ci-upstream-rust-kasan-gce/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-rust-kasan-gce/syz-executor2186330394 <...> [ 91.825142][ T201] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.50' (ED25519) to the list of known hosts. execve("ci-upstream-rust-kasan-gce/syz-executor2186330394", ["ci-upstream-rust-kasan-gce/syz-executor2186330394"], 0x7fff43e16cb0 /* 10 vars */) = 0 brk(NULL) = 0x55556a4be000 brk(0x55556a4bed80) = 0x55556a4bed80 arch_prctl(ARCH_SET_FS, 0x55556a4be400) = 0 set_tid_address(0x55556a4be6d0) = 5606 set_robust_list(0x55556a4be6e0, 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}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-rust-kasan-gce/syz-executor2186330394", 4096) = 55 getrandom("\xda\xd9\xb0\xf3\x7d\x09\xd0\x25", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556a4bed80 brk(0x55556a4dfd80) = 0x55556a4dfd80 brk(0x55556a4e0000) = 0x55556a4e0000 mprotect(0x7f8084591000, 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|SIGCHLDci-upstream-rust-kasan-gce/strace-static-x86_64: Process 5607 attached , child_tidptr=0x55556a4be6d0) = 5607 [pid 5606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] set_robust_list(0x55556a4be6e0, 24) = 0 [pid 5607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5607] setpgid(0, 0) = 0 [pid 5607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5607] write(3, "1000", 4) = 4 [pid 5607] close(3) = 0 [pid 5607] write(1, "executing program\n", 18) = 18 executing program [pid 5607] mkdirat(AT_FDCWD, "./mysys", 0777) = 0 [pid 5607] mount(NULL, "./mysys", "sysfs", 0, NULL) = 0 [pid 5607] openat(AT_FDCWD, "./mysys/bus/platform/drivers/dummy_hcd/unbind", O_WRONLY) = 3 [ 92.699641][ T5607] dummy_hcd dummy_hcd.0: remove, state 4 [ 92.699763][ T5607] usb usb1: USB disconnect, device number 1 [ 92.739208][ T5607] dummy_hcd dummy_hcd.0: stopped [pid 5607] write(3, "dummy_hcd.0", 11) = 11 [pid 5607] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 4 [pid 5607] ioctl(4, USB_RAW_IOCTL_INIT, 0x7fff2402ca00) = 0 [ 92.739231][ T5607] dummy_hcd dummy_hcd.0: USB bus 1 deregistered [ 92.793703][ T5607] Oops: gen[ 92.793703][ T5607] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI [ 92.793722][ T5607] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 92.793746][ T5607] CPU: 1 UID: 0 PID: 5607 Comm: syz-executor218 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 92.793763][ T5607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 92.793772][ T5607] RIP: 0010:dummy_udc_start+0xd0/0x1f0 [ 92.793798][ T5607] Code: 41 83 ff 03 74 18 41 83 ff 05 0f 85 93 00 00 00 e8 a5 09 8c fa eb 0c e8 9e 09 8c fa eb 05 e8 97 09 8c fa 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 61 60 f8 fa 4d 8b 36 4c 89 f7 e8 [ 92.793813][ T5607] RSP: 0018:ffffc90004b6f810 EFLAGS: 00010246 [ 92.793827][ T5607] RAX: 0000000000000000 RBX: ffff888028174090 RCX: ffff888026808000 [ 92.793837][ T5607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.793846][ T5607] RBP: ffff88802b126000 R08: ffff888026808000 R09: 0000000000000004 [ 92.793860][ T5607] R10: 0000000000000100 R11: 0000000000000005 R12: dffffc0000000000 [ 92.793869][ T5607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 92.793878][ T5607] FS: 000055556a4be400(0000) GS:ffff888125af2000(0000) knlGS:0000000000000000 [ 92.793891][ T5607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.793903][ T5607] CR2: 000000000062b5d8 CR3: 0000000047070000 CR4: 00000000003526f0 [ 92.793915][ T5607] Call Trace: [ 92.793921][ T5607] [ 92.793927][ T5607] ? __pfx_dummy_udc_start+0x10/0x10 [ 92.793948][ T5607] gadget_bind_driver+0x3a8/0x9e0 [ 92.793967][ T5607] ? __pfx_gadget_bind_driver+0x10/0x10 [ 92.793980][ T5607] really_probe+0x254/0xae0 [ 92.794000][ T5607] __driver_probe_device+0x1e8/0x360 [ 92.794019][ T5607] driver_probe_device+0x4f/0x240 [ 92.794038][ T5607] __driver_attach+0x339/0x600 [ 92.794056][ T5607] bus_for_each_dev+0x23e/0x2c0 [ 92.794079][ T5607] ? __pfx___driver_attach+0x10/0x10 [ 92.794096][ T5607] ? __pfx_bus_for_each_dev+0x10/0x10 [ 92.794117][ T5607] ? rt_spin_unlock+0x157/0x200 [ 92.794139][ T5607] ? rt_spin_unlock+0x163/0x200 [ 92.794159][ T5607] bus_add_driver+0x348/0x670 [ 92.794184][ T5607] driver_register+0x23a/0x320 [ 92.794204][ T5607] usb_gadget_register_driver_owner+0xf9/0x270 [ 92.794230][ T5607] raw_ioctl+0x1503/0x40d0 [ 92.794250][ T5607] ? tomoyo_path_number_perm+0x219/0x5f0 [ 92.794270][ T5607] ? do_vfs_ioctl+0x1184/0x1550 [ 92.794291][ T5607] ? __pfx_raw_ioctl+0x10/0x10 [ 92.794322][ T5607] ? __pfx_ptrace_notify+0x10/0x10 [ 92.794338][ T5607] ? rcu_is_watching+0x15/0xb0 [ 92.794356][ T5607] ? bpf_lsm_file_ioctl+0x9/0x20 [ 92.794379][ T5607] ? __pfx_raw_ioctl+0x10/0x10 [ 92.794419][ T5607] __se_sys_ioctl+0xff/0x170 [ 92.794440][ T5607] do_syscall_64+0x17b/0x530 [ 92.794454][ T5607] ? irqentry_exit+0x10f/0x8f0 [ 92.794468][ T5607] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.794483][ T5607] ? clear_bhb_loop+0x40/0x90 [ 92.794499][ T5607] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 92.794514][ T5607] RIP: 0033:0x7f80844fdddb [ 92.794530][ T5607] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 [ 92.794541][ T5607] RSP: 002b:00007fff2402b930 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 92.794556][ T5607] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f80844fdddb [ 92.794566][ T5607] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 [ 92.794575][ T5607] RBP: 00007fff2402ca00 R08: 0000000000000001 R09: 00000000ffffffff [ 92.794584][ T5607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 92.794592][ T5607] R13: 00007f8084597b20 R14: 00007fff2402b9d0 R15: 0000000000000002 [ 92.794608][ T5607] [ 92.794613][ T5607] Modules linked in: [ 92.794689][ T5607] ---[ end trace 0000000000000000 ]--- [ 92.796521][ T5607] RIP: 0010:dummy_udc_start+0xd0/0x1f0 [ 92.796555][ T5607] Code: 41 83 ff 03 74 18 41 83 ff 05 0f 85 93 00 00 00 e8 a5 09 8c fa eb 0c e8 9e 09 8c fa eb 05 e8 97 09 8c fa 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 61 60 f8 fa 4d 8b 36 4c 89 f7 e8 [ 92.796572][ T5607] RSP: 0018:ffffc90004b6f810 EFLAGS: 00010246 [ 92.796591][ T5607] RAX: 0000000000000000 RBX: ffff888028174090 RCX: ffff888026808000 [ 92.796607][ T5607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.796619][ T5607] RBP: ffff88802b126000 R08: ffff888026808000 R09: 0000000000000004 [ 92.796633][ T5607] R10: 0000000000000100 R11: 0000000000000005 R12: dffffc0000000000 [ 92.796644][ T5607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 92.796654][ T5607] FS: 000055556a4be400(0000) GS:ffff8881259f2000(0000) knlGS:0000000000000000 [ 92.796671][ T5607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.796685][ T5607] CR2: 0000556a91aa7680 CR3: 0000000047070000 CR4: 00000000003526f0 [ 92.796705][ T5607] Kernel panic - not syncing: Fatal exception [ 92.797287][ T5607] Kernel Offset: disabled