 1352.468412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.468655][ T32] r4:82ac21e4 [ 1352.468712][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.468804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.468871][ T32] r4:e0555dc0 [ 1352.468922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.469010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.469085][ T32] r4:00000000 [ 1352.469135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.469263][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 ** 3 printk messages dropped ** [ 1352.469539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.470121][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.470169][ T32] r4:00000001 [ 1352.470282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.470361][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.470418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.470472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.470523][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.470579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.470622][ T32] r4:84f60700 [ 1352.470668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.470723][ T32] INFO: task kworker/0:575:6588 blocked for more than 478 seconds. [ 1352.470784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.470837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.470886][ T32] task:kworker/0:575 state:D stack:0 pid:6588 tgid:6588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.470993][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.471082][ T32] Call trace: [ 1352.471176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.471278][ T32] r10:8291a684 r9:ed0f1d84 r8:00000002 r7:60000113 r6:ed0f1d8c r5:85a08c00 [ 1352.471323][ T32] r4:85a08c00 [ 1352.471361][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.471437][ T32] r5:85a08c00 r4:8291a680 [ 1352.471477][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.471550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.471629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0f1e08 [ 1352.471671][ T32] r4:00000000 [ 1352.471708][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.471794][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.471909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.471991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9c340 [ 1352.472037][ T32] r4:00000000 [ 1352.472077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.472201][ T32] r9:83018005 r8:85a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e3000 [ 1352.472247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.472332][ T32] r5:00001000 r4:ec9d1000 [ 1352.472371][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.472445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.472521][ T32] r5:859b6f8c r4:859b6c00 [ 1352.472561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.472649][ T32] r7:dddced80 r6:83018000 r5:859b6f8c r4:85aa0400 [ 1352.472719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.472809][ T32] r10:61c88647 r9:85a08c00 r8:85aa042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.472874][ T32] r4:85aa0400 ** 1 printk messages dropped ** [ 1352.473040][ T32] r10:00000000 r9:85aa0400 r8:80287e08 r7:ed0e1e60 r6:85aa0480 r5:85a08c00 ** 5 printk messages dropped ** [ 1352.473356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.474333][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1352.475389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.476228][ T32] r5:85de9b8c r4:85de9800 ** 6 printk messages dropped ** [ 1352.476795][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1352.477359][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1352.503612][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.504269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.504593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.505257][ T32] r5:859b678c r4:859b6400 [ 1352.505324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.505729][ T32] r4:85aa0500 ** 2 printk messages dropped ** [ 1352.506033][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.506396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.506613][ T32] r4:85a9cac0 ** 2 printk messages dropped ** [ 1352.518471][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.518925][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 4 printk messages dropped ** [ 1352.519302][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 3 printk messages dropped ** [ 1352.519523][ T32] r4:82ac21e4 [ 1352.519585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1352.519942][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.520271][ T32] r5:00001000 r4:ed32b000 ** 2 printk messages dropped ** [ 1352.520539][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1352.520827][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.521078][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.521128][ T32] r4:00000001 [ 1352.521174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.521249][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.521316][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.521378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.521437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.521498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.521545][ T32] r4:84f60700 [ 1352.521594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.521688][ T32] INFO: task kworker/0:577:6590 blocked for more than 479 seconds. [ 1352.521763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.521829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.521876][ T32] task:kworker/0:577 state:D stack:0 pid:6590 tgid:6590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.521973][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.522067][ T32] Call trace: [ 1352.522161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.522335][ T32] r10:8291a684 r9:ed0fdd84 r8:00000002 r7:60000113 r6:ed0fdd8c r5:85a08000 [ 1352.522393][ T32] r4:85a08000 [ 1352.522438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.522524][ T32] r5:85a08000 r4:8291a680 [ 1352.522579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.522681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.522773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0fde08 [ 1352.522821][ T32] r4:00000000 [ 1352.522864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.522932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.522998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.523091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9cb80 [ 1352.523141][ T32] r4:00000000 [ 1352.523185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.523300][ T32] r9:83018005 r8:85a08000 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1352.523364][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.523457][ T32] r5:00001000 r4:ec969000 [ 1352.523498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.523576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.523753][ T32] r5:859b6b8c r4:859b6800 [ 1352.523800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.523888][ T32] r7:dddced80 r6:83018000 r5:859b6b8c r4:85aa0600 [ 1352.523950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.524068][ T32] r10:61c88647 r9:85a08000 r8:85aa062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.524117][ T32] r4:85aa0600 [ 1352.524177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.524316][ T32] r10:00000000 r9:85aa0600 r8:80287e08 r7:ed0f1e60 r6:85aa0680 r5:85a08000 [ 1352.524429][ T32] r4:00000001 [ 1352.524470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.524538][ T32] Exception stack(0xed0fdfb0 to 0xed0fdff8) [ 1352.524588][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.524664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.524744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.524825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.524874][ T32] r4:85a9cac0 [ 1352.525653][ T32] INFO: task kworker/0:577:6590 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.525708][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.525843][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.525928][ T32] Call trace: [ 1352.526020][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.526115][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.526160][ T32] r4:00000000 [ 1352.526231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.526316][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.526370][ T32] 5d20: accda000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.526495][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.526552][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.526600][ T32] r5:800f0013 r4:80239bb0 [ 1352.526640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.526715][ T32] r4:82ac21e4 [ 1352.526754][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.526831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.526873][ T32] r4:e0555dc0 [ 1352.526911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.526986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.527030][ T32] r4:00000000 [ 1352.527071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.527154][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.527246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.527335][ T32] r5:00001000 r4:ed32b000 [ 1352.527379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.527456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.527536][ T32] r5:85de9b8c r4:85de9800 [ 1352.527622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.555287][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.555377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.555562][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.555622][ T32] r4:84f79180 [ 1352.555680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.555780][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.555851][ T32] r4:00000001 [ 1352.555903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.555987][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.556054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.556116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.556191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.556257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.556328][ T32] r4:84f60700 [ 1352.556399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1352.556765][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.557206][ T32] r4:85a09800 ** 3 printk messages dropped ** [ 1352.557469][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.572046][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.572321][ T32] r4:00000000 [ 1352.572395][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.572499][ T32] r9:83018005 r8:85a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f1f7000 [ 1352.572550][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.572646][ T32] r5:00001000 r4:eca59000 [ 1352.572690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.572796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.572913][ T32] r5:859b778c r4:859b7400 [ 1352.572965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.573066][ T32] r7:dddced80 r6:83018000 r5:859b778c r4:85aa0700 [ 1352.573115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.573215][ T32] r10:61c88647 r9:85a09800 r8:85aa072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.573264][ T32] r4:85aa0700 [ 1352.573317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.573413][ T32] r10:00000000 r9:85aa0700 r8:80287e08 r7:ed0f1e60 r6:85aa0780 r5:85a09800 [ 1352.573459][ T32] r4:00000001 [ 1352.573500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.573575][ T32] Exception stack(0xed101fb0 to 0xed101ff8) [ 1352.573636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.573696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.573755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.573835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.573892][ T32] r4:85a9cf40 [ 1352.574720][ T32] INFO: task kworker/0:578:6595 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.574789][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.574950][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.575055][ T32] Call trace: [ 1352.575122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.575230][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.575288][ T32] r4:00000000 [ 1352.575373][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.575451][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.575543][ T32] 5d20: ad247000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.575604][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.575653][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.575742][ T32] r5:800f0013 r4:80239bb0 [ 1352.575787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.575885][ T32] r4:82ac21e4 [ 1352.575936][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.576036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.576106][ T32] r4:e0555dc0 [ 1352.576150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.576278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.576329][ T32] r4:00000000 [ 1352.576369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.576467][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.576520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.576612][ T32] r5:00001000 r4:ed32b000 [ 1352.576669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.576746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.576825][ T32] r5:85de9b8c r4:85de9800 [ 1352.576863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.576949][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.576991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.577077][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.577122][ T32] r4:84f79180 [ 1352.577207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.577305][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.577350][ T32] r4:00000001 [ 1352.577415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.577510][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.577615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.598350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.598449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.598521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.598573][ T32] r4:84f60700 [ 1352.598625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.598755][ T32] INFO: task kworker/0:579:6597 blocked for more than 479 seconds. [ 1352.598853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.598910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.598959][ T32] task:kworker/0:579 state:D stack:0 pid:6597 tgid:6597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.599095][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.599264][ T32] Call trace: [ 1352.599343][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.599467][ T32] r10:8291a684 r9:ed0ddd84 r8:00000002 r7:60000113 r6:ed0ddd8c r5:85a0bc00 [ 1352.599529][ T32] r4:85a0bc00 [ 1352.599575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.599662][ T32] r5:85a0bc00 r4:8291a680 [ 1352.599705][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.599782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.599869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed0dde08 [ 1352.599919][ T32] r4:00000000 [ 1352.599960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.600034][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.600118][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.600199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95280 [ 1352.600242][ T32] r4:00000000 [ 1352.600297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.600388][ T32] r9:83018005 r8:85a0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f9000 [ 1352.600438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.600524][ T32] r5:00001000 r4:ecc33000 [ 1352.600567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.600658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.600742][ T32] r5:859b7b8c r4:859b7800 [ 1352.600782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.600869][ T32] r7:dddced80 r6:83018000 r5:859b7b8c r4:85aa0800 [ 1352.600923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.601016][ T32] r10:61c88647 r9:85a0bc00 r8:85aa082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.601063][ T32] r4:85aa0800 [ 1352.601127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.601250][ T32] r10:00000000 r9:85aa0800 r8:80287e08 r7:ed101e60 r6:85aa0880 r5:85a0bc00 [ 1352.601306][ T32] r4:00000001 [ 1352.601365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.601449][ T32] Exception stack(0xed0ddfb0 to 0xed0ddff8) [ 1352.601501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.601555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.601629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.601718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.601765][ T32] r4:85a9cdc0 [ 1352.602580][ T32] INFO: task kworker/0:579:6597 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.602669][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.602827][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.602930][ T32] Call trace: [ 1352.603073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.603180][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.603240][ T32] r4:00000000 [ 1352.603289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.603364][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.603418][ T32] 5d20: ad444000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.603487][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.603562][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.603672][ T32] r5:800f0013 r4:80239bb0 [ 1352.603717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.603817][ T32] r4:82ac21e4 [ 1352.603884][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.603969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.604041][ T32] r4:e0555dc0 [ 1352.604085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.604165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.604226][ T32] r4:00000000 [ 1352.604269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.604387][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.604438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.604538][ T32] r5:00001000 r4:ed32b000 [ 1352.604605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.604727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.604816][ T32] r5:85de9b8c r4:85de9800 [ 1352.604855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.604940][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.604983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.605070][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.605129][ T32] r4:84f79180 [ 1352.605194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.605290][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.605335][ T32] r4:00000001 [ 1352.605372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.605504][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.605563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.605632][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.605687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.605742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.605799][ T32] r4:84f60700 [ 1352.605843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.605905][ T32] INFO: task kworker/0:580:6600 blocked for more than 479 seconds. [ 1352.605959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.606003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.606045][ T32] task:kworker/0:580 state:D stack:0 pid:6600 tgid:6600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.606155][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.606278][ T32] Call trace: [ 1352.606438][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.606560][ T32] r10:8291a684 r9:ed10dd84 r8:00000002 r7:60000113 r6:ed10dd8c r5:8584c800 [ 1352.606688][ T32] r4:8584c800 [ 1352.606735][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1352.607124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed10de08 ** 4 printk messages dropped ** [ 1352.607428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95540 ** 7 printk messages dropped ** [ 1352.634062][ T32] r5:859c038c r4:859c0000 [ 1352.634107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.634230][ T32] r7:dddced80 r6:83018000 r5:859c038c r4:85aa0900 [ 1352.634289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.634383][ T32] r10:61c88647 r9:8584c800 r8:85aa092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.634426][ T32] r4:85aa0900 [ 1352.634465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.634551][ T32] r10:00000000 r9:85aa0900 r8:80287e08 r7:ed0dde60 r6:859e9900 r5:8584c800 [ 1352.634594][ T32] r4:00000001 [ 1352.634633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.634704][ T32] Exception stack(0xed10dfb0 to 0xed10dff8) [ 1352.634760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.634815][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.634869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.634924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.634967][ T32] r4:85a95080 [ 1352.635776][ T32] INFO: task kworker/0:580:6600 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.635868][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.636039][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.636188][ T32] Call trace: [ 1352.636252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.636379][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.636430][ T32] r4:00000000 [ 1352.636469][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.636542][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.636597][ T32] 5d20: ad771000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.636676][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.636732][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.636947][ T32] r5:800f0013 r4:80239bb0 [ 1352.636994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.637123][ T32] r4:82ac21e4 [ 1352.637195][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.637327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.637420][ T32] r4:e0555dc0 [ 1352.637463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.637544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.652040][ T32] r4:00000000 [ 1352.652162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.652257][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.652288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.652336][ T32] r5:00001000 r4:ed32b000 [ 1352.652357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.652396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.652439][ T32] r5:85de9b8c r4:85de9800 [ 1352.652484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.652562][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.652590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.652642][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.652666][ T32] r4:84f79180 [ 1352.652711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.652763][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.652786][ T32] r4:00000001 [ 1352.652806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.652844][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.652875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.652903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.652930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.652959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.652982][ T32] r4:84f60700 [ 1352.653006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.653120][ T32] INFO: task kworker/0:581:6602 blocked for more than 479 seconds. [ 1352.653162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.653233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.653261][ T32] task:kworker/0:581 state:D stack:0 pid:6602 tgid:6602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.653346][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.653397][ T32] Call trace: [ 1352.653430][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.653486][ T32] r10:8291a684 r9:ed115d84 r8:00000002 r7:60000113 r6:ed115d8c r5:8584b000 [ 1352.653569][ T32] r4:8584b000 [ 1352.653646][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.653703][ T32] r5:8584b000 r4:8291a680 [ 1352.653727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.653923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.653970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed115e08 [ 1352.654010][ T32] r4:00000000 [ 1352.654049][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.654087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.654158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.654252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95400 [ 1352.654296][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.654377][ T32] r9:83018005 r8:8584b000 r7:00000000 r6:83018000 r5:00001000 r4:7f1fb000 ** 4 printk messages dropped ** [ 1352.654543][ T32] r5:859b7f8c r4:859b7c00 ** 3 printk messages dropped ** [ 1352.654710][ T32] r10:61c88647 r9:8584b000 r8:85aa09ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.655051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.656260][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1352.656511][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.656712][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.657031][ T32] r5:85de9b8c r4:85de9800 ** 4 printk messages dropped ** [ 1352.657289][ T32] r4:84f79180 ** 4 printk messages dropped ** [ 1352.657540][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1352.673531][ T32] INFO: task kworker/0:582:6604 blocked for more than 479 seconds. ** 6 printk messages dropped ** [ 1352.673930][ T32] r10:8291a684 r9:ed11dd84 r8:00000002 r7:60000113 r6:ed11dd8c r5:8584bc00 ** 8 printk messages dropped ** [ 1352.674350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.675074][ T32] r5:859c0b8c r4:859c0800 [ 1352.675108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.675538][ T32] r10:00000000 r9:85aa0a00 r8:80287e08 r7:ed10de60 r6:859e9a00 r5:8584bc00 ** 10 printk messages dropped ** [ 1352.676471][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.677066][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1352.677511][ T32] r4:82ac21e4 [ 1352.677636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.701253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.701314][ T32] r4:e0555dc0 [ 1352.701389][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.701466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.701492][ T32] r4:00000000 [ 1352.701513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.701564][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.701587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.701633][ T32] r5:00001000 r4:ed32b000 [ 1352.701676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.701723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.701792][ T32] r5:85de9b8c r4:85de9800 [ 1352.701817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.701906][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.702051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.702139][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.702168][ T32] r4:84f79180 [ 1352.702237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.702312][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.702338][ T32] r4:00000001 [ 1352.702411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.702531][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.702630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.702672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.702724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.702772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.702805][ T32] r4:84f60700 [ 1352.702831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.702862][ T32] INFO: task kworker/0:583:6605 blocked for more than 479 seconds. [ 1352.702896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.702922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.702947][ T32] task:kworker/0:583 state:D stack:0 pid:6605 tgid:6605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.703007][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.703066][ T32] Call trace: [ 1352.703116][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.703172][ T32] r10:8291a684 r9:ed121d84 r8:00000002 r7:60000013 r6:ed121d8c r5:8584ec00 [ 1352.703196][ T32] r4:8584ec00 [ 1352.703217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.703420][ T32] r5:8584ec00 r4:8291a680 [ 1352.703486][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.703531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.703598][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed121e08 [ 1352.703690][ T32] r4:00000000 [ 1352.703792][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.703846][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.703885][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.703926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a956c0 [ 1352.704010][ T32] r4:00000000 [ 1352.704035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.704086][ T32] r9:83018005 r8:8584ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f205000 [ 1352.704109][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.704198][ T32] r5:00001000 r4:ecc6f000 [ 1352.704267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.704391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.704450][ T32] r5:859c078c r4:859c0400 [ 1352.704472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.704520][ T32] r7:dddced80 r6:83018000 r5:859c078c r4:85aa0a80 [ 1352.704541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.704589][ T32] r10:61c88647 r9:8584ec00 r8:85aa0aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.704613][ T32] r4:85aa0a80 [ 1352.704708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.704762][ T32] r10:00000000 r9:85aa0a80 r8:80287e08 r7:ed11de60 r6:859e9a80 r5:8584ec00 [ 1352.704814][ T32] r4:00000001 [ 1352.704847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.704887][ T32] Exception stack(0xed121fb0 to 0xed121ff8) [ 1352.704917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.704946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.704973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.705002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.705048][ T32] r4:85a95380 [ 1352.705500][ T32] INFO: task kworker/0:583:6605 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.705536][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.705735][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.705783][ T32] Call trace: [ 1352.705837][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.705902][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.705927][ T32] r4:00000000 [ 1352.706005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.706063][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.706095][ T32] 5d20: ae233000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.706139][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.706171][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.706248][ T32] r5:800f0013 r4:80239bb0 [ 1352.706293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.706343][ T32] r4:82ac21e4 [ 1352.706387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.706435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.706461][ T32] r4:e0555dc0 [ 1352.706482][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.706547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.706574][ T32] r4:00000000 [ 1352.706640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.706712][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.706739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.706782][ T32] r5:00001000 r4:ed32b000 [ 1352.706802][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.706840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.706883][ T32] r5:85de9b8c r4:85de9800 [ 1352.706936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.707032][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.707077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.707175][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.707227][ T32] r4:84f79180 [ 1352.707252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.707378][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.707404][ T32] r4:00000001 [ 1352.707490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.707531][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.707618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.716238][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.716370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.716435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.716490][ T32] r4:84f60700 [ 1352.716635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.716739][ T32] INFO: task kworker/0:584:6608 blocked for more than 479 seconds. [ 1352.716777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.716804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.716827][ T32] task:kworker/0:584 state:D stack:0 pid:6608 tgid:6608 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1352.717046][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.717357][ T32] r5:85a0c800 r4:8291a680 ** 5 printk messages dropped ** [ 1352.722983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.723526][ T32] r5:859c0f8c r4:859c0c00 [ 1352.723548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.723597][ T32] r7:dddced80 r6:83018000 r5:859c0f8c r4:85aa0b00 ** 1 printk messages dropped ** [ 1352.723698][ T32] r10:61c88647 r9:85a0c800 r8:85aa0b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.724207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.725082][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.725426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1352.726149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.726821][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.727258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.743973][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.744753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.745772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.745867][ T32] r5:859c138c r4:859c1000 [ 1352.745967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.746095][ T32] r7:dddced80 r6:83018000 r5:859c138c r4:85aa0c00 [ 1352.746146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.746292][ T32] r10:61c88647 r9:85a0d400 r8:85aa0c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.746350][ T32] r4:85aa0c00 [ 1352.746417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.746519][ T32] r10:00000000 r9:85aa0c00 r8:80287e08 r7:ed0e9e60 r6:85aa0c80 r5:85a0d400 [ 1352.746575][ T32] r4:00000001 [ 1352.746625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.746712][ T32] Exception stack(0xed129fb0 to 0xed129ff8) [ 1352.746769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.746841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.747028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.747120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.747189][ T32] r4:85a95780 [ 1352.759095][ T32] INFO: task kworker/0:585:6610 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.759341][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.759523][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.759652][ T32] Call trace: [ 1352.759744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.759855][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.759927][ T32] r4:00000000 [ 1352.759986][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.760102][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.760178][ T32] 5d20: ae483000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.760249][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.760310][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.760373][ T32] r5:800f0013 r4:80239bb0 [ 1352.760426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.760521][ T32] r4:82ac21e4 [ 1352.760599][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.760710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.760764][ T32] r4:e0555dc0 [ 1352.760812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.760908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.760963][ T32] r4:00000000 [ 1352.761013][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.761129][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.761189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.761311][ T32] r5:00001000 r4:ed32b000 [ 1352.761380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.761487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.761599][ T32] r5:85de9b8c r4:85de9800 [ 1352.761662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.761772][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.761818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.761922][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.761977][ T32] r4:84f79180 [ 1352.762063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.762179][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.762283][ T32] r4:00000001 [ 1352.762339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.762425][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.762511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.762584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.762647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.762728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.762789][ T32] r4:84f60700 ** 1 printk messages dropped ** [ 1352.762960][ T32] INFO: task kworker/0:586:6612 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.763826][ T32] r5:85a0e000 r4:8291a680 ** 3 printk messages dropped ** [ 1352.764161][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.764643][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.765331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.765432][ T32] r5:859c1f8c r4:859c1c00 ** 1 printk messages dropped ** [ 1352.765585][ T32] r7:dddced80 r6:83018000 r5:859c1f8c r4:85aa0d00 ** 4 printk messages dropped ** [ 1352.766002][ T32] r10:00000000 r9:85aa0d00 r8:80287e08 r7:ed129e60 r6:85aa0d80 r5:85a0e000 ** 7 printk messages dropped ** [ 1352.766593][ T32] r4:85a95880 ** 4 printk messages dropped ** [ 1352.794734][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.795661][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1352.795940][ T32] r4:e0555dc0 ** 5 printk messages dropped ** [ 1352.796426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1352.797368][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 8 printk messages dropped ** [ 1352.813968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1352.814279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.814350][ T32] task:kworker/0:587 state:D stack:0 pid:6614 tgid:6614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.814494][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.814636][ T32] Call trace: [ 1352.814729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.814861][ T32] r10:8291a684 r9:ed105d84 r8:00000002 r7:60000113 r6:ed105d8c r5:85a0ec00 [ 1352.814928][ T32] r4:85a0ec00 [ 1352.815002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.815108][ T32] r5:85a0ec00 r4:8291a680 [ 1352.815156][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.815246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.815350][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed105e08 [ 1352.815425][ T32] r4:00000000 [ 1352.815481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.815585][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.815680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.815777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a95bc0 [ 1352.815839][ T32] r4:00000000 [ 1352.815891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.816018][ T32] r9:83018005 r8:85a0ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1352.816092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.816210][ T32] r5:00001000 r4:eccbf000 [ 1352.816277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.816375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.816468][ T32] r5:859c178c r4:859c1400 [ 1352.816521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.816631][ T32] r7:dddced80 r6:83018000 r5:859c178c r4:85aa0e00 [ 1352.816686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.816790][ T32] r10:61c88647 r9:85a0ec00 r8:85aa0e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.816853][ T32] r4:85aa0e00 [ 1352.817022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.817161][ T32] r10:00000000 r9:85aa0e00 r8:80287e08 r7:ed12de60 r6:85aa0e80 r5:85a0ec00 [ 1352.817217][ T32] r4:00000001 [ 1352.817265][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.817453][ T32] Exception stack(0xed105fb0 to 0xed105ff8) [ 1352.828379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.828582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.828667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.828740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.828801][ T32] r4:85a95a40 [ 1352.829554][ T32] INFO: task kworker/0:587:6614 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.829656][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.829810][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.829937][ T32] Call trace: [ 1352.830027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.830171][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.830264][ T32] r4:00000000 [ 1352.830314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1352.830472][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1352.830768][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.831039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.831426][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) ** 6 printk messages dropped ** [ 1352.831626][ T32] INFO: task kworker/0:588:6616 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.831894][ T32] r4:85a0b000 ** 3 printk messages dropped ** [ 1352.832036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.832456][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.832634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.832785][ T32] r7:dddced80 r6:83018000 r5:859c1b8c r4:85aa0f00 ** 5 printk messages dropped ** [ 1352.833281][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.833605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1352.834269][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.834416][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff ** 7 printk messages dropped ** [ 1352.834643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 ** 10 printk messages dropped ** [ 1352.835337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.835734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.835983][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.836039][ T32] Call trace: [ 1352.836075][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.836121][ T32] r10:8291a684 r9:ed139d84 r8:00000002 r7:60000113 r6:ed139d8c r5:85326000 [ 1352.836144][ T32] r4:85326000 [ 1352.836164][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.836207][ T32] r5:85326000 r4:8291a680 [ 1352.836227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.836265][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.836308][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed139e08 [ 1352.836345][ T32] r4:00000000 [ 1352.836369][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.836425][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.836477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.836549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af2040 [ 1352.836573][ T32] r4:00000000 [ 1352.836594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.836638][ T32] r9:83018005 r8:85326000 r7:00000000 r6:83018000 r5:00001000 r4:7f271000 [ 1352.836693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.836792][ T32] r5:00001000 r4:ecd27000 [ 1352.836841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.836927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.837051][ T32] r5:859c2b8c r4:859c2800 [ 1352.837104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.837216][ T32] r7:dddced80 r6:83018000 r5:859c2b8c r4:85ab2000 [ 1352.837284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.837407][ T32] r10:61c88647 r9:85326000 r8:85ab202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.837467][ T32] r4:85ab2000 [ 1352.837517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.871889][ T32] r10:00000000 r9:85ab2000 r8:80287e08 r7:ed12de60 r6:85ab2080 r5:85326000 [ 1352.872122][ T32] r4:00000001 [ 1352.872182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.872317][ T32] Exception stack(0xed139fb0 to 0xed139ff8) [ 1352.872419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.872485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.872593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.872663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.872713][ T32] r4:85a95f40 [ 1352.873435][ T32] INFO: task kworker/0:589:6618 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.873516][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.873722][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.873849][ T32] Call trace: [ 1352.873952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.874067][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.874121][ T32] r4:00000000 [ 1352.874166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.874283][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.874411][ T32] 5d20: aeb49000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.874533][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.874593][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.874648][ T32] r5:800f0013 r4:80239bb0 [ 1352.874698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.874848][ T32] r4:82ac21e4 [ 1352.874903][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.874991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.875051][ T32] r4:e0555dc0 [ 1352.875119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.875226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.875282][ T32] r4:00000000 [ 1352.875336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.875438][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.875488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.875578][ T32] r5:00001000 r4:ed32b000 [ 1352.875669][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.875770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.876439][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 7 printk messages dropped ** [ 1352.876967][ T32] r4:84f60700 ** 5 printk messages dropped ** [ 1352.877439][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.892340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.893130][ T32] r9:83018005 r8:84ec8000 r7:00000000 r6:83018000 r5:00001000 r4:7f26d000 ** 4 printk messages dropped ** [ 1352.893540][ T32] r5:859c238c r4:859c2000 ** 3 printk messages dropped ** [ 1352.893924][ T32] r10:61c88647 r9:84ec8000 r8:85ab212c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.894520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.895611][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1352.896252][ T32] r4:00000000 [ 1352.896327][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.896435][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.896521][ T32] 5d20: aec3d000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.896600][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.896667][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.896731][ T32] r5:800f0013 r4:80239bb0 [ 1352.896781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.896875][ T32] r4:82ac21e4 [ 1352.896929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.897024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.897093][ T32] r4:e0555dc0 [ 1352.897141][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.897256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.897316][ T32] r4:00000000 [ 1352.897364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.897472][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.897525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.916082][ T32] r5:00001000 r4:ed32b000 [ 1352.916238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.916379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.916480][ T32] r5:85de9b8c r4:85de9800 [ 1352.916538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.916643][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.916696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.916809][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.916880][ T32] r4:84f79180 [ 1352.916930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.917047][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.917106][ T32] r4:00000001 [ 1352.917179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.917289][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.917361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.917447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.917566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.921866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.921971][ T32] r4:84f60700 [ 1352.922047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.922131][ T32] INFO: task kworker/0:591:6622 blocked for more than 479 seconds. [ 1352.922233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.922290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.922400][ T32] task:kworker/0:591 state:D stack:0 pid:6622 tgid:6622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.922528][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.922629][ T32] Call trace: [ 1352.922733][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.922878][ T32] r10:8291a684 r9:ed141d84 r8:00000002 r7:60000013 r6:ed141d8c r5:84ec8c00 [ 1352.922938][ T32] r4:84ec8c00 [ 1352.922981][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.923092][ T32] r5:84ec8c00 r4:8291a680 [ 1352.923194][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.923277][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.923385][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed141e08 [ 1352.923441][ T32] r4:00000000 [ 1352.923489][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.923587][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.924192][ T32] r5:00001000 r4:ecd13000 ** 2 printk messages dropped ** [ 1352.924445][ T32] r5:859c278c r4:859c2400 [ 1352.924489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.924756][ T32] r10:61c88647 r9:84ec8c00 r8:85ab222c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.925566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1352.926902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.946662][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1352.946872][ T32] r4:e0555dc0 ** 8 printk messages dropped ** [ 1352.952419][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.952995][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 ** 9 printk messages dropped ** [ 1352.953470][ T32] INFO: task kworker/0:592:6625 blocked for more than 479 seconds. ** 11 printk messages dropped ** [ 1352.954176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.954397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.954438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af2300 [ 1352.954498][ T32] r4:00000000 [ 1352.954523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.954572][ T32] r9:83018005 r8:84ec9800 r7:00000000 r6:83018000 r5:00001000 r4:7f273000 [ 1352.954601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.954690][ T32] r5:00001000 r4:eceb9000 [ 1352.954757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.954844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.954944][ T32] r5:859c2f8c r4:859c2c00 [ 1352.954990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.955097][ T32] r7:dddced80 r6:83018000 r5:859c2f8c r4:85ab2300 [ 1352.955147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.955245][ T32] r10:61c88647 r9:84ec9800 r8:85ab232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.955300][ T32] r4:85ab2300 [ 1352.955346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.955440][ T32] r10:00000000 r9:85ab2300 r8:80287e08 r7:ed139e60 r6:85ab2380 r5:84ec9800 [ 1352.955516][ T32] r4:00000001 [ 1352.955581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.955674][ T32] Exception stack(0xed145fb0 to 0xed145ff8) [ 1352.955734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.955805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.955839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.955874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.955897][ T32] r4:85af2240 [ 1352.956352][ T32] INFO: task kworker/0:592:6625 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1352.956387][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.956597][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.956654][ T32] Call trace: [ 1352.956779][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.956871][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 [ 1352.956931][ T32] r4:00000000 [ 1352.956977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.957071][ T32] Exception stack(0xe0555d28 to 0xe0555d70) [ 1352.957138][ T32] 5d20: aefd3000 dfd5f000 00000001 80239b98 7f23f000 00000001 [ 1352.957212][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 [ 1352.957267][ T32] 5d60: 80230ad0 80239bb0 800f0013 ffffffff [ 1352.957325][ T32] r5:800f0013 r4:80239bb0 [ 1352.957377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.957529][ T32] r4:82ac21e4 [ 1352.975883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.976198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0555dc0 r5:e0555e08 [ 1352.976276][ T32] r4:e0555dc0 [ 1352.976319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.976366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d2b300 [ 1352.976389][ T32] r4:00000000 [ 1352.976408][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.976461][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1352.976511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.976610][ T32] r5:00001000 r4:ed32b000 [ 1352.976663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.976750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.976839][ T32] r5:85de9b8c r4:85de9800 [ 1352.976902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.977002][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1352.977069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.977193][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.977318][ T32] r4:84f79180 [ 1352.977371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.977466][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1352.977515][ T32] r4:00000001 [ 1352.982754][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.983041][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1352.983136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.983227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.983312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.983420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.983505][ T32] r4:84f60700 [ 1352.983570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.983698][ T32] INFO: task kworker/0:593:6626 blocked for more than 479 seconds. [ 1352.983774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.983836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.983913][ T32] task:kworker/0:593 state:D stack:0 pid:6626 tgid:6626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.984061][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.984176][ T32] Call trace: [ 1352.984279][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.984403][ T32] r10:8291a684 r9:ed149d84 r8:00000002 r7:60000113 r6:ed149d8c r5:84eca400 [ 1352.984456][ T32] r4:84eca400 [ 1352.984497][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.984578][ T32] r5:84eca400 r4:8291a680 [ 1352.984620][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.984697][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.984880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed149e08 [ 1352.984966][ T32] r4:00000000 [ 1352.985017][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.985113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.985207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.985321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af2500 [ 1352.985387][ T32] r4:00000000 [ 1352.985460][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.985561][ T32] r9:83018005 r8:84eca400 r7:00000000 r6:83018000 r5:00001000 r4:7f275000 [ 1352.985613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.985700][ T32] r5:00001000 r4:ecedd000 [ 1352.985746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.985845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.985998][ T32] r5:859c338c r4:859c3000 [ 1352.986072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.986217][ T32] r7:dddced80 r6:83018000 r5:859c338c r4:85ab2400 [ 1352.986282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.986389][ T32] r10:61c88647 r9:84eca400 r8:85ab242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.986448][ T32] r4:85ab2400 [ 1352.986498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.986598][ T32] r10:00000000 r9:85ab2400 r8:80287e08 r7:ed145e60 r6:85ab2480 r5:84eca400 [ 1352.986655][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.986877][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1353.003783][ T32] Call trace: ** 4 printk messages dropped ** [ 1353.004251][ T32] Exception stack(0xe0555d28 to 0xe0555d70) ** 5 printk messages dropped ** [ 1353.004734][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1353.005184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.005803][ T32] r5:85de9b8c r4:85de9800 ** 3 printk messages dropped ** [ 1353.006148][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.006235][ T32] r4:84f79180 [ 1353.006298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.006446][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1353.006518][ T32] r4:00000001 [ 1353.006568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.006658][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1353.006720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.006785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.006862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.006933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.006985][ T32] r4:84f60700 [ 1353.007068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.007142][ T32] INFO: task kworker/0:594:6628 blocked for more than 479 seconds. [ 1353.007218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.007275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.007334][ T32] task:kworker/0:594 state:D stack:0 pid:6628 tgid:6628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.007472][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.007576][ T32] Call trace: [ 1353.028716][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.028938][ T32] r10:8291a684 r9:ed14dd84 r8:00000002 r7:60000113 r6:ed14dd8c r5:84ecb000 [ 1353.029014][ T32] r4:84ecb000 [ 1353.029078][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.029183][ T32] r5:84ecb000 r4:8291a680 [ 1353.029236][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.029333][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.029434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed14de08 [ 1353.029505][ T32] r4:00000000 [ 1353.029568][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.029657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.029750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.029845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af2940 [ 1353.029925][ T32] r4:00000000 [ 1353.030001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.030125][ T32] r9:83018005 r8:84ecb000 r7:00000000 r6:83018000 r5:00001000 r4:7f27b000 [ 1353.030236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.030350][ T32] r5:00001000 r4:ecf69000 [ 1353.030401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.030493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.030611][ T32] r5:859c3f8c r4:859c3c00 [ 1353.030670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.030781][ T32] r7:dddced80 r6:83018000 r5:859c3f8c r4:85ab2500 [ 1353.030832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.030955][ T32] r10:61c88647 r9:84ecb000 r8:85ab252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.031039][ T32] r4:85ab2500 [ 1353.031106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.031209][ T32] r10:00000000 r9:85ab2500 r8:80287e08 r7:ed149e60 r6:85ab2580 r5:84ecb000 [ 1353.031267][ T32] r4:00000001 [ 1353.031343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.031459][ T32] Exception stack(0xed14dfb0 to 0xed14dff8) [ 1353.031537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.031611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.031675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.031764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.031828][ T32] r4:85af2380 [ 1353.032647][ T32] INFO: task kworker/0:594:6628 is blocked on a mutex likely owned by task kworker/1:237:3732. [ 1353.032755][ T32] task:kworker/1:237 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.032948][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.033071][ T32] Call trace: [ 1353.033151][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1353.033620][ T32] 5d40: 82ac15a0 7f23f000 dfd5f000 8280c928 82ac21c4 e0555da4 e0555da8 e0555d78 ** 9 printk messages dropped ** [ 1353.034332][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1353.034821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1353.035522][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.035981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1353.036859][ T32] r10:8291a684 r9:ed135d84 r8:00000002 r7:60000113 r6:ed135d8c r5:84ecbc00 ** 6 printk messages dropped ** [ 1353.037397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.062688][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1353.063289][ T32] r5:859c378c r4:859c3400 [ 1353.063344][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.063605][ T32] r10:61c88647 r9:84ecbc00 r8:85ab262c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1353.064352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1353.065926][ T32] r10:82ac21c4 r9:84fb5400 r8:80200be4 r7:e0555d5c r6:ffffffff r5:84fb5400 ** 8 printk messages dropped ** [ 1353.066656][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1353.067125][ T32] r4:00000000 [ 1353.067195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.067302][ T32] r9:83018205 r8:84fb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f23f000 [ 1353.067376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.067477][ T32] r5:00001000 r4:ed32b000 [ 1353.067542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.082099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.082412][ T32] r5:85de9b8c r4:85de9800 [ 1353.082480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1353.082550][ T32] r7:ddde2d80 r6:83018200 r5:85de9b8c r4:84f79180 [ 1353.082650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1353.082731][ T32] r10:61c88647 r9:84fb5400 r8:84f791ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.082828][ T32] r4:84f79180 [ 1353.082921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1353.083088][ T32] r10:00000000 r9:84f79180 r8:80287e08 r7:e057de60 r6:84f79200 r5:84fb5400 [ 1353.083126][ T32] r4:00000001 [ 1353.083151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.083199][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 1353.083268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.083301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.083346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.083378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1353.083450][ T32] r4:84f60700 [ 1353.083479][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.083512][ T32] INFO: task kworker/0:596:6632 blocked for more than 479 seconds. [ 1353.083607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1353.083636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.083660][ T32] task:kworker/0:596 state:D stack:0 pid:6632 tgid:6632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.083754][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.083819][ T32] Call trace: [ 1353.083882][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1353.083936][ T32] r10:8291a684 r9:ed151d84 r8:00000002 r7:60000013 r6:ed151d8c r5:84ecc800 [ 1353.083958][ T32] r4:84ecc800 [ 1353.083977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1353.084032][ T32] r5:84ecc800 r4:8291a680 [ 1353.084056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.084096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.084197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed151e08 [ 1353.084224][ T32] r4:00000000 [ 1353.084243][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1353.084284][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1353.084349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1353.084399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85af2800 [ 1353.084443][ T32] r4:00000000 [ 1353.084470][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1353.084517][ T32] r9:83018005 r8:84ecc800 r7:00000000 r6:83018000 r5:00001000 r4:7f279000 [ 1353.084558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1353.084603][ T32] r5:00001000 r4:ecf59000 [ 1353.084622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1353.084661][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.084702][ T32] r5:859c3b8c r4:859c3800 [ 1353.084722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) VM DIAGNOSIS: 07:30:40 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=82257e84 R02=00000001 R03=81a50e28 R04=00000006 R05=828fac48 R06=00000000 R07=828fac40 R08=8281b4c0 R09=00000028 R10=828fac48 R11=82801e0c R12=82801e10 R13=82801e00 R14=803480f4 R15=81a50e38 PSR=200f0193 --C- A S svc32 s00=7eff4928 s01=76fab150 d00=76fab1507eff4928 s02=00000001 s03=76f9fa88 d01=76f9fa8800000001 s04=fffc0100 s05=fffc0100 d02=fffc0100fffc0100 s06=00000001 s07=00000000 d03=0000000000000001 s08=c0300c00 s09=c0300c03 d04=c0300c03c0300c00 s10=08040201 s11=80402010 d05=8040201008040201 s12=08040201 s13=80402010 d06=8040201008040201 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=a6dfb000 R01=ecf81000 R02=00000001 R03=80239b98 R04=7f22b000 R05=00000001 R06=82ac15a0 R07=7f22b000 R08=ecf81000 R09=8280c928 R10=82ac21c4 R11=e0585da4 R12=e0585da8 R13=e0585d78 R14=80230ad0 R15=80239bb0 PSR=800f0013 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000