ci2-android-5-15/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-5-15/syz-executor752176385 <...> Warning: Permanently added '10.128.0.147' (ED25519) to the list of known hosts. execve("ci2-android-5-15/syz-executor752176385", ["ci2-android-5-15/syz-executor752176385"], 0x7ffdc1505830 /* 10 vars */) = 0 brk(NULL) = 0x5555953c2000 brk(0x5555953c2d40) = 0x5555953c2d40 arch_prctl(ARCH_SET_FS, 0x5555953c23c0) = 0 set_tid_address(0x5555953c2690) = 303 set_robust_list(0x5555953c26a0, 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-5-15/syz-executor752176385", 4096) = 44 getrandom("\xcf\x51\xe5\xd6\x5b\xb1\xb3\x48", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555953c2d40 brk(0x5555953e3d40) = 0x5555953e3d40 brk(0x5555953e4000) = 0x5555953e4000 mprotect(0x7f38eef58000, 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 executing program write(1, "executing program\n", 18) = 18 mkdirat(AT_FDCWD, "./mysys", 0777) = 0 mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 3 [ 20.613134][ T30] audit: type=1400 audit(1785394813.233:64): avc: denied { execmem } for pid=303 comm="syz-executor752" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 20.617463][ T303] dummy_hcd dummy_hcd.0: remove, state 4 [ 20.632585][ T30] audit: type=1400 audit(1785394813.243:65): avc: denied { mounton } for pid=303 comm="syz-executor752" path="/root/mysys" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 write(3, "dummy_hcd.0", 11) = 11 mkdir("./config", 0777) = 0 mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdir("./config/usb_gadget/g1", 0777) = 0 [ 20.638343][ T303] usb usb1: USB disconnect, device number 1 [ 20.661945][ T30] audit: type=1400 audit(1785394813.243:66): avc: denied { mount } for pid=303 comm="syz-executor752" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 20.671429][ T303] dummy_hcd dummy_hcd.0: stopped [ 20.694348][ T303] dummy_hcd dummy_hcd.0: USB bus 1 deregistered openat(AT_FDCWD, "./config/usb_gadget/g1/UDC", O_WRONLY) = 4 [ 20.702693][ T30] audit: type=1400 audit(1785394813.323:67): avc: denied { mount } for pid=303 comm="syz-executor752" name="/" dev="configfs" ino=13680 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 20.716075][ T303] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 20.726705][ T30] audit: type=1400 audit(1785394813.343:68): avc: denied { search } for pid=303 comm="syz-executor752" name="/" dev="configfs" ino=13680 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 20.737351][ T303] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 20.737377][ T303] CPU: 0 PID: 303 Comm: syz-executor752 Not tainted syzkaller #0 [ 20.737392][ T303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 20.737400][ T303] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 20.759841][ T30] audit: type=1400 audit(1785394813.343:69): avc: denied { write } for pid=303 comm="syz-executor752" name="usb_gadget" dev="configfs" ino=13681 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 20.768182][ T303] Code: 94 c0 4d 8d b4 c6 d0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 1e 81 7f fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 05 81 7f fe 41 be 58 11 00 00 4d [ 20.768196][ T303] RSP: 0018:ffffc900007df9e0 EFLAGS: 00010246 [ 20.775922][ T30] audit: type=1400 audit(1785394813.343:70): avc: denied { add_name } for pid=303 comm="syz-executor752" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 20.785938][ T303] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88810ae12780 [ 20.785951][ T303] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000005 [ 20.785959][ T303] RBP: ffffc900007dfa00 R08: ffff88810005946f R09: 1ffff1102000b28d [ 20.785969][ T303] R10: dffffc0000000000 R11: ffffed102000b28e R12: dffffc0000000000 [ 20.785978][ T303] R13: ffff888107fb9478 R14: ffff8881045d5160 R15: 0000000000000000 [ 20.791946][ T30] audit: type=1400 audit(1785394813.343:71): avc: denied { create } for pid=303 comm="syz-executor752" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 20.814984][ T303] FS: 00005555953c23c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 20.815001][ T303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.815012][ T303] CR2: 0000200000001300 CR3: 000000010199e000 CR4: 00000000003506b0 [ 20.834630][ T30] audit: type=1400 audit(1785394813.343:72): avc: denied { write } for pid=303 comm="syz-executor752" name="UDC" dev="configfs" ino=14136 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 20.840636][ T303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.861127][ T30] audit: type=1400 audit(1785394813.343:73): avc: denied { open } for pid=303 comm="syz-executor752" path="/root/config/usb_gadget/g1/UDC" dev="configfs" ino=14136 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 20.869061][ T303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.869073][ T303] Call Trace: [ 20.869078][ T303] [ 20.869085][ T303] ? dummy_wakeup+0x270/0x270 [ 21.018860][ T303] usb_gadget_set_selfpowered+0x6c/0x180 [ 21.024482][ T303] composite_dev_prepare+0x2e7/0x310 [ 21.029749][ T303] configfs_composite_bind+0xb4/0x13a0 [ 21.035186][ T303] ? __kasan_check_write+0x14/0x20 [ 21.040311][ T303] ? mutex_lock+0x9b/0x1c0 [ 21.044890][ T303] ? os_desc_qw_sign_store+0x140/0x140 [ 21.050333][ T303] udc_bind_to_driver+0x1fb/0x770 [ 21.055911][ T303] ? wait_for_completion_killable_timeout+0x10/0x10 [ 21.062529][ T303] usb_gadget_probe_driver+0x1fc/0x380 [ 21.068056][ T303] gadget_dev_desc_UDC_store+0x217/0x330 [ 21.073690][ T303] configfs_write_iter+0x312/0x400 [ 21.078910][ T303] ? gadget_dev_desc_UDC_show+0x80/0x80 [ 21.084439][ T303] vfs_write+0x831/0xfd0 [ 21.088669][ T303] ? file_end_write+0x1b0/0x1b0 [ 21.093498][ T303] ? _raw_spin_unlock_irq+0x4e/0x70 [ 21.098671][ T303] ? cgroup_leave_frozen+0x165/0x2a0 [ 21.103932][ T303] ? __kasan_check_read+0x11/0x20 [ 21.108956][ T303] ? __fdget_pos+0x2d9/0x380 [ 21.113888][ T303] ksys_write+0x14a/0x260 [ 21.118219][ T303] ? __ia32_sys_read+0x90/0x90 [ 21.122965][ T303] ? __kasan_check_write+0x14/0x20 [ 21.128066][ T303] ? switch_fpu_return+0x15d/0x2c0 [ 21.133164][ T303] __x64_sys_write+0x7b/0x90 [ 21.137757][ T303] x64_sys_call+0x8ef/0x9a0 [ 21.142243][ T303] do_syscall_64+0x4c/0xa0 [ 21.146814][ T303] ? clear_bhb_loop+0x50/0xa0 [ 21.151478][ T303] ? clear_bhb_loop+0x50/0xa0 [ 21.156130][ T303] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 21.162006][ T303] RIP: 0033:0x7f38eeec7d79 [ 21.166397][ T303] 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 [ 21.188028][ T303] RSP: 002b:00007ffd24ed1908 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 21.196449][ T303] RAX: ffffffffffffffda RBX: 6769666e6f632f2e RCX: 00007f38eeec7d79 [ 21.204431][ T303] RDX: 000000000000000b RSI: 0000200000001400 RDI: 0000000000000004 [ 21.212397][ T303] RBP: 00737973796d2f2e R08: 00000000000a8c88 R09: 00000000000a8c88 [ 21.220362][ T303] R10: 00000000000a8c88 R11: 0000000000000246 R12: 00007ffd24ed1a38 [ 21.228317][ T303] R13: 0000000000000002 R14: 00007f38eef58ca0 R15: 0000000000000002 [ 21.236273][ T303] [ 21.239272][ T303] Modules linked in: [ 21.243459][ T303] ---[ end trace e22d8c560aaa74a4 ]--- [ 21.249010][ T303] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 21.255178][ T303] Code: 94 c0 4d 8d b4 c6 d0 04 00 00 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 1e 81 7f fe 4d 8b 3e 4c 89 f8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ff e8 05 81 7f fe 41 be 58 11 00 00 4d [ 21.275526][ T303] RSP: 0018:ffffc900007df9e0 EFLAGS: 00010246 [ 21.281606][ T303] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff88810ae12780 [ 21.289743][ T303] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000005 [ 21.297862][ T303] RBP: ffffc900007dfa00 R08: ffff88810005946f R09: 1ffff1102000b28d [ 21.306106][ T303] R10: dffffc0000000000 R11: ffffed102000b28e R12: dffffc0000000000 [ 21.314416][ T303] R13: ffff888107fb9478 R14: ffff8881045d5160 R15: 0000000000000000 [ 21.322394][ T303] FS: 00005555953c23c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 21.331349][ T303] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 21.337959][ T303] CR2: 0000200000001300 CR3: 000000010199e000 CR4: 00000000003506b0 [ 21.346071][ T303] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 21.354157][ T303] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 21.362232][ T303] Kernel panic - not syncing: Fatal exception [ 21.368550][ T303] Kernel Offset: disabled [ 21.372869][ T303] Rebooting in 86400 seconds..