./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor781426312 <...> Warning: Permanently added '10.128.0.191' (ED25519) to the list of known hosts. execve("./syz-executor781426312", ["./syz-executor781426312"], 0x7fff538ab030 /* 10 vars */) = 0 brk(NULL) = 0x555555746000 brk(0x555555746d00) = 0x555555746d00 arch_prctl(ARCH_SET_FS, 0x555555746380) = 0 set_tid_address(0x555555746650) = 5058 set_robust_list(0x555555746660, 24) = 0 rseq(0x555555746ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor781426312", 4096) = 27 getrandom("\xe8\xc9\xcc\x27\x77\x2f\x0c\x8c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555746d00 brk(0x555555767d00) = 0x555555767d00 brk(0x555555768000) = 0x555555768000 mprotect(0x7faf10be3000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5059 attached , child_tidptr=0x555555746650) = 5059 [pid 5058] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5059] set_robust_list(0x555555746660, 24) = 0 ./strace-static-x86_64: Process 5060 attached [pid 5059] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] set_robust_list(0x555555746660, 24./strace-static-x86_64: Process 5061 attached [pid 5058] <... clone resumed>, child_tidptr=0x555555746650) = 5060 [pid 5060] <... set_robust_list resumed>) = 0 [pid 5058] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] set_robust_list(0x555555746660, 24 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5059] <... clone resumed>, child_tidptr=0x555555746650) = 5061 [pid 5061] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 5063 attached ./strace-static-x86_64: Process 5062 attached [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] set_robust_list(0x555555746660, 24 [pid 5062] set_robust_list(0x555555746660, 24 [pid 5060] <... clone resumed>, child_tidptr=0x555555746650) = 5062 [pid 5063] <... set_robust_list resumed>) = 0 [pid 5062] <... set_robust_list resumed>) = 0 [pid 5061] <... prctl resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] setpgid(0, 0 [pid 5058] <... clone resumed>, child_tidptr=0x555555746650) = 5063 [pid 5062] <... prctl resumed>) = 0 [pid 5061] <... setpgid resumed>) = 0 [pid 5058] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5065 attached ./strace-static-x86_64: Process 5064 attached [pid 5062] setpgid(0, 0 [pid 5061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] set_robust_list(0x555555746660, 24 [pid 5063] <... clone resumed>, child_tidptr=0x555555746650) = 5064 [pid 5065] <... set_robust_list resumed>) = 0 [pid 5062] <... setpgid resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5058] <... clone resumed>, child_tidptr=0x555555746650) = 5065 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5064] set_robust_list(0x555555746660, 24 [pid 5062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5066 attached [pid 5058] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5064] <... set_robust_list resumed>) = 0 [pid 5061] write(3, "1000", 4 [pid 5065] <... clone resumed>, child_tidptr=0x555555746650) = 5066 [pid 5064] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... write resumed>) = 4 [pid 5066] set_robust_list(0x555555746660, 24 [pid 5064] <... prctl resumed>) = 0 [pid 5062] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5067 attached [pid 5066] <... set_robust_list resumed>) = 0 [pid 5064] setpgid(0, 0 [pid 5062] write(3, "1000", 4 [pid 5061] close(3 [pid 5058] <... clone resumed>, child_tidptr=0x555555746650) = 5067 [pid 5067] set_robust_list(0x555555746660, 24 [pid 5064] <... setpgid resumed>) = 0 [pid 5062] <... write resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 5067] <... set_robust_list resumed>) = 0 [pid 5064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] close(3 [pid 5067] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5058] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5066] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5064] <... openat resumed>) = 3 [pid 5062] <... openat resumed>) = 3 [pid 5061] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5064] write(3, "1000", 4./strace-static-x86_64: Process 5068 attached [pid 5067] <... clone resumed>, child_tidptr=0x555555746650) = 5068 ./strace-static-x86_64: Process 5069 attached [pid 5068] set_robust_list(0x555555746660, 24 [pid 5066] <... prctl resumed>) = 0 [pid 5064] <... write resumed>) = 4 [pid 5062] dup(3 [pid 5061] <... openat resumed>) = 3 [pid 5058] <... clone resumed>, child_tidptr=0x555555746650) = 5069 [pid 5069] set_robust_list(0x555555746660, 24 [pid 5068] <... set_robust_list resumed>) = 0 [pid 5066] setpgid(0, 0 [pid 5064] close(3 [pid 5062] <... dup resumed>) = 4 [pid 5061] dup(3 [pid 5068] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5066] <... setpgid resumed>) = 0 [pid 5064] <... close resumed>) = 0 [pid 5062] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5069] <... set_robust_list resumed>) = 0 [pid 5068] <... prctl resumed>) = 0 [pid 5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... dup resumed>) = 4 [pid 5069] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5066] <... openat resumed>) = 3 [pid 5064] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] setpgid(0, 0 [pid 5061] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5068] <... setpgid resumed>) = 0 [pid 5066] write(3, "1000", 4 [pid 5064] <... openat resumed>) = 3 [pid 5068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5066] <... write resumed>) = 4 [pid 5066] close(3 [pid 5064] dup(3 [pid 5068] <... openat resumed>) = 3 [pid 5066] <... close resumed>) = 0 [pid 5064] <... dup resumed>) = 4 ./strace-static-x86_64: Process 5070 attached [pid 5068] write(3, "1000", 4 [pid 5066] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5064] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5068] <... write resumed>) = 4 [pid 5068] close(3 [pid 5069] <... clone resumed>, child_tidptr=0x555555746650) = 5070 [pid 5068] <... close resumed>) = 0 [pid 5066] <... openat resumed>) = 3 [pid 5070] set_robust_list(0x555555746660, 24 [pid 5066] dup(3 [pid 5068] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5066] <... dup resumed>) = 4 [pid 5070] <... set_robust_list resumed>) = 0 [pid 5066] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5068] <... openat resumed>) = 3 [pid 5070] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] dup(3 [pid 5070] <... prctl resumed>) = 0 [pid 5068] <... dup resumed>) = 4 [pid 5070] setpgid(0, 0 [pid 5068] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5070] <... setpgid resumed>) = 0 [pid 5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5070] write(3, "1000", 4) = 4 [pid 5070] close(3) = 0 [pid 5070] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 3 [pid 5070] dup(3) = 4 [pid 5070] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5059] kill(-5061, SIGKILL) = 0 [pid 5059] kill(5061, SIGKILL) = 0 [pid 5060] kill(-5062, SIGKILL) = 0 [pid 5060] kill(5062, SIGKILL) = 0 [pid 5063] kill(-5064, SIGKILL) = 0 [pid 5063] kill(5064, SIGKILL) = 0 [pid 5065] kill(-5066, SIGKILL) = 0 [pid 5065] kill(5066, SIGKILL) = 0 [pid 5067] kill(-5068, SIGKILL) = 0 [pid 5067] kill(5068, SIGKILL) = 0 [pid 5069] kill(-5070, SIGKILL) = 0 [pid 5069] kill(5070, SIGKILL) = 0 [pid 5059] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5059] <... openat resumed>) = 3 [pid 5065] newfstatat(3, "", [pid 5059] newfstatat(3, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5059] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, [pid 5059] getdents64(3, [pid 5065] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5060] <... openat resumed>) = 3 [pid 5059] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(3, "", [pid 5065] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5059] getdents64(3, [pid 5065] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5065] close(3 [pid 5060] getdents64(3, [pid 5059] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5059] close(3 [pid 5067] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5063] newfstatat(3, "", [pid 5060] getdents64(3, [pid 5059] <... close resumed>) = 0 [pid 5067] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5067] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(3 [pid 5069] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5067] getdents64(3, [pid 5069] <... openat resumed>) = 3 [pid 5067] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(3, [pid 5060] <... close resumed>) = 0 [pid 5069] newfstatat(3, "", [pid 5067] getdents64(3, [pid 5069] <... newfstatat resumed>{st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5067] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5069] getdents64(3, [pid 5067] close(3 [pid 5069] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5067] <... close resumed>) = 0 [pid 5069] getdents64(3, [pid 5063] <... getdents64 resumed>0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5069] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5069] close(3 [pid 5063] getdents64(3, [pid 5069] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5063] close(3) = 0 [ 81.931308][ T8] cfg80211: failed to load regulatory.db [pid 5062] <... fallocate resumed>) = ? [pid 5062] +++ killed by SIGKILL +++ [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5062, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=5242 /* 52.42 s */} --- [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5088 attached [pid 5088] set_robust_list(0x555555746660, 24 [pid 5060] <... clone resumed>, child_tidptr=0x555555746650) = 5088 [pid 5088] <... set_robust_list resumed>) = 0 [pid 5088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5088] setpgid(0, 0) = 0 [pid 5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5088] write(3, "1000", 4) = 4 [pid 5088] close(3) = 0 [pid 5088] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 3 [pid 5088] dup(3) = 4 [pid 5088] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5060] kill(-5088, SIGKILL) = 0 [pid 5060] kill(5088, SIGKILL) = 0 [pid 5060] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5060] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5060] close(3) = 0 [pid 5061] <... fallocate resumed>) = ? [pid 5061] +++ killed by SIGKILL +++ [pid 5059] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5061, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=5140 /* 51.40 s */} --- [pid 5059] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5089 attached , child_tidptr=0x555555746650) = 5089 [pid 5089] set_robust_list(0x555555746660, 24) = 0 [pid 5089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5089] setpgid(0, 0) = 0 [pid 5089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5089] write(3, "1000", 4) = 4 [pid 5089] close(3) = 0 [pid 5089] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 3 [pid 5089] dup(3) = 4 [pid 5089] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5059] kill(-5089, SIGKILL) = 0 [pid 5059] kill(5089, SIGKILL) = 0 [pid 5059] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5059] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5059] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5059] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5059] close(3) = 0 [pid 5064] <... fallocate resumed>) = ? [pid 5064] +++ killed by SIGKILL +++ [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5064, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=5185 /* 51.85 s */} --- [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5096 attached , child_tidptr=0x555555746650) = 5096 [pid 5096] set_robust_list(0x555555746660, 24) = 0 [pid 5096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5096] setpgid(0, 0) = 0 [pid 5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5096] write(3, "1000", 4) = 4 [pid 5096] close(3) = 0 [pid 5096] openat(AT_FDCWD, "/dev/nullb0", O_RDWR|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 3 [pid 5096] dup(3) = 4 [pid 5096] fallocate(4, FALLOC_FL_KEEP_SIZE|FALLOC_FL_ZERO_RANGE, 3072, 8796109807616 [pid 5063] kill(-5096, SIGKILL) = 0 [pid 5063] kill(5096, SIGKILL) = 0 [pid 5063] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(3, 0x5555557476f0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(3, 0x5555557476f0 /* 0 entries */, 32768) = 0 [pid 5063] close(3) = 0 [ 286.725439][ T29] INFO: task syz-executor781:5068 blocked for more than 143 seconds. [ 286.734066][ T29] Not tainted 6.7.0-rc8-syzkaller #0 [ 286.740687][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.749917][ T29] task:syz-executor781 state:D stack:27056 pid:5068 tgid:5068 ppid:5067 flags:0x00004006 [ 286.760625][ T29] Call Trace: [ 286.764323][ T29] [ 286.767791][ T29] __schedule+0x1961/0x4ab0 [ 286.772901][ T29] ? release_firmware_map_entry+0x190/0x190 [ 286.779337][ T29] ? __lock_acquire+0x1fd0/0x1fd0 [ 286.784474][ T29] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 286.790638][ T29] ? print_irqtrace_events+0x220/0x220 [ 286.796225][ T29] ? _raw_spin_lock_irq+0xdf/0x120 [ 286.801716][ T29] ? schedule+0x8e/0x260 [ 286.806549][ T29] schedule+0x149/0x260 [ 286.811150][ T29] schedule_preempt_disabled+0x13/0x20 [ 286.817357][ T29] rwsem_down_write_slowpath+0xeea/0x13b0 [ 286.823525][ T29] ? rwsem_down_write_slowpath+0xa05/0x13b0 [ 286.829956][ T29] ? down_write_killable_nested+0x80/0x80 [ 286.836187][ T29] ? read_lock_is_recursive+0x20/0x20 [ 286.841989][ T29] ? print_irqtrace_events+0x220/0x220 [ 286.847622][ T29] __down_write_common+0x1aa/0x200 [ 286.852952][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 286.858270][ T29] ? clear_nonspinnable+0x60/0x60 [ 286.863700][ T29] ? _raw_spin_unlock_irq+0x2e/0x50 [ 286.869508][ T29] ? ptrace_notify+0x278/0x380 [ 286.874769][ T29] blkdev_fallocate+0x22a/0x570 [ 286.880133][ T29] vfs_fallocate+0x551/0x6b0 [ 286.885173][ T29] __x64_sys_fallocate+0xbd/0x100 [ 286.890694][ T29] do_syscall_64+0x45/0x110 [ 286.895727][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 286.902129][ T29] RIP: 0033:0x7faf10b70b29 [ 286.906683][ T29] RSP: 002b:00007ffc2eb85268 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 286.915136][ T29] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faf10b70b29 [ 286.923578][ T29] RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 [ 286.932242][ T29] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 286.940329][ T29] R10: 0000080001002000 R11: 0000000000000246 R12: 0000000000000001 [ 286.948429][ T29] R13: 00007ffc2eb85488 R14: 00007ffc2eb85290 R15: 00007ffc2eb85280 [ 286.956918][ T29] [ 286.960416][ T29] INFO: task syz-executor781:5070 blocked for more than 143 seconds. [ 286.969094][ T29] Not tainted 6.7.0-rc8-syzkaller #0 [ 286.975449][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.984529][ T29] task:syz-executor781 state:D stack:27056 pid:5070 tgid:5070 ppid:5069 flags:0x00004006 [ 286.995289][ T29] Call Trace: [ 286.998597][ T29] [ 287.001553][ T29] __schedule+0x1961/0x4ab0 [ 287.006444][ T29] ? preempt_schedule_notrace_thunk+0x1a/0x30 [ 287.012992][ T29] ? release_firmware_map_entry+0x190/0x190 [ 287.019392][ T29] ? __lock_acquire+0x1fd0/0x1fd0 [ 287.024841][ T29] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 287.031291][ T29] ? print_irqtrace_events+0x220/0x220 [ 287.037242][ T29] ? _raw_spin_lock_irq+0xdf/0x120 [ 287.042770][ T29] ? schedule+0x8e/0x260 [ 287.047465][ T29] schedule+0x149/0x260 [ 287.051676][ T29] schedule_preempt_disabled+0x13/0x20 [ 287.057243][ T29] rwsem_down_write_slowpath+0xeea/0x13b0 [ 287.062996][ T29] ? rwsem_down_write_slowpath+0xa05/0x13b0 [ 287.068993][ T29] ? down_write_killable_nested+0x80/0x80 [ 287.075131][ T29] ? read_lock_is_recursive+0x20/0x20 [ 287.081025][ T29] ? print_irqtrace_events+0x220/0x220 [ 287.086940][ T29] __down_write_common+0x1aa/0x200 [ 287.092469][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.098164][ T29] ? clear_nonspinnable+0x60/0x60 [ 287.103616][ T29] ? _raw_spin_unlock_irq+0x2e/0x50 [ 287.109283][ T29] ? ptrace_notify+0x278/0x380 [ 287.114465][ T29] blkdev_fallocate+0x22a/0x570 [ 287.119437][ T29] vfs_fallocate+0x551/0x6b0 [ 287.124072][ T29] __x64_sys_fallocate+0xbd/0x100 [ 287.129189][ T29] do_syscall_64+0x45/0x110 [ 287.133735][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 287.140160][ T29] RIP: 0033:0x7faf10b70b29 [ 287.144975][ T29] RSP: 002b:00007ffc2eb85268 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 287.153880][ T29] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faf10b70b29 [ 287.162427][ T29] RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 [ 287.170870][ T29] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 287.179349][ T29] R10: 0000080001002000 R11: 0000000000000246 R12: 0000000000000001 [ 287.187803][ T29] R13: 00007ffc2eb85488 R14: 00007ffc2eb85290 R15: 00007ffc2eb85280 [ 287.196328][ T29] [ 287.199409][ T29] INFO: task syz-executor781:5088 blocked for more than 143 seconds. [ 287.207616][ T29] Not tainted 6.7.0-rc8-syzkaller #0 [ 287.213437][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 287.222204][ T29] task:syz-executor781 state:D stack:24984 pid:5088 tgid:5088 ppid:5060 flags:0x00004006 [ 287.232843][ T29] Call Trace: [ 287.236606][ T29] [ 287.239908][ T29] __schedule+0x1961/0x4ab0 [ 287.244899][ T29] ? release_firmware_map_entry+0x190/0x190 [ 287.251263][ T29] ? __lock_acquire+0x1fd0/0x1fd0 [ 287.256773][ T29] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 287.263155][ T29] ? print_irqtrace_events+0x220/0x220 [ 287.269094][ T29] ? _raw_spin_lock_irq+0xdf/0x120 [ 287.274251][ T29] ? schedule+0x8e/0x260 [ 287.278664][ T29] schedule+0x149/0x260 [ 287.282859][ T29] schedule_preempt_disabled+0x13/0x20 [ 287.288765][ T29] rwsem_down_write_slowpath+0xeea/0x13b0 [ 287.294985][ T29] ? rwsem_down_write_slowpath+0xa05/0x13b0 [ 287.301381][ T29] ? down_write_killable_nested+0x80/0x80 [ 287.307593][ T29] ? read_lock_is_recursive+0x20/0x20 [ 287.313396][ T29] ? print_irqtrace_events+0x220/0x220 [ 287.319352][ T29] __down_write_common+0x1aa/0x200 [ 287.324908][ T29] ? _raw_spin_unlock_irq+0x23/0x50 [ 287.330573][ T29] ? clear_nonspinnable+0x60/0x60 [ 287.335705][ T29] ? _raw_spin_unlock_irq+0x2e/0x50 [ 287.340974][ T29] ? ptrace_notify+0x278/0x380 [ 287.345826][ T29] blkdev_fallocate+0x22a/0x570 [ 287.350742][ T29] vfs_fallocate+0x551/0x6b0 [ 287.355814][ T29] __x64_sys_fallocate+0xbd/0x100 [ 287.361329][ T29] do_syscall_64+0x45/0x110 [ 287.365924][ T29] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 287.372250][ T29] RIP: 0033:0x7faf10b70b29 [ 287.378197][ T29] RSP: 002b:00007ffc2eb85268 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 287.387046][ T29] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faf10b70b29 [ 287.396619][ T29] RDX: 0000000000000c00 RSI: 0000000000000011 RDI: 0000000000000004 [ 287.404819][ T29] RBP: 00000000000f4240 R08: 00000000000000a0 R09: 00000000000000a0 [ 287.419912][ T29] R10: 0000080001002000 R11: 0000000000000246 R12: 000000000000e17d [ 287.429038][ T29] R13: 00007ffc2eb8527c R14: 00007ffc2eb85290 R15: 00007ffc2eb85280 [ 287.438236][ T29] [ 287.442276][ T29] [ 287.442276][ T29] Showing all locks held in the system: [ 287.451331][ T29] 1 lock held by khungtaskd/29: [ 287.457340][ T29] #0: ffffffff8d92dae0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 287.468794][ T29] 2 locks held by getty/4810: [ 287.473809][ T29] #0: ffff88802ab3a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 287.484836][ T29] #1: ffffc900015b72f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b4/0x1e10 [ 287.495408][ T29] 1 lock held by syz-executor781/5066: [ 287.501913][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.515380][ T29] 1 lock held by syz-executor781/5068: [ 287.521168][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.533158][ T29] 1 lock held by syz-executor781/5070: [ 287.538793][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.550479][ T29] 1 lock held by syz-executor781/5088: [ 287.566221][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.585924][ T29] 1 lock held by syz-executor781/5089: [ 287.591488][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.603316][ T29] 1 lock held by syz-executor781/5096: [ 287.609090][ T29] #0: ffff88801b0ace40 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x22a/0x570 [ 287.619909][ T29] [ 287.622260][ T29] ============================================= [ 287.622260][ T29] [ 287.631801][ T29] NMI backtrace for cpu 0 [ 287.636171][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-rc8-syzkaller #0 [ 287.644259][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 287.654342][ T29] Call Trace: [ 287.657652][ T29] [ 287.660602][ T29] dump_stack_lvl+0x1e7/0x2d0 [ 287.665309][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 287.670715][ T29] ? nf_tcp_handle_invalid+0x650/0x650 [ 287.676301][ T29] ? panic+0x850/0x850 [ 287.680567][ T29] ? vprintk_emit+0x607/0x720 [ 287.685304][ T29] ? printk_sprint+0x480/0x480 [ 287.690139][ T29] nmi_cpu_backtrace+0x498/0x4d0 [ 287.695210][ T29] ? nmi_trigger_cpumask_backtrace+0x310/0x310 [ 287.701370][ T29] ? _printk+0xd5/0x120 [ 287.705516][ T29] ? panic+0x850/0x850 [ 287.709715][ T29] ? __wake_up_klogd+0xcc/0x100 [ 287.714559][ T29] ? panic+0x850/0x850 [ 287.718624][ T29] ? __rcu_read_unlock+0x98/0x100 [ 287.723730][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 287.729823][ T29] nmi_trigger_cpumask_backtrace+0x198/0x310 [ 287.735917][ T29] watchdog+0xfaf/0xff0 [ 287.740119][ T29] ? watchdog+0x1e9/0xff0 [ 287.744463][ T29] kthread+0x2d3/0x370 [ 287.748533][ T29] ? hungtask_pm_notify+0x90/0x90 [ 287.753571][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.758179][ T29] ret_from_fork+0x48/0x80 [ 287.762619][ T29] ? kthread_blkcg+0xd0/0xd0 [ 287.767226][ T29] ret_from_fork_asm+0x11/0x20 [ 287.772003][ T29] [ 287.775146][ T29] Sending NMI from CPU 0 to CPUs 1: [ 287.780445][ C1] NMI backtrace for cpu 1 [ 287.780462][ C1] CPU: 1 PID: 2408 Comm: kworker/u4:8 Not tainted 6.7.0-rc8-syzkaller #0 [ 287.780480][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 287.780490][ C1] Workqueue: events_unbound toggle_allocation_gate [ 287.780545][ C1] RIP: 0010:check_preemption_disabled+0x5c/0x110 [ 287.780567][ C1] Code: 25 28 00 00 00 48 3b 44 24 08 0f 85 c9 00 00 00 89 d8 48 83 c4 10 5b 41 5c 41 5e 41 5f c3 48 c7 04 24 00 00 00 00 9c 8f 04 24 04 24 00 02 00 00 74 c9 49 89 f6 49 89 ff 65 4c 8b 25 3d fd eb [ 287.780580][ C1] RSP: 0018:ffffc9000ab8f428 EFLAGS: 00000046 [ 287.780593][ C1] RAX: 0000000080000000 RBX: 0000000000000001 RCX: ffffffff816d25b4 [ 287.780604][ C1] RDX: 0000000000000000 RSI: ffffffff8b6ab1a0 RDI: ffffffff8bbde0e0 [ 287.780615][ C1] RBP: ffffc9000ab8f5a8 R08: ffffffff8f00c22f R09: 1ffffffff1e01845 [ 287.780627][ C1] R10: dffffc0000000000 R11: fffffbfff1e01846 R12: 1ffff92001571e94 [ 287.780639][ C1] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000246 [ 287.780649][ C1] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 287.780663][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 287.780674][ C1] CR2: 0000561aba7c78c8 CR3: 000000000d731000 CR4: 00000000003506f0 [ 287.780688][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 287.780697][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 287.780707][ C1] Call Trace: [ 287.780713][ C1] [ 287.780719][ C1] ? nmi_cpu_backtrace+0x3be/0x4d0 [ 287.780742][ C1] ? read_lock_is_recursive+0x20/0x20 [ 287.780762][ C1] ? nmi_trigger_cpumask_backtrace+0x310/0x310 [ 287.780784][ C1] ? nmi_handle+0x2a/0x570 [ 287.780810][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 287.780831][ C1] ? nmi_handle+0x14c/0x570 [ 287.780848][ C1] ? nmi_handle+0x2a/0x570 [ 287.780867][ C1] ? check_preemption_disabled+0x5c/0x110 [ 287.780884][ C1] ? default_do_nmi+0x63/0x150 [ 287.780906][ C1] ? exc_nmi+0x121/0x210 [ 287.780926][ C1] ? end_repeat_nmi+0xf/0x2a [ 287.780946][ C1] ? lock_acquire+0xd4/0x530 [ 287.780963][ C1] ? check_preemption_disabled+0x5c/0x110 [ 287.780981][ C1] ? check_preemption_disabled+0x5c/0x110 [ 287.780999][ C1] ? check_preemption_disabled+0x5c/0x110 [ 287.781016][ C1] [ 287.781021][ C1] [ 287.781028][ C1] lock_acquire+0x1a6/0x530 [ 287.781048][ C1] ? read_lock_is_recursive+0x20/0x20 [ 287.781072][ C1] ? read_lock_is_recursive+0x20/0x20 [ 287.781093][ C1] __pte_offset_map+0x9e/0x380 [ 287.781109][ C1] ? __pte_offset_map+0x82/0x380 [ 287.781127][ C1] ? pte_free_now+0x540/0x540 [ 287.781148][ C1] __pte_offset_map_lock+0xc7/0x300 [ 287.781164][ C1] ? __text_poke+0xaf1/0xd30 [ 287.781180][ C1] ? __lock_acquire+0x1fd0/0x1fd0 [ 287.781197][ C1] ? pte_offset_map_nolock+0x1e0/0x1e0 [ 287.781215][ C1] ? do_raw_spin_unlock+0x13b/0x8b0 [ 287.781234][ C1] ? walk_to_pmd+0x19b/0x240 [ 287.781262][ C1] ? kmem_cache_alloc_node+0x119/0x310 [ 287.781283][ C1] __text_poke+0x2c5/0xd30 [ 287.781300][ C1] ? __kmem_cache_alloc_node+0x107/0x300 [ 287.781320][ C1] ? __text_poke+0xd30/0xd30 [ 287.781336][ C1] ? text_poke+0xc0/0xc0 [ 287.781355][ C1] ? __might_sleep+0xe0/0xe0 [ 287.781373][ C1] ? __mutex_trylock_common+0x182/0x2e0 [ 287.781389][ C1] ? __might_sleep+0xe0/0xe0 [ 287.781411][ C1] ? kmem_cache_alloc_node+0x119/0x310 [ 287.781432][ C1] text_poke_bp_batch+0x265/0xb30 [ 287.781458][ C1] ? text_poke_loc_init+0x860/0x860 [ 287.781474][ C1] ? mutex_lock_nested+0x20/0x20 [ 287.781499][ C1] ? arch_jump_label_transform_queue+0x97/0xf0 [ 287.781524][ C1] text_poke_finish+0x30/0x50 [ 287.781539][ C1] arch_jump_label_transform_apply+0x1c/0x30 [ 287.781560][ C1] static_key_disable_cpuslocked+0xce/0x1b0 [ 287.781578][ C1] static_key_disable+0x1a/0x20 [ 287.781592][ C1] toggle_allocation_gate+0x1b8/0x250 [ 287.781613][ C1] ? show_object+0x70/0x70 [ 287.781633][ C1] ? print_irqtrace_events+0x220/0x220 [ 287.781656][ C1] ? process_scheduled_works+0x825/0x1420 [ 287.781675][ C1] process_scheduled_works+0x90f/0x1420 [ 287.781706][ C1] ? assign_work+0x3d0/0x3d0 [ 287.781727][ C1] ? assign_work+0x364/0x3d0 [ 287.781747][ C1] worker_thread+0xa5f/0x1000 [ 287.781768][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 287.781792][ C1] kthread+0x2d3/0x370 [ 287.781807][ C1] ? pr_cont_work+0x5e0/0x5e0 [ 287.781823][ C1] ? kthread_blkcg+0xd0/0xd0 [ 287.781839][ C1] ret_from_fork+0x48/0x80 [ 287.781856][ C1] ? kthread_blkcg+0xd0/0xd0 [ 287.781871][ C1] ret_from_fork_asm+0x11/0x20 [ 287.781898][ C1] [ 287.781904][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.459 msecs [ 287.782760][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 288.250979][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-rc8-syzkaller #0 [ 288.259072][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 288.269213][ T29] Call Trace: [ 288.272506][ T29] [ 288.275520][ T29] dump_stack_lvl+0x1e7/0x2d0 [ 288.280231][ T29] ? nf_tcp_handle_invalid+0x650/0x650 [ 288.285692][ T29] ? panic+0x850/0x850 [ 288.289759][ T29] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 288.295745][ T29] ? vscnprintf+0x5d/0x80 [ 288.300077][ T29] panic+0x349/0x850 [ 288.303972][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x310 [ 288.310305][ T29] ? __memcpy_flushcache+0x2b0/0x2b0 [ 288.315593][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 288.321663][ T29] ? preempt_schedule_thunk+0x1a/0x30 [ 288.327039][ T29] ? nmi_trigger_cpumask_backtrace+0x244/0x310 [ 288.333196][ T29] ? nmi_trigger_cpumask_backtrace+0x2c7/0x310 [ 288.339532][ T29] ? nmi_trigger_cpumask_backtrace+0x2cc/0x310 [ 288.345695][ T29] watchdog+0xfee/0xff0 [ 288.349864][ T29] ? watchdog+0x1e9/0xff0 [ 288.354212][ T29] kthread+0x2d3/0x370 [ 288.358295][ T29] ? hungtask_pm_notify+0x90/0x90 [ 288.363322][ T29] ? kthread_blkcg+0xd0/0xd0 [ 288.367914][ T29] ret_from_fork+0x48/0x80 [ 288.372415][ T29] ? kthread_blkcg+0xd0/0xd0 [ 288.377002][ T29] ret_from_fork_asm+0x11/0x20 [ 288.381780][ T29] [ 288.385069][ T29] Kernel Offset: disabled [ 288.389395][ T29] Rebooting in 86400 seconds..