ci2-upstream-fs/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci2-upstream-fs/syz-executor3804273187 <...> Warning: Permanently added '10.128.1.14' (ED25519) to the list of known hosts. execve("ci2-upstream-fs/syz-executor3804273187", ["ci2-upstream-fs/syz-executor3804273187"], 0x7ffd5886c450 /* 10 vars */) = 0 brk(NULL) = 0x555578064000 brk(0x555578064d80) = 0x555578064d80 arch_prctl(ARCH_SET_FS, 0x555578064400) = 0 set_tid_address(0x5555780646d0) = 5598 set_robust_list(0x5555780646e0, 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-executor3804273187", 4096) = 44 getrandom("\xad\x66\xaf\x57\x7e\xe8\x2c\x38", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555578064d80 brk(0x555578085d80) = 0x555578085d80 brk(0x555578086000) = 0x555578086000 mprotect(0x7f4f04ea9000, 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 5599 attached [pid 5599] set_robust_list(0x5555780646e0, 24 [pid 5598] <... clone resumed>, child_tidptr=0x5555780646d0) = 5599 [pid 5599] <... set_robust_list resumed>) = 0 [pid 5599] rt_sigprocmask(SIG_SETMASK, [] [pid 5598] rt_sigprocmask(SIG_SETMASK, [] [pid 5599] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5598] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5599] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5599] setpgid(0, 0) = 0 [pid 5599] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5599] write(3, "1000", 4) = 4 [pid 5599] close(3) = 0 [pid 5599] write(1, "executing program\n", 18) = 18 [pid 5599] mkdirat(AT_FDCWD, "./sys", 0777) = 0 executing program [pid 5599] mount(NULL, "./sys", "sysfs", 0, NULL) = 0 [pid 5599] openat(AT_FDCWD, "./sys/bus/platform/devices/pcspkr", O_RDONLY) = 3 [pid 5599] openat(3, "driver_override", O_WRONLY) = 4 [pid 5599] write(4, "ucsi_acpi\n", 10) = 10 [pid 5599] openat(AT_FDCWD, "./sys/bus/platform/drivers/ucsi_acpi", O_RDONLY) = 5 [pid 5599] openat(5, "bind", O_WRONLY) = 6 [ 82.074774][ T5599] Oops: general protection fault, probably for non-canonical address 0xdffffc00000000fc: 0000 [#1] SMP KASAN PTI [ 82.086684][ T5599] KASAN: null-ptr-deref in range [0x00000000000007e0-0x00000000000007e7] [ 82.095095][ T5599] CPU: 1 UID: 0 PID: 5599 Comm: syz-executor380 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 82.105314][ T5599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 82.115367][ T5599] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 82.120846][ T5599] 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 [ 82.140438][ T5599] RSP: 0018:ffffc90004c17ab8 EFLAGS: 00010207 [ 82.146507][ T5599] RAX: 00000000000000fc RBX: ffff88801db874e8 RCX: ffff8880123e8000 [ 82.154466][ T5599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.162449][ T5599] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 82.170406][ T5599] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 82.178372][ T5599] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003b70e9d [ 82.186332][ T5599] FS: 0000555578064400(0000) GS:ffff888125cc7000(0000) knlGS:0000000000000000 [ 82.195257][ T5599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.201835][ T5599] CR2: 0000555578064340 CR3: 0000000047808000 CR4: 00000000003526f0 [ 82.209799][ T5599] Call Trace: [ 82.213069][ T5599] [ 82.215991][ T5599] ? __pfx_ucsi_acpi_probe+0x10/0x10 [ 82.221276][ T5599] platform_probe+0xf9/0x190 [ 82.225863][ T5599] ? __pfx_platform_probe+0x10/0x10 [ 82.231049][ T5599] really_probe+0x254/0xae0 [ 82.235537][ T5599] __driver_probe_device+0x1e8/0x360 [ 82.240809][ T5599] device_driver_attach+0xe0/0x1d0 [ 82.245917][ T5599] bind_store+0x1d3/0x220 [ 82.250240][ T5599] ? __pfx_sysfs_kf_write+0x10/0x10 [ 82.255423][ T5599] kernfs_fop_write_iter+0x3a5/0x540 [ 82.260705][ T5599] vfs_write+0x61e/0xbb0 [ 82.264939][ T5599] ? __pfx_vfs_write+0x10/0x10 [ 82.269688][ T5599] ? rt_spin_unlock+0x159/0x200 [ 82.274539][ T5599] ? rt_spin_unlock+0x165/0x200 [ 82.279381][ T5599] ksys_write+0x156/0x270 [ 82.283698][ T5599] ? __pfx_ksys_write+0x10/0x10 [ 82.288572][ T5599] do_syscall_64+0x166/0x520 [ 82.293148][ T5599] ? trace_irq_disable+0x3b/0x140 [ 82.298160][ T5599] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.304218][ T5599] ? clear_bhb_loop+0x70/0xc0 [ 82.308883][ T5599] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.314762][ T5599] RIP: 0033:0x7f4f04e16649 [ 82.319178][ T5599] 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 [ 82.338772][ T5599] RSP: 002b:00007fffa542d1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 82.347175][ T5599] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f04e16649 [ 82.355138][ T5599] RDX: 0000000000000007 RSI: 0000200000000600 RDI: 0000000000000006 [ 82.363096][ T5599] RBP: 0000000000000001 R08: 0000000000000006 R09: 0000000000000006 [ 82.371137][ T5599] R10: 0000000000000006 R11: 0000000000000246 R12: 00007fffa542d368 [ 82.379091][ T5599] R13: 431bde82d7b634db R14: 00007f4f04ea9c40 R15: 0000000000000002 [ 82.387053][ T5599] [ 82.390056][ T5599] Modules linked in: [ 82.394001][ T5599] ---[ end trace 0000000000000000 ]--- [ 82.399525][ T5599] RIP: 0010:ucsi_acpi_probe+0x6c/0x4b0 [ 82.399553][ T5599] 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 [ 82.399566][ T5599] RSP: 0018:ffffc90004c17ab8 EFLAGS: 00010207 [ 82.399581][ T5599] RAX: 00000000000000fc RBX: ffff88801db874e8 RCX: ffff8880123e8000 [ 82.399592][ T5599] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 82.399602][ T5599] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 82.399612][ T5599] R10: dffffc0000000000 R11: ffffffff876108b0 R12: fffffffffffffff0 [ 82.399624][ T5599] R13: dffffc0000000000 R14: 00000000000007e4 R15: 1ffff11003b70e9d [ 82.399637][ T5599] FS: 0000555578064400(0000) GS:ffff888125bc7000(0000) knlGS:0000000000000000 [ 82.399653][ T5599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 82.399665][ T5599] CR2: 0000561d1452b000 CR3: 0000000047808000 CR4: 00000000003526f0 [ 82.399684][ T5599] Kernel panic - not syncing: Fatal exception [ 82.500158][ T5599] Kernel Offset: disabled [ 82.504471][ T5599] Rebooting in 86400 seconds..