./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1073024150

<...>
Warning: Permanently added '10.128.1.124' (ED25519) to the list of known hosts.
execve("./syz-executor1073024150", ["./syz-executor1073024150"], 0x7ffe4a243ca0 /* 10 vars */) = 0
brk(NULL)                               = 0x555567d33000
brk(0x555567d33d00)                     = 0x555567d33d00
arch_prctl(ARCH_SET_FS, 0x555567d33380) = 0
set_tid_address(0x555567d33650)         = 5045
set_robust_list(0x555567d33660, 24)     = 0
rseq(0x555567d33ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1073024150", 4096) = 28
getrandom("\x46\xf4\xfe\xc2\xa0\x4a\x19\x45", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555567d33d00
brk(0x555567d54d00)                     = 0x555567d54d00
brk(0x555567d55000)                     = 0x555567d55000
mprotect(0x7ff5c1f68000, 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
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555567d33650) = 5046
./strace-static-x86_64: Process 5046 attached
[pid  5046] set_robust_list(0x555567d33660, 24) = 0
[pid  5046] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5046] setsid()                    = 1
[pid  5046] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5046] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5046] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5046] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5046] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5046] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5046] unshare(CLONE_NEWNS)        = 0
[pid  5046] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5046] unshare(CLONE_NEWIPC)       = 0
[pid  5046] unshare(CLONE_NEWCGROUP)    = 0
[pid  5046] unshare(CLONE_NEWUTS)       = 0
[pid  5046] unshare(CLONE_SYSVSEM)      = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "16777216", 8)     = 8
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "536870912", 9)    = 9
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "1024", 4)         = 4
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "8192", 4)         = 4
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "1024", 4)         = 4
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "1024", 4)         = 4
[pid  5046] close(3)                    = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5046] close(3)                    = 0
[pid  5046] getpid()                    = 1
[pid  5046] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5046] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5046] unshare(CLONE_NEWNET)       = 0
[pid  5046] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5046] write(3, "0 65535", 7)      = 7
[pid  5046] close(3)                    = 0
[pid  5046] mkdir("/dev/binderfs", 0777) = 0
[pid  5046] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5046] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5046] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5049 attached
, child_tidptr=0x555567d33650) = 2
[pid  5049] set_robust_list(0x555567d33660, 24) = 0
[pid  5049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5049] setpgid(0, 0)               = 0
[pid  5049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5049] write(3, "1000", 4)         = 4
[pid  5049] close(3)                    = 0
executing program
[pid  5049] write(1, "executing program\n", 18) = 18
[pid  5049] socketpair(AF_UNIX, SOCK_SEQPACKET, 0, [3, 4]) = 0
[pid  5049] io_uring_setup(9471, {flags=IORING_SETUP_COOP_TASKRUN|0x10000, sq_thread_cpu=0, sq_thread_idle=0, sq_entries=16384, cq_entries=32768, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x6000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=0}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 5
[pid  5049] mmap(NULL, 524352, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 5, 0) = 0x7ff5c1e33000
[pid  5049] mmap(NULL, 1048576, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 5, 0x10000000) = 0x7ff5c1d33000
[pid  5049] io_uring_enter(5, 23590, 0, 0, NULL, 0) = 1
[  162.549571][ T5049] =====================================================
[  162.556935][ T5049] BUG: KMSAN: uninit-value in io_req_cqe_overflow+0x193/0x1c0
[  162.564683][ T5049]  io_req_cqe_overflow+0x193/0x1c0
[  162.570018][ T5049]  __io_submit_flush_completions+0x7eb/0x1be0
[  162.576412][ T5049]  ctx_flush_and_put+0x16c/0x360
[  162.581647][ T5049]  io_handle_tw_list+0x58b/0x5c0
[  162.586736][ T5049]  tctx_task_work_run+0xf8/0x3d0
[  162.591962][ T5049]  tctx_task_work+0x6d/0xc0
[  162.596691][ T5049]  task_work_run+0x268/0x310
[  162.601576][ T5049]  ptrace_notify+0x304/0x320
[  162.606330][ T5049]  syscall_exit_work+0x14e/0x3e0
[  162.611480][ T5049]  syscall_exit_to_user_mode+0x135/0x160
[  162.617329][ T5049]  do_syscall_64+0xdc/0x1e0
[  162.622077][ T5049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  162.628212][ T5049] 
[  162.630708][ T5049] Uninit was stored to memory at:
[  162.635940][ T5049]  io_recv_finish+0xf10/0x1560
[  162.640963][ T5049]  io_recv+0x12ec/0x1ea0
[  162.645354][ T5049]  io_issue_sqe+0x429/0x22c0
[  162.650037][ T5049]  io_poll_issue+0x32/0x40
[  162.654641][ T5049]  io_poll_task_func+0x5f9/0x14d0
[  162.659936][ T5049]  io_handle_tw_list+0x23a/0x5c0
[  162.665176][ T5049]  tctx_task_work_run+0xf8/0x3d0
[  162.670321][ T5049]  tctx_task_work+0x6d/0xc0
[  162.675081][ T5049]  task_work_run+0x268/0x310
[  162.679881][ T5049]  ptrace_notify+0x304/0x320
[  162.684752][ T5049]  syscall_exit_work+0x14e/0x3e0
[  162.689894][ T5049]  syscall_exit_to_user_mode+0x135/0x160
[  162.696002][ T5049]  do_syscall_64+0xdc/0x1e0
[  162.700825][ T5049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  162.706856][ T5049] 
[  162.709225][ T5049] Uninit was created at:
[  162.713785][ T5049]  __kmalloc+0x6e4/0x1060
[  162.718292][ T5049]  io_alloc_async_data+0xc0/0x220
[  162.723557][ T5049]  io_recvmsg_prep+0xbe8/0x1a20
[  162.728566][ T5049]  io_submit_sqes+0x1135/0x2f10
[  162.733618][ T5049]  __se_sys_io_uring_enter+0x40f/0x3c80
[  162.739323][ T5049]  __x64_sys_io_uring_enter+0x11f/0x1a0
[  162.745076][ T5049]  x64_sys_call+0x2c0/0x3b50
[  162.749844][ T5049]  do_syscall_64+0xcf/0x1e0
[  162.754659][ T5049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  162.760906][ T5049] 
[  162.763346][ T5049] CPU: 1 PID: 5049 Comm: syz-executor107 Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0
[  162.773751][ T5049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[  162.784586][ T5049] =====================================================
[  162.792958][ T5049] Disabling lock debugging due to kernel taint
[  162.799740][ T5049] Kernel panic - not syncing: kmsan.panic set ...
[  162.806286][ T5049] CPU: 1 PID: 5049 Comm: syz-executor107 Tainted: G    B              6.9.0-syzkaller-02707-g614da38e2f7a #0
[  162.818042][ T5049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[  162.828760][ T5049] Call Trace:
[  162.832108][ T5049]  <TASK>
[  162.835122][ T5049]  dump_stack_lvl+0x216/0x2d0
[  162.839994][ T5049]  ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[  162.845920][ T5049]  dump_stack+0x1e/0x30
[  162.850304][ T5049]  panic+0x4e2/0xcd0
[  162.854347][ T5049]  ? kmsan_get_metadata+0xf1/0x1d0
[  162.859604][ T5049]  kmsan_report+0x2d5/0x2e0
[  162.864237][ T5049]  ? __msan_warning+0x95/0x120
[  162.869135][ T5049]  ? io_req_cqe_overflow+0x193/0x1c0
[  162.874703][ T5049]  ? __io_submit_flush_completions+0x7eb/0x1be0
[  162.881142][ T5049]  ? ctx_flush_and_put+0x16c/0x360
[  162.886508][ T5049]  ? io_handle_tw_list+0x58b/0x5c0
[  162.891888][ T5049]  ? tctx_task_work_run+0xf8/0x3d0
[  162.897241][ T5049]  ? tctx_task_work+0x6d/0xc0
[  162.902146][ T5049]  ? task_work_run+0x268/0x310
[  162.907122][ T5049]  ? ptrace_notify+0x304/0x320
[  162.912027][ T5049]  ? syscall_exit_work+0x14e/0x3e0
[  162.917336][ T5049]  ? syscall_exit_to_user_mode+0x135/0x160
[  162.923308][ T5049]  ? do_syscall_64+0xdc/0x1e0
[  162.928174][ T5049]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  162.934383][ T5049]  ? kmsan_get_metadata+0x146/0x1d0
[  162.939702][ T5049]  ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[  162.945659][ T5049]  ? io_recv+0x19e8/0x1ea0
[  162.950226][ T5049]  ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[  162.956158][ T5049]  ? kmsan_get_metadata+0x146/0x1d0
[  162.961470][ T5049]  ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[  162.967391][ T5049]  __msan_warning+0x95/0x120
[  162.972080][ T5049]  io_req_cqe_overflow+0x193/0x1c0
[  162.977343][ T5049]  __io_submit_flush_completions+0x7eb/0x1be0
[  162.983669][ T5049]  ctx_flush_and_put+0x16c/0x360
[  162.988743][ T5049]  io_handle_tw_list+0x58b/0x5c0
[  162.993854][ T5049]  tctx_task_work_run+0xf8/0x3d0
[  162.999023][ T5049]  ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[  163.005040][ T5049]  ? __pfx_tctx_task_work+0x10/0x10
[  163.010487][ T5049]  tctx_task_work+0x6d/0xc0
[  163.015196][ T5049]  task_work_run+0x268/0x310
[  163.020028][ T5049]  ptrace_notify+0x304/0x320
[  163.024820][ T5049]  ? kmsan_get_metadata+0x146/0x1d0
[  163.030251][ T5049]  syscall_exit_work+0x14e/0x3e0
[  163.035413][ T5049]  syscall_exit_to_user_mode+0x135/0x160
[  163.041547][ T5049]  do_syscall_64+0xdc/0x1e0
[  163.046239][ T5049]  ? clear_bhb_loop+0x25/0x80
[  163.051056][ T5049]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  163.057114][ T5049] RIP: 0033:0x7ff5c1ef41a0
[  163.061630][ T5049] Code: ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d 01 8f 07 00 00 74 17 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c
[  163.081391][ T5049] RSP: 002b:00007fff3ba79868 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[  163.089919][ T5049] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007ff5c1ef41a0
[  163.097991][ T5049] RDX: 0000000000000000 RSI: 0000000000005c26 RDI: 0000000000000003
[  163.106079][ T5049] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  163.114202][ T5049] R10: 0000000000000005 R11: 0000000000000202 R12: 00007ff5c1f685f0
[  163.122335][ T5049] R13: 00007ff5c1ed89f4 R14: 00007fff3ba79890 R15: 00007fff3ba79880
[  163.130463][ T5049]  </TASK>
[  163.133729][ T5049] Kernel Offset: disabled
[  163.138122][ T5049] Rebooting in 86400 seconds..