./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4042980512 <...> DUID 00:04:dc:6c:a8:75:19:b8:f7:30:df:f1:e8:1e:24:9d:66:1e forked to background, child pid 3185 [ 21.256435][ T3186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.266119][ T3186] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.49' (ECDSA) to the list of known hosts. execve("./syz-executor4042980512", ["./syz-executor4042980512"], 0x7ffdfe99a3c0 /* 10 vars */) = 0 brk(NULL) = 0x5555556e5000 brk(0x5555556e5c40) = 0x5555556e5c40 arch_prctl(ARCH_SET_FS, 0x5555556e5300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor4042980512", 4096) = 28 brk(0x555555706c40) = 0x555555706c40 brk(0x555555707000) = 0x555555707000 mprotect(0x7f176514f000, 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 openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffc956b2850) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc956b1840) = 18 syzkaller login: [ 37.181816][ T2876] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc956b1840) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc956b1840) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc956b1840) = 27 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc956b2850) = 0 ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7f17651553ac) = 10 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffc956b1840) = 0 [ 37.541895][ T2876] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9374, bcdDevice=bc.3b [ 37.550958][ T2876] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.561288][ T2876] usb 1-1: config 0 descriptor?? ioctl(3, USB_RAW_IOCTL_EP_WRITE, 0x7ffc956b2890) = 12 [ 37.822204][ T27] ------------[ cut here ]------------ [ 37.827673][ T27] WARNING: CPU: 1 PID: 27 at drivers/net/wireless/ath/ath6kl/htc_pipe.c:963 ath6kl_htc_pipe_rx_complete+0xdbd/0x1130 [ 37.840195][ T27] Modules linked in: [ 37.844232][ T27] CPU: 1 PID: 27 Comm: kworker/1:1 Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0 [ 37.853908][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 37.864112][ T27] Workqueue: ath6kl_wq ath6kl_usb_io_comp_work [ 37.870270][ T27] RIP: 0010:ath6kl_htc_pipe_rx_complete+0xdbd/0x1130 [ 37.877126][ T27] Code: e4 e8 f7 36 40 04 48 c7 44 24 38 00 00 00 00 e9 66 fa ff ff e8 b4 b7 35 fc 8b 9c 24 8c 00 00 00 e9 4b f8 ff ff e8 a3 b7 35 fc <0f> 0b 48 c7 c7 e0 39 84 8a 41 bc ea ff ff ff e8 1e 8b 17 04 e9 37 [ 37.896807][ T27] RSP: 0018:ffffc90000a2fba8 EFLAGS: 00010293 [ 37.902902][ T27] RAX: 0000000000000000 RBX: ffff888070e00de0 RCX: 0000000000000000 [ 37.910867][ T27] RDX: ffff8880126a3b00 RSI: ffffffff85455f8d RDI: ffff888070e00e50 [ 37.919119][ T27] RBP: dffffc0000000000 R08: 0000000000000005 R09: 0000000000000000 [ 37.927133][ T27] R10: 0000000000000000 R11: 0000000000000001 R12: ffff888077996000 [ 37.935150][ T27] R13: ffff888070e00de0 R14: 0000000000000000 R15: ffff888077996920 [ 37.943137][ T27] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 37.952116][ T27] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.958700][ T27] CR2: 00007ffe8df91c80 CR3: 000000000bc8e000 CR4: 00000000003506e0 exit_group(0) = ? +++ exited with 0 +++ [ 37.966697][ T27] DR0: 0000000000000000 DR1: 0000000000000000 DR2: