./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor367725552 <...> Warning: Permanently added '10.128.1.22' (ED25519) to the list of known hosts. execve("./syz-executor367725552", ["./syz-executor367725552"], 0x7ffeab738470 /* 10 vars */) = 0 brk(NULL) = 0x55558f1d9000 brk(0x55558f1d9e00) = 0x55558f1d9e00 arch_prctl(ARCH_SET_FS, 0x55558f1d9480) = 0 set_tid_address(0x55558f1d9750) = 5861 set_robust_list(0x55558f1d9760, 24) = 0 rseq(0x55558f1d9da0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor367725552", 4096) = 27 getrandom("\x53\xe9\x2b\xfb\x28\x33\x3e\xea", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558f1d9e00 brk(0x55558f1fae00) = 0x55558f1fae00 brk(0x55558f1fb000) = 0x55558f1fb000 mprotect(0x7f3ffedfa000, 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 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=0x7f3ffed3d380, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f3ffed47c00}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7f3ffed3d380, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7f3ffed47c00}, NULL, 8) = 0 mkdir("./syzkaller.Ds0ekj", 0700) = 0 chmod("./syzkaller.Ds0ekj", 0777) = 0 chdir("./syzkaller.Ds0ekj") = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5862 attached [pid 5862] set_robust_list(0x55558f1d9760, 24 [pid 5861] <... clone resumed>, child_tidptr=0x55558f1d9750) = 5862 [pid 5862] <... set_robust_list resumed>) = 0 [pid 5862] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3 [pid 5862] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4 [pid 5862] dup2(4, 202) = 202 [pid 5862] close(4) = 0 [pid 5862] write(202, "\xff\x00", 2) = 2 [pid 5862] read(202, "\xff\x00\x00\x00", 4) = 4 [pid 5862] rt_sigaction(SIGRT_1, {sa_handler=0x7f3ffed9df20, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f3ffed47c00}, NULL, 8) = 0 [pid 5862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5862] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f3ffe52a000 [pid 5862] mprotect(0x7f3ffe52b000, 8388608, PROT_READ|PROT_WRITE) = 0 [pid 5862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f3ffed2a990, parent_tid=0x7f3ffed2a990, exit_signal=0, stack=0x7f3ffe52a000, stack_size=0x800240, tls=0x7f3ffed2a6c0}./strace-static-x86_64: Process 5864 attached [pid 5864] rseq(0x7f3ffed2afe0, 0x20, 0, 0x53053053) = 0 [pid 5864] set_robust_list(0x7f3ffed2a9a0, 24 [pid 5862] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5864] <... set_robust_list resumed>) = 0 [pid 5862] rt_sigprocmask(SIG_SETMASK, [], [pid 5864] rt_sigprocmask(SIG_SETMASK, [], [pid 5862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5864] read(202, [pid 5862] ioctl(3, HCIDEVUP [pid 5864] <... read resumed>"\x01\x03\x0c\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x03\x10\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x01\x10\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x09\x10\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4) = 13 [pid 5864] read(202, "\x01\x05\x10\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4) = 14 [pid 5864] read(202, "\x01\x23\x0c\x00", 1024) = 4 [ 125.132293][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 125.153478][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 125.174845][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x14\x0c\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x38\x0c\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [ 125.196288][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [pid 5864] read(202, "\x01\x39\x0c\x00", 1024) = 4 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5864] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\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"..., iov_len=249}], 4) = 255 [pid 5862] <... ioctl resumed>, 0) = -1 EALREADY (Operation already in progress) [pid 5864] read(202, [pid 5862] ioctl(3, HCISETSCAN [pid 5864] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5864] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4) = 7 [pid 5864] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5862] <... ioctl resumed>, 0x7fffdb548248) = 0 [pid 5864] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5864] madvise(0x7f3ffe52a000, 8372224, MADV_DONTNEED) = 0 [pid 5862] <... writev resumed>) = 13 [pid 5864] exit(0) = ? [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5864] +++ exited with 0 +++ [pid 5862] <... writev resumed>) = 14 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3) = 14 [pid 5862] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3) = 22 [pid 5862] close(3) = 0 [pid 5862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [ 125.238054][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [pid 5862] getppid() = 0 [pid 5862] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5862] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5862] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5862] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5862] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5862] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5862] unshare(CLONE_NEWNS) = 0 [pid 5862] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5862] unshare(CLONE_NEWIPC) = 0 [pid 5862] unshare(CLONE_NEWCGROUP) = 0 [pid 5862] unshare(CLONE_NEWUTS) = 0 [pid 5862] unshare(CLONE_SYSVSEM) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "16777216", 8) = 8 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "536870912", 9) = 9 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "1024", 4) = 4 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "8192", 4) = 4 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "1024", 4) = 4 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "1024", 4) = 4 [pid 5862] close(3) = 0 [pid 5862] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5862] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5862] close(3) = 0 [pid 5862] getpid() = 1 [pid 5862] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 139.216412][ T5862] dump_stack_lvl+0x189/0x250 [ 139.216430][ T5862] ? __virt_addr_valid+0x1c8/0x5c0 [ 139.216446][ T5862] ? rcu_is_watching+0x15/0xb0 [ 139.216460][ T5862] ? __kasan_check_byte+0x12/0x40 [ 139.216477][ T5862] ? __pfx_dump_stack_lvl+0x10/0x10 [ 139.216490][ T5862] ? rcu_is_watching+0x15/0xb0 [ 139.216503][ T5862] ? lock_release+0x4b/0x3e0 [ 139.216527][ T5862] ? __virt_addr_valid+0x1c8/0x5c0 [ 139.216542][ T5862] ? __virt_addr_valid+0x4a5/0x5c0 [ 139.216559][ T5862] print_report+0xd2/0x2b0 [ 139.216579][ T5862] ? __crypto_shash_import+0x26a/0x2a0 [ 139.216600][ T5862] kasan_report+0x118/0x150 [ 139.216616][ T5862] ? __crypto_shash_import+0x26a/0x2a0 [ 139.216641][ T5862] __crypto_shash_import+0x26a/0x2a0 [ 139.216664][ T5862] crypto_shash_import+0x84/0x230 [ 139.216687][ T5862] hash_accept+0x1fb/0x280 [ 139.216704][ T5862] do_accept+0x48f/0x680 [ 139.216732][ T5862] ? __pfx_do_accept+0x10/0x10 [ 139.216761][ T5862] __sys_accept4+0x11c/0x1c0 [ 139.216783][ T5862] ? __pfx___sys_accept4+0x10/0x10 [ 139.216805][ T5862] ? rcu_is_watching+0x15/0xb0 [ 139.216821][ T5862] __x64_sys_accept+0x7d/0x90 [ 139.216843][ T5862] do_syscall_64+0xfa/0x3b0 [ 139.216866][ T5862] ? lockdep_hardirqs_on+0x9c/0x150 [ 139.216883][ T5862] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.216898][ T5862] ? clear_bhb_loop+0x60/0xb0 [ 139.216915][ T5862] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.216930][ T5862] RIP: 0033:0x7f3ffed76089 [ 139.216947][ T5862] Code: d8 5b c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b0 ff ff ff f7 d8 64 89 01 48 [ 139.216960][ T5862] RSP: 002b:00007fffdb548208 EFLAGS: 00000246 ORIG_RAX: 000000000000002b [ 139.216977][ T5862] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ffed76089 [ 139.216988][ T5862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 139.216996][ T5862] RBP: 00007f3ffedcc4a6 R08: 00007f3ffedcc4d6 R09: 00007f3ffedcc4d6 [ 139.217007][ T5862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3ffedcc40e [ 139.217017][ T5862] R13: 0000000000000001 R14: 00007fffdb548280 R15: 0000000000000003 [ 139.217033][ T5862] [ 139.217038][ T5862] [ 139.455563][ T5862] The buggy address belongs to the physical page: [ 139.461973][ T5862] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x17ecc1 [ 139.470839][ T5862] flags: 0x57ff00000000000(node=1|zone=2|lastcpupid=0x7ff) [ 139.478044][ T5862] raw: 057ff00000000000 ffffea0005fb3048 ffffea0005fb3048 0000000000000000 [ 139.486625][ T5862] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 139.495205][ T5862] page dumped because: kasan: bad access detected [ 139.501710][ T5862] page_owner info is not present (never set?) [ 139.507786][ T5862] [ 139.510105][ T5862] Memory state around the buggy address: [ 139.515731][ T5862] ffff88817ecc1a00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 139.523788][ T5862] ffff88817ecc1a80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 139.531844][ T5862] >ffff88817ecc1b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 139.539906][ T5862] ^ [ 139.546048][ T5862] ffff88817ecc1b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 139.554101][ T5862] ffff88817ecc1c00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 139.562155][ T5862] ================================================================== [ 139.572209][ T5862] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 139.579425][ T5862] CPU: 1 UID: 0 PID: 5862 Comm: syz-executor367 Not tainted 6.15.0-rc7-next-20250523-syzkaller #0 PREEMPT(full) [ 139.591333][ T5862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 139.601480][ T5862] Call Trace: [ 139.604762][ T5862] [ 139.607702][ T5862] dump_stack_lvl+0x99/0x250 [ 139.612295][ T5862] ? __asan_memcpy+0x40/0x70 [ 139.616890][ T5862] ? __pfx_dump_stack_lvl+0x10/0x10 [ 139.622110][ T5862] ? __pfx__printk+0x10/0x10 [ 139.626745][ T5862] panic+0x2db/0x790 [ 139.630654][ T5862] ? __pfx_panic+0x10/0x10 [ 139.635097][ T5862] ? _raw_spin_unlock_irqrestore+0xfd/0x110 [ 139.640998][ T5862] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 139.647325][ T5862] ? print_memory_metadata+0x314/0x400 [ 139.652794][ T5862] ? __crypto_shash_import+0x26a/0x2a0 [ 139.658260][ T5862] check_panic_on_warn+0x89/0xb0 [ 139.663206][ T5862] ? __crypto_shash_import+0x26a/0x2a0 [ 139.668671][ T5862] end_report+0x78/0x160 [ 139.672949][ T5862] kasan_report+0x129/0x150 [ 139.677464][ T5862] ? __crypto_shash_import+0x26a/0x2a0 [ 139.682939][ T5862] __crypto_shash_import+0x26a/0x2a0 [ 139.688237][ T5862] crypto_shash_import+0x84/0x230 [ 139.693267][ T5862] hash_accept+0x1fb/0x280 [ 139.697706][ T5862] do_accept+0x48f/0x680 [ 139.701970][ T5862] ? __pfx_do_accept+0x10/0x10 [ 139.706768][ T5862] __sys_accept4+0x11c/0x1c0 [ 139.711374][ T5862] ? __pfx___sys_accept4+0x10/0x10 [ 139.716506][ T5862] ? rcu_is_watching+0x15/0xb0 [ 139.721279][ T5862] __x64_sys_accept+0x7d/0x90 [ 139.725974][ T5862] do_syscall_64+0xfa/0x3b0 [ 139.730489][ T5862] ? lockdep_hardirqs_on+0x9c/0x150 [ 139.735693][ T5862] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.741763][ T5862] ? clear_bhb_loop+0x60/0xb0 [ 139.746449][ T5862] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 139.752350][ T5862] RIP: 0033:0x7f3ffed76089 [ 139.756775][ T5862] Code: d8 5b c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b0 ff ff ff f7 d8 64 89 01 48 [ 139.776406][ T5862] RSP: 002b:00007fffdb548208 EFLAGS: 00000246 ORIG_RAX: 000000000000002b [ 139.784832][ T5862] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ffed76089 [ 139.792810][ T5862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 139.800785][ T5862] RBP: 00007f3ffedcc4a6 R08: 00007f3ffedcc4d6 R09: 00007f3ffedcc4d6 [ 139.808764][ T5862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3ffedcc40e [ 139.816738][ T5862] R13: 0000000000000001 R14: 00007fffdb548280 R15: 0000000000000003 [ 139.824926][ T5862] [ 139.828089][ T5862] Kernel Offset: disabled [ 139.832418][ T5862] Rebooting in 86400 seconds..