ci2 starts bisection 2023-10-01 22:48:37.497824991 +0000 UTC m=+202728.291074080
bisecting fixing commit since c2611a04b92f0e6a38f718c50605300a325b7c7b
building syzkaller on acb1ba7170ce2a5c91ccaa197eb9e1c450e0d73a
ensuring issue is reproducible on original commit c2611a04b92f0e6a38f718c50605300a325b7c7b

testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 674d99480d1d47678d8eb442a1c6b6d374958157c4692eda62d15557b1d5b7ac
all runs: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f8e3f8391e2e54ccfecc1fa82958d147e94d7d22e9efbcdfad20f0899fca6869
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #7: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #8: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #9: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
kconfig minimization: base=5179 full=6487 leaves diff=250
split chunks (needed=false): <250>
split chunk #0 of len 250 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 884e89d1b13ec50614bc51f28d41526bc10da8b65b0c0216c2d5b5ef2fd2b109
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #7: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #8: OK
run #9: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f1469f9126bb933a0b26626b0710b54dfc73ee9c30ae4a62943fb47acd3d1b75
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d224be80ac2d00019d6ce9f9dea4f70fb4f62bfac7c572b91ce727729d142603
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8c2e8bc3512ede7dbdafcb4273de52c6788084e20a4dac88ada5d99d11788755
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit c2611a04b92f0e6a38f718c50605300a325b7c7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
failed building c2611a04b92f0e6a38f718c50605300a325b7c7b: net/socket.c:1225: undefined reference to `wext_handle_ioctl'
net/socket.c:3420: 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 150 configs; suspects: [COMMON_CLK DRM HAVE_CLK HID_SMARTJOYPLUS HID_THRUSTMASTER HID_ZEROPLUS INPUT_TABLET MEDIA_RADIO_SUPPORT PM_CLK RADIO_ADAPTERS REGMAP_SPI RESET_CONTROLLER RFKILL RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 SMARTJOYPLUS_FF SMSC_PHY SND SND_COMPRESS_OFFLOAD SND_CTL_FAST_LOOKUP SND_DMAENGINE_PCM SND_DMA_SGBUF SND_DYNAMIC_MINORS SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_SOUNDWIRE_ACPI SND_PCI SND_PCM SND_PCM_TIMER SND_PROC_FS SND_RAWMIDI SND_SOC SND_SOC_ACPI SND_SOC_ACPI_INTEL_MATCH SND_SOC_COMPRESS SND_SOC_GENERIC_DMAENGINE_PCM SND_SOC_I2C_AND_SPI SND_SOC_INTEL_MACH SND_SOC_INTEL_SST_TOPLEVEL SND_SOC_TOPOLOGY SND_SPI SND_SST_ATOM_HIFI2_PLATFORM SND_SST_ATOM_HIFI2_PLATFORM_ACPI SND_TIMER SND_USB SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_X86 SOUND TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB THRUSTMASTER_FF TYPEC_DP_ALTMODE TYPEC_FUSB302 USB_ARMLINUX USB_BELKIN USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_CONFIGFS_EEM USB_CONFIGFS_F_ACC USB_CONFIGFS_F_AUDIO_SRC USB_CONFIGFS_F_FS USB_CONFIGFS_F_HID USB_CONFIGFS_F_LB_SS USB_CONFIGFS_F_MIDI USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_UAC1 USB_CONFIGFS_F_UAC1_LEGACY USB_CONFIGFS_F_UAC2 USB_CONFIGFS_F_UVC USB_CONFIGFS_MASS_STORAGE USB_CONFIGFS_NCM USB_CONFIGFS_OBEX USB_CONFIGFS_RNDIS USB_CONFIGFS_SERIAL USB_CONFIGFS_UEVENT USB_DWC3_OF_SIMPLE USB_EHSET_TEST_FIXTURE USB_F_ACC USB_F_ACM USB_F_AUDIO_SRC USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_NCM USB_F_OBEX USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_IPHETH USB_ISP1760 USB_ISP1760_HCD USB_ISP1760_HOST_ROLE USB_LIBCOMPOSITE USB_LINK_LAYER_TEST USB_MON USB_NET_CDC_MBIM 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 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 [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed
testing current HEAD 52824b718cd06f98f41359a2a8d874d3d07c6f62
testing commit 52824b718cd06f98f41359a2a8d874d3d07c6f62 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 15b66e32931df232b016acf7ed03cea254621a7fa3f4d754d2e7bda43e3705df
run #0: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #1: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #2: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #3: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #4: crashed: kernel panic: EXT4-fs (device loop0): panic forced after error
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
run #10: OK
run #11: OK
run #12: OK
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: kernel panic: EXT4-fs (device loop0): panic forced after error, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
reproducer is flaky (0.60 repro chance estimate)
revisions tested: 7, total time: 1h36m55.41603295s (build: 18m17.934655537s, test: 1h16m0.433382208s)
crash still not fixed or there were kernel test errors
commit msg: UPSTREAM: blk-ioprio: Introduce promote-to-rt policy
crash: kernel panic: EXT4-fs (device loop0): panic forced after error
EXT4-fs (loop0): feature flags set on rev 0 fs, running e2fsck is recommended
EXT4-fs (loop0): warning: checktime reached, running e2fsck is recommended
EXT4-fs warning (device loop0): ext4_update_dynamic_rev:1084: updating to rev 1 because of new feature flag, running e2fsck is recommended
EXT4-fs error (device loop0): ext4_validate_block_bitmap:399: comm syz-executor.0: bg 0: block 46: invalid block bitmap
Kernel panic - not syncing: EXT4-fs (device loop0): panic forced after error
Kernel Offset: disabled
Rebooting in 86400 seconds..