ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3045886036 <...> Warning: Permanently added '10.128.1.134' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3045886036", ["ci2-upstream-fs/syz-executor3045886036"], 0x7ffc2540c6c0 /* 10 vars */) = 0 brk(NULL) = 0x555568b8b000 brk(0x555568b8bd80) = 0x555568b8bd80 arch_prctl(ARCH_SET_FS, 0x555568b8b400) = 0 set_tid_address(0x555568b8b6d0) = 5602 set_robust_list(0x555568b8b6e0, 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/ci2-upstream-fs/syz-executor3045886036", 4096) = 44 getrandom("\x19\x98\xd0\x35\x3f\xf5\x0f\x6b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555568b8bd80 brk(0x555568bacd80) = 0x555568bacd80 brk(0x555568bad000) = 0x555568bad000 mprotect(0x7f7f69b0d000, 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|SIGCHLDci2-upstream-fs/strace-static-x86_64: Process 5603 attached , child_tidptr=0x555568b8b6d0) = 5603 [pid 5603] set_robust_list(0x555568b8b6e0, 24) = 0 [pid 5602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5603] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5603] setpgid(0, 0) = 0 [pid 5603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5603] write(3, "1000", 4) = 4 [pid 5603] close(3) = 0 [pid 5603] write(1, "executing program\n", 18) = 18 executing program [pid 5603] mkdirat(AT_FDCWD, "./sys", 0777) = 0 [pid 5603] mount(NULL, "./sys", "sysfs", 0, NULL) = 0 [pid 5603] openat(AT_FDCWD, "./sys/bus/platform/devices/pcspkr", O_RDONLY) = 3 [pid 5603] openat(3, "driver_override", O_WRONLY) = 4 [pid 5603] write(4, "ucsi_acpi\n", 10) = 10 [pid 5603] openat(AT_FDCWD, "./sys/bus/platform/drivers/ucsi_acpi", O_RDONLY) = 5 [pid 5603] openat(5, "bind", O_WRONLY) = 6 [ 84.069026][ T5603] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000fc: 0000 [#1] SMP KASAN PTI [ 84.080926][ T5603] KASAN: null-ptr-deref in range [0x00000000000007e0-0x00000000000007e7] [ 84.089349][ T5603] CPU: 1 UID: 0 PID: 5603 Comm: syz-executor304 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 84.099580][ T5603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026 [ 84.109637][ T5603] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 84.115110][ T5603] Code: 89 74 24 08 4c 8b 23 4c 89 e7 e8 0f 82 cd fd 49 83 c4 f0 45 31 f6 84 c0 4d 0f 45 f4 49 81 c6 e4 07 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 16 04 00 00 41 8b 2e 31 ff 89 ee e8 8b [ 84.134696][ T5603] RSP: 0018:ffffc90004a57ab8 EFLAGS: 00010207 [ 84.140766][ T5603] RAX: 00000000000000fc RBX: ffff88801d7cb4e8 RCX: ffff888040a43e80 [ 84.148733][ T5603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.156690][ T5603] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.164642][ T5603] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 84.172594][ T5603] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003af969d [ 84.180563][ T5603] FS: 0000555568b8b400(0000) GS:ffff888125cc7000(0000) knlGS:0000000000000000 [ 84.189475][ T5603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.196056][ T5603] CR2: 0000200000000000 CR3: 0000000048f48000 CR4: 00000000003526f0 [ 84.204016][ T5603] Call Trace: [ 84.207283][ T5603] [ 84.210206][ T5603] ? __pfx_ucsi_acpi_probe+0x10/0x10 [ 84.215483][ T5603] platform_probe+0xf9/0x190 [ 84.220074][ T5603] ? __pfx_platform_probe+0x10/0x10 [ 84.225280][ T5603] really_probe+0x254/0xae0 [ 84.229779][ T5603] __driver_probe_device+0x1e8/0x360 [ 84.235058][ T5603] device_driver_attach+0xe0/0x1d0 [ 84.240167][ T5603] bind_store+0x1d3/0x220 [ 84.244491][ T5603] ? __pfx_sysfs_kf_write+0x10/0x10 [ 84.249676][ T5603] kernfs_fop_write_iter+0x3a5/0x540 [ 84.254957][ T5603] vfs_write+0x61e/0xbb0 [ 84.259196][ T5603] ? __pfx_vfs_write+0x10/0x10 [ 84.263971][ T5603] ? rt_spin_unlock+0x159/0x200 [ 84.268840][ T5603] ? rt_spin_unlock+0x165/0x200 [ 84.273696][ T5603] ksys_write+0x156/0x270 [ 84.278025][ T5603] ? __pfx_ksys_write+0x10/0x10 [ 84.282869][ T5603] do_syscall_64+0x166/0x520 [ 84.287443][ T5603] ? trace_irq_disable+0x3b/0x140 [ 84.292460][ T5603] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.298512][ T5603] ? clear_bhb_loop+0x70/0xc0 [ 84.303176][ T5603] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.309050][ T5603] RIP: 0033:0x7f7f69a7a649 [ 84.313478][ T5603] 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 [ 84.333076][ T5603] RSP: 002b:00007ffec4fc66e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 84.341490][ T5603] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f69a7a649 [ 84.349448][ T5603] RDX: 0000000000000007 RSI: 0000200000000600 RDI: 0000000000000006 [ 84.357411][ T5603] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 84.365366][ T5603] R10: 0000000000000006 R11: 0000000000000246 R12: 00007ffec4fc6858 [ 84.373324][ T5603] R13: 431bde82d7b634db R14: 00007f7f69b0dc40 R15: 0000000000000002 [ 84.381288][ T5603] [ 84.384289][ T5603] Modules linked in: [ 84.388251][ T5603] ---[ end trace 0000000000000000 ]--- [ 84.393975][ T5603] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 84.394008][ T5603] Code: 89 74 24 08 4c 8b 23 4c 89 e7 e8 0f 82 cd fd 49 83 c4 f0 45 31 f6 84 c0 4d 0f 45 f4 49 81 c6 e4 07 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 16 04 00 00 41 8b 2e 31 ff 89 ee e8 8b [ 84.394022][ T5603] RSP: 0018:ffffc90004a57ab8 EFLAGS: 00010207 [ 84.394037][ T5603] RAX: 00000000000000fc RBX: ffff88801d7cb4e8 RCX: ffff888040a43e80 [ 84.394050][ T5603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 84.394061][ T5603] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.394083][ T5603] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 84.394095][ T5603] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003af969d [ 84.394107][ T5603] FS: 0000555568b8b400(0000) GS:ffff888125bc7000(0000) knlGS:0000000000000000 [ 84.394121][ T5603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.394133][ T5603] CR2: 00007feeef4af708 CR3: 0000000048f48000 CR4: 00000000003526f0 [ 84.394151][ T5603] Kernel panic - not syncing: Fatal exception [ 84.494532][ T5603] Kernel Offset: disabled [ 84.498848][ T5603] Rebooting in 86400 seconds..