ci2 starts bisection 2026-08-26 22:35:27.130643114 +0000 UTC m=+35698.105505068 bisecting fixing commit since e625d26dbfea6ec35827f56959c4759459e3395e building syzkaller on 4fb8ef376b21a14e0ed92c40c92913ac567bd2a3 ensuring issue is reproducible on original commit e625d26dbfea6ec35827f56959c4759459e3395e testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: a8ffcba5fb7d76ecd4a4acbbc0df228a90cf702018264ae627026f0ea9b4934f run #0: basic kernel testing failed: SYZFAIL: failed to recv rpc run #1: basic kernel testing failed: SYZFAIL: failed to recv rpc run #2: basic kernel testing failed: SYZFAIL: failed to recv rpc run #3: crashed: SYZFAIL: tun: can't open /dev/net/tun run #4: crashed: SYZFAIL: tun: can't open /dev/net/tun run #5: crashed: SYZFAIL: tun: can't open /dev/net/tun run #6: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #7: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #8: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #9: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #10: crashed: SYZFAIL: tun: can't open /dev/net/tun run #11: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #12: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #13: crashed: SYZFAIL: tun: can't open /dev/net/tun run #14: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #15: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #16: crashed: SYZFAIL: tun: can't open /dev/net/tun run #17: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #18: crashed: SYZFAIL: tun: can't open /dev/net/tun run #19: 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 [atomic_sleep hang memleak ubsan bug_or_warning kasan locking], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: 80ad5ae8c1118422d131653afe610038a9707c5ffd70cff8e4a637c2946b76e3 run #0: basic kernel testing failed: SYZFAIL: failed to recv rpc run #1: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #2: crashed: SYZFAIL: tun: can't open /dev/net/tun run #3: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #4: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #5: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #6: crashed: SYZFAIL: tun: can't open /dev/net/tun run #7: crashed: SYZFAIL: tun: can't open /dev/net/tun run #8: crashed: SYZFAIL: tun: can't open /dev/net/tun run #9: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed representative crash: SYZFAIL: tun: ioctl(TUNSETIFF) failed, types: [SYZ_FAILURE] the bug reproduces without the instrumentation disabling configs for [bug_or_warning kasan locking atomic_sleep hang memleak ubsan], they are not needed kconfig minimization: base=4788 full=6026 leaves diff=248 split chunks (needed=false): <248> split chunk #0 of len 248 into 5 parts testing without sub-chunk 1/5 disabling configs for [locking atomic_sleep hang memleak ubsan bug_or_warning kasan], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: e2d8fd3d8de13aa72cd74c8b043042d807b4220cb3205bd502bb93b9464c6e6a run #0: crashed: SYZFAIL: tun: can't open /dev/net/tun run #1: crashed: SYZFAIL: tun: can't open /dev/net/tun run #2: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #3: crashed: SYZFAIL: tun: can't open /dev/net/tun run #4: crashed: SYZFAIL: tun: can't open /dev/net/tun run #5: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #6: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #7: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #8: crashed: SYZFAIL: tun: can't open /dev/net/tun run #9: 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 [hang memleak ubsan bug_or_warning kasan locking atomic_sleep], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: f733f13ed6aedbdb690f2a3b7c7e182c8b1baf49cb3d2296f7f64f7f4a8b389a run #0: crashed: SYZFAIL: tun: can't open /dev/net/tun run #1: crashed: SYZFAIL: tun: can't open /dev/net/tun run #2: crashed: SYZFAIL: tun: can't open /dev/net/tun run #3: crashed: SYZFAIL: tun: can't open /dev/net/tun run #4: crashed: SYZFAIL: tun: can't open /dev/net/tun run #5: crashed: SYZFAIL: tun: can't open /dev/net/tun run #6: crashed: SYZFAIL: tun: can't open /dev/net/tun run #7: crashed: SYZFAIL: tun: can't open /dev/net/tun run #8: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #9: 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 memleak ubsan bug_or_warning kasan locking atomic_sleep], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: 668fee2e2ba5f186daac30e3813a877fde3e65ec299007ac7c3d2737f69a1ca3 run #0: basic kernel testing failed: SYZFAIL: failed to recv rpc run #1: crashed: SYZFAIL: tun: can't open /dev/net/tun run #2: crashed: SYZFAIL: tun: can't open /dev/net/tun run #3: crashed: SYZFAIL: tun: can't open /dev/net/tun run #4: crashed: SYZFAIL: tun: can't open /dev/net/tun run #5: crashed: SYZFAIL: tun: can't open /dev/net/tun run #6: crashed: SYZFAIL: tun: can't open /dev/net/tun run #7: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #8: crashed: SYZFAIL: tun: can't open /dev/net/tun run #9: 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 [memleak ubsan bug_or_warning kasan locking atomic_sleep hang], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: b8255a492c270d724c73bcdb45522514567ee478c1c89a657dc3ebdfa022be54 run #0: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #1: crashed: SYZFAIL: tun: can't open /dev/net/tun run #2: crashed: SYZFAIL: tun: can't open /dev/net/tun run #3: crashed: SYZFAIL: tun: can't open /dev/net/tun run #4: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #5: crashed: SYZFAIL: tun: can't open /dev/net/tun run #6: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #7: crashed: SYZFAIL: tun: can't open /dev/net/tun run #8: crashed: SYZFAIL: tun: can't open /dev/net/tun run #9: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed representative crash: SYZFAIL: tun: ioctl(TUNSETIFF) failed, types: [SYZ_FAILURE] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [bug_or_warning kasan locking atomic_sleep hang memleak ubsan], they are not needed testing commit e625d26dbfea6ec35827f56959c4759459e3395e gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 failed building e625d26dbfea6ec35827f56959c4759459e3395e: net/socket.c:1128:(.text+0x817): undefined reference to `wext_handle_ioctl' net/socket.c:3397:(.text+0xa08): undefined reference to `compat_wext_handle_ioctl' net/core/net-procfs.c:346:(.text+0x109): undefined reference to `wext_proc_exit' net/core/net-procfs.c:330:(.text+0x1e4): undefined reference to `wext_proc_init' minimized to 48 configs; suspects: [HID_ZEROPLUS USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_DM9601 USB_NET_GL620A 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 USB_XHCI_PCI_RENESAS 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 ZEROPLUS_FF] disabling configs for [atomic_sleep hang memleak ubsan bug_or_warning kasan locking], they are not needed testing current HEAD 174d3ccb72b864fb3f9762eee78a448d7bf462e4 testing commit 174d3ccb72b864fb3f9762eee78a448d7bf462e4 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.44 kernel signature: e3afab0de217061faf6a19c81b024c415a13baba801f1f2c984cfa229967baf7 run #0: basic kernel testing failed: SYZFAIL: failed to recv rpc run #1: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #2: crashed: SYZFAIL: tun: can't open /dev/net/tun run #3: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #4: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #5: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #6: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #7: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #8: crashed: SYZFAIL: tun: ioctl(TUNSETIFF) failed run #9: crashed: SYZFAIL: tun: can't open /dev/net/tun representative crash: SYZFAIL: tun: ioctl(TUNSETIFF) failed, types: [SYZ_FAILURE] crash still not fixed/happens on the oldest tested release revisions tested: 7, total time: 2h12m7.14389019s (build: 35m11.659076017s, test: 1h26m30.139125623s) crash still not fixed or there were kernel test errors commit msg: Revert "audit: widen ino fields to u64" crash: SYZFAIL: tun: ioctl(TUNSETIFF) failed SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: tun: ioctl(TUNSETIFF) failed (errno 25: Inappropriate ioctl for device) loop exited with status 67 SYZFAIL: repeatedly failed to execute the program proc=2 req=617 state=3 status=67 (errno 9: Bad file descriptor) connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF