ci2 starts bisection 2025-02-27 18:46:44.189068021 +0000 UTC m=+80270.499968288
bisecting fixing commit since 60534eef47392cc95ccb87f9f7466e90c7d6a666
building syzkaller on ca620dd8f97f5b3a9134b687b5584203019518fb
ensuring issue is reproducible on original commit 60534eef47392cc95ccb87f9f7466e90c7d6a666

testing commit 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 26f5820a7d6504e2fcb386713b402a0cfc5e21891359de368a57e314e4d5bc12
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 785fdc6e6d19c1af3e562c281c53cde763155135c6a5b59676211eb82cd8360d
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
kconfig minimization: base=5179 full=6491 leaves diff=256
split chunks (needed=false): <256>
split chunk #0 of len 256 into 5 parts
testing without sub-chunk 1/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 90ed9caf7d37ebf2dbc1a98d21a70886a204ec91ffa722dc73dfa529f922663a
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3bb099c5d59347c3f100105a1770c1dba676aae0c657fd21d4bdd8fb1a3f56dc
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
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 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 88314756d9b621ab1b3c153d76345aa0836b2878945129a9bad9463f24d67f1c
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
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 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0c566b5b71467f7414861651a3214c31c116a0e5db38f0e0ef5f3af173fcc28c
all runs: crashed: BUG: unable to handle kernel NULL pointer dereference in read_pages
representative crash: BUG: unable to handle kernel NULL pointer dereference in read_pages, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 60534eef47392cc95ccb87f9f7466e90c7d6a666 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
failed building 60534eef47392cc95ccb87f9f7466e90c7d6a666: net/socket.c:1245: undefined reference to `wext_handle_ioctl'
net/socket.c:3442: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:329: undefined reference to `wext_proc_init'
net/core/net-procfs.c:345: undefined reference to `wext_proc_exit'
minimized to 48 configs; suspects: [HID_ZEROPLUS 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_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 V4L2_ASYNC V4L2_FWNODE VIDEO_CAMERA_SENSOR WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_PURELIFI WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_SILABS WLAN_VENDOR_ZYDAS X86_X32_ABI ZEROPLUS_FF]
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing current HEAD fa3cc11118de1205fea828af1c754a76c711096b
testing commit fa3cc11118de1205fea828af1c754a76c711096b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: dc94581337e90c577195971aa0bf24d1755dad4b5ddb9b30b7bc94722b97d880
all runs: basic kernel testing failed: lost connection to test machine
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
HEAD had kernel build, boot or test errors
revisions tested: 7, total time: 1h46m44.324543308s (build: 1h20m11.226866012s, test: 21m43.114574699s)
crash still not fixed or there were kernel test errors
commit msg: ANDROID: GKI: Enable CONFIG_MEMFD_ASHMEM_SHIM
crash: failed testing reproducer on fa3cc11118de1205fea828af1c754a76c711096b