ci2 starts bisection 2025-04-15 01:56:18.997417466 +0000 UTC m=+280345.420902974
bisecting fixing commit since 61cfd264993d07540f60a5c53d77a14c818e54a9
building syzkaller on 56230772cba106f46117f03491f01c3cf511ae26
ensuring issue is reproducible on original commit 61cfd264993d07540f60a5c53d77a14c818e54a9

testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 387fc979beed32891e56cf4f2a71c8362216dae5562148c8fea3f90add98baaf
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
check whether we can drop unnecessary instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4dc5c4c1472407cfa0916574e0fb4f97d9d850c37194f195d4e599e9f43f80c8
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
the bug reproduces without the instrumentation
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
kconfig minimization: base=4920 full=6161 leaves diff=241
split chunks (needed=false): <241>
split chunk #0 of len 241 into 5 parts
testing without sub-chunk 1/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 466defe7308d3dfaee37cfcb07186acc745f9ba157fd53d26137eaafa5ab737a
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a5ef8bc474833d8663f53ad4c9041973ecb5202a7c461a0f96ad91dc068e9208
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e074adca37fcf8a95c5cd37eb37d1b840f49752a709693dd06a8ff2f39457b3b
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c86a1702869adfa530dfb98f9962f74582f92333baf3333f38f535cbe68c08f3
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 61cfd264993d07540f60a5c53d77a14c818e54a9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 61cfd264993d07540f60a5c53d77a14c818e54a9: net/socket.c:1189: undefined reference to `wext_handle_ioctl'
net/socket.c:3383: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:343: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:327: undefined reference to `wext_proc_init'
minimized to 45 configs; suspects: [HID_ZEROPLUS USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_X32 ZEROPLUS_FF]
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing current HEAD 610bd6013c81b1a96c41e2da538b46bbccb691e2
testing commit 610bd6013c81b1a96c41e2da538b46bbccb691e2 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 843b44eaf46fe2d72b35ce0ce219dfcbeb7f635d56ec5aff09ae456168d6bc33
all runs: crashed: SYZFAIL: tun: can't open /dev/net/tun
representative crash: SYZFAIL: tun: can't open /dev/net/tun, types: [SYZ_FAILURE]
crash still not fixed/happens on the oldest tested release
revisions tested: 7, total time: 36m52.662091801s (build: 13m6.722555215s, test: 21m34.415127434s)
crash still not fixed or there were kernel test errors
commit msg: Merge 006a4e9069a1 ("usb: dwc3: Fix timeout issue during controller enter/exit from halt state") into android13-5.15-lts
crash: SYZFAIL: tun: can't open /dev/net/tun
2025/04/15 02:32:41 [FATAL] executor failed 11 times: executor 0: exit status 67 err exit status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
exit status 67

SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
exit status 67