ci2 starts bisection 2024-05-11 21:55:24.556253021 +0000 UTC m=+50701.748577686
bisecting fixing commit since d30b996835c08018a70dd52c588ba15de1c8378b
building syzkaller on 5b429f39ae82dfd954322d3f42c830cf560f51d2
ensuring issue is reproducible on original commit d30b996835c08018a70dd52c588ba15de1c8378b

testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d05417cd81dc6a2f9fd847d2f44ec53f337f3ad648f46a2d5e28b1db0bf2149c
all runs: crashed: KASAN: use-after-free Write in trylock_super
representative crash: KASAN: use-after-free Write in trylock_super, types: [KASAN]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9526745550a8ac7ff1063df3911a7237dcd5399ca420be175fcea121707f9cb1
all runs: crashed: KASAN: use-after-free Write in trylock_super
representative crash: KASAN: use-after-free Write in trylock_super, types: [KASAN]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
kconfig minimization: base=4789 full=6022 leaves diff=238
split chunks (needed=false): <238>
split chunk #0 of len 238 into 5 parts
testing without sub-chunk 1/5
disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2a20fde9c473d89e2f3ff4caa25ed1a48157a9ce1b6930cdea402d9d1f1b9ebf
run #0: crashed: KASAN: use-after-free Write in trylock_super
run #1: crashed: KASAN: use-after-free Write in trylock_super
run #2: crashed: KASAN: use-after-free Write in trylock_super
run #3: crashed: KASAN: use-after-free Write in trylock_super
run #4: crashed: KASAN: use-after-free Write in trylock_super
run #5: crashed: KASAN: use-after-free Write in trylock_super
run #6: crashed: KASAN: use-after-free Write in trylock_super
run #7: crashed: KASAN: use-after-free Write in trylock_super
run #8: crashed: KASAN: use-after-free Write in trylock_super
run #9: OK
representative crash: KASAN: use-after-free Write in trylock_super, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 19d048d514afe8cd0a36c8b3278c748c17c8b31506307b098aacc2a42136aa49
all runs: OK
false negative chance: 0.000
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f27e21b79578e3fc552389faa910ca80a22527fd864df4ba4c67e388ce1a97e7
run #0: crashed: KASAN: slab-out-of-bounds Write in trylock_super
run #1: crashed: KASAN: use-after-free Write in trylock_super
run #2: crashed: KASAN: use-after-free Write in trylock_super
run #3: crashed: KASAN: use-after-free Write in trylock_super
run #4: crashed: KASAN: use-after-free Write in trylock_super
run #5: crashed: KASAN: use-after-free Write in trylock_super
run #6: crashed: KASAN: use-after-free Write in trylock_super
run #7: crashed: KASAN: use-after-free Write in trylock_super
run #8: OK
run #9: OK
representative crash: KASAN: slab-out-of-bounds Write in trylock_super, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG LOCKDEP], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3cc90710e76c594e352d0b24d0dfd928cbf1109fd1409ef16952ddc91587b77a
run #0: crashed: KASAN: use-after-free Write in trylock_super
run #1: crashed: KASAN: slab-out-of-bounds Write in trylock_super
run #2: crashed: KASAN: use-after-free Write in trylock_super
run #3: crashed: KASAN: use-after-free Write in trylock_super
run #4: crashed: KASAN: use-after-free Write in trylock_super
run #5: crashed: KASAN: use-after-free Write in trylock_super
run #6: crashed: KASAN: use-after-free Write in trylock_super
run #7: crashed: KASAN: use-after-free Write in trylock_super
run #8: crashed: KASAN: use-after-free Write in trylock_super
run #9: OK
representative crash: KASAN: use-after-free Write in trylock_super, types: [KASAN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG LOCKDEP], they are not needed
testing commit d30b996835c08018a70dd52c588ba15de1c8378b gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: caaf963345acdcba8eea01a9319a1ac6f42efe402e1f1e2da1d722689e1ceb43
run #0: crashed: KASAN: use-after-free Write in trylock_super
run #1: crashed: KASAN: use-after-free Write in trylock_super
run #2: crashed: KASAN: use-after-free Write in trylock_super
run #3: crashed: KASAN: use-after-free Write in trylock_super
run #4: crashed: KASAN: use-after-free Write in trylock_super
run #5: crashed: KASAN: use-after-free Write in trylock_super
run #6: crashed: KASAN: use-after-free Write in trylock_super
run #7: crashed: KASAN: use-after-free Write in trylock_super
run #8: crashed: KASAN: use-after-free Write in trylock_super
run #9: OK
representative crash: KASAN: use-after-free Write in trylock_super, types: [KASAN]
the chunk can be dropped
minimized to 48 configs; suspects: [CFG80211 FB HID_HOLTEK HID_PANTHERLORD HID_PETALYNX HID_PICOLCD_FB HID_PICOLCD_LEDS HID_PID HID_PRIMAX HID_PRODIKEYS HID_RMI HID_SAITEK HID_SAMSUNG HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_HUB HID_SPEEDLINK HID_STEELSERIES HID_SUNPLUS HID_THINGM HID_TIVO HID_TOPSEED HID_TWINHAN HID_WALTOP HID_XINMO HID_ZYDACRON HOLTEK_FF HOTPLUG_PCI HWMON HW_CONSOLE I2C_MUX INPUT_JOYSTICK INPUT_LEDS INPUT_MOUSE INTEGRITY INTEGRITY_AUDIT JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL LCD_CLASS_DEVICE LOGIG940_FF LOGIRUMBLEPAD2_FF LOGITECH_FF LOGIWHEELS_FF MAC80211 MAC80211_HAS_RC MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_TUNER MFD_CORE NL80211_TESTMODE NOP_USB_XCEIV PANTHERLORD_FF RADIO_ADAPTERS REGMAP_SPI RESET_CONTROLLER RFKILL RFKILL_LEDS SND SOUND VT WIRELESS]
disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed
testing current HEAD 15b61bfa9950ab95c0c3e42654e9fc5ec1c1c010
testing commit 15b61bfa9950ab95c0c3e42654e9fc5ec1c1c010 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 15b61bfa9950ab95c0c3e42654e9fc5ec1c1c010: arch/x86/kernel/paravirt.c:65:2: error: implicit declaration of function '__text_gen_insn' [-Werror=implicit-function-declaration]
arch/x86/kernel/paravirt.c:65:29: error: 'CALL_INSN_OPCODE' undeclared (first use in this function)
arch/x86/kernel/paravirt.c:66:26: error: 'CALL_INSN_SIZE' undeclared (first use in this function)
arch/x86/kernel/paravirt.c:68:1: error: control reaches end of non-void function [-Werror=return-type]
HEAD had kernel build, boot or test errors
revisions tested: 7, total time: 1h14m53.803939194s (build: 14m56.671671792s, test: 58m33.600013961s)
crash still not fixed or there were kernel test errors
commit msg: Revert "regmap: allow to define reg_update_bits for no bus configuration"
crash: failed building 15b61bfa9950ab95c0c3e42654e9fc5ec1c1c010: arch/x86/kernel/paravirt.c:65:2: error: implicit declaration of function '__text_gen_insn' [-Werror=implicit-function-declaration]
arch/x86/kernel/paravirt.c:65:29: error: 'CALL_INSN_OPCODE' undeclared (first use in this function)
arch/x86/kernel/paravirt.c:66:26: error: 'CALL_INSN_SIZE' undeclared (first use in this function)
arch/x86/kernel/paravirt.c:68:1: error: control reaches end of non-void function [-Werror=return-type]