./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4139948137 <...> Warning: Permanently added '10.128.1.72' (ECDSA) to the list of known hosts. execve("./syz-executor4139948137", ["./syz-executor4139948137"], 0x7ffc918eb000 /* 10 vars */) = 0 brk(NULL) = 0x5555563af000 brk(0x5555563afd00) = 0x5555563afd00 arch_prctl(ARCH_SET_FS, 0x5555563af3c0) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor4139948137", 4096) = 28 brk(0x5555563d0d00) = 0x5555563d0d00 brk(0x5555563d1000) = 0x5555563d1000 mprotect(0x7fad4c246000, 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 rt_sigaction(SIGRTMIN, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=0}, NULL, 8) = 0 rt_sigaction(SIGSEGV, {sa_handler=0x7fad4c19b2d0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fad4c19cf30}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7fad4c19b2d0, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fad4c19cf30}, NULL, 8) = 0 openat(AT_FDCWD, "/dev/kvm", O_RDONLY) = 3 ioctl(3, KVM_CREATE_VM, 0) = 4 ioctl(4, KVM_CREATE_VCPU, 0) = 5 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=0, flags=0, guest_phys_addr=0, memory_size=4096, userspace_addr=0x2003d000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=1, flags=0, guest_phys_addr=0x1000, memory_size=4096, userspace_addr=0x2003e000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=2, flags=0, guest_phys_addr=0x2000, memory_size=4096, userspace_addr=0x2003f000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=3, flags=0, guest_phys_addr=0x3000, memory_size=4096, userspace_addr=0x20040000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=4, flags=0, guest_phys_addr=0x4000, memory_size=4096, userspace_addr=0x20041000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=5, flags=0, guest_phys_addr=0x5000, memory_size=4096, userspace_addr=0x20042000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=6, flags=0, guest_phys_addr=0x6000, memory_size=4096, userspace_addr=0x20043000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=7, flags=0, guest_phys_addr=0x7000, memory_size=4096, userspace_addr=0x20044000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=8, flags=0, guest_phys_addr=0x8000, memory_size=4096, userspace_addr=0x20045000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=9, flags=0, guest_phys_addr=0x9000, memory_size=4096, userspace_addr=0x20046000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=10, flags=0, guest_phys_addr=0xfec00000, memory_size=4096, userspace_addr=0x20047000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=11, flags=0, guest_phys_addr=0xb000, memory_size=4096, userspace_addr=0x20048000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=12, flags=0, guest_phys_addr=0xc000, memory_size=4096, userspace_addr=0x20049000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=13, flags=0, guest_phys_addr=0xd000, memory_size=4096, userspace_addr=0x2004a000}) = 0 [ 74.348891][ T5030] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=14, flags=0, guest_phys_addr=0xe000, memory_size=4096, userspace_addr=0x2004b000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=15, flags=0, guest_phys_addr=0xf000, memory_size=4096, userspace_addr=0x2004c000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=16, flags=0, guest_phys_addr=0x10000, memory_size=4096, userspace_addr=0x2004d000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=17, flags=0, guest_phys_addr=0x11000, memory_size=4096, userspace_addr=0x2004e000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=18, flags=0, guest_phys_addr=0x12000, memory_size=4096, userspace_addr=0x2004f000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=19, flags=0, guest_phys_addr=0x13000, memory_size=4096, userspace_addr=0x20050000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=20, flags=0, guest_phys_addr=0x14000, memory_size=4096, userspace_addr=0x20051000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=21, flags=0, guest_phys_addr=0x15000, memory_size=4096, userspace_addr=0x20052000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=22, flags=0, guest_phys_addr=0x16000, memory_size=4096, userspace_addr=0x20053000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=23, flags=0, guest_phys_addr=0x17000, memory_size=4096, userspace_addr=0x20054000}) = 0 ioctl(4, KVM_SET_USER_MEMORY_REGION, {slot=65537, flags=0, guest_phys_addr=0x30000, memory_size=65536, userspace_addr=0x2003d000}) = -1 EINVAL (Invalid argument) ioctl(5, KVM_GET_SREGS, {cs={base=0xffff0000, limit=65535, selector=61440, type=11, present=1, dpl=0, db=0, s=1, l=0, g=0, avl=0}, ...}) = 0 openat(AT_FDCWD, "/dev/kvm", O_RDWR) = 6 ioctl(6, KVM_GET_SUPPORTED_CPUID, {nent=31, entries=[...]}) = 0 ioctl(5, KVM_SET_CPUID2, {nent=31, entries=[...]}) = 0 close(6) = 0 ioctl(5, KVM_SET_MSRS, 0x7ffcefe29c50) = 5 ioctl(5, KVM_SET_SREGS, {cs={base=0, limit=1048575, selector=48, type=11, present=1, dpl=0, db=1, s=1, l=0, g=0, avl=0}, ...}) = 0 ioctl(5, KVM_SET_REGS, {rax=0, ..., rsp=0xf80, rbp=0, ..., rip=0, rflags=0x2}) = 0 ioctl(5, KVM_RUN, 0) = 0 ioctl(5, KVM_SET_SREGS, {cs={base=0, limit=0, selector=0, type=0, present=0, dpl=0, db=0, s=0, l=0, g=0, avl=0}, ...}) = 0 ioctl(5, KVM_RUN, 0) = 0 openat(AT_FDCWD, "cgroup.controllers", O_RDWR|O_CREAT|O_NOCTTY|O_TRUNC|O_APPEND|FASYNC|0x18, 000) = 6 write(6, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 126) = 126 write(6, "\x26\xbe\x3e\x00\x00\x00\x00\x00\x00\x00\x00", 11) = 11 mmap(0x20000000, 12288, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_NONBLOCK, 6, 0) = 0x20000000 --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000080} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000081} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000082} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000083} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000084} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000088} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000089} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008a} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008b} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008c} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008d} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008e} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000008f} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000090} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000094} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000098} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000099} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000009a} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000009b} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x2000009c} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000b7} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x200000b8} --- ioctl(5, KVM_SET_VCPU_EVENTS, 0x20000080) = 0 --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000140} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000148} --- --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_ACCERR, si_addr=0x20000150} --- ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=0, flags=0, guest_phys_addr=0, memory_size=4096, userspace_addr=0x20031000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=1, flags=0, guest_phys_addr=0x1000, memory_size=4096, userspace_addr=0x20032000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=2, flags=0, guest_phys_addr=0x2000, memory_size=4096, userspace_addr=0x20033000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=3, flags=0, guest_phys_addr=0x3000, memory_size=4096, userspace_addr=0x20034000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=4, flags=0, guest_phys_addr=0x4000, memory_size=4096, userspace_addr=0x20035000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=5, flags=0, guest_phys_addr=0x5000, memory_size=4096, userspace_addr=0x20036000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=6, flags=0, guest_phys_addr=0x6000, memory_size=4096, userspace_addr=0x20037000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=7, flags=0, guest_phys_addr=0x7000, memory_size=4096, userspace_addr=0x20038000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=8, flags=0, guest_phys_addr=0x8000, memory_size=4096, userspace_addr=0x20039000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=9, flags=0, guest_phys_addr=0x9000, memory_size=4096, userspace_addr=0x2003a000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=10, flags=0, guest_phys_addr=0xfec00000, memory_size=4096, userspace_addr=0x2003b000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=11, flags=0, guest_phys_addr=0xb000, memory_size=4096, userspace_addr=0x2003c000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=12, flags=0, guest_phys_addr=0xc000, memory_size=4096, userspace_addr=0x2003d000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=13, flags=0, guest_phys_addr=0xd000, memory_size=4096, userspace_addr=0x2003e000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=14, flags=0, guest_phys_addr=0xe000, memory_size=4096, userspace_addr=0x2003f000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=15, flags=0, guest_phys_addr=0xf000, memory_size=4096, userspace_addr=0x20040000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=16, flags=0, guest_phys_addr=0x10000, memory_size=4096, userspace_addr=0x20041000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=17, flags=0, guest_phys_addr=0x11000, memory_size=4096, userspace_addr=0x20042000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=18, flags=0, guest_phys_addr=0x12000, memory_size=4096, userspace_addr=0x20043000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=19, flags=0, guest_phys_addr=0x13000, memory_size=4096, userspace_addr=0x20044000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=20, flags=0, guest_phys_addr=0x14000, memory_size=4096, userspace_addr=0x20045000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=21, flags=0, guest_phys_addr=0x15000, memory_size=4096, userspace_addr=0x20046000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=22, flags=0, guest_phys_addr=0x16000, memory_size=4096, userspace_addr=0x20047000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=23, flags=0, guest_phys_addr=0x17000, memory_size=4096, userspace_addr=0x20048000}) = -1 EBADF (Bad file descriptor) ioctl(-1, KVM_SET_USER_MEMORY_REGION, {slot=65537, flags=0, guest_phys_addr=0x30000, memory_size=65536, userspace_addr=0x20031000}) = -1 EBADF (Bad file descriptor) ioctl(5, KVM_GET_SREGS, {cs={base=0, limit=4294967295, selector=80, type=11, present=1, dpl=0, db=0, s=1, l=1, g=1, avl=0}, ...}) = 0 openat(AT_FDCWD, "/dev/kvm", O_RDWR) = 7 ioctl(7, KVM_GET_SUPPORTED_CPUID, {nent=31, entries=[...]}) = 0 ioctl(5, KVM_SET_CPUID2, {nent=31, entries=[...]}) = 0 close(7) = 0 ioctl(5, KVM_SET_MSRS, 0x7ffcefe29c50) = 5 ioctl(5, KVM_SET_SREGS, {cs={base=0, limit=1048575, selector=48, type=11, present=1, dpl=0, db=1, s=1, l=0, g=0, avl=0}, ...}) = 0 ioctl(5, KVM_SET_REGS, {rax=0, ..., rsp=0xf80, rbp=0, ..., rip=0, rflags=0x2}) = 0 [ 74.450535][ T5030] kvm_intel: KVM_SET_TSS_ADDR needs to be called before running vCPU [ 74.460217][ T5030] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 74.500044][ T5030] ------------[ cut here ]------------ [ 74.505585][ T5030] WARNING: CPU: 1 PID: 5030 at arch/x86/kvm/emulate.c:1648 __load_segment_descriptor+0xf89/0x1200 [ 74.516336][ T5030] Modules linked in: [ 74.520253][ T5030] CPU: 1 PID: 5030 Comm: syz-executor413 Not tainted 6.4.0-syzkaller-12454-g1c7873e33645 #0 [ 74.530395][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 74.540512][ T5030] RIP: 0010:__load_segment_descriptor+0xf89/0x1200 [ 74.547128][ T5030] Code: 70 00 44 0f b6 7c 24 37 0f b6 7c 24 30 44 89 fe e8 4c f9 70 00 44 38 7c 24 30 0f 84 96 fb ff ff e9 06 f9 ff ff e8 d7 fd 70 00 <0f> 0b 44 0f b6 7c 24 20 e9 43 f2 ff ff e8 c5 fd 70 00 44 0f b6 7c [ 74.567371][ T5030] RSP: 0018:ffffc90003b3f898 EFLAGS: 00010293 [ 74.573508][ T5030] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 74.581528][ T5030] RDX: ffff88802850bb80 RSI: ffffffff8113e3b9 RDI: 0000000000000005 [ 74.589575][ T5030] RBP: ffff88802c068000 R08: 0000000000000005 R09: 0000000000000000 [ 74.597749][ T5030] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000050 [ 74.605839][ T5030] R13: 0000000000000050 R14: ffff88802c068030 R15: 0000000000000000 [ 74.614098][ T5030] FS: 00005555563af3c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 74.623124][ T5030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.629864][ T5030] CR2: 0000000020032008 CR3: 0000000074e4c000 CR4: 00000000003526e0 [ 74.638293][ T5030] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.646374][ T5030] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.654560][ T5030] Call Trace: [ 74.657884][ T5030] [ 74.660984][ T5030] ? __warn+0xe6/0x390 [ 74.665315][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 74.671340][ T5030] ? report_bug+0x2da/0x500 [ 74.676014][ T5030] ? handle_bug+0x3c/0x70 [ 74.680414][ T5030] ? exc_invalid_op+0x18/0x50 [ 74.685317][ T5030] ? asm_exc_invalid_op+0x1a/0x20 [ 74.690423][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 74.696552][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 74.702527][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 74.708563][ T5030] ? em_sti+0x260/0x260 [ 74.712962][ T5030] ? __kvm_read_guest_page+0x1ad/0x200 [ 74.718525][ T5030] ? kvm_read_guest_virt_helper+0x155/0x190 [ 74.724547][ T5030] __emulate_int_real+0x561/0x6f0 [ 74.729786][ T5030] ? em_cmpxchg+0x680/0x680 [ 74.734464][ T5030] ? x86_decode_insn+0x5880/0x5920 [ 74.739700][ T5030] ? perf_trace_kvm_nested_vmexit+0x180/0x530 [ 74.745925][ T5030] ? trace_event_raw_event_kvm_nested_vmexit+0x320/0x320 [ 74.753140][ T5030] ? __lock_acquire+0x1984/0x5e20 [ 74.758289][ T5030] emulate_int_real+0x7d/0xd0 [ 74.763120][ T5030] kvm_inject_realmode_interrupt+0x102/0x340 [ 74.769168][ T5030] vmx_inject_exception+0x33b/0x470 [ 74.774477][ T5030] vcpu_enter_guest+0x386/0x6020 [ 74.779566][ T5030] ? lock_sync+0x190/0x190 [ 74.784133][ T5030] ? kvm_check_nested_events+0xf0/0xf0 [ 74.789642][ T5030] ? mark_held_locks+0x9f/0xe0 [ 74.794512][ T5030] ? __local_bh_enable_ip+0xa4/0x130 [ 74.799842][ T5030] ? lockdep_hardirqs_on+0x7d/0x100 [ 74.805123][ T5030] ? fpu_swap_kvm_fpstate+0x1aa/0x400 [ 74.810545][ T5030] ? __local_bh_enable_ip+0xa4/0x130 [ 74.815936][ T5030] ? kvm_arch_vcpu_ioctl_run+0xa35/0x2820 [ 74.821706][ T5030] kvm_arch_vcpu_ioctl_run+0xa35/0x2820 [ 74.827361][ T5030] kvm_vcpu_ioctl+0x574/0xe90 [ 74.832081][ T5030] ? kvm_vcpu_kick+0x4c0/0x4c0 [ 74.836931][ T5030] ? find_held_lock+0x2d/0x110 [ 74.841744][ T5030] ? ptrace_notify+0xfe/0x140 [ 74.846516][ T5030] ? lock_downgrade+0x690/0x690 [ 74.851424][ T5030] ? bpf_lsm_file_ioctl+0x9/0x10 [ 74.856434][ T5030] ? kvm_vcpu_kick+0x4c0/0x4c0 [ 74.861260][ T5030] __x64_sys_ioctl+0x19d/0x210 [ 74.866139][ T5030] do_syscall_64+0x39/0xb0 [ 74.870630][ T5030] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 74.876769][ T5030] RIP: 0033:0x7fad4c1da749 [ 74.881229][ T5030] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 74.900936][ T5030] RSP: 002b:00007ffcefe2b7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.909424][ T5030] RAX: ffffffffffffffda RBX: 00007ffcefe2b7f8 RCX: 00007fad4c1da749 [ 74.917556][ T5030] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 74.925603][ T5030] RBP: 00007ffcefe2b7f0 R08: 0000000000000000 R09: 00007fad4c19b2d0 [ 74.933634][ T5030] R10: 0000000000009120 R11: 0000000000000246 R12: 0000000000000000 [ 74.941636][ T5030] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 74.949706][ T5030] [ 74.952796][ T5030] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.960275][ T5030] CPU: 1 PID: 5030 Comm: syz-executor413 Not tainted 6.4.0-syzkaller-12454-g1c7873e33645 #0 [ 74.970521][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 74.980581][ T5030] Call Trace: [ 74.983864][ T5030] [ 74.986820][ T5030] dump_stack_lvl+0xd9/0x150 [ 74.991436][ T5030] panic+0x686/0x730 [ 74.995351][ T5030] ? panic_smp_self_stop+0xa0/0xa0 [ 75.000492][ T5030] ? show_trace_log_lvl+0x284/0x390 [ 75.005729][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 75.011654][ T5030] check_panic_on_warn+0xb1/0xc0 [ 75.016622][ T5030] __warn+0xf2/0x390 [ 75.020540][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 75.026479][ T5030] report_bug+0x2da/0x500 [ 75.030867][ T5030] handle_bug+0x3c/0x70 [ 75.035044][ T5030] exc_invalid_op+0x18/0x50 [ 75.039566][ T5030] asm_exc_invalid_op+0x1a/0x20 [ 75.044455][ T5030] RIP: 0010:__load_segment_descriptor+0xf89/0x1200 [ 75.050988][ T5030] Code: 70 00 44 0f b6 7c 24 37 0f b6 7c 24 30 44 89 fe e8 4c f9 70 00 44 38 7c 24 30 0f 84 96 fb ff ff e9 06 f9 ff ff e8 d7 fd 70 00 <0f> 0b 44 0f b6 7c 24 20 e9 43 f2 ff ff e8 c5 fd 70 00 44 0f b6 7c [ 75.070625][ T5030] RSP: 0018:ffffc90003b3f898 EFLAGS: 00010293 [ 75.076710][ T5030] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 75.084694][ T5030] RDX: ffff88802850bb80 RSI: ffffffff8113e3b9 RDI: 0000000000000005 [ 75.092695][ T5030] RBP: ffff88802c068000 R08: 0000000000000005 R09: 0000000000000000 [ 75.100707][ T5030] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000050 [ 75.108691][ T5030] R13: 0000000000000050 R14: ffff88802c068030 R15: 0000000000000000 [ 75.116696][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 75.122622][ T5030] ? __load_segment_descriptor+0xf89/0x1200 [ 75.128551][ T5030] ? em_sti+0x260/0x260 [ 75.132737][ T5030] ? __kvm_read_guest_page+0x1ad/0x200 [ 75.138261][ T5030] ? kvm_read_guest_virt_helper+0x155/0x190 [ 75.144187][ T5030] __emulate_int_real+0x561/0x6f0 [ 75.149252][ T5030] ? em_cmpxchg+0x680/0x680 [ 75.153874][ T5030] ? x86_decode_insn+0x5880/0x5920 [ 75.159040][ T5030] ? perf_trace_kvm_nested_vmexit+0x180/0x530 [ 75.165144][ T5030] ? trace_event_raw_event_kvm_nested_vmexit+0x320/0x320 [ 75.172200][ T5030] ? __lock_acquire+0x1984/0x5e20 [ 75.177263][ T5030] emulate_int_real+0x7d/0xd0 [ 75.182007][ T5030] kvm_inject_realmode_interrupt+0x102/0x340 [ 75.188029][ T5030] vmx_inject_exception+0x33b/0x470 [ 75.193272][ T5030] vcpu_enter_guest+0x386/0x6020 [ 75.198254][ T5030] ? lock_sync+0x190/0x190 [ 75.202695][ T5030] ? kvm_check_nested_events+0xf0/0xf0 [ 75.208177][ T5030] ? mark_held_locks+0x9f/0xe0 [ 75.212969][ T5030] ? __local_bh_enable_ip+0xa4/0x130 [ 75.218277][ T5030] ? lockdep_hardirqs_on+0x7d/0x100 [ 75.223499][ T5030] ? fpu_swap_kvm_fpstate+0x1aa/0x400 [ 75.228909][ T5030] ? __local_bh_enable_ip+0xa4/0x130 [ 75.234218][ T5030] ? kvm_arch_vcpu_ioctl_run+0xa35/0x2820 [ 75.239982][ T5030] kvm_arch_vcpu_ioctl_run+0xa35/0x2820 [ 75.245570][ T5030] kvm_vcpu_ioctl+0x574/0xe90 [ 75.250269][ T5030] ? kvm_vcpu_kick+0x4c0/0x4c0 [ 75.255063][ T5030] ? find_held_lock+0x2d/0x110 [ 75.259854][ T5030] ? ptrace_notify+0xfe/0x140 [ 75.264550][ T5030] ? lock_downgrade+0x690/0x690 [ 75.269464][ T5030] ? bpf_lsm_file_ioctl+0x9/0x10 [ 75.274428][ T5030] ? kvm_vcpu_kick+0x4c0/0x4c0 [ 75.279210][ T5030] __x64_sys_ioctl+0x19d/0x210 [ 75.284022][ T5030] do_syscall_64+0x39/0xb0 [ 75.288479][ T5030] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 75.294421][ T5030] RIP: 0033:0x7fad4c1da749 [ 75.298863][ T5030] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 75.318583][ T5030] RSP: 002b:00007ffcefe2b7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 75.327024][ T5030] RAX: ffffffffffffffda RBX: 00007ffcefe2b7f8 RCX: 00007fad4c1da749 [ 75.335012][ T5030] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 75.342994][ T5030] RBP: 00007ffcefe2b7f0 R08: 0000000000000000 R09: 00007fad4c19b2d0 [ 75.350980][ T5030] R10: 0000000000009120 R11: 0000000000000246 R12: 0000000000000000 [ 75.359143][ T5030] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 75.367145][ T5030] [ 75.370393][ T5030] Kernel OfSeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000200000000 = 8192 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID 98960540-f2aa-0a66-7a29-c2202e76e0ec found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2820: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Sending Seabios boot VM event. Booting from Hard Disk 0... [ 0.000000][ T0] Linux version 6.4.0-syzkaller-12454-g1c7873e33645 (syzkaller@syzkaller) (gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #0 SMP PREEMPT_DYNAMIC now [ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** This system shows unhashed kernel memory addresses ** [ 0.000000][ T0] ** via the console, logs, and other interfaces. This ** [ 0.000000][ T0] ** might reduce the security of your system. ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** If you see this message and you are not debugging ** [ 0.000000][ T0] ** the kernel, report this immediately to your system ** [ 0.000000][ T0] ** administrator! ** [ 0.000000][ T0] ** ** [ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 0.000000][ T0] ********************************************************** [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000006][ T0] kvm-clock: using sched offset of 3894000574 cycles [ 0.001171][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004221][ T0] tsc: Detected 2199.998 MHz processor [ 0.009239][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.010122][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs [ 0.011488][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012748][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.020202][ T0] found SMP MP-table at [mem 0x000f2ae0-0x000f2aef] [ 0.021860][ T0] Using GB pages for direct mapping [ 0.024811][ T0] ACPI: Early table checksum verification disabled [ 0.026272][ T0] ACPI: RSDP 0x00000000000F2860 000014 (v00 Google) [ 0.027142][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.028894][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.030800][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.032232][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.033281][ T0] ACPI: FACS 0x00000000BFFFD880 000040 [ 0.034274][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.036142][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.037577][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.038928][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.040369][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423] [ 0.041717][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323] [ 0.042885][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.044155][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf] [ 0.045753][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27] [ 0.046996][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25] [ 0.048737][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf] [ 0.050051][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57] [ 0.052374][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.053089][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.054100][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.055241][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.056287][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.057606][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.060182][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.062641][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.064034][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.066733][ T0] NODE_DATA(0) allocated [mem 0x13fffa000-0x13fffffff] [ 0.068676][ T0] NODE_DATA(1) allocated [mem 0x23fff7000-0x23fffcfff] [ 0.107611][ T0] Zone ranges: [ 0.108258][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.109870][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111183][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.112359][ T0] Device empty [ 0.112992][ T0] Movable zone start for each node [ 0.114030][ T0] Early memory node ranges [ 0.115254][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.116973][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.118029][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.119097][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.120301][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.122147][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.123517][ T0] On node 0, zone DMA: 1 pages in unavailable ranges [ 0.123771][ T0] On node 0, zone DMA: 97 pages in unavailable ranges [ 0.185909][ T0] On node 0, zone Normal: 3 pages in unavailable ranges [ 0.545283][ T0] kasan: KernelAddressSanitizer initialized [ 0.548148][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.549052][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.550731][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.551943][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.553544][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.555027][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.556350][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.557513][ T0] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.559396][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.560525][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.562047][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.563706][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.564872][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.566330][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.567709][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.569397][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.571127][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.572282][ T0] Booting paravirtualized kernel on KVM [ 0.573140][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.640925][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2 [ 0.643484][ T0] percpu: Embedded 72 pages/cpu s254344 r8192 d32376 u1048576 [ 0.644884][ T0] kvm-guest: PV spinlocks enabled [ 0.645859][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.647068][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=8 panic_on_warn=1 BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0 [ 0.666373][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl BOOT_IMAGE=/boot/bzImage", will be passed to user space. [ 0.670610][ T0] random: crng init done [ 0.671718][ T0] Fallback order for Node 0: 0 1 [ 0.671734][ T0] Fallback order for Node 1: 1 0 [ 0.671747][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064125 [ 0.675363][ T0] Policy zone: Normal [ 0.677225][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.678592][ T0] stackdepot: allocating hash table via alloc_large_system_hash [ 0.682350][ T0] stackdepot hash table entries: 1048576 (order: 11, 8388608 bytes, linear) [ 0.685609][ T0] software IO TLB: area num 2. [ 1.454827][ T0] Memory: 6809972K/8388204K available (153600K kernel code, 37666K rwdata, 31752K rodata, 3368K init, 35136K bss, 1577976K reserved, 0K cma-reserved) [ 1.459581][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.577662][ T0] allocated 150994944 bytes of page_ext [ 1.578879][ T0] Node 0, zone DMA: page owner found early allocated 0 pages [ 1.593821][ T0] Node 0, zone DMA32: page owner found early allocated 18528 pages [ 1.606830][ T0] Node 0, zone Normal: page owner found early allocated 0 pages [ 1.617888][ T0] Node 1, zone Normal: page owner found early allocated 18435 pages [ 1.619836][ T0] Dynamic Preempt: full [ 1.621199][ T0] Running RCU self tests [ 1.622182][ T0] Running RCU synchronous self tests [ 1.623670][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.624642][ T0] rcu: RCU lockdep checking is enabled. [ 1.625509][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.626806][ T0] rcu: RCU callback double-/use-after-free debug is enabled. [ 1.628108][ T0] rcu: RCU debug extended QS entry/exit. [ 1.629067][ T0] All grace periods are expedited (rcu_expedited). [ 1.630505][ T0] Trampoline variant of Tasks RCU enabled. [ 1.631704][ T0] Tracing variant of Tasks RCU enabled. [ 1.632804][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.634663][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.636152][ T0] Running RCU synchronous self tests [ 1.693511][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.695879][ T0] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 1.697467][ T0] kfence: initialized - using 2097152 bytes for 255 objects at 0xffff88823bc00000-0xffff88823be00000 [ 1.701103][ T0] Console: colour VGA+ 80x25 [ 1.701852][ T0] printk: console [ttyS0] enabled [ 1.701852][ T0] printk: console [ttyS0] enabled [ 1.704115][ T0] printk: bootconsole [earlyser0] disabled [ 1.704115][ T0] printk: bootconsole [earlyser0] disabled [ 1.706731][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.709097][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.710362][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.711444][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.713122][ T0] ... CLASSHASH_SIZE: 4096 [ 1.714424][ T0] ... MAX_LOCKDEP_ENTRIES: 131072 [ 1.715781][ T0] ... MAX_LOCKDEP_CHAINS: 262144 [ 1.717087][ T0] ... CHAINHASH_SIZE: 131072 [ 1.717958][ T0] memory used by lock dependency info: 20785 kB [ 1.718912][ T0] memory used for stack traces: 8320 kB [ 1.720120][ T0] per task-struct memory footprint: 1920 bytes [ 1.721458][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.723870][ T0] ACPI: Core revision 20230331 [ 1.725562][ T0] APIC: Switch to symmetric I/O mode setup [ 1.727319][ T0] x2apic enabled [ 1.731085][ T0] Switched APIC routing to physical x2apic. [ 1.738083][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.740175][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 1.743021][ T0] Calibrating delay loop (skipped) preset value.. 4399.99 BogoMIPS (lpj=21999980) [ 1.753551][ T0] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 1.754889][ T0] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 1.756783][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.759443][ T0] Spectre V2 : Mitigation: IBRS [ 1.760938][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.763020][ T0] Spectre V2 : Spectre v2 / SpectreRSB : Filling RSB on VMEXIT [ 1.765195][ T0] RETBleed: Mitigation: IBRS [ 1.766467][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 1.768841][ T0] Spectre V2 : User space: Mitigation: STIBP via prctl [ 1.771309][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.773097][ T0] MDS: Mitigation: Clear CPU buffers [ 1.774851][ T0] TAA: Mitigation: Clear CPU buffers [ 1.777235][ T0] MMIO Stale Data: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.780056][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 1.783017][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 1.785560][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 1.787636][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 1.790192][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 1.813450][ T0] Freeing SMP alternatives memory: 116K [ 1.815501][ T0] pid_max: default: 32768 minimum: 301 [ 1.817618][ T0] LSM: initializing lsm=lockdown,capability,landlock,yama,safesetid,tomoyo,apparmor,bpf,integrity [ 1.820826][ T0] landlock: Up and running. [ 1.822436][ T0] Yama: becoming mindful. [ 1.823154][ T0] TOMOYO Linux initialized [ 1.824978][ T0] AppArmor: AppArmor initialized [ 1.826522][ T0] LSM support for eBPF active [ 1.834651][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc hugepage) [ 1.840208][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc hugepage) [ 1.843411][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.845863][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.852524][ T0] Running RCU synchronous self tests [ 1.853023][ T0] Running RCU synchronous self tests [ 1.976642][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.20GHz (family: 0x6, model: 0x4f, stepping: 0x0) [ 1.983006][ T1] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 1.983006][ T1] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1. [ 1.983355][ T1] Running RCU-tasks wait API self tests [ 2.103323][ T1] Performance Events: unsupported p6 CPU model 79 no PMU driver, software events only. [ 2.106006][ T1] signal: max sigframe size: 1776 [ 2.108481][ T1] rcu: Hierarchical SRCU implementation. [ 2.110525][ T1] rcu: Max phase no-delay instances is 1000. [ 2.117608][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.120563][ T1] smp: Bringing up secondary CPUs ... [ 2.123846][ T1] smpboot: x86: Booting SMP configuration: [ 2.125692][ T1] .... node #0, CPUs: #1 [ 2.125909][ T14] Callback from call_rcu_tasks_trace() invoked. [ 2.130163][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.133071][ T1] TAA CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/tsx_async_abort.html for more details. [ 2.138196][ T1] MMIO Stale Data CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html for more details. [ 2.143213][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.145037][ T1] smpboot: Max logical packages: 1 [ 2.146801][ T1] smpboot: Total of 2 processors activated (8799.99 BogoMIPS) [ 2.154989][ T1] devtmpfs: initialized [ 2.155822][ T1] x86/mm: Memory block size: 128MB [ 2.213566][ T1] Running RCU synchronous self tests [ 2.213566][ T1] Running RCU synchronous self tests [ 2.213611][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.213611][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.223040][ T1] PM: RTC time: 06:36:49, date: 2023-07-09 [ 2.241790][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 2.253301][ T1] audit: initializing netlink subsys (disabled) [ 2.265866][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.265882][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.268640][ T1] cpuidle: using governor menu [ 2.268640][ T27] audit: type=2000 audit(1688884609.308:1): state=initialized audit_enabled=0 res=1 [ 2.270986][ T1] NET: Registered PF_QIPCRTR protocol family [ 2.278784][ T1] dca service started, version 1.12.1 [ 2.281066][ T1] PCI: Using configuration type 1 for base access [ 2.293114][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.303020][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocated 0 pages [ 2.303020][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 GiB page [ 2.303034][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages [ 2.305580][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page [ 2.323957][ T13] Callback from call_rcu_tasks() invoked. [ 2.336435][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.355123][ T1] raid6: skipped pq benchmark and selected avx2x4 [ 2.357326][ T1] raid6: using avx2x2 recovery algorithm [ 2.360461][ T1] ACPI: Added _OSI(Module Device) [ 2.360461][ T1] ACPI: Added _OSI(Processor Device) [ 2.360461][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.360461][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.466692][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.526719][ T1] ACPI: Interpreter enabled [ 2.528726][ T1] ACPI: PM: (supports S0 S3 S4 S5) [ 2.530710][ T1] ACPI: Using IOAPIC for interrupt routing [ 2.533203][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.536569][ T1] PCI: Ignoring E820 reservations for host bridge windows [ 2.546294][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.693294][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.696193][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 2.699144][ T1] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 2.703246][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended configuration space under this bridge [ 2.722484][ T1] PCI host bridge to bus 0000:00 [ 2.723026][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 2.725954][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.728349][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.730816][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.733037][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 2.736122][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.738985][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 2.748830][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 2.783064][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 2.800203][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.806806][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 2.817048][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 2.825870][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfe800000-0xfe80007f] [ 2.853300][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 2.858876][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 2.867302][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfe801000-0xfe80107f] [ 2.893018][ T1] pci 0000:00:05.0: [1ae0:a002] type 00 class 0x030000 [ 2.903087][ T1] pci 0000:00:05.0: reg 0x10: [mem 0xfe000000-0xfe7fffff] [ 2.929242][ T1] pci 0000:00:05.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 2.937102][ T1] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00 [ 2.948565][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc080-0xc09f] [ 2.955546][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfe802000-0xfe80207f] [ 2.978445][ T1] pci 0000:00:07.0: [1af4:1005] type 00 class 0x00ff00 [ 2.988240][ T1] pci 0000:00:07.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 2.995738][ T1] pci 0000:00:07.0: reg 0x14: [mem 0xfe803000-0xfe80303f] [ 3.042779][ T1] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 3.048778][ T1] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 3.058596][ T1] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 3.066645][ T1] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 3.073081][ T1] ACPI: PCI: Interrupt link LNKS configured for IRQ 9 [ 3.093014][ T1] iommu: Default domain type: Translated [ 3.093014][ T1] iommu: DMA domain TLB invalidation policy: lazy mode [ 3.098230][ T1] SCSI subsystem initialized [ 3.104327][ T1] ACPI: bus type USB registered [ 3.106587][ T1] usbcore: registered new interface driver usbfs [ 3.109033][ T1] usbcore: registered new interface driver hub [ 3.111482][ T1] usbcore: registered new device driver usb [ 3.115071][ T1] mc: Linux media interface: v0.10 [ 3.117117][ T1] videodev: Linux video capture interface: v2.00 [ 3.120327][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.123033][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.127088][ T1] PTP clock support registered [ 3.133014][ T1] EDAC MC: Ver: 3.0.0 [ 3.136879][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.145172][ T1] Bluetooth: Core ver 2.22 [ 3.146948][ T1] NET: Registered PF_BLUETOOTH protocol family [ 3.149365][ T1] Bluetooth: HCI device and connection manager initialized [ 3.152090][ T1] Bluetooth: HCI socket layer initialized [ 3.153046][ T1] Bluetooth: L2CAP socket layer initialized [ 3.155471][ T1] Bluetooth: SCO socket layer initialized [ 3.157693][ T1] NET: Registered PF_ATMPVC protocol family [ 3.159791][ T1] NET: Registered PF_ATMSVC protocol family [ 3.163538][ T1] NetLabel: Initializing [ 3.164996][ T1] NetLabel: domain hash size = 128 [ 3.166796][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.169784][ T1] NetLabel: unlabeled traffic allowed by default [ 3.174689][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.176781][ T1] NET: Registered PF_NFC protocol family [ 3.178928][ T1] PCI: Using ACPI for IRQ routing [ 3.181769][ T1] pci 0000:00:05.0: vgaarb: setting as boot VGA device [ 3.183006][ T1] pci 0000:00:05.0: vgaarb: bridge control possible [ 3.183006][ T1] pci 0000:00:05.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 3.193028][ T1] vgaarb: loaded [ 3.203015][ T1] clocksource: Switched to clocksource kvm-clock [ 3.211807][ T1] VFS: Disk quotas dquot_6.6.0 [ 3.211807][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 3.215109][ T1] FS-Cache: Loaded [ 3.218096][ T1] CacheFiles: Loaded [ 3.220231][ T1] TOMOYO: 2.6.0 [ 3.221725][ T1] Mandatory Access Control activated. [ 3.227647][ T1] AppArmor: AppArmor Filesystem Enabled [ 3.230303][ T1] pnp: PnP ACPI init [ 3.253348][ T1] pnp: PnP ACPI: found 7 devices [ 3.306635][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 3.311371][ T1] NET: Registered PF_INET protocol family [ 3.318265][ T1] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, vmalloc) [ 3.334466][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 3.339397][ T1] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, vmalloc) [ 3.344493][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 3.359891][ T1] TCP bind hash table entries: 65536 (order: 11, 9437184 bytes, vmalloc hugepage) [ 3.374918][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 3.381745][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 3.388446][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.394809][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 3.399543][ T1] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 3.404388][ T1] RPC: Registered named UNIX socket transport module. [ 3.407048][ T1] RPC: Registered udp transport module. [ 3.408988][ T1] RPC: Registered tcp transport module. [ 3.410969][ T1] RPC: Registered tcp-with-tls transport module. [ 3.413352][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 3.420388][ T1] NET: Registered PF_XDP protocol family [ 3.422570][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 3.425184][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 3.427770][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 3.430575][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 3.434553][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 3.437560][ T1] PCI: CLS 0 bytes, default 64 [ 3.439406][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 3.442304][ T1] software IO TLB: mapped [mem 0x00000000b5800000-0x00000000b9800000] (64MB) [ 3.445335][ T1] ACPI: bus type thunderbolt registered [ 3.458204][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.468921][ T60] kworker/u4:1 (60) used greatest stack depth: 27896 bytes left [ 3.490240][ T1] kvm_amd: SVM not supported by CPU 1, not amd or hygon [ 3.492820][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x1fb63109b96, max_idle_ns: 440795265316 ns [ 3.496791][ T1] clocksource: Switched to clocksource tsc [ 3.505587][ T1] AVX2 instructions are not detected. [ 3.505780][ T63] kworker/u4:5 (63) used greatest stack depth: 27744 bytes left [ 3.507774][ T1] AVX or AES-NI instructions are not detected. [ 3.507787][ T1] AVX2 or AES-NI instructions are not detected. [ 3.515499][ T1] AVX or AES-NI instructions are not detected. [ 3.518659][ T1] AVX2 or AES-NI instructions are not detected. [ 3.521007][ T1] AVX or AES-NI instructions are not detected.