./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2268804462 <...> Warning: Permanently added '10.128.0.145' (ED25519) to the list of known hosts. execve("./syz-executor2268804462", ["./syz-executor2268804462"], 0x7ffc9916e0a0 /* 10 vars */) = 0 brk(NULL) = 0x555586e0f000 brk(0x555586e0fd00) = 0x555586e0fd00 arch_prctl(ARCH_SET_FS, 0x555586e0f380) = 0 set_tid_address(0x555586e0f650) = 5786 set_robust_list(0x555586e0f660, 24) = 0 rseq(0x555586e0fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2268804462", 4096) = 28 getrandom("\x28\x8a\x98\x56\x4d\x1a\x27\x04", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555586e0fd00 brk(0x555586e30d00) = 0x555586e30d00 brk(0x555586e31000) = 0x555586e31000 mprotect(0x7fecf8897000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555586e0f650) = 5787 ./strace-static-x86_64: Process 5787 attached [pid 5786] openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC [pid 5787] set_robust_list(0x555586e0f660, 24 [pid 5786] <... openat resumed>) = 3 [pid 5787] <... set_robust_list resumed>) = 0 [pid 5786] write(3, "10000000000", 11) = 11 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5786] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5786] openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "0", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 5786] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "100", 3) = 3 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "0", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "0", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "7 4 1 3", 7) = 7 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "1", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "1", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "0", 1) = 1 [pid 5786] close(3) = 0 [pid 5786] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 5786] write(3, "5787", 4) = 4 [pid 5786] close(3) = 0 [pid 5786] kill(5787, SIGKILL) = 0 [pid 5787] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=5787, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- mkdir("./syzkaller.9WMXGI", 0700) = 0 chmod("./syzkaller.9WMXGI", 0777) = 0 chdir("./syzkaller.9WMXGI") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5788 attached , child_tidptr=0x555586e0f650) = 5788 [pid 5788] set_robust_list(0x555586e0f660, 24) = 0 [pid 5788] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5788] getppid() = 0 [pid 5788] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5788] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5788] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5788] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5788] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5788] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5788] unshare(CLONE_NEWNS) = 0 [pid 5788] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5788] unshare(CLONE_NEWIPC) = 0 [pid 5788] unshare(CLONE_NEWCGROUP) = 0 [pid 5788] unshare(CLONE_NEWUTS) = 0 [pid 5788] unshare(CLONE_SYSVSEM) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "16777216", 8) = 8 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "536870912", 9) = 9 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "1024", 4) = 4 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "8192", 4) = 4 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "1024", 4) = 4 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "1024", 4) = 4 [pid 5788] close(3) = 0 [pid 5788] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5788] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5788] close(3) = 0 [pid 5788] getpid() = 1 [pid 5788] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 210.316944][ T5815] dump_stack_lvl+0x216/0x2d0 [ 210.321791][ T5815] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 210.327791][ T5815] dump_stack+0x1e/0x24 [ 210.332182][ T5815] panic+0x4e5/0xcf0 [ 210.336620][ T5815] ? kmsan_save_stack_with_flags+0x60/0x60 [ 210.342853][ T5815] kmsan_report+0x2ca/0x2d0 [ 210.347532][ T5815] ? filter_irq_stacks+0x60/0x1b0 [ 210.352760][ T5815] ? __msan_warning+0x95/0x120 [ 210.357680][ T5815] ? longest_match_std+0x56e/0xe00 [ 210.362979][ T5815] ? compress_lznt+0x414/0xef0 [ 210.367977][ T5815] ? ni_write_frame+0x1032/0x1e10 [ 210.373157][ T5815] ? ntfs_compress_write+0x265e/0x3a20 [ 210.378806][ T5815] ? ntfs_file_write_iter+0x9e9/0xfc0 [ 210.384491][ T5815] ? aio_write+0x72b/0x9d0 [ 210.389151][ T5815] ? io_submit_one+0x283f/0x3280 [ 210.394382][ T5815] ? __se_sys_io_submit+0x275/0x700 [ 210.399866][ T5815] ? __x64_sys_io_submit+0x96/0xe0 [ 210.405215][ T5815] ? x64_sys_call+0xbed/0x3c80 [ 210.410464][ T5815] ? do_syscall_64+0xcd/0x1e0 [ 210.415485][ T5815] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 210.421738][ T5815] ? kmsan_internal_set_shadow_origin+0x6c/0x100 [ 210.428281][ T5815] ? kmsan_internal_poison_memory+0x7d/0x90 [ 210.434407][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.439909][ T5815] ? kmsan_internal_set_shadow_origin+0x6c/0x100 [ 210.446472][ T5815] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 210.452703][ T5815] ? irqentry_enter+0x37/0x60 [ 210.457568][ T5815] ? sysvec_apic_timer_interrupt+0x52/0x90 [ 210.463736][ T5815] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 210.469924][ T5815] __msan_warning+0x95/0x120 [ 210.474709][ T5815] longest_match_std+0x56e/0xe00 [ 210.479934][ T5815] compress_lznt+0x414/0xef0 [ 210.484729][ T5815] ? __pfx_longest_match_std+0x10/0x10 [ 210.490519][ T5815] ni_write_frame+0x1032/0x1e10 [ 210.495744][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.501324][ T5815] ntfs_compress_write+0x265e/0x3a20 [ 210.507123][ T5815] ntfs_file_write_iter+0x9e9/0xfc0 [ 210.512571][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.517991][ T5815] ? __pfx_ntfs_file_write_iter+0x10/0x10 [ 210.523903][ T5815] aio_write+0x72b/0x9d0 [ 210.528319][ T5815] ? keyctl_describe_key+0x710/0xb00 [ 210.533861][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.539321][ T5815] ? kmsan_internal_set_shadow_origin+0x6c/0x100 [ 210.545821][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.551207][ T5815] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0 [ 210.557200][ T5815] io_submit_one+0x283f/0x3280 [ 210.562193][ T5815] ? kmsan_get_metadata+0x13e/0x1c0 [ 210.567662][ T5815] __se_sys_io_submit+0x275/0x700 [ 210.572859][ T5815] __x64_sys_io_submit+0x96/0xe0 [ 210.578024][ T5815] x64_sys_call+0xbed/0x3c80 [ 210.582814][ T5815] do_syscall_64+0xcd/0x1e0 [ 210.587552][ T5815] ? clear_bhb_loop+0x25/0x80 [ 210.592384][ T5815] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 210.598553][ T5815] RIP: 0033:0x7fecf8801539 [ 210.603083][ T5815] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 210.622880][ T5815] RSP: 002b:00007ffc7f558888 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 210.631463][ T5815] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fecf8801539 [ 210.639631][ T5815] RDX: 0000200000000540 RSI: 000000000000003b RDI: 00007fecf87b5000 [ 210.647782][ T5815] RBP: 0000000000000000 R08: 00007ffc7f5588c0 R09: 00007ffc7f5588c0 [ 210.655874][ T5815] R10: 00007ffc7f5588c0 R11: 0000000000000246 R12: 00007fecf884c51d [ 210.663962][ T5815] R13: 0000000000000000 R14: 431bde82d7b634db R15: 00007ffc7f5588e0 [ 210.672081][ T5815] [ 210.675624][ T5815] Kernel Offset: disabled [ 210.680070][ T5815] Rebooting in 86400 seconds..