ci2-android-6-1/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-android-6-1/syz-executor3278052259 <...> Warning: Permanently added '10.128.1.76' (ED25519) to the list of known hosts. execve("ci2-android-6-1/syz-executor3278052259", ["ci2-android-6-1/syz-executor3278052259"], 0x7ffef6a0b420 /* 10 vars */) = 0 brk(NULL) = 0x5555733b8000 brk(0x5555733b8d40) = 0x5555733b8d40 arch_prctl(ARCH_SET_FS, 0x5555733b83c0) = 0 set_tid_address(0x5555733b8690) = 305 set_robust_list(0x5555733b86a0, 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-executor3278052259", 4096) = 44 getrandom("\x30\x33\x51\x30\x36\xc6\x66\xa1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555733b8d40 brk(0x5555733d9d40) = 0x5555733d9d40 brk(0x5555733da000) = 0x5555733da000 mprotect(0x7f6d9ed9a000, 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 [ 23.863820][ T28] audit: type=1400 audit(1787284564.179:64): avc: denied { execmem } for pid=305 comm="syz-executor327" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 23.869362][ T305] dummy_hcd dummy_hcd.0: remove, state 4 [ 23.885028][ T28] audit: type=1400 audit(1787284564.179:65): avc: denied { mounton } for pid=305 comm="syz-executor327" path="/root/mysys" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 23.885066][ T28] audit: type=1400 audit(1787284564.179:66): avc: denied { mount } for pid=305 comm="syz-executor327" name="/" dev="sysfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 23.947231][ T305] usb usb1: USB disconnect, device number 1 [ 23.955473][ T305] dummy_hcd dummy_hcd.0: stopped write(3, "dummy_hcd.0", 11) = 11 mkdirat(AT_FDCWD, "./config", 0777) = 0 mount(NULL, "./config", "configfs", 0, NULL) = 0 mkdirat(AT_FDCWD, "./config/usb_gadget/g1", 0777) = 0 chdir("./config/usb_gadget/g1") = 0 openat(AT_FDCWD, "UDC", O_WRONLY) = 4 [ 23.960546][ T305] dummy_hcd dummy_hcd.0: USB bus 1 deregistered [ 23.969846][ T28] audit: type=1400 audit(1787284564.279:67): avc: denied { mount } for pid=305 comm="syz-executor327" name="/" dev="configfs" ino=2959 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 23.972792][ T305] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 23.994887][ T28] audit: type=1400 audit(1787284564.289:68): avc: denied { search } for pid=305 comm="syz-executor327" name="/" dev="configfs" ino=2959 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.006266][ T305] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 24.006288][ T305] CPU: 1 PID: 305 Comm: syz-executor327 Not tainted syzkaller #0 [ 24.006307][ T305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 24.006316][ T305] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 24.006370][ T305] 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 [ 24.006384][ T305] RSP: 0018:ffffc90000e87738 EFLAGS: 00010246 [ 24.006402][ T305] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 24.006413][ T305] RDX: ffff88810fa13cc0 RSI: 0000000000000003 RDI: 0000000000000005 [ 24.006424][ T305] RBP: ffffc90000e87758 R08: ffff8881001b0167 R09: 1ffff1102003602c [ 24.006437][ T305] R10: 0000000000000000 R11: ffffed102003602d R12: dffffc0000000000 [ 24.006449][ T305] R13: ffff8881096ee468 R14: ffff88810e0b5170 R15: 0000000000000000 [ 24.031110][ T28] audit: type=1400 audit(1787284564.289:69): avc: denied { write } for pid=305 comm="syz-executor327" name="usb_gadget" dev="configfs" ino=2960 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.039382][ T305] FS: 00005555733b83c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.048309][ T28] audit: type=1400 audit(1787284564.289:70): avc: denied { add_name } for pid=305 comm="syz-executor327" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=dir permissive=1 [ 24.059460][ T305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.059485][ T305] CR2: 000055f7a755c870 CR3: 0000000120d58000 CR4: 00000000003506a0 [ 24.059503][ T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.067285][ T28] audit: type=1400 audit(1787284564.289:71): avc: denied { create } for pid=305 comm="syz-executor327" name="g1" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:configfs_t tclass=dir permissive=1 [ 24.086033][ T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.086056][ T305] Call Trace: [ 24.086062][ T305] [ 24.086069][ T305] ? __cfi_dummy_set_selfpowered+0x10/0x10 [ 24.086097][ T305] usb_gadget_set_selfpowered+0x7a/0x190 [ 24.093144][ T28] audit: type=1400 audit(1787284564.289:72): avc: denied { write } for pid=305 comm="syz-executor327" name="UDC" dev="configfs" ino=14729 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 24.102812][ T305] composite_dev_prepare+0x2e7/0x310 [ 24.102851][ T305] configfs_composite_bind+0xb4/0x13b0 [ 24.102872][ T305] ? mutex_unlock+0x8f/0x230 [ 24.111637][ T28] audit: type=1400 audit(1787284564.289:73): avc: denied { open } for pid=305 comm="syz-executor327" path="/root/config/usb_gadget/g1/UDC" dev="configfs" ino=14729 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=file permissive=1 [ 24.120023][ T305] ? __cfi_mutex_unlock+0x10/0x10 [ 24.120059][ T305] ? __kasan_check_write+0x14/0x20 [ 24.120076][ T305] ? kernfs_put+0x44f/0x480 [ 24.120091][ T305] ? __cfi_configfs_composite_bind+0x10/0x10 [ 24.120111][ T305] gadget_bind_driver+0x2eb/0x990 [ 24.353375][ T305] ? sysfs_create_link+0x68/0x80 [ 24.358769][ T305] ? __cfi_gadget_bind_driver+0x10/0x10 [ 24.364960][ T305] really_probe+0x2d7/0x9a0 [ 24.369761][ T305] ? __kasan_check_write+0x14/0x20 [ 24.374893][ T305] __driver_probe_device+0x193/0x270 [ 24.380566][ T305] driver_probe_device+0x54/0x3e0 [ 24.385977][ T305] __driver_attach+0x41a/0x5d0 [ 24.390959][ T305] bus_for_each_dev+0x18c/0x200 [ 24.396132][ T305] ? __cfi__raw_spin_lock+0x10/0x10 [ 24.401679][ T305] ? __cfi___driver_attach+0x10/0x10 [ 24.407450][ T305] ? __cfi_bus_for_each_dev+0x10/0x10 [ 24.412857][ T305] ? _raw_spin_unlock+0x4c/0x70 [ 24.417929][ T305] ? klist_add_tail+0x1e5/0x220 [ 24.422998][ T305] driver_attach+0x42/0x50 [ 24.427948][ T305] bus_add_driver+0x322/0x560 [ 24.432740][ T305] driver_register+0x335/0x440 [ 24.437516][ T305] usb_gadget_register_driver_owner+0xf8/0x270 [ 24.444198][ T305] gadget_dev_desc_UDC_store+0x220/0x340 [ 24.450025][ T305] configfs_write_iter+0x323/0x410 [ 24.455322][ T305] ? __cfi_gadget_dev_desc_UDC_store+0x10/0x10 [ 24.461843][ T305] vfs_write+0x5ef/0xd00 [ 24.466259][ T305] ? __cfi_vfs_write+0x10/0x10 [ 24.471308][ T305] ? memset+0x35/0x40 [ 24.475321][ T305] ? __kasan_check_read+0x11/0x20 [ 24.480359][ T305] ? __fdget_pos+0x2d4/0x380 [ 24.485176][ T305] ksys_write+0x14a/0x260 [ 24.489535][ T305] ? __cfi_ksys_write+0x10/0x10 [ 24.494504][ T305] ? fpregs_restore_userregs+0x128/0x260 [ 24.500626][ T305] __x64_sys_write+0x7b/0x90 [ 24.505324][ T305] x64_sys_call+0x27b/0x9a0 [ 24.510362][ T305] do_syscall_64+0x4c/0xa0 [ 24.514824][ T305] ? clear_bhb_loop+0x30/0x80 [ 24.519995][ T305] ? clear_bhb_loop+0x30/0x80 [ 24.524689][ T305] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 24.530789][ T305] RIP: 0033:0x7f6d9ed09db9 [ 24.535251][ T305] 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 [ 24.555137][ T305] RSP: 002b:00007ffd72edaa28 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 24.563655][ T305] RAX: ffffffffffffffda RBX: 0031672f74656764 RCX: 00007f6d9ed09db9 [ 24.571801][ T305] RDX: 000000000000000b RSI: 0000200000000600 RDI: 0000000000000004 [ 24.580568][ T305] RBP: 00737973796d2f2e R08: 00000000000a8c88 R09: 00000000000a8c88 [ 24.589712][ T305] R10: 00000000000a8c88 R11: 0000000000000246 R12: 00007ffd72edab58 [ 24.598069][ T305] R13: 0000000000000002 R14: 00007f6d9ed9aca0 R15: 0000000000000002 [ 24.606063][ T305] [ 24.609304][ T305] Modules linked in: [ 24.613397][ T305] ---[ end trace 0000000000000000 ]--- [ 24.619056][ T305] RIP: 0010:dummy_set_selfpowered+0xbc/0x150 [ 24.625404][ T305] 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 [ 24.645313][ T305] RSP: 0018:ffffc90000e87738 EFLAGS: 00010246 [ 24.651700][ T305] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 24.660021][ T305] RDX: ffff88810fa13cc0 RSI: 0000000000000003 RDI: 0000000000000005 [ 24.668373][ T305] RBP: ffffc90000e87758 R08: ffff8881001b0167 R09: 1ffff1102003602c [ 24.676435][ T305] R10: 0000000000000000 R11: ffffed102003602d R12: dffffc0000000000 [ 24.684884][ T305] R13: ffff8881096ee468 R14: ffff88810e0b5170 R15: 0000000000000000 [ 24.693124][ T305] FS: 00005555733b83c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.703369][ T305] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.710102][ T305] CR2: 000055f7a755c870 CR3: 0000000120d58000 CR4: 00000000003506a0 [ 24.719500][ T305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.727731][ T305] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.735882][ T305] Kernel panic - not syncing: Fatal exception [ 24.742176][ T305] Kernel Offset: disabled [ 24.746524][ T305] Rebooting in 86400 seconds..