ci2-android-5-10/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-10/syz-executor2970350327 <...> Warning: Permanently added '10.128.1.128' (ED25519) to the list of known hosts. execve("ci2-android-5-10/syz-executor2970350327", ["ci2-android-5-10/syz-executor2970350327"], 0x7ffc9f7c0580 /* 10 vars */) = 0 brk(NULL) = 0x555593133000 brk(0x555593133e00) = 0x555593133e00 arch_prctl(ARCH_SET_FS, 0x555593133480) = 0 set_tid_address(0x555593133750) = 297 set_robust_list(0x555593133760, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 32, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci2-android-5-10/syz-executor2970350327", 4096) = 45 getrandom("\x4a\x9f\x8c\xff\x81\x7a\xa8\x33", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555593133e00 brk(0x555593154e00) = 0x555593154e00 brk(0x555593155000) = 0x555593155000 mprotect(0x7fe8de731000, 20480, 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_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555593133750) = 298 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 openat(AT_FDCWD, "/sys/kernel/debug/x86/nmi_longest_ns", O_WRONLY|O_CLOEXEC) = 3 write(3, "10000000000", 11) = 11 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/hung_task_check_interval_secs", O_WRONLY|O_CLOEXEC) = 3 write(3, "20", 2) = 2 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_kallsyms", O_WRONLY|O_CLOEXEC) = 3 write(3, "1", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/net/core/bpf_jit_harden", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/kptr_restrict", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/proc/sys/kernel/softlockup_all_cpu_backtrace", O_WRONLY|O_CLOEXEC) = 3 ci2-android-5-10/strace-static-x86_64: Process 298 attached [pid 297] write(3, "1", 1) = 1 [pid 298] set_robust_list(0x555593133760, 24 [pid 297] close(3 [pid 298] <... set_robust_list resumed>) = 0 [pid 297] <... close resumed>) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/fs/mount-max", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "100", 3 [pid 298] rt_sigprocmask(SIG_SETMASK, [] [pid 297] <... write resumed>) = 3 [pid 298] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/vm/oom_dump_tasks", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "0", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/debug/exception-trace", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "0", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/printk", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "7 4 1 3", 7) = 7 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/keys/gc_delay", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "1", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/vm/oom_kill_allocating_task", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "1", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/failslab/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_usercopy/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_make_request/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_io_timeout/task-filter", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "Y", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/sys/kernel/debug/fail_iommufd/task-filter", O_WRONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory) [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/ctrl-alt-del", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "0", 1) = 1 [pid 297] close(3) = 0 [pid 297] openat(AT_FDCWD, "/proc/sys/kernel/cad_pid", O_WRONLY|O_CLOEXEC) = 3 [pid 297] write(3, "298", 3) = 3 [pid 297] close(3) = 0 [pid 297] kill(298, SIGKILL) = 0 [pid 298] +++ killed by SIGKILL +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_KILLED, si_pid=298, si_uid=0, si_status=SIGKILL, si_utime=0, si_stime=0} --- openat(AT_FDCWD, "/proc/self/make-it-fail", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_WRONLY) = 3 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/failslab/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_futex/ignore-private", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-highmem", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/ignore-gfp-wait", O_WRONLY|O_CLOEXEC) = 3 write(3, "N", 1) = 1 close(3) = 0 openat(AT_FDCWD, "/sys/kernel/debug/fail_page_alloc/min-order", O_WRONLY|O_CLOEXEC) = 3 write(3, "0", 1) = 1 close(3) = 0 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=0x7fe8de68c000, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fe8de68ebd0}, NULL, 8) = 0 rt_sigaction(SIGBUS, {sa_handler=0x7fe8de68c000, sa_mask=[], sa_flags=SA_RESTORER|SA_NODEFER|SA_SIGINFO, sa_restorer=0x7fe8de68ebd0}, NULL, 8) = 0 write(1, "executing program\n", 18) = 18 executing program mkdirat(AT_FDCWD, "./config", 0777) = 0 mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 setgid(60929) = 0 openat(AT_FDCWD, "/proc/thread-self/fail-nth", O_RDWR) = 3 [ 23.758393][ T24] audit: type=1400 audit(1792532223.980:64): avc: denied { execmem } for pid=297 comm="syz-executor297" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 write(3, "7", 1) = 1 [ 23.796018][ T24] audit: type=1400 audit(1792532224.020:65): avc: denied { mounton } for pid=297 comm="syz-executor297" path="/root/config" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 23.809863][ T297] FAULT_INJECTION: forcing a failure. [ 23.809863][ T297] name failslab, interval 1, probability 0, space 0, times 1 [ 23.827023][ T24] audit: type=1400 audit(1792532224.020:66): avc: denied { mount } for pid=297 comm="syz-executor297" name="/" dev="configfs" ino=1129 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 23.832289][ T297] CPU: 1 PID: 297 Comm: syz-executor297 Not tainted syzkaller #0 [ 23.855411][ T24] audit: type=1400 audit(1792532224.020:67): avc: denied { search } for pid=297 comm="syz-executor297" name="/" dev="configfs" ino=1129 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 23.862000][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 23.862015][ T297] Call Trace: [ 23.862043][ T297] __dump_stack+0x21/0x24 [ 23.862078][ T297] dump_stack_lvl+0x1a7/0x208 [ 23.885301][ T24] audit: type=1400 audit(1792532224.020:68): avc: denied { write } for pid=297 comm="syz-executor297" name="usb_gadget" dev="configfs" ino=1130 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 23.894415][ T297] ? show_regs_print_info+0x18/0x18 [ 23.894426][ T297] dump_stack+0x15/0x1c [ 23.894475][ T297] should_fail+0x3ab/0x500 [ 23.898393][ T24] audit: type=1400 audit(1792532224.020:69): avc: denied { add_name } for pid=297 comm="syz-executor297" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 23.902066][ T297] ? configfs_new_dirent+0x5c/0x370 [ 23.902080][ T297] __should_failslab+0xa4/0xe0 [ 23.902123][ T297] should_failslab+0x9/0x20 [ 23.907455][ T24] audit: type=1400 audit(1792532224.020:70): avc: denied { create } for pid=297 comm="syz-executor297" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 23.929755][ T297] kmem_cache_alloc+0x3d/0x2d0 [ 23.929765][ T297] ? _raw_spin_lock+0x94/0xf0 [ 23.929777][ T297] configfs_new_dirent+0x5c/0x370 [ 23.929788][ T297] configfs_attach_item+0x1a8/0x8d0 [ 23.929832][ T297] configfs_attach_group+0x2d/0x250 [ 24.023253][ T297] configfs_mkdir+0x7c3/0xd90 [ 24.027918][ T297] ? configfs_lookup+0x500/0x500 [ 24.032851][ T297] ? __lookup_hash+0x122/0x250 [ 24.037607][ T297] ? security_inode_mkdir+0xbd/0x110 [ 24.042879][ T297] vfs_mkdir+0x42c/0x600 [ 24.047109][ T297] do_mkdirat+0x14c/0x340 [ 24.051426][ T297] __x64_sys_mkdirat+0x7b/0x90 [ 24.056179][ T297] do_syscall_64+0x31/0x40 [ 24.060587][ T297] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.066466][ T297] RIP: 0033:0x7fe8de6a56f9 [ 24.070872][ T297] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 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 d8 ff ff ff f7 d8 64 89 01 48 [ 24.090465][ T297] RSP: 002b:00007ffccf99d058 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 24.098871][ T297] RAX: ffffffffffffffda RBX: 00007fe8de731bf8 RCX: 00007fe8de6a56f9 [ 24.106831][ T297] RDX: 00000000000001c0 RSI: 0000200000000440 RDI: 00000000ffffff9c [ 24.114793][ T297] RBP: 0000000000000001 R08: 0000000000000000 R09: 00007fe8de680037 [ 24.122756][ T297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.130720][ T297] R13: 0000000000000002 R14: 00007fe8de731b60 R15: 0000000000000002 [ 24.139031][ T297] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 24.150757][ T297] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 24.159153][ T297] CPU: 1 PID: 297 Comm: syz-executor297 Not tainted syzkaller #0 [ 24.166848][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 24.176894][ T297] RIP: 0010:configfs_mkdir+0x9c0/0xd90 [ 24.182342][ T297] Code: 48 c1 e8 03 80 3c 10 00 74 08 48 89 df e8 f8 8d d6 ff 48 8b 13 48 8d 7a 04 48 89 f8 48 c1 e8 03 48 bb 00 00 00 00 00 fc ff df <0f> b6 04 18 84 c0 0f 85 4c 03 00 00 44 89 7a 04 48 83 c2 08 48 89 [ 24.201947][ T297] RSP: 0018:ffffc90000bb7ca0 EFLAGS: 00010247 [ 24.208014][ T297] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 24.215969][ T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 24.223945][ T297] RBP: ffffc90000bb7e18 R08: ffffc90000bb7d8f R09: ffffc90000bb7d40 [ 24.231911][ T297] R10: dffffc0000000000 R11: fffff52000176fb2 R12: 000000000000ee01 [ 24.239868][ T297] R13: 00000000fffffff4 R14: 1ffff92000176fa4 R15: 0000000000000000 [ 24.247835][ T297] FS: 0000555593133480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 24.256749][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.263317][ T297] CR2: 00007fd127c926e8 CR3: 0000000120124000 CR4: 00000000003506a0 [ 24.271278][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.279236][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.287200][ T297] Call Trace: [ 24.290489][ T297] ? configfs_lookup+0x500/0x500 [ 24.295415][ T297] ? security_inode_mkdir+0xbd/0x110 [ 24.300685][ T297] vfs_mkdir+0x42c/0x600 [ 24.304917][ T297] do_mkdirat+0x14c/0x340 [ 24.309232][ T297] __x64_sys_mkdirat+0x7b/0x90 [ 24.313982][ T297] do_syscall_64+0x31/0x40 [ 24.318382][ T297] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 24.324275][ T297] RIP: 0033:0x7fe8de6a56f9 [ 24.328680][ T297] Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 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 d8 ff ff ff f7 d8 64 89 01 48 [ 24.348264][ T297] RSP: 002b:00007ffccf99d058 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 24.356659][ T297] RAX: ffffffffffffffda RBX: 00007fe8de731bf8 RCX: 00007fe8de6a56f9 [ 24.364627][ T297] RDX: 00000000000001c0 RSI: 0000200000000440 RDI: 00000000ffffff9c [ 24.372584][ T297] RBP: 0000000000000001 R08: 0000000000000000 R09: 00007fe8de680037 [ 24.380553][ T297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.388522][ T297] R13: 0000000000000002 R14: 00007fe8de731b60 R15: 0000000000000002 [ 24.396479][ T297] Modules linked in: [ 24.400585][ T297] ---[ end trace 640beadab6cfa2b2 ]--- [ 24.403208][ T24] audit: type=1400 audit(1792532224.630:71): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 24.406127][ T297] RIP: 0010:configfs_mkdir+0x9c0/0xd90 [ 24.433292][ T297] Code: 48 c1 e8 03 80 3c 10 00 74 08 48 89 df e8 f8 8d d6 ff 48 8b 13 48 8d 7a 04 48 89 f8 48 c1 e8 03 48 bb 00 00 00 00 00 fc ff df <0f> b6 04 18 84 c0 0f 85 4c 03 00 00 44 89 7a 04 48 83 c2 08 48 89 [ 24.433768][ T24] audit: type=1400 audit(1792532224.630:72): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 24.452919][ T297] RSP: 0018:ffffc90000bb7ca0 EFLAGS: 00010247 [ 24.474510][ T24] audit: type=1400 audit(1792532224.630:73): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 24.480236][ T297] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 24.509457][ T297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 24.517424][ T297] RBP: ffffc90000bb7e18 R08: ffffc90000bb7d8f R09: ffffc90000bb7d40 [ 24.525441][ T297] R10: dffffc0000000000 R11: fffff52000176fb2 R12: 000000000000ee01 [ 24.533446][ T297] R13: 00000000fffffff4 R14: 1ffff92000176fa4 R15: 0000000000000000 [ 24.541441][ T297] FS: 0000555593133480(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 24.550390][ T297] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.557048][ T297] CR2: 00007fd127c926e8 CR3: 0000000120124000 CR4: 00000000003506a0 [ 24.565049][ T297] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.573037][ T297] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.581035][ T297] Kernel panic - not syncing: Fatal exception [ 24.587382][ T297] Kernel Offset: disabled [ 24.591707][ T297] Rebooting in 86400 seconds..