./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3862313107 <...> [ 95.133517][ T125] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.212' (ECDSA) to the list of known hosts. execve("./syz-executor3862313107", ["./syz-executor3862313107"], 0x7ffcf83b8ee0 /* 10 vars */) = 0 brk(NULL) = 0x5555572e6000 brk(0x5555572e6c40) = 0x5555572e6c40 arch_prctl(ARCH_SET_FS, 0x5555572e6300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3862313107", 4096) = 28 brk(0x555557307c40) = 0x555557307c40 brk(0x555557308000) = 0x555557308000 mprotect(0x7f4169e15000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3479 attached , child_tidptr=0x5555572e65d0) = 3479 [pid 3479] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3479] setpgid(0, 0) = 0 [pid 3479] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3479] write(3, "1000", 4) = 4 [pid 3479] close(3) = 0 [pid 3479] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 3479] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 18 [ 99.882199][ T27] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 18 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 9 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 72 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 4 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 8 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 8 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffffc932ea0) = 8 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0xfa) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b46c) = 9 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b47c) = 10 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b48c) = 12 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b49c) = 11 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b4ac) = 13 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f4169e1b4bc) = 14 [ 100.422416][ T27] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 100.431592][ T27] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 100.439885][ T27] usb 1-1: Product: syz [ 100.444227][ T27] usb 1-1: Manufacturer: syz [ 100.448895][ T27] usb 1-1: SerialNumber: syz [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 0 [ 100.514000][ T27] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 4096 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 1856 [pid 3479] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffffc933eb0) = 0 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffffc932ea0) = 0 [ 101.172400][ T125] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [pid 3479] ioctl(3, USB_RAW_IOCTL_EP_WRITE, 0x7ffffc933ee0) = 8 [ 101.382275][ C0] ===================================================== [ 101.389300][ C0] BUG: KMSAN: uninit-value in ath9k_htc_rx_msg+0x26b/0xbc0 [ 101.396517][ C0] ath9k_htc_rx_msg+0x26b/0xbc0 [ 101.401379][ C0] ath9k_hif_usb_rx_cb+0x1721/0x1df0 [ 101.406679][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 101.412073][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 101.417290][ C0] dummy_timer+0x157a/0x51c0 [ 101.421886][ C0] call_timer_fn+0x81/0x540 [ 101.426395][ C0] expire_timers+0x2f5/0x6d0 [ 101.430989][ C0] __run_timers+0x682/0xa80 [ 101.435496][ C0] run_timer_softirq+0x71/0xe0 [ 101.440266][ C0] __do_softirq+0x1ee/0x7c5 [ 101.444957][ C0] invoke_softirq+0xa4/0x130 [ 101.449565][ C0] irq_exit_rcu+0x76/0x130 [ 101.454016][ C0] sysvec_apic_timer_interrupt+0xa2/0xc0 [ 101.459672][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 101.465685][ C0] finish_task_switch+0x401/0xad0 [ 101.470723][ C0] __schedule+0x176b/0x21c0 [ 101.475238][ C0] schedule_idle+0x5b/0x90 [ 101.479665][ C0] do_idle+0x816/0x840 [ 101.483745][ C0] cpu_startup_entry+0x3c/0x40 [ 101.488519][ C0] rest_init+0x278/0x2e0 [ 101.492760][ C0] arch_call_rest_init+0x13/0x15 [ 101.497719][ C0] start_kernel+0xa9c/0xc4f [ 101.502231][ C0] x86_64_start_reservations+0x2a/0x2c [ 101.507707][ C0] x86_64_start_kernel+0xf5/0xfa [ 101.512654][ C0] secondary_startup_64_no_verify+0xc4/0xcb [ 101.518566][ C0] [ 101.520879][ C0] Uninit was created at: [ 101.525160][ C0] __kmalloc_node_track_caller+0xde3/0x14f0 [ 101.531071][ C0] __alloc_skb+0x545/0xf90 [ 101.535496][ C0] __netdev_alloc_skb+0x4b9/0x8c0 [ 101.540531][ C0] ath9k_hif_usb_rx_cb+0xead/0x1df0 [ 101.545742][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 101.551122][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 101.556353][ C0] dummy_timer+0x157a/0x51c0 [ 101.560949][ C0] call_timer_fn+0x81/0x540 [ 101.565456][ C0] expire_timers+0x2f5/0x6d0 [ 101.570049][ C0] __run_timers+0x682/0xa80 [ 101.574641][ C0] run_timer_softirq+0x71/0xe0 [ 101.579419][ C0] __do_softirq+0x1ee/0x7c5 [ 101.583936][ C0] [ 101.586251][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.18.0-rc4-syzkaller #0 [ 101.594236][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.604289][ C0] ===================================================== [ 101.611204][ C0] Disabling lock debugging due to kernel taint [ 101.617342][ C0] Kernel panic - not syncing: kmsan.panic set ... [ 101.623747][ C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G B 5.18.0-rc4-syzkaller #0 [ 101.633122][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.643262][ C0] Call Trace: [ 101.646537][ C0] [ 101.649374][ C0] dump_stack_lvl+0x1ff/0x28e [ 101.654075][ C0] dump_stack+0x25/0x28 [ 101.658239][ C0] panic+0x4fe/0xc73 [ 101.662171][ C0] ? add_taint+0x181/0x210 [ 101.666601][ C0] ? console_unlock+0x1c00/0x2130 [ 101.671641][ C0] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 101.677464][ C0] kmsan_report+0x2e6/0x2f0 [ 101.682003][ C0] ? __msan_warning+0x94/0x110 [ 101.686807][ C0] ? ath9k_htc_rx_msg+0x26b/0xbc0 [ 101.691844][ C0] ? ath9k_hif_usb_rx_cb+0x1721/0x1df0 [ 101.697320][ C0] ? __usb_hcd_giveback_urb+0x6c6/0x930 [ 101.702878][ C0] ? usb_hcd_giveback_urb+0x1e2/0x7c0 [ 101.708260][ C0] ? dummy_timer+0x157a/0x51c0 [ 101.713031][ C0] ? call_timer_fn+0x81/0x540 [ 101.717949][ C0] ? expire_timers+0x2f5/0x6d0 [ 101.722738][ C0] ? __run_timers+0x682/0xa80 [ 101.727521][ C0] ? run_timer_softirq+0x71/0xe0 [ 101.732479][ C0] ? __do_softirq+0x1ee/0x7c5 [ 101.737183][ C0] ? invoke_softirq+0xa4/0x130 [ 101.741977][ C0] ? irq_exit_rcu+0x76/0x130 [ 101.746606][ C0] ? sysvec_apic_timer_interrupt+0xa2/0xc0 [ 101.752439][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 101.758628][ C0] ? finish_task_switch+0x401/0xad0 [ 101.763849][ C0] ? __schedule+0x176b/0x21c0 [ 101.768817][ C0] ? schedule_idle+0x5b/0x90 [ 101.773512][ C0] ? do_idle+0x816/0x840 [ 101.777768][ C0] ? cpu_startup_entry+0x3c/0x40 [ 101.782726][ C0] ? rest_init+0x278/0x2e0 [ 101.787147][ C0] ? arch_call_rest_init+0x13/0x15 [ 101.792276][ C0] ? start_kernel+0xa9c/0xc4f [ 101.796969][ C0] ? x86_64_start_reservations+0x2a/0x2c [ 101.802620][ C0] ? x86_64_start_kernel+0xf5/0xfa [ 101.807751][ C0] ? secondary_startup_64_no_verify+0xc4/0xcb [ 101.813843][ C0] ? kmsan_get_metadata+0x33/0x220 [ 101.818964][ C0] ? kmsan_get_metadata+0x33/0x220 [ 101.824085][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.829905][ C0] ? __alloc_skb+0xae7/0xf90 [ 101.834511][ C0] ? kmsan_get_metadata+0x33/0x220 [ 101.839632][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.845448][ C0] __msan_warning+0x94/0x110 [ 101.850059][ C0] ath9k_htc_rx_msg+0x26b/0xbc0 [ 101.854933][ C0] ath9k_hif_usb_rx_cb+0x1721/0x1df0 [ 101.860256][ C0] ? kmsan_get_metadata+0x33/0x220 [ 101.865375][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.871194][ C0] ? ath9k_hif_usb_alloc_urbs+0x1e50/0x1e50 [ 101.877109][ C0] __usb_hcd_giveback_urb+0x6c6/0x930 [ 101.882505][ C0] usb_hcd_giveback_urb+0x1e2/0x7c0 [ 101.887733][ C0] dummy_timer+0x157a/0x51c0 [ 101.892385][ C0] ? dummy_free_streams+0x940/0x940 [ 101.897594][ C0] call_timer_fn+0x81/0x540 [ 101.902117][ C0] expire_timers+0x2f5/0x6d0 [ 101.906731][ C0] ? dummy_free_streams+0x940/0x940 [ 101.911946][ C0] __run_timers+0x682/0xa80 [ 101.916466][ C0] ? kmsan_get_metadata+0x33/0x220 [ 101.921584][ C0] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 101.927404][ C0] run_timer_softirq+0x71/0xe0 [ 101.932179][ C0] ? migrate_timer_list+0x4f0/0x4f0 [ 101.937387][ C0] __do_softirq+0x1ee/0x7c5 [ 101.941913][ C0] invoke_softirq+0xa4/0x130 [ 101.946536][ C0] irq_exit_rcu+0x76/0x130 [ 101.950972][ C0] sysvec_apic_timer_interrupt+0xa2/0xc0 [ 101.956641][ C0] [ 101.959564][ C0] [ 101.962489][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 101.968486][ C0] RIP: 0010:finish_task_switch+0x401/0xad0 [ 101.974306][ C0] Code: f6 0f 85 2d fe ff ff 0f 1f 44 00 00 48 8b 7d a8 48 8b 45 b0 48 89 03 8b 45 d4 89 83 88 0c 00 00 e8 d4 06 9d 0e fb 48 8b 45 98 <4c> 8d a0 08 1b 00 00 41 bd ff ff ff bf 8b 98 08 1b 00 00 44 21 eb [ 101.993931][ C0] RSP: 0018:ffffffff91403be0 EFLAGS: 00000282 [ 102.000002][ C0] RAX: ffffffff914310c0 RBX: ffffffff91431c00 RCX: 0000000000000001 [ 102.007980][ C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000000000001ad08 [ 102.015952][ C0] RBP: ffffffff91403c70 R08: 0000000000000000 R09: 0000000000000001 [ 102.023931][ C0] R10: ffff888114613800 R11: ffff88810c2b20c0 R12: 0000000000000000 [ 102.031908][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88813fc2ce80 [ 102.039900][ C0] __schedule+0x176b/0x21c0 [ 102.044435][ C0] schedule_idle+0x5b/0x90 [ 102.048881][ C0] do_idle+0x816/0x840 [ 102.052971][ C0] cpu_startup_entry+0x3c/0x40 [ 102.057750][ C0] rest_init+0x278/0x2e0 [ 102.062010][ C0] arch_call_rest_init+0x13/0x15 [ 102.066981][ C0] start_kernel+0xa9c/0xc4f [ 102.071505][ C0] x86_64_start_reservations+0x2a/0x2c [ 102.076978][ C0] x86_64_start_kernel+0xf5/0xfa [ 102.081933][ C0] secondary_startup_64_no_verify+0xc4/0xcb [ 102.087865][ C0] [ 102.090965][ C0] Kernel Offset: disabled [ 102.095287][ C0] Rebooting in 86400 seconds..