gistfile1.txt

Starting Firecracker daemon
Starting userfaultfd daemon
Loading snapshot
execve("/nix/store/6sanrzpqmb6p6qw8d72lgmrl0ficdjsv-firecracker-1.12.0/bin/firecracker", ["firecracker", "--no-seccomp", "--api-sock", "/tmp/tmp.6QsdBbxQnH/fc.sock"], 0x7ffe8b766dc8 /* 40 vars */) = 0
brk(NULL)                               = 0x563c47ac0000
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd87809f000
access("/etc/ld-nix.so.preload", R_OK)  = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v4/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v4/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v3/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v3/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v2/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/glibc-hwcaps/x86-64-v2/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/", {st_mode=S_IFDIR|0555, st_size=4096, ...}, 0) = 0
openat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v4/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v4/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v3/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v3/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v2/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
newfstatat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/glibc-hwcaps/x86-64-v2/", 0x7fff13124530, 0) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/nix/store/xm08aqdd7pxcdhm0ak6aqb1v7hw5q6ri-gcc-14.3.0-lib/lib/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\0\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0444, st_size=201064, ...}) = 0
mmap(NULL, 184808, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fd878071000
mmap(0x7fd878075000, 147456, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7fd878075000
mmap(0x7fd878099000, 16384, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000) = 0x7fd878099000
mmap(0x7fd87809d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2c000) = 0x7fd87809d000
close(3)                                = 0
openat(AT_FDCWD, "/nix/store/xx7cm72qy2c0643cm1ipngd87aqwkcdp-glibc-2.40-66/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\260\246\2\0\0\0\0\0"..., 832) = 832
pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 840, 64) = 840
fstat(3, {st_mode=S_IFREG|0555, st_size=2400760, ...}) = 0
pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 840, 64) = 840
mmap(NULL, 2133464, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fd877e68000
mmap(0x7fd877e90000, 1568768, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x28000) = 0x7fd877e90000
mmap(0x7fd87800f000, 323584, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1a7000) = 0x7fd87800f000
mmap(0x7fd87805e000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1f5000) = 0x7fd87805e000
mmap(0x7fd878064000, 52696, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd878064000
close(3)                                = 0
mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd877e65000
arch_prctl(ARCH_SET_FS, 0x7fd877e657c0) = 0
set_tid_address(0x7fd877e65a90)         = 825
set_robust_list(0x7fd877e65aa0, 24)     = 0
rseq(0x7fd877e660e0, 0x20, 0, 0x53053053) = 0
mprotect(0x7fd87805e000, 16384, PROT_READ) = 0
mprotect(0x7fd87809d000, 4096, PROT_READ) = 0
mprotect(0x563c46f90000, 94208, PROT_READ) = 0
mprotect(0x7fd8780de000, 8192, PROT_READ) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
poll([{fd=0, events=0}, {fd=1, events=0}, {fd=2, events=0}], 3, 0) = 0 (Timeout)
rt_sigaction(SIGPIPE, {sa_handler=SIG_IGN, sa_mask=[PIPE], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7fd877ea99c0}, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
getrandom("\xd0\x3a\xba\xba\x6f\x14\xf3\x05", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x563c47ac0000
brk(0x563c47ae1000)                     = 0x563c47ae1000
openat(AT_FDCWD, "/proc/self/maps", O_RDONLY|O_CLOEXEC) = 3
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
fstat(3, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0
read(3, "563c46c55000-563c46c77000 r--p 0"..., 1024) = 1024
read(3, "7cm72qy2c0643cm1ipngd87aqwkcdp-g"..., 1024) = 1024
read(3, " 00028000 00:1c 74844843        "..., 1024) = 1024
read(3, "-x86-64.so.2\n7fd8780d4000-7fd878"..., 1024) = 646
close(3)                                = 0
sched_getaffinity(825, 32, [0 1 2 3 4 5 6 7]) = 8
rt_sigaction(SIGSEGV, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
sigaltstack(NULL, {ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=0}) = 0
mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd877e62000
mprotect(0x7fd877e62000, 4096, PROT_NONE) = 0
sigaltstack({ss_sp=0x7fd877e63000, ss_flags=0, ss_size=8192}, NULL) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x563c46d32fe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGBUS, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x563c46d32fe0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
openat(AT_FDCWD, "/etc/localtime", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
write(1, "2026-02-11T14:44:31.906907865 [a"..., 882026-02-11T14:44:31.906907865 [anonymous-instance:main] Running Firecracker v1.14.0-dev
) = 88
rt_sigaction(SIGSYS, {sa_handler=0x563c46e07c20, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGBUS, {sa_handler=0x563c46e084d0, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGSEGV, {sa_handler=0x563c46e08b10, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGXFSZ, {sa_handler=0x563c46e09150, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGXCPU, {sa_handler=0x563c46e09790, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGPIPE, {sa_handler=0x563c46e09dd0, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGHUP, {sa_handler=0x563c46e09fe0, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigaction(SIGILL, {sa_handler=0x563c46e0a620, sa_mask=~[RTMIN RT_1], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=1024, rlim_max=512*1024}) = 0
dup2(0, 1023)                           = 1023
close(1023)                             = 0
getrandom("\x5a\x36\xbe\x24\xb4\x92\xc3\xbe\xc9\x7f\x74\x05\x6a\x0b\x50\x73", 16, GRND_INSECURE) = 16
eventfd2(0, EFD_SEMAPHORE)              = 3
eventfd2(0, EFD_NONBLOCK)               = 4
fcntl(3, F_DUPFD_CLOEXEC, 3)            = 5
socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC, 0) = 6
bind(6, {sa_family=AF_UNIX, sun_path="/tmp/tmp.6QsdBbxQnH/fc.sock"}, 30) = 0
listen(6, -1)                           = 0
epoll_create1(EPOLL_CLOEXEC)            = 7
write(1, "2026-02-11T14:44:31.921900488 [a"..., 1132026-02-11T14:44:31.921900488 [anonymous-instance:main] Listening on API socket ("/tmp/tmp.6QsdBbxQnH/fc.sock").
) = 113
fcntl(4, F_DUPFD_CLOEXEC, 3)            = 8
epoll_ctl(7, EPOLL_CTL_ADD, 8, {events=EPOLLIN|EPOLLRDHUP, data=0x8}) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7fd877effd20, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fd877ea99c0}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
mmap(NULL, 2101248, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fd877c61000
mprotect(0x7fd877c62000, 2097152, PROT_READ|PROT_WRITE) = 0
rt_sigprocmask(SIG_BLOCK, ~[], [], 8)   = 0
clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fd877e61990, parent_tid=0x7fd877e61990, exit_signal=0, stack=0x7fd877c61000, stack_size=0x1fff00, tls=0x7fd877e616c0} => {parent_tid=[827]}, 88) = 827
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
epoll_create1(EPOLL_CLOEXEC)            = 9
2026-02-11T14:44:31.929058624 [anonymous-instance:fc_api] API server started.
timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC|TFD_NONBLOCK) = 10
epoll_ctl(9, EPOLL_CTL_ADD, 10, {events=EPOLLIN, data=0xa}) = 0
futex(0x563c47ac4bd8, FUTEX_WAIT_BITSET_PRIVATE, 4294967295, NULL, FUTEX_BITSET_MATCH_ANY  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0   0     0   0     0     0     0  --:--:-- --:--:-- --:--:--     02026-02-11T14:44:32.089549060 [anonymous-instance:fc_api] The API server received a Put request on "/snapshot/load" with body "{\n    \"snapshot_path\": \"/root/vmstate\",\n    \"mem_backend\": {\n        \"backend_path\": \"/tmp/tmp.6QsdBbxQnH/uffd.sock\",\n        \"backend_type\": \"Uffd\"\n    },\n    \"enable_diff_snapshots\": false,\n    \"resume_vm\": true\n}".
) = 0
read(3, "\1\0\0\0\0\0\0\0", 8)          = 8
openat(AT_FDCWD, "/root/vmstate", O_RDONLY|O_CLOEXEC) = 12
statx(12, "", AT_STATX_SYNC_AS_STAT|AT_EMPTY_PATH, STATX_ALL, {stx_mask=STATX_ALL|STATX_MNT_ID, stx_attributes=0, stx_mode=S_IFREG|0644, stx_size=16255, ...}) = 0
lseek(12, 0, SEEK_CUR)                  = 0
read(12, "\0\0d\206\204\31\20\7\5\0\0\0\0\0\0\08.0.0\0\2\0\0\0\0\0\0\1\1\3"..., 16255) = 16255
read(12, "", 32)                        = 0
close(12)                               = 0
write(1, "2026-02-11T14:44:32.107282623 [a"..., 1352026-02-11T14:44:32.107282623 [anonymous-instance:main] Host CPU vendor ID: [71, 101, 110, 117, 105, 110, 101, 73, 110, 116, 101, 108]
) = 135
write(1, "2026-02-11T14:44:32.107971862 [a"..., 1392026-02-11T14:44:32.107971862 [anonymous-instance:main] Snapshot CPU vendor ID: [71, 101, 110, 117, 105, 110, 101, 73, 110, 116, 101, 108]
) = 139
openat(AT_FDCWD, "/dev/kvm", O_RDWR|O_CLOEXEC) = 12
ioctl(12, KVM_GET_API_VERSION, 0)       = 12
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_IRQCHIP) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_IOEVENTFD) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_IRQFD) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_USER_MEMORY) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_SET_TSS_ADDR) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_PIT2) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_PIT_STATE2) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_ADJUST_CLOCK) = 14
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_DEBUGREGS) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_MP_STATE) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_VCPU_EVENTS) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_XCRS) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_XSAVE) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_EXT_CPUID) = 1
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_GUEST_MEMFD) = 1
ioctl(12, KVM_CHECK_EXTENSION, 0xf4 /* KVM_CAP_??? */) = 15
ioctl(12, KVM_CHECK_EXTENSION, 0xf5 /* KVM_CAP_??? */) = 1
arch_prctl(ARCH_GET_XCOMP_SUPP, [0xe7 /* XFEATURE_MASK_FPSSE|XFEATURE_MASK_YMM|XFEATURE_MASK_AVX512 */]) = 0
ioctl(12, KVM_GET_SUPPORTED_CPUID, {nent=43, entries=[...]}) = 0
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_GUEST_MEMFD) = 1
ioctl(12, KVM_CREATE_VM, 0)             = 13
ioctl(12, KVM_GET_VCPU_MMAP_SIZE, 0)    = 12288
ioctl(12, KVM_CHECK_EXTENSION, KVM_CAP_NR_MEMSLOTS) = 32764
mmap(NULL, 536576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd877bdb000
ioctl(12, KVM_GET_MSR_INDEX_LIST, 0x563c47acb490) = 0
ioctl(13, KVM_CHECK_EXTENSION, KVM_CAP_XSAVE2) = 4096
ioctl(13, KVM_CHECK_EXTENSION, KVM_CAP_USER_MEMORY2) = 1
ioctl(13, KVM_SET_TSS_ADDR, 0xfffbd000) = 0
ioctl(13, KVM_CREATE_IRQCHIP, 0)        = 0
ioctl(13, KVM_CREATE_PIT2, 0x7fff1311cf70) = 0
eventfd2(0, EFD_NONBLOCK)               = 14
fcntl(14, F_DUPFD_CLOEXEC, 3)           = 15
ioctl(13, KVM_CREATE_VCPU, 0)           = 16
mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_SHARED, 16, 0) = 0x7fd877bd7000
ioctl(13, KVM_CREATE_GUEST_MEMFD, 0x7fff1311cfe8) = 17
memfd_create("guest_mem", MFD_CLOEXEC|MFD_ALLOW_SEALING) = 18
ftruncate(18, 16384)                    = 0
fcntl(18, F_ADD_SEALS, F_SEAL_SHRINK|F_SEAL_GROW) = 0
fcntl(18, F_ADD_SEALS, F_SEAL_SEAL)     = 0
mmap(NULL, 536870912, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_NORESERVE, 17, 0) = 0x7fd850000000
openat(AT_FDCWD, "/dev/userfaultfd", O_RDWR|O_CLOEXEC) = 19
ioctl(19, USERFAULTFD_IOC_NEW, 0x80800) = 20
close(19)                               = 0
ioctl(20, UFFDIO_API, {api=0xaa, features=UFFD_FEATURE_EVENT_REMOVE => features=UFFD_FEATURE_PAGEFAULT_FLAG_WP|UFFD_FEATURE_EVENT_FORK|UFFD_FEATURE_EVENT_REMAP|UFFD_FEATURE_EVENT_REMOVE|UFFD_FEATURE_MISSING_HUGETLBFS|UFFD_FEATURE_MISSING_SHMEM|UFFD_FEATURE_EVENT_UNMAP|UFFD_FEATURE_SIGBUS|UFFD_FEATURE_THREAD_ID|UFFD_FEATURE_MINOR_HUGETLBFS|UFFD_FEATURE_MINOR_SHMEM|UFFD_FEATURE_EXACT_ADDRESS|UFFD_FEATURE_POISON|UFFD_FEATURE_MOVE|0x20000, ioctls=1<<_UFFDIO_REGISTER|1<<_UFFDIO_UNREGISTER|1<<_UFFDIO_API}) = 0
ioctl(20, UFFDIO_REGISTER, {range={start=0x7fd850000000, len=0x20000000}, mode=UFFDIO_REGISTER_MODE_MINOR, ioctls=1<<_UFFDIO_WAKE|1<<_UFFDIO_COPY|1<<_UFFDIO_ZEROPAGE|1<<_UFFDIO_MOVE|1<<_UFFDIO_CONTINUE|1<<_UFFDIO_POISON}) = 0
socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC, 0) = 19
connect(19, {sa_family=AF_UNIX, sun_path="/tmp/tmp.6QsdBbxQnH/uffd.sock"}, 32) = 0
ioctl(19, FIONBIO, [1])                 = 0
sendmsg(19, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="[{\"base_host_virt_addr\":14056703"..., iov_len=107}], msg_iovlen=1, msg_control=[{cmsg_len=28, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[20, 17, 18]}], msg_controllen=32, msg_flags=0}, MSG_NOSIGNAL) = 107
statx(18, "", AT_STATX_SYNC_AS_STAT|AT_EMPTY_PATH, STATX_ALL, {stx_mask=STATX_ALL|STATX_MNT_ID, stx_attributes=0, stx_mode=S_IFREG|0777, stx_size=16384, ...}) = 0
mmap(NULL, 16384, PROT_WRITE, MAP_SHARED, 18, 0) = 0x7fd877bd3000
ioctl(13, KVM_SET_USER_MEMORY_REGION2, 0x7fff1311cc40) = 0
ioctl(16, KVM_GET_TSC_KHZ, 0)           = 2599078
ioctl(16, KVM_SET_TSC_KHZ, 0x27a607)    = -1 EINVAL (Invalid argument)
close(19)                               = 0
close(20)                               = 0
close(18)                               = 0
close(14)                               = 0
close(16)                               = 0
munmap(0x7fd877bd7000, 12288)           = 0
close(15)                               = 0
close(13)                               = 0
munmap(0x7fd850000000, 536870912)       = 0
close(17)                               = 0
munmap(0x7fd877bdb000, 536576)          = 0
close(12)                               = 0
futex(0x563c47ac4de8, FUTEX_WAKE_PRIVATE, 1) = 1
close(3)                                = 0
write(4, "\1\0\0\0\0\0\0\0", 8)         = 8
futex(0x7fd877e61990, FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME, 827, NULL, FUTEX_BITSET_MATCH_ANY2026-02-11T14:44:32.175485603 [anonymous-instance:fc_api] Received Error. Status code: 400 Bad Request. Message: Load snapshot error: Failed to restore from snapshot: Failed to build microVM from snapshot: Could not set TSC scaling within the snapshot: Invalid argument (os error 22)
HTTP/1.1 400
Server: Firecracker API
Connection: keep-alive
Content-Type: application/json
Content-Length: 190

{"fault_message":"Load snapshot error: Failed to restore from snapshot: Failed to build microVM from snapshot: Could not set TSC scaling wi100   405 100   190 100   215  1877  2124  --:--:-- --:--:-- --:--:--  4090
) = 0
close(10)                               = 0
close(9)                                = 0
close(4)                                = 0
write(1, "2026-02-11T14:44:32.185984832 [a"..., 1302026-02-11T14:44:32.185984832 [anonymous-instance:main] RunWithApiError error: Failed to build MicroVM: Loading snapshot failed..
) = 130
write(2, "Error: ", 7Error: )                  = 7
write(2, "RunWithApi", 10RunWithApi)              = 10
write(2, "(", 1()                        = 1
write(2, "BuildMicroVmError", 17BuildMicroVmError)       = 17
write(2, "(", 1()                        = 1
write(2, "Restore", 7Restore)                  = 7
write(2, ")", 1))                        = 1
write(2, ")", 1))                        = 1
write(2, "\n", 1
)                       = 1
write(1, "2026-02-11T14:44:32.197242116 [a"..., 1002026-02-11T14:44:32.197242116 [anonymous-instance:main] Firecracker exiting with error. exit_code=1
) = 100
sigaltstack({ss_sp=NULL, ss_flags=SS_DISABLE, ss_size=8192}, NULL) = 0
munmap(0x7fd877e62000, 12288strace: Process 825 detached
 <detached ...>