./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2950508472 <...> Warning: Permanently added '10.128.0.172' (ED25519) to the list of known hosts. execve("./syz-executor2950508472", ["./syz-executor2950508472"], 0x7ffd293b62f0 /* 10 vars */) = 0 brk(NULL) = 0x55559112e000 brk(0x55559112ed00) = 0x55559112ed00 arch_prctl(ARCH_SET_FS, 0x55559112e380) = 0 set_tid_address(0x55559112e650) = 5853 set_robust_list(0x55559112e660, 24) = 0 rseq(0x55559112eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2950508472", 4096) = 28 getrandom("\x91\x58\x38\xd4\x0e\xdb\xed\x88", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559112ed00 brk(0x55559114fd00) = 0x55559114fd00 brk(0x555591150000) = 0x555591150000 mprotect(0x7fdf6e9ac000, 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 5854 attached [pid 5854] set_robust_list(0x55559112e660, 24 [pid 5853] <... clone resumed>, child_tidptr=0x55559112e650) = 5854 [pid 5854] <... set_robust_list resumed>) = 0 [pid 5853] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "10000000000", 11) = 11 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "20", 2) = 2 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "0", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "0", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "100", 3) = 3 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "0", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "0", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "7 4 1 3", 7) = 7 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "0", 1) = 1 [pid 5853] close(3) = 0 [pid 5853] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "5854", 4) = 4 [pid 5853] close(3) = 0 [pid 5853] kill(5854, SIGKILL) = 0 [pid 5854] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5854, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5855 attached , child_tidptr=0x55559112e650) = 5855 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5855] set_robust_list(0x55559112e660, 24) = 0 [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5856 attached [pid 5856] set_robust_list(0x55559112e660, 24) = 0 ./strace-static-x86_64: Process 5857 attached [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5853] <... clone resumed>, child_tidptr=0x55559112e650) = 5856 [pid 5857] set_robust_list(0x55559112e660, 24 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5857] <... set_robust_list resumed>) = 0 [pid 5855] <... clone resumed>, child_tidptr=0x55559112e650) = 5857 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 5858 attached [pid 5856] <... clone resumed>, child_tidptr=0x55559112e650) = 5858 ./strace-static-x86_64: Process 5859 attached [pid 5858] set_robust_list(0x55559112e660, 24 [pid 5859] set_robust_list(0x55559112e660, 24 [pid 5858] <... set_robust_list resumed>) = 0 [pid 5857] <... prctl resumed>) = 0 [pid 5859] <... set_robust_list resumed>) = 0 [pid 5857] setpgid(0, 0 [pid 5853] <... clone resumed>, child_tidptr=0x55559112e650) = 5859 [pid 5859] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5857] <... setpgid resumed>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5858] <... prctl resumed>) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC./strace-static-x86_64: Process 5861 attached ./strace-static-x86_64: Process 5860 attached [pid 5858] setpgid(0, 0 [pid 5857] <... openat resumed>) = 3 [pid 5860] set_robust_list(0x55559112e660, 24 [pid 5859] <... clone resumed>, child_tidptr=0x55559112e650) = 5860 [pid 5860] <... set_robust_list resumed>) = 0 [pid 5860] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5857] write(3, "1000", 4 [pid 5858] <... setpgid resumed>) = 0 [pid 5860] <... prctl resumed>) = 0 [pid 5857] <... write resumed>) = 4 [pid 5861] set_robust_list(0x55559112e660, 24 [pid 5860] setpgid(0, 0 [pid 5857] close(3 executing program [pid 5858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5853] <... clone resumed>, child_tidptr=0x55559112e650) = 5861 [pid 5861] <... set_robust_list resumed>) = 0 [pid 5860] <... setpgid resumed>) = 0 [pid 5857] <... close resumed>) = 0 [pid 5853] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5860] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] write(1, "executing program\n", 18) = 18 [pid 5858] <... openat resumed>) = 3 [pid 5857] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 5860] <... openat resumed>) = 3 ./strace-static-x86_64: Process 5863 attached ./strace-static-x86_64: Process 5862 attached [pid 5858] write(3, "1000", 4 [pid 5857] <... io_uring_setup resumed>, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5863] set_robust_list(0x55559112e660, 24 [pid 5862] set_robust_list(0x55559112e660, 24 [pid 5860] write(3, "1000", 4 [pid 5858] <... write resumed>) = 4 [pid 5863] <... set_robust_list resumed>) = 0 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5860] <... write resumed>) = 4 [pid 5858] close(3 [pid 5863] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5860] close(3 [pid 5858] <... close resumed>) = 0 [pid 5857] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 5853] <... clone resumed>, child_tidptr=0x55559112e650) = 5862 [pid 5863] <... prctl resumed>) = 0 [pid 5861] <... clone resumed>, child_tidptr=0x55559112e650) = 5863 [pid 5860] <... close resumed>) = 0 [pid 5858] write(1, "executing program\n", 18executing program ./strace-static-x86_64: Process 5864 attached [pid 5863] setpgid(0, 0 [pid 5860] write(1, "executing program\n", 18executing program [pid 5858] <... write resumed>) = 18 [pid 5857] <... mmap resumed>) = 0x7fdf6e8af000 [pid 5864] set_robust_list(0x55559112e660, 24 [pid 5863] <... setpgid resumed>) = 0 [pid 5860] <... write resumed>) = 18 [pid 5858] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5864] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5857] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 5864] <... prctl resumed>) = 0 [pid 5863] <... openat resumed>) = 3 [pid 5862] <... clone resumed>, child_tidptr=0x55559112e650) = 5864 [pid 5860] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 5858] <... io_uring_setup resumed>, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5857] <... mmap resumed>) = 0x7fdf6e82f000 [pid 5863] write(3, "1000", 4 [pid 5864] setpgid(0, 0) = 0 [pid 5860] <... io_uring_setup resumed>, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5863] <... write resumed>) = 4 [pid 5858] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 5857] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0 [pid 5864] <... openat resumed>) = 3 [pid 5863] close(3 [pid 5857] <... io_uring_setup resumed>, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] <... close resumed>) = 0 executing program [pid 5863] write(1, "executing program\n", 18 [pid 5860] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 5864] write(3, "1000", 4 [pid 5858] <... mmap resumed>) = 0x7fdf6e8af000 [pid 5857] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5864] <... write resumed>) = 4 [pid 5863] <... write resumed>) = 18 [pid 5860] <... mmap resumed>) = 0x7fdf6e8af000 [pid 5858] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 5864] close(3 [pid 5863] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 5860] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 5864] <... close resumed>) = 0 [pid 5863] <... io_uring_setup resumed>, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 executing program [pid 5864] write(1, "executing program\n", 18) = 18 [pid 5864] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0 [pid 5860] <... mmap resumed>) = 0x7fdf6e82f000 [pid 5857] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5863] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0 [pid 5860] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0 [pid 5858] <... mmap resumed>) = 0x7fdf6e82f000 [pid 5857] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5864] <... io_uring_setup resumed>, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5863] <... mmap resumed>) = 0x7fdf6e8af000 [pid 5858] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0 [pid 5864] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5857] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5863] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000 [pid 5860] <... io_uring_setup resumed>, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5858] <... io_uring_setup resumed>, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5857] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5864] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5863] <... mmap resumed>) = 0x7fdf6e82f000 [pid 5860] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5864] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0 [pid 5863] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0 [pid 5860] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5858] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5864] <... io_uring_setup resumed>, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5863] <... io_uring_setup resumed>, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5860] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5858] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5863] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5864] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5860] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5858] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5864] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5863] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5860] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5858] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5864] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5863] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5858] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5864] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5864] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5863] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5863] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5857] <... io_uring_enter resumed>) = 8192 [pid 5857] exit_group(0) = ? [pid 5860] <... io_uring_enter resumed>) = 8192 [pid 5858] <... io_uring_enter resumed>) = 8192 [pid 5860] exit_group(0) = ? [pid 5858] exit_group(0) = ? [pid 5863] <... io_uring_enter resumed>) = 8192 [pid 5863] exit_group(0) = ? [pid 5864] <... io_uring_enter resumed>) = 8192 [pid 5864] exit_group(0) = ? [pid 5855] kill(-5857, SIGKILL [pid 5859] kill(-5860, SIGKILL [pid 5856] kill(-5858, SIGKILL [pid 5855] <... kill resumed>) = 0 [pid 5859] <... kill resumed>) = 0 [pid 5856] <... kill resumed>) = 0 [pid 5855] kill(5857, SIGKILL [pid 5859] kill(5860, SIGKILL [pid 5856] kill(5858, SIGKILL [pid 5855] <... kill resumed>) = 0 [pid 5859] <... kill resumed>) = 0 [pid 5856] <... kill resumed>) = 0 [pid 5861] kill(-5863, SIGKILL) = 0 [pid 5861] kill(5863, SIGKILL) = 0 [pid 5862] kill(-5864, SIGKILL) = 0 [pid 5862] kill(5864, SIGKILL) = 0 [pid 5859] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5859] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5859] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5859] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5859] close(3) = 0 [pid 5855] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5861] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5861] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5861] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5861] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5861] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5862] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5862] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5862] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5862] close(3) = 0 [pid 5856] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5863] +++ exited with 0 +++ [pid 5861] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5863, si_uid=0, si_status=0, si_utime=0, si_stime=4061 /* 40.61 s */} --- [pid 5861] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559112e650) = 5876 ./strace-static-x86_64: Process 5876 attached [pid 5876] set_robust_list(0x55559112e660, 24) = 0 [pid 5876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5876] setpgid(0, 0) = 0 [pid 5876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5876] write(3, "1000", 4) = 4 [pid 5876] close(3) = 0 executing program [pid 5876] write(1, "executing program\n", 18) = 18 [pid 5876] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5876] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5876] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5876] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5876] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7fdf6e7ae000 [pid 5876] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7fdf6e6ae000 [pid 5876] io_uring_enter(3, 18426, 0, 0, NULL, 0) = 8192 [pid 5876] exit_group(0) = ? [pid 5860] +++ exited with 0 +++ [pid 5859] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5860, si_uid=0, si_status=0, si_utime=0, si_stime=4060 /* 40.60 s */} --- [pid 5859] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559112e650) = 5878 ./strace-static-x86_64: Process 5878 attached executing program [pid 5878] set_robust_list(0x55559112e660, 24) = 0 [pid 5878] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5878] setpgid(0, 0) = 0 [pid 5878] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5878] write(3, "1000", 4) = 4 [pid 5878] close(3) = 0 [pid 5878] write(1, "executing program\n", 18) = 18 [pid 5878] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5878] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5878] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5878] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5878] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7fdf6e7ae000 [pid 5878] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7fdf6e6ae000 [pid 5878] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5857] +++ exited with 0 +++ [pid 5855] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5857, si_uid=0, si_status=0, si_utime=0, si_stime=4078 /* 40.78 s */} --- [pid 5855] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5880 attached , child_tidptr=0x55559112e650) = 5880 [pid 5880] set_robust_list(0x55559112e660, 24) = 0 [pid 5880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5880] setpgid(0, 0) = 0 [pid 5880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5880] write(3, "1000", 4) = 4 [pid 5880] close(3) = 0 [pid 5880] write(1, "executing program\n", 18executing program ) = 18 [pid 5880] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5880] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5880] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5880] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5880] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0 [pid 5878] <... io_uring_enter resumed>) = 8192 [pid 5880] <... mmap resumed>) = 0x7fdf6e7ae000 [pid 5880] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000 [pid 5878] exit_group(0 [pid 5880] <... mmap resumed>) = 0x7fdf6e6ae000 [pid 5880] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5878] <... exit_group resumed>) = ? [pid 5858] +++ exited with 0 +++ [pid 5856] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5858, si_uid=0, si_status=0, si_utime=0, si_stime=4052 /* 40.52 s */} --- [pid 5856] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559112e650) = 5884 ./strace-static-x86_64: Process 5884 attached [pid 5884] set_robust_list(0x55559112e660, 24) = 0 [pid 5884] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5884] setpgid(0, 0executing program ) = 0 [pid 5884] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5884] write(3, "1000", 4) = 4 [pid 5884] close(3) = 0 [pid 5884] write(1, "executing program\n", 18) = 18 [pid 5884] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5884] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5884] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5884] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5884] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7fdf6e7ae000 [pid 5884] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7fdf6e6ae000 [pid 5884] io_uring_enter(3, 18426, 0, 0, NULL, 0 [pid 5880] <... io_uring_enter resumed>) = 8192 [pid 5880] exit_group(0) = ? [pid 5884] <... io_uring_enter resumed>) = 8192 [pid 5884] exit_group(0) = ? [pid 5864] +++ exited with 0 +++ [pid 5862] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5864, si_uid=0, si_status=0, si_utime=0, si_stime=4042 /* 40.42 s */} --- [pid 5862] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559112e650) = 5887 ./strace-static-x86_64: Process 5887 attached [pid 5887] set_robust_list(0x55559112e660, 24) = 0 [pid 5887] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5887] setpgid(0, 0) = 0 [pid 5887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5887] write(3, "1000", 4) = 4 [pid 5887] close(3) = 0 [pid 5887] write(1, "executing program\n", 18executing program ) = 18 [pid 5887] io_uring_setup(4369, {flags=0, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=8192, cq_entries=16384, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3 [pid 5887] mmap(NULL, 294976, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7fdf6e8af000 [pid 5887] mmap(NULL, 524288, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7fdf6e82f000 [pid 5887] io_uring_setup(9466, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0xe000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=262208}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 4 [pid 5887] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0) = 0x7fdf6e7ae000 [pid 5887] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 4, 0x10000000) = 0x7fdf6e6ae000 [pid 5887] io_uring_enter(3, 18426, 0, 0, NULL, 0) = 8192 [pid 5887] exit_group(0) = ? [pid 5861] kill(-5876, SIGKILL) = 0 [pid 5861] kill(5876, SIGKILL) = 0 [pid 5861] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5861] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5861] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5861] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5861] close(3) = 0 [pid 5859] kill(-5878, SIGKILL) = 0 [pid 5859] kill(5878, SIGKILL) = 0 [pid 5855] kill(-5880, SIGKILL) = 0 [pid 5855] kill(5880, SIGKILL) = 0 [pid 5856] kill(-5884, SIGKILL) = 0 [pid 5856] kill(5884, SIGKILL) = 0 [pid 5862] kill(-5887, SIGKILL) = 0 [pid 5862] kill(5887, SIGKILL) = 0 [pid 5859] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5859] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5859] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5859] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5859] close(3) = 0 [pid 5855] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5855] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5855] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5855] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5855] close(3) = 0 [pid 5856] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5856] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5856] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5856] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5856] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/sys/fs/fuse/connections", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5862] newfstatat(3, "", {st_mode=S_IFDIR|0755, st_size=0, ...}, AT_EMPTY_PATH) = 0 [pid 5862] getdents64(3, 0x55559112f6f0 /* 2 entries */, 32768) = 48 [pid 5862] getdents64(3, 0x55559112f6f0 /* 0 entries */, 32768) = 0 [pid 5862] close(3) = 0 [ 526.721541][ T30] INFO: task syz-executor295:5876 blocked for more than 143 seconds. [ 526.729806][ T30] Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 526.801837][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 526.810567][ T30] task:syz-executor295 state:D stack:25360 pid:5876 tgid:5876 ppid:5861 flags:0x00024002 [ 526.941403][ T30] Call Trace: [ 526.944738][ T30] [ 526.947689][ T30] __schedule+0x185a/0x4b70 [ 527.001424][ T30] ? __pfx___schedule+0x10/0x10 [ 527.006351][ T30] ? __pfx_lock_release+0x10/0x10 [ 527.051419][ T30] ? schedule+0x90/0x320 [ 527.055720][ T30] schedule+0x14b/0x320 [ 527.059905][ T30] schedule_timeout+0xb0/0x310 [ 527.121536][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 527.126980][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 527.181406][ T30] ? wait_for_completion+0x2fe/0x620 [ 527.186754][ T30] ? wait_for_completion+0x2fe/0x620 [ 527.261392][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 527.266663][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 527.321471][ T30] ? wait_for_completion+0x2fe/0x620 [ 527.326827][ T30] wait_for_completion+0x355/0x620 [ 527.371392][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 527.377106][ T30] ? io_wq_worker_wake+0x90/0xc0 [ 527.441459][ T30] ? io_wq_put_and_exit+0x1a0/0x720 [ 527.446746][ T30] io_wq_put_and_exit+0x344/0x720 [ 527.511384][ T30] ? io_wq_put_and_exit+0x1b1/0x720 [ 527.516654][ T30] ? __pfx_xa_find_after+0x10/0x10 [ 527.561409][ T30] ? __pfx_io_wq_put_and_exit+0x10/0x10 [ 527.567027][ T30] ? kfree+0x1a0/0x440 [ 527.571116][ T30] ? io_uring_clean_tctx+0x10a/0x1e0 [ 527.621415][ T30] io_uring_clean_tctx+0x168/0x1e0 [ 527.626600][ T30] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 527.681404][ T30] ? percpu_counter_add_batch+0x1a2/0x1f0 [ 527.687198][ T30] io_uring_cancel_generic+0x76a/0x820 [ 527.761382][ T30] ? ptrace_notify+0x279/0x380 [ 527.766208][ T30] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 527.831390][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 527.836568][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 527.901376][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 527.906643][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 527.951398][ T30] do_exit+0x6a8/0x28e0 [ 527.955630][ T30] ? __pfx_do_exit+0x10/0x10 [ 527.960237][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 528.031375][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 528.037779][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 528.101395][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 528.106661][ T30] do_group_exit+0x207/0x2c0 [ 528.111274][ T30] __x64_sys_exit_group+0x3f/0x40 [ 528.191416][ T30] x64_sys_call+0x2634/0x2640 [ 528.196169][ T30] do_syscall_64+0xf3/0x230 [ 528.200713][ T30] ? clear_bhb_loop+0x35/0x90 [ 528.271389][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 528.277355][ T30] RIP: 0033:0x7fdf6e9370f9 [ 528.321365][ T30] RSP: 002b:00007ffcae28c868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 528.329850][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf6e9370f9 [ 528.411384][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 528.419424][ T30] RBP: 00007fdf6e9b22d0 R08: ffffffffffffffb8 R09: 0000000000000000 [ 528.491385][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf6e9b22d0 [ 528.499414][ T30] R13: 0000000000000000 R14: 00007fdf6e9b2d40 R15: 00007fdf6e908280 [ 528.581380][ T30] [ 528.584483][ T30] INFO: task syz-executor295:5878 blocked for more than 145 seconds. [ 528.641510][ T30] Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 528.649191][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 528.731423][ T30] task:syz-executor295 state:D stack:25136 pid:5878 tgid:5878 ppid:5859 flags:0x00024002 [ 528.791393][ T30] Call Trace: [ 528.794721][ T30] [ 528.797672][ T30] __schedule+0x185a/0x4b70 [ 528.861469][ T30] ? __pfx___schedule+0x10/0x10 [ 528.866388][ T30] ? __pfx_lock_release+0x10/0x10 [ 528.911407][ T30] ? schedule+0x90/0x320 [ 528.915706][ T30] schedule+0x14b/0x320 [ 528.919879][ T30] schedule_timeout+0xb0/0x310 [ 528.971399][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 528.976833][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 529.041456][ T30] ? wait_for_completion+0x2fe/0x620 [ 529.046911][ T30] ? wait_for_completion+0x2fe/0x620 [ 529.101433][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 529.106710][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 529.171389][ T30] ? wait_for_completion+0x2fe/0x620 [ 529.176745][ T30] wait_for_completion+0x355/0x620 [ 529.221428][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 529.227134][ T30] ? io_wq_worker_wake+0x90/0xc0 [ 529.281482][ T30] ? io_wq_put_and_exit+0x1a0/0x720 [ 529.286748][ T30] io_wq_put_and_exit+0x344/0x720 [ 529.331400][ T30] ? io_wq_put_and_exit+0x1b1/0x720 [ 529.336665][ T30] ? __pfx_xa_find_after+0x10/0x10 [ 529.391430][ T30] ? __pfx_io_wq_put_and_exit+0x10/0x10 [ 529.397043][ T30] ? kfree+0x1a0/0x440 [ 529.401132][ T30] ? io_uring_clean_tctx+0x10a/0x1e0 [ 529.471371][ T30] io_uring_clean_tctx+0x168/0x1e0 [ 529.476553][ T30] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 529.527059][ T30] ? percpu_counter_add_batch+0x1a2/0x1f0 [ 529.571392][ T30] io_uring_cancel_generic+0x76a/0x820 [ 529.576927][ T30] ? ptrace_notify+0x279/0x380 [ 529.621372][ T30] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 529.627418][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 529.681373][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 529.687517][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 529.731402][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 529.736661][ T30] do_exit+0x6a8/0x28e0 [ 529.740852][ T30] ? __pfx_do_exit+0x10/0x10 [ 529.801386][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 529.807437][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 529.881372][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 529.886637][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 529.931382][ T30] do_group_exit+0x207/0x2c0 [ 529.936040][ T30] __x64_sys_exit_group+0x3f/0x40 [ 529.941082][ T30] x64_sys_call+0x2634/0x2640 [ 530.001390][ T30] do_syscall_64+0xf3/0x230 [ 530.005973][ T30] ? clear_bhb_loop+0x35/0x90 [ 530.010683][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 530.091399][ T30] RIP: 0033:0x7fdf6e9370f9 [ 530.095881][ T30] RSP: 002b:00007ffcae28c868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 530.161379][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf6e9370f9 [ 530.169522][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 530.241409][ T30] RBP: 00007fdf6e9b22d0 R08: ffffffffffffffb8 R09: 0000000000000000 [ 530.249434][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf6e9b22d0 [ 530.341394][ T30] R13: 0000000000000000 R14: 00007fdf6e9b2d40 R15: 00007fdf6e908280 [ 530.349452][ T30] [ 530.401384][ T30] INFO: task syz-executor295:5880 blocked for more than 147 seconds. [ 530.409501][ T30] Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 530.491379][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 530.500099][ T30] task:syz-executor295 state:D stack:25744 pid:5880 tgid:5880 ppid:5855 flags:0x00024002 [ 530.591366][ T30] Call Trace: [ 530.594706][ T30] [ 530.597655][ T30] __schedule+0x185a/0x4b70 [ 530.641500][ T30] ? __pfx___schedule+0x10/0x10 [ 530.646422][ T30] ? __pfx_lock_release+0x10/0x10 [ 530.701392][ T30] ? schedule+0x90/0x320 [ 530.705708][ T30] schedule+0x14b/0x320 [ 530.709899][ T30] schedule_timeout+0xb0/0x310 [ 530.771370][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 530.776809][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 530.841404][ T30] ? wait_for_completion+0x2fe/0x620 [ 530.846767][ T30] ? wait_for_completion+0x2fe/0x620 [ 530.911368][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 530.916692][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 530.961470][ T30] ? wait_for_completion+0x2fe/0x620 [ 530.966837][ T30] wait_for_completion+0x355/0x620 [ 531.011425][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 531.017121][ T30] ? io_wq_worker_wake+0x90/0xc0 [ 531.071439][ T30] ? io_wq_put_and_exit+0x1a0/0x720 [ 531.076732][ T30] io_wq_put_and_exit+0x344/0x720 [ 531.131415][ T30] ? io_wq_put_and_exit+0x1b1/0x720 [ 531.136685][ T30] ? __pfx_xa_find_after+0x10/0x10 [ 531.191690][ T30] ? __pfx_io_wq_put_and_exit+0x10/0x10 [ 531.197308][ T30] ? kfree+0x1a0/0x440 [ 531.241740][ T30] ? io_uring_clean_tctx+0x10a/0x1e0 [ 531.247099][ T30] io_uring_clean_tctx+0x168/0x1e0 [ 531.291388][ T30] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 531.297090][ T30] ? percpu_counter_add_batch+0x1a2/0x1f0 [ 531.361697][ T30] io_uring_cancel_generic+0x76a/0x820 [ 531.367240][ T30] ? ptrace_notify+0x279/0x380 [ 531.431374][ T30] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 531.437426][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 531.491440][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 531.497584][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 531.541398][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 531.546660][ T30] do_exit+0x6a8/0x28e0 [ 531.550844][ T30] ? __pfx_do_exit+0x10/0x10 [ 531.621409][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 531.627550][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 531.681408][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 531.686673][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 531.741397][ T30] do_group_exit+0x207/0x2c0 [ 531.746054][ T30] __x64_sys_exit_group+0x3f/0x40 [ 531.751097][ T30] x64_sys_call+0x2634/0x2640 [ 531.811437][ T30] do_syscall_64+0xf3/0x230 [ 531.816006][ T30] ? clear_bhb_loop+0x35/0x90 [ 531.820700][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 531.911370][ T30] RIP: 0033:0x7fdf6e9370f9 [ 531.915844][ T30] RSP: 002b:00007ffcae28c868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 531.991380][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf6e9370f9 [ 531.999414][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 532.071374][ T30] RBP: 00007fdf6e9b22d0 R08: ffffffffffffffb8 R09: 0000000000000000 [ 532.079410][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf6e9b22d0 [ 532.181405][ T30] R13: 0000000000000000 R14: 00007fdf6e9b2d40 R15: 00007fdf6e908280 [ 532.189460][ T30] [ 532.241488][ T30] INFO: task syz-executor295:5884 blocked for more than 148 seconds. [ 532.249609][ T30] Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 532.321425][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 532.330152][ T30] task:syz-executor295 state:D stack:25744 pid:5884 tgid:5884 ppid:5856 flags:0x00024002 [ 532.431373][ T30] Call Trace: [ 532.434710][ T30] [ 532.437656][ T30] __schedule+0x185a/0x4b70 [ 532.491408][ T30] ? __pfx___schedule+0x10/0x10 [ 532.496336][ T30] ? __pfx_lock_release+0x10/0x10 [ 532.551384][ T30] ? schedule+0x90/0x320 [ 532.555690][ T30] schedule+0x14b/0x320 [ 532.559871][ T30] schedule_timeout+0xb0/0x310 [ 532.621874][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 532.627312][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 532.691396][ T30] ? wait_for_completion+0x2fe/0x620 [ 532.696883][ T30] ? wait_for_completion+0x2fe/0x620 [ 532.741438][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 532.746710][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 532.811383][ T30] ? wait_for_completion+0x2fe/0x620 [ 532.816737][ T30] wait_for_completion+0x355/0x620 [ 532.871396][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 532.877096][ T30] ? io_wq_worker_wake+0x90/0xc0 [ 532.931389][ T30] ? io_wq_put_and_exit+0x1a0/0x720 [ 532.936654][ T30] io_wq_put_and_exit+0x344/0x720 [ 532.981454][ T30] ? io_wq_put_and_exit+0x1b1/0x720 [ 532.986741][ T30] ? __pfx_xa_find_after+0x10/0x10 [ 533.041449][ T30] ? __pfx_io_wq_put_and_exit+0x10/0x10 [ 533.047075][ T30] ? kfree+0x1a0/0x440 [ 533.051184][ T30] ? io_uring_clean_tctx+0x10a/0x1e0 [ 533.141461][ T30] io_uring_clean_tctx+0x168/0x1e0 [ 533.146649][ T30] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 533.201684][ T30] ? percpu_counter_add_batch+0x1a2/0x1f0 [ 533.207495][ T30] io_uring_cancel_generic+0x76a/0x820 [ 533.251404][ T30] ? ptrace_notify+0x279/0x380 [ 533.256239][ T30] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 533.311806][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 533.316986][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 533.371377][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 533.376658][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 533.431379][ T30] do_exit+0x6a8/0x28e0 [ 533.435609][ T30] ? __pfx_do_exit+0x10/0x10 [ 533.440220][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 533.511377][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 533.517788][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 533.581451][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 533.586720][ T30] do_group_exit+0x207/0x2c0 [ 533.641423][ T30] __x64_sys_exit_group+0x3f/0x40 [ 533.646508][ T30] x64_sys_call+0x2634/0x2640 [ 533.651208][ T30] do_syscall_64+0xf3/0x230 [ 533.711418][ T30] ? clear_bhb_loop+0x35/0x90 [ 533.716161][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 533.781436][ T30] RIP: 0033:0x7fdf6e9370f9 [ 533.785907][ T30] RSP: 002b:00007ffcae28c868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 533.851382][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf6e9370f9 [ 533.859415][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 533.951386][ T30] RBP: 00007fdf6e9b22d0 R08: ffffffffffffffb8 R09: 0000000000000000 [ 533.959426][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf6e9b22d0 [ 534.041467][ T30] R13: 0000000000000000 R14: 00007fdf6e9b2d40 R15: 00007fdf6e908280 [ 534.049524][ T30] [ 534.111401][ T30] INFO: task syz-executor295:5887 blocked for more than 150 seconds. [ 534.119535][ T30] Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 534.181456][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 534.190188][ T30] task:syz-executor295 state:D stack:25360 pid:5887 tgid:5887 ppid:5862 flags:0x00024002 [ 534.271429][ T30] Call Trace: [ 534.274769][ T30] [ 534.277728][ T30] __schedule+0x185a/0x4b70 [ 534.331501][ T30] ? __pfx___schedule+0x10/0x10 [ 534.336435][ T30] ? __pfx_lock_release+0x10/0x10 [ 534.391441][ T30] ? schedule+0x90/0x320 [ 534.395745][ T30] schedule+0x14b/0x320 [ 534.399921][ T30] schedule_timeout+0xb0/0x310 [ 534.471444][ T30] ? __pfx_schedule_timeout+0x10/0x10 [ 534.476883][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 534.531438][ T30] ? wait_for_completion+0x2fe/0x620 [ 534.536790][ T30] ? wait_for_completion+0x2fe/0x620 [ 534.581419][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 534.586682][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 534.641622][ T30] ? wait_for_completion+0x2fe/0x620 [ 534.646971][ T30] wait_for_completion+0x355/0x620 [ 534.691440][ T30] ? __pfx_wait_for_completion+0x10/0x10 [ 534.697136][ T30] ? io_wq_worker_wake+0x90/0xc0 [ 534.741400][ T30] ? io_wq_put_and_exit+0x1a0/0x720 [ 534.746656][ T30] io_wq_put_and_exit+0x344/0x720 [ 534.801390][ T30] ? io_wq_put_and_exit+0x1b1/0x720 [ 534.806651][ T30] ? __pfx_xa_find_after+0x10/0x10 [ 534.851450][ T30] ? __pfx_io_wq_put_and_exit+0x10/0x10 [ 534.857069][ T30] ? kfree+0x1a0/0x440 [ 534.861162][ T30] ? io_uring_clean_tctx+0x10a/0x1e0 [ 534.961382][ T30] io_uring_clean_tctx+0x168/0x1e0 [ 534.966567][ T30] ? __pfx_io_uring_clean_tctx+0x10/0x10 [ 535.021395][ T30] ? percpu_counter_add_batch+0x1a2/0x1f0 [ 535.027198][ T30] io_uring_cancel_generic+0x76a/0x820 [ 535.071377][ T30] ? ptrace_notify+0x279/0x380 [ 535.076206][ T30] ? __pfx_io_uring_cancel_generic+0x10/0x10 [ 535.131372][ T30] ? __pfx_ptrace_notify+0x10/0x10 [ 535.136549][ T30] ? __pfx_autoremove_wake_function+0x10/0x10 [ 535.181385][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 535.186661][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 535.235093][ T30] do_exit+0x6a8/0x28e0 [ 535.239316][ T30] ? __pfx_do_exit+0x10/0x10 [ 535.291442][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 535.297502][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 535.351402][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 535.356666][ T30] ? lockdep_hardirqs_on+0x99/0x150 [ 535.401367][ T30] do_group_exit+0x207/0x2c0 [ 535.406025][ T30] __x64_sys_exit_group+0x3f/0x40 [ 535.411065][ T30] x64_sys_call+0x2634/0x2640 [ 535.481372][ T30] do_syscall_64+0xf3/0x230 [ 535.485947][ T30] ? clear_bhb_loop+0x35/0x90 [ 535.490646][ T30] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 535.571362][ T30] RIP: 0033:0x7fdf6e9370f9 [ 535.575841][ T30] RSP: 002b:00007ffcae28c868 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 535.631362][ T30] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdf6e9370f9 [ 535.639392][ T30] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 535.721409][ T30] RBP: 00007fdf6e9b22d0 R08: ffffffffffffffb8 R09: 0000000000000000 [ 535.729459][ T30] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdf6e9b22d0 [ 535.821799][ T30] R13: 0000000000000000 R14: 00007fdf6e9b2d40 R15: 00007fdf6e908280 [ 535.829848][ T30] [ 535.891392][ T30] [ 535.891392][ T30] Showing all locks held in the system: [ 535.899160][ T30] 3 locks held by kworker/u8:0/11: [ 535.951613][ T30] 1 lock held by khungtaskd/30: [ 535.956509][ T30] #0: ffffffff8e937e20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 536.031365][ T30] 3 locks held by kworker/u8:2/35: [ 536.036530][ T30] 3 locks held by kworker/u8:3/52: [ 536.091368][ T30] 3 locks held by kworker/u8:5/148: [ 536.096640][ T30] 2 locks held by getty/5585: [ 536.151364][ T30] #0: ffff88803153f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 536.161200][ T30] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a6/0x1e00 [ 536.241374][ T30] 1 lock held by iou-wrk-5876/5877: [ 536.246624][ T30] 1 lock held by iou-wrk-5878/5881: [ 536.311422][ T30] 3 locks held by kworker/u8:1/5879: [ 536.316754][ T30] 1 lock held by iou-wrk-5880/5882: [ 536.371426][ T30] 1 lock held by iou-wrk-5884/5885: [ 536.376675][ T30] 1 lock held by iou-wrk-5887/5888: [ 536.421468][ T30] [ 536.423840][ T30] ============================================= [ 536.423840][ T30] [ 536.481405][ T30] NMI backtrace for cpu 1 [ 536.485790][ T30] CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 536.496302][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 536.506374][ T30] Call Trace: [ 536.509666][ T30] [ 536.512608][ T30] dump_stack_lvl+0x241/0x360 [ 536.517309][ T30] ? __pfx_dump_stack_lvl+0x10/0x10 [ 536.522525][ T30] ? __pfx__printk+0x10/0x10 [ 536.527167][ T30] nmi_cpu_backtrace+0x49c/0x4d0 [ 536.532126][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 536.537594][ T30] ? _printk+0xd5/0x120 [ 536.541759][ T30] ? __pfx__printk+0x10/0x10 [ 536.546348][ T30] ? __wake_up_klogd+0xcc/0x110 [ 536.551196][ T30] ? __pfx__printk+0x10/0x10 [ 536.555783][ T30] ? __rcu_read_unlock+0xa1/0x110 [ 536.560811][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 536.566787][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320 [ 536.572769][ T30] watchdog+0xff4/0x1040 [ 536.577097][ T30] ? watchdog+0x1ea/0x1040 [ 536.581513][ T30] ? __pfx_watchdog+0x10/0x10 [ 536.586186][ T30] kthread+0x2f0/0x390 [ 536.590249][ T30] ? __pfx_watchdog+0x10/0x10 [ 536.594920][ T30] ? __pfx_kthread+0x10/0x10 [ 536.599506][ T30] ret_from_fork+0x4b/0x80 [ 536.603922][ T30] ? __pfx_kthread+0x10/0x10 [ 536.608507][ T30] ret_from_fork_asm+0x1a/0x30 [ 536.613275][ T30] [ 536.616432][ T30] Sending NMI from CPU 1 to CPUs 0: [ 536.621709][ C0] NMI backtrace for cpu 0 [ 536.621720][ C0] CPU: 0 UID: 0 PID: 5888 Comm: iou-wrk-5887 Not tainted 6.12.0-rc4-syzkaller-00245-gb423f5a9a61f #0 [ 536.621739][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 536.621749][ C0] RIP: 0010:unwind_next_frame+0x17b5/0x22d0 [ 536.621770][ C0] Code: 01 c6 49 8d 55 40 4c 89 ef e8 37 0e 00 00 84 c0 0f 84 66 01 00 00 49 bc 00 00 00 00 00 fc ff df 48 8b 44 24 20 42 0f b6 04 20 <84> c0 0f 85 36 08 00 00 48 8b 6c 24 08 8b 84 24 84 00 00 00 39 45 [ 536.621791][ C0] RSP: 0018:ffffc900041771d0 EFLAGS: 00000202 [ 536.621806][ C0] RAX: 0000000000000000 RBX: ffffffff90add366 RCX: 0000000000000000 [ 536.621817][ C0] RDX: dffffc0000000000 RSI: ffffc90004170000 RDI: ffffc90004177658 [ 536.621829][ C0] RBP: dffffc0000000000 R08: ffffc90004177658 R09: 0000000000000000 [ 536.621840][ C0] R10: ffffc900041772f0 R11: fffff5200082ee60 R12: dffffc0000000000 [ 536.621852][ C0] R13: ffffc900041772a0 R14: ffffffff81fb4fe6 R15: ffffc900041772f0 [ 536.621864][ C0] FS: 000055559112e380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 536.621878][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 536.621889][ C0] CR2: 000055a37bfd3600 CR3: 0000000032e0a000 CR4: 00000000003526f0 [ 536.621904][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 536.621913][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 536.621923][ C0] Call Trace: [ 536.621929][ C0] [ 536.621935][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0