ci2 starts bisection 2026-08-26 04:13:21.332370219 +0000 UTC m=+14292.584699298
bisecting fixing commit since 8852ea8c096af62a7a098cf7600369fe043d0bad
building syzkaller on ce741359ce23515704db594be00c4c776239ee22
ensuring issue is reproducible on original commit 8852ea8c096af62a7a098cf7600369fe043d0bad

testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: ccbd2b407be4c6c7648d67212dbf19ff3a1fc640b8d0c3e5319120fbb78724f7
run #0: infra problem: failed to create instance: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '659EB9B56E1F7.30A1C2B.A12DA2DF'), backendError
run #1: infra problem: failed to create instance: googleapi: Error 503: Internal error. Please try again or contact Google Support. (Code: '659EB9B84A44D.6B5A8BA.D12ECFB1'), backendError
run #2: infra problem: create instance operation failed: &{Code:INTERNAL_ERROR ErrorDetails:[] Location: Message:Internal error. Please try again or contact Google Support. (Code: '936960878388420167') ForceSendFields:[] NullFields:[]}.
run #3: infra problem: create instance operation failed: &{Code:INTERNAL_ERROR ErrorDetails:[] Location: Message:Internal error. Please try again or contact Google Support. (Code: '-736197146215478269') ForceSendFields:[] NullFields:[]}.
run #4: infra problem: create instance operation failed: &{Code:INTERNAL_ERROR ErrorDetails:[] Location: Message:Internal error. Please try again or contact Google Support. (Code: '9045204483935808200') ForceSendFields:[] NullFields:[]}.
run #5: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #6: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #7: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #8: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #9: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #10: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #11: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #12: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #13: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #14: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #15: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #16: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #17: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #18: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
run #19: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
check whether we can drop unnecessary instrumentation
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 6b8be3acac7091f90636607a771790ed154cc50862a3b9e3ced35582caa899f8
all runs: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
the bug reproduces without the instrumentation
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
kconfig minimization: base=5186 full=6558 leaves diff=267
split chunks (needed=false): <267>
split chunk #0 of len 267 into 5 parts
testing without sub-chunk 1/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 756114727f86a12b03c8f69f8ceca3519870540bfca46699da5affd89b65759e
all runs: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan kasan locking atomic_sleep], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: bdb34593e72c5e428b1f8dcaf851c2ccc7c532960be2a637140b34ee3f6501d9
all runs: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: 61453aa7680ec88e5f507e341b7cf330a24f93357ea9f3187e7482c5e0af39b3
all runs: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [ubsan kasan locking atomic_sleep hang memleak], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
kernel signature: b3436eb0d35d7b2b65b5a7f09f31181e9f4ad838c1162993a8c0e9d7d7fc1c5c
all runs: crashed: BUG: unable to handle kernel paging request in ext4_free_ext_path
representative crash: BUG: unable to handle kernel paging request in ext4_free_ext_path, types: [MEMORY_SAFETY_BUG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing commit 8852ea8c096af62a7a098cf7600369fe043d0bad gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 8852ea8c096af62a7a098cf7600369fe043d0bad: ld.lld: error: undefined symbol: wext_proc_init
ld.lld: error: undefined symbol: wext_proc_exit
ld.lld: error: undefined symbol: wext_handle_ioctl
ld.lld: error: undefined symbol: compat_wext_handle_ioctl
minimized to 51 configs; suspects: [HAVE_CLK 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_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 ZEROPLUS_FF]
disabling configs for [kasan locking atomic_sleep hang memleak ubsan], they are not needed
testing current HEAD 4462f10edf18e66e225f94e9dbd56bee6011c4df
testing commit 4462f10edf18e66e225f94e9dbd56bee6011c4df gcc
compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
failed building 4462f10edf18e66e225f94e9dbd56bee6011c4df: certs/extract-cert.c:149:7: error: use of undeclared identifier 'key_pass'
certs/extract-cert.c:150:42: error: use of undeclared identifier 'key_pass'
HEAD had kernel build, boot or test errors
revisions tested: 6, total time: 1h27m34.354390073s (build: 20m32.510705625s, test: 57m4.276136954s)
crash still not fixed or there were kernel test errors
commit msg: ANDROID: GKI: update symbol list file for xiaomi
crash: failed building 4462f10edf18e66e225f94e9dbd56bee6011c4df: certs/extract-cert.c:149:7: error: use of undeclared identifier 'key_pass'
certs/extract-cert.c:150:42: error: use of undeclared identifier 'key_pass'