ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor3205429613 <...> rocess permissive=1 [ 15.294965][ T28] audit: type=1400 audit(1787204822.416:63): avc: denied { siginh } for pid=225 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.15' (ED25519) to the list of known hosts. execve("ci2-android-6-1/syz-executor3205429613", ["ci2-android-6-1/syz-executor3205429613"], 0x7ffe1b8385c0 /* 10 vars */) = 0 brk(NULL) = 0x55555b96a000 brk(0x55555b96ad40) = 0x55555b96ad40 arch_prctl(ARCH_SET_FS, 0x55555b96a3c0) = 0 set_tid_address(0x55555b96a690) = 305 set_robust_list(0x55555b96a6a0, 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-6-1/syz-executor3205429613", 4096) = 44 getrandom("\xfb\xa2\x7e\xb6\x22\xa9\x77\x2d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555b96ad40 brk(0x55555b98bd40) = 0x55555b98bd40 brk(0x55555b98c000) = 0x55555b98c000 mprotect(0x7f90ff684000, 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=0x55555b96a690) = 306 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-6-1/strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x55555b96a6a0, 24) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 306] setpgid(0, 0) = 0 [pid 306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 306] write(3, "1000", 4) = 4 [pid 306] close(3) = 0 [pid 306] write(1, "executing program\n", 18) = 18 [pid 306] mkdirat(AT_FDCWD, "./config", 0777) = 0 [pid 306] mount(NULL, "./config", "configfs", 0, NULL) = 0 [pid 306] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 [pid 306] openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 3 executing program [ 25.162123][ T28] audit: type=1400 audit(1787204832.296:64): avc: denied { execmem } for pid=305 comm="syz-executor320" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 25.166571][ T306] Need at least one configuration in g1. [ 25.186199][ T28] audit: type=1400 audit(1787204832.296:65): avc: denied { mounton } for pid=306 comm="syz-executor320" path="/root/config" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 25.187659][ T306] udc dummy_udc.0: failed to start g1: -22 [ 25.210599][ T28] audit: type=1400 audit(1787204832.296:66): avc: denied { mount } for pid=306 comm="syz-executor320" name="/" dev="configfs" ino=8583 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 25.216376][ T306] configfs-gadget.g1: probe of gadget.0 failed with error -22 [pid 306] write(3, "dummy_udc.0\n", 12) = -1 EBUSY (Device or resource busy) [pid 306] mkdirat(AT_FDCWD, "./mysys", 0777) = 0 [pid 306] mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 [pid 306] openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 4 [ 25.239133][ T28] audit: type=1400 audit(1787204832.296:67): avc: denied { search } for pid=306 comm="syz-executor320" name="/" dev="configfs" ino=8583 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 25.247455][ T306] UDC core: g1: couldn't find an available UDC or it's busy [ 25.270088][ T28] audit: type=1400 audit(1787204832.296:68): avc: denied { write } for pid=306 comm="syz-executor320" name="usb_gadget" dev="configfs" ino=8584 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 25.278050][ T306] dummy_hcd dummy_hcd.0: remove, state 4 [ 25.300140][ T28] audit: type=1400 audit(1787204832.296:69): avc: denied { add_name } for pid=306 comm="syz-executor320" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 25.305432][ T306] usb usb1: USB disconnect, device number 1 [ 25.325427][ T28] audit: type=1400 audit(1787204832.296:70): avc: denied { create } for pid=306 comm="syz-executor320" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [pid 306] write(4, "dummy_hcd.0", 11) = 11 [pid 306] exit_group(0) = ? [pid 306] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55555b96a690) = 308 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci2-android-6-1/strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x55555b96a6a0, 24) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 308] setpgid(0, 0) = 0 [pid 308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 308] write(3, "1000", 4) = 4 [pid 308] close(3) = 0 [pid 308] write(1, "executing program\n", 18) = 18 executing program [pid 308] mkdirat(AT_FDCWD, "./config", 0777) = -1 EEXIST (File exists) [pid 308] mount(NULL, "./config", "configfs", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 308] mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = -1 EEXIST (File exists) [pid 308] openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 3 [ 25.325483][ T28] audit: type=1400 audit(1787204832.296:71): avc: denied { write } for pid=306 comm="syz-executor320" name="UDC" dev="configfs" ino=8929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 25.325506][ T28] audit: type=1400 audit(1787204832.296:72): avc: denied { open } for pid=306 comm="syz-executor320" path="/root/config/usb_gadget/g1/UDC" dev="configfs" ino=8929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 25.336966][ T306] dummy_hcd dummy_hcd.0: stopped [ 25.351432][ T28] audit: type=1400 audit(1787204832.406:73): avc: denied { mount } for pid=306 comm="syz-executor320" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 25.374786][ T306] dummy_hcd dummy_hcd.0: USB bus 1 deregistered [ 25.384575][ T308] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 25.444402][ T308] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 25.452800][ T308] CPU: 0 PID: 308 Comm: syz-executor320 Not tainted syzkaller #0 [ 25.460503][ T308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 25.470544][ T308] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 25.476529][ T308] Code: 94 c0 4d 8d b4 c6 e0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 5e 8f 6a fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 45 8f 6a fe 41 be 68 11 00 00 4d [ 25.496119][ T308] RSP: 0018:ffffc90000e57738 EFLAGS: 00010246 [ 25.502174][ T308] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.510173][ T308] RDX: ffff88810fc2bcc0 RSI: 0000000000000003 RDI: 0000000000000005 [ 25.518179][ T308] RBP: ffffc90000e57758 R08: ffff8881001b0e67 R09: 1ffff110200361cc [ 25.526171][ T308] R10: 0000000000000000 R11: ffffed10200361cd R12: dffffc0000000000 [ 25.534566][ T308] R13: ffff88810950c468 R14: ffff88810da55170 R15: 0000000000000000 [ 25.542527][ T308] FS: 000055555b96a3c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 25.551445][ T308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.558031][ T308] CR2: 0000200000000000 CR3: 00000001216df000 CR4: 00000000003506b0 [ 25.565993][ T308] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.573952][ T308] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.581923][ T308] Call Trace: [ 25.585203][ T308] [ 25.588123][ T308] ? __cfi_dummy_set_selfpowered+0x10/0x10 [ 25.593923][ T308] usb_gadget_set_selfpowered+0x7a/0x190 [ 25.599548][ T308] composite_dev_prepare+0x2e7/0x310 [ 25.604826][ T308] configfs_composite_bind+0xb4/0x13b0 [ 25.610292][ T308] ? mutex_unlock+0x8f/0x230 [ 25.614876][ T308] ? __cfi_mutex_unlock+0x10/0x10 [ 25.619891][ T308] ? __kasan_check_write+0x14/0x20 [ 25.625115][ T308] ? kernfs_put+0x44f/0x480 [ 25.629600][ T308] ? __cfi_configfs_composite_bind+0x10/0x10 [ 25.635575][ T308] gadget_bind_driver+0x2eb/0x990 [ 25.640607][ T308] ? sysfs_create_link+0x68/0x80 [ 25.645541][ T308] ? __cfi_gadget_bind_driver+0x10/0x10 [ 25.651083][ T308] really_probe+0x2d7/0x9a0 [ 25.655590][ T308] ? __kasan_check_write+0x14/0x20 [ 25.660689][ T308] __driver_probe_device+0x193/0x270 [ 25.665966][ T308] driver_probe_device+0x54/0x3e0 [ 25.670980][ T308] __driver_attach+0x41a/0x5d0 [ 25.675731][ T308] bus_for_each_dev+0x18c/0x200 [ 25.680588][ T308] ? __cfi__raw_spin_lock+0x10/0x10 [ 25.685773][ T308] ? __cfi___driver_attach+0x10/0x10 [ 25.691044][ T308] ? __cfi_bus_for_each_dev+0x10/0x10 [ 25.696404][ T308] ? _raw_spin_unlock+0x4c/0x70 [ 25.701255][ T308] ? klist_add_tail+0x1e5/0x220 [ 25.706096][ T308] driver_attach+0x42/0x50 [ 25.710504][ T308] bus_add_driver+0x322/0x560 [ 25.715169][ T308] driver_register+0x335/0x440 [ 25.719923][ T308] usb_gadget_register_driver_owner+0xf8/0x270 [ 25.726093][ T308] gadget_dev_desc_UDC_store+0x220/0x340 [ 25.731747][ T308] configfs_write_iter+0x323/0x410 [ 25.736865][ T308] ? __cfi_gadget_dev_desc_UDC_store+0x10/0x10 [ 25.743006][ T308] vfs_write+0x5ef/0xd00 [ 25.747240][ T308] ? __cfi_vfs_write+0x10/0x10 [ 25.751987][ T308] ? memset+0x35/0x40 [ 25.755965][ T308] ? __kasan_check_read+0x11/0x20 [ 25.761055][ T308] ? __fdget_pos+0x2d4/0x380 [ 25.765721][ T308] ksys_write+0x14a/0x260 [ 25.770052][ T308] ? __cfi_ksys_write+0x10/0x10 [ 25.774895][ T308] ? fpregs_restore_userregs+0x128/0x260 [ 25.780519][ T308] __x64_sys_write+0x7b/0x90 [ 25.785114][ T308] x64_sys_call+0x27b/0x9a0 [ 25.789623][ T308] do_syscall_64+0x4c/0xa0 [ 25.794124][ T308] ? clear_bhb_loop+0x30/0x80 [ 25.798866][ T308] ? clear_bhb_loop+0x30/0x80 [ 25.803539][ T308] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 25.809427][ T308] RIP: 0033:0x7f90ff5f1689 [ 25.813832][ T308] 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 [ 25.833426][ T308] RSP: 002b:00007ffc8d460308 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 25.841829][ T308] RAX: ffffffffffffffda RBX: 00737973796d2f2e RCX: 00007f90ff5f1689 [ 25.849804][ T308] RDX: 000000000000000c RSI: 0000200000000680 RDI: 0000000000000003 [ 25.857763][ T308] RBP: 0000000000006239 R08: 0000000000000006 R09: 0000000000000006 [ 25.865720][ T308] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffc8d46031c [ 25.873865][ T308] R13: 431bde82d7b634db R14: 00007f90ff684c40 R15: 0000000000000002 [ 25.881824][ T308] [ 25.884828][ T308] Modules linked in: [ 25.889246][ T308] ---[ end trace 0000000000000000 ]--- [ 25.894745][ T308] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 25.900874][ T308] Code: 94 c0 4d 8d b4 c6 e0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 5e 8f 6a fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 45 8f 6a fe 41 be 68 11 00 00 4d [ 25.920651][ T308] RSP: 0018:ffffc90000e57738 EFLAGS: 00010246 [ 25.926730][ T308] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.934895][ T308] RDX: ffff88810fc2bcc0 RSI: 0000000000000003 RDI: 0000000000000005 [ 25.942905][ T308] RBP: ffffc90000e57758 R08: ffff8881001b0e67 R09: 1ffff110200361cc [ 25.950916][ T308] R10: 0000000000000000 R11: ffffed10200361cd R12: dffffc0000000000 [ 25.958918][ T308] R13: ffff88810950c468 R14: ffff88810da55170 R15: 0000000000000000 [ 25.966902][ T308] FS: 000055555b96a3c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 25.975980][ T308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.982620][ T308] CR2: 0000562e7bc376d0 CR3: 00000001216df000 CR4: 00000000003506a0 [ 25.990637][ T308] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.998642][ T308] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.006616][ T308] Kernel panic - not syncing: Fatal exception [ 26.012827][ T308] Kernel Offset: disabled [ 26.017298][ T308] Rebooting in 86400 seconds..