ci2 starts bisection 2023-11-04 05:20:23.570803274 +0000 UTC m=+37070.476242100 bisecting fixing commit since fa74641fb6b93a19ccb50579886ecc98320230f9 building syzkaller on 4bce1a3e705a8b62de8194bdb28f5eef89c8feec ensuring issue is reproducible on original commit fa74641fb6b93a19ccb50579886ecc98320230f9 testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6baf3c29beca91b64edbef32e90786b60e1c8a46044a61d1f306f3979c902b98 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: INFO: rcu detected stall in corrupted run #10: crashed: INFO: rcu detected stall in corrupted run #11: crashed: INFO: rcu detected stall in corrupted run #12: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #13: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #14: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #15: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #16: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #17: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #18: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #19: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: INFO: rcu detected stall in corrupted, types: [HANG KASAN] check whether we can drop unnecessary instrumentation disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG LOCKDEP], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0085fc43aed9f7c9dfd7090c350c92689cd28a7ea56c98488c15109e52578470 run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #7: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #8: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #9: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: INFO: rcu detected stall in corrupted, types: [HANG KASAN] the bug reproduces without the instrumentation disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3820 full=7524 leaves diff=1994 split chunks (needed=false): <1994> split chunk #0 of len 1994 into 5 parts testing without sub-chunk 1/5 disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: aa592a871651c1985d40e4459146628c3a5d0ceb77150769729a640dd5ca931b run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #8: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk run #9: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: INFO: rcu detected stall in corrupted, types: [HANG KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e67d8a7d39ed16faf2a6848d0846962b1579958a8f2455900bc28becdaef75ef run #0: crashed: INFO: rcu detected stall in corrupted run #1: crashed: INFO: rcu detected stall in corrupted run #2: crashed: INFO: rcu detected stall in corrupted run #3: crashed: INFO: rcu detected stall in corrupted run #4: crashed: INFO: rcu detected stall in corrupted run #5: crashed: INFO: rcu detected stall in corrupted run #6: crashed: INFO: rcu detected stall in corrupted run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: INFO: rcu detected stall in corrupted run #9: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: INFO: rcu detected stall in corrupted, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d4c300cd98ead6e61f7981c3550541e4b2962700d91aa74f69ece41f3921381f all runs: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: KASAN: use-after-free Read in xfs_trans_committed_bulk, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 28d84936adc4a0a19d6beb215f55c08ce3cb50b215f1fbf3207d633627366f19 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f8d798a2b57f145e75ebc7f8cbf290e2098268f12c350e0b70113f5c994973e9 all runs: OK false negative chance: 0.000 minimized to 797 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 BCMA BLK_DEV_ZONED BPF_SYSCALL CARDBUS CFG80211 CFG80211_WEXT CMA COMMON_CLK CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON FB GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER HID_ZEROPLUS I2C_MUX IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP IRQ_REMAP KVM KVM_INTEL L2TP LIBNVDIMM MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_COMMON_OPTIONS MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MFD_VIPERBOARD MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TPROXY_IPV4 NF_TPROXY_IPV6 NILFS2_FS NLMON NLS_CODEPAGE_1250 NLS_CODEPAGE_1251 NLS_CODEPAGE_737 NLS_CODEPAGE_775 NLS_CODEPAGE_850 NLS_CODEPAGE_852 NLS_CODEPAGE_855 NLS_CODEPAGE_857 NLS_CODEPAGE_860 NLS_CODEPAGE_861 NLS_CODEPAGE_862 NLS_CODEPAGE_863 NLS_CODEPAGE_864 NLS_CODEPAGE_865 NLS_CODEPAGE_866 NLS_CODEPAGE_869 NLS_CODEPAGE_874 NLS_CODEPAGE_932 NLS_CODEPAGE_936 NLS_CODEPAGE_949 NLS_CODEPAGE_950 NLS_ISO8859_13 NLS_ISO8859_14 NLS_ISO8859_15 NLS_ISO8859_2 NLS_ISO8859_3 NLS_ISO8859_4 NLS_ISO8859_5 NLS_ISO8859_6 NLS_ISO8859_7 NLS_ISO8859_8 NLS_ISO8859_9 NLS_KOI8_R NLS_KOI8_U NLS_MAC_CELTIC NLS_MAC_CENTEURO NLS_MAC_CROATIAN NLS_MAC_CYRILLIC NLS_MAC_GAELIC NLS_MAC_GREEK NLS_MAC_ICELAND NLS_MAC_INUIT NLS_MAC_ROMAN NLS_MAC_ROMANIAN NLS_MAC_TURKISH NOP_USB_XCEIV NOZOMI NTFS3_FS NTFS3_FS_POSIX_ACL NTFS3_LZX_XPRESS NTFS_FS NTFS_RW NULL_TTY NUMA_BALANCING NUMA_BALANCING_DEFAULT_ENABLED NUMA_EMU NUMA_KEEP_MEMINFO NVDIMM_DAX NVDIMM_KEYS NVDIMM_PFN NVME_CORE NVME_FABRICS NVME_FC NVME_MULTIPATH NVME_RDMA NVME_TARGET NVME_TARGET_FC NVME_TARGET_FCLOOP NVME_TARGET_LOOP NVME_TARGET_RDMA NVME_TARGET_TCP NVME_TCP N_GSM N_HDLC OCFS2_DEBUG_FS OCFS2_FS OCFS2_FS_O2CB OCFS2_FS_STATS OCFS2_FS_USERSPACE_CLUSTER OF_GPIO OF_PMEM OMFS_FS OPENVSWITCH OPENVSWITCH_GENEVE OPENVSWITCH_GRE OPENVSWITCH_VXLAN ORANGEFS_FS OSF_PARTITION OVERLAY_FS OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_POOL PAGE_REPORTING PAHOLE_HAS_SPLIT_BTF PARPORT PARPORT_NOT_PC PARTITION_ADVANCED PCCARD PCCARD_NONSTATIC PCIEAER PCI_ENDPOINT PCI_IOV PCMCIA PCMCIA_LOAD_CIS PERCPU_STATS PERSISTENT_KEYRINGS PHONET PHYLINK PHY_CPCAP_USB PHY_QCOM_USB_HS PHY_QCOM_USB_HSIC PHY_SAMSUNG_USB2 PHY_TUSB1210 PKCS7_TEST_KEY PKCS8_PRIVATE_KEY_PARSER PM_CLK PNFS_BLOCK PNFS_FILE_LAYOUT PNFS_FLEXFILE_LAYOUT PPP PPPOATM PPPOE PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_842_COMPRESS PSTORE_COMPRESS PSTORE_DEFLATE_COMPRESS PSTORE_DEFLATE_COMPRESS_DEFAULT PSTORE_LZ4HC_COMPRESS PSTORE_LZ4_COMPRESS PSTORE_LZO_COMPRESS PSTORE_ZSTD_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 RADIO_SI470X RADIO_SI4713 RADIO_TEA575X RAID6_PQ RAID_ATTRS RC_ATI_REMOTE RC_CORE RC_DEVICES RDMA_RXE RDMA_SIW RDS RDS_RDMA RDS_TCP READ_ONLY_THP_FOR_FS REALTEK_AUTOPM REED_SOLOMON REED_SOLOMON_DEC8 REGMAP REGMAP_I2C REGMAP_IRQ REGMAP_MMIO REGULATOR REGULATOR_TWL4030 REISERFS_FS 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TEXTSEARCH_BM TEXTSEARCH_FSM TEXTSEARCH_KMP THERMAL_NETLINK THP_SWAP THRUSTMASTER_FF TIPC TIPC_CRYPTO TIPC_DIAG TIPC_MEDIA_IB TIPC_MEDIA_UDP TLS TLS_TOE TOUCHSCREEN_SUR40 TOUCHSCREEN_USB_3M TOUCHSCREEN_USB_COMPOSITE TOUCHSCREEN_USB_DMC_TSC10 TOUCHSCREEN_USB_E2I TOUCHSCREEN_USB_EASYTOUCH TOUCHSCREEN_USB_EGALAX TOUCHSCREEN_USB_ELO TOUCHSCREEN_USB_ETT_TC45USB TOUCHSCREEN_USB_ETURBO TOUCHSCREEN_USB_GENERAL_TOUCH TOUCHSCREEN_USB_GOTOP TOUCHSCREEN_USB_GUNZE TOUCHSCREEN_USB_IDEALTEK TOUCHSCREEN_USB_IRTOUCH TOUCHSCREEN_USB_ITM TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK TUN TUN_VNET_CROSS_LE TWL4030_CORE TYPEC TYPEC_FUSB302 TYPEC_TCPCI TYPEC_TCPM TYPEC_TPS6598X TYPEC_UCSI UBIFS_ATIME_SUPPORT UBIFS_FS UBIFS_FS_ADVANCED_COMPR UBIFS_FS_LZO UBIFS_FS_SECURITY UBIFS_FS_XATTR UBIFS_FS_ZLIB UBIFS_FS_ZSTD UCSI_ACPI UDF_FS UDMABUF UFS_FS UFS_FS_WRITE UHID ULTRIX_PARTITION UNICODE 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USB_NET_CDC_SUBSET_ENABLE USB_NET_CH9200 USB_NET_CX82310_ETH USB_NET_DM9601 USB_NET_GL620A USB_NET_HUAWEI_CDC_NCM USB_NET_INT51X1 USB_NET_KALMIA USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_QMI_WWAN USB_NET_RNDIS_HOST USB_NET_RNDIS_WLAN USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_OXU210HP_HCD USB_PEGASUS USB_PULSE8_CEC USB_PWC USB_PWC_INPUT_EVDEV USB_PXA27X USB_R8A66597 USB_R8A66597_HCD USB_RAINSHADOW_CEC USB_RAREMONO USB_RAW_GADGET USB_ROLE_SWITCH USB_RTL8150 USB_RTL8152 USB_RTL8153_ECM USB_S2255 USB_SERIAL USB_SERIAL_AIRCABLE USB_SERIAL_ARK3116 USB_SERIAL_BELKIN USB_SERIAL_CH341 USB_SERIAL_CONSOLE USB_SERIAL_CP210X USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_REALTEK USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_U132_HCD USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VETH VFIO VFIO_IOMMU_TYPE1 VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_VDPA VHOST_VSOCK VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_STK1160_COMMON VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS VXLAN WANT_DEV_COREDUMP WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_X2APIC X86_X32_ABI XARRAY_MULTI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XFS_SUPPORT_V4 XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZBUD ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_ZPOOL_DEFAULT_ZBUD] disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP LEAK], they are not needed testing current HEAD 4a61839152cc3e9e00ac059d73a28d148d622b30 testing commit 4a61839152cc3e9e00ac059d73a28d148d622b30 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0224434f2fecf179d7493d5608da41ba64e42e8919b006b473c8dfa944f80a93 all runs: crashed: KASAN: use-after-free Read in xfs_trans_committed_bulk representative crash: KASAN: use-after-free Read in xfs_trans_committed_bulk, types: [KASAN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h39m32.180376374s (build: 32m47.440237413s, test: 1h3m57.308977221s) crash still not fixed or there were kernel test errors commit msg: Linux 6.1.61 crash: KASAN: use-after-free Read in xfs_trans_committed_bulk XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). ================================================================== BUG: KASAN: use-after-free in __lock_acquire+0x8d/0xb70 kernel/locking/lockdep.c:4922 Read of size 8 at addr ffff88806d6a7860 by task kworker/0:1H/349 CPU: 0 PID: 349 Comm: kworker/0:1H Not tainted 6.1.61-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 Workqueue: xfs-log/loop0 xlog_ioend_work Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xf4/0x251 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x15f/0x4f0 mm/kasan/report.c:395 kasan_report+0x136/0x160 mm/kasan/report.c:495 __lock_acquire+0x8d/0xb70 kernel/locking/lockdep.c:4922 lock_acquire+0x1a2/0x390 kernel/locking/lockdep.c:5661 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:350 [inline] xfs_trans_committed_bulk+0xcf/0x670 fs/xfs/xfs_trans.c:773 xlog_cil_committed+0x24a/0xb90 fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x144/0x180 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0x29f/0x390 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x282/0x2d0 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0x92/0xe0 fs/xfs/xfs_log.c:1402 process_one_work+0x745/0xe90 kernel/workqueue.c:2292 worker_thread+0x806/0xe60 kernel/workqueue.c:2439 kthread+0x1e8/0x240 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 Allocated by task 3793: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0x97/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:211 [inline] __do_kmalloc_node mm/slab_common.c:955 [inline] __kmalloc+0xa6/0x1c0 mm/slab_common.c:968 kmalloc include/linux/slab.h:558 [inline] kmem_alloc+0xbf/0x300 fs/xfs/kmem.c:20 kmem_zalloc fs/xfs/kmem.h:69 [inline] xfs_trans_ail_init+0x1c/0x230 fs/xfs/xfs_trans_ail.c:902 xfs_log_mount+0x229/0x550 fs/xfs/xfs_log.c:721 xfs_mountfs+0x990/0x16b0 fs/xfs/xfs_mount.c:805 xfs_fs_fill_super+0xb3e/0xe70 fs/xfs/xfs_super.c:1669 get_tree_bdev+0x3c7/0x5f0 fs/super.c:1355 vfs_get_tree+0x7a/0x170 fs/super.c:1562 do_new_mount+0x1e1/0x8f0 fs/namespace.c:3040 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount+0x23e/0x2d0 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Freed by task 2269: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4b/0x70 mm/kasan/common.c:52 kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:516 ____kasan_slab_free+0x122/0x1e0 mm/kasan/common.c:236 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0x2b4/0x470 mm/slub.c:3674 xfs_log_unmount+0x49/0xc0 fs/xfs/xfs_log.c:1116 xfs_unmountfs+0x10b/0x1c0 fs/xfs/xfs_mount.c:1081 xfs_fs_put_super+0x67/0x2a0 fs/xfs/xfs_super.c:1118 generic_shutdown_super+0x107/0x2c0 fs/super.c:501 kill_block_super+0x75/0xb0 fs/super.c:1459 deactivate_locked_super+0x71/0xd0 fs/super.c:332 cleanup_mnt+0x2bd/0x330 fs/namespace.c:1186 task_work_run+0x206/0x280 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xa9/0xc0 kernel/entry/common.c:171 exit_to_user_mode_prepare+0x6c/0xc0 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x27/0x1c0 kernel/entry/common.c:297 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd The buggy address belongs to the object at ffff88806d6a7800 which belongs to the cache kmalloc-256 of size 256 The buggy address is located 96 bytes inside of 256-byte region [ffff88806d6a7800, ffff88806d6a7900) The buggy address belongs to the physical page: page:ffffea0001b5a980 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x6d6a6 head:ffffea0001b5a980 order:1 compound_mapcount:0 compound_pincount:0 flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) raw: 00fff00000010200 0000000000000000 dead000000000122 ffff88800ac41b40 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 1, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 2, tgid 2 (kthreadd), ts 78131747398, free_ts 78006763794 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x286/0x2b0 mm/page_alloc.c:2513 prep_new_page mm/page_alloc.c:2520 [inline] get_page_from_freelist+0x2fdd/0x3170 mm/page_alloc.c:4279 __alloc_pages+0x251/0x640 mm/page_alloc.c:5545 alloc_slab_page+0x6a/0x150 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x70/0x250 mm/slub.c:1992 ___slab_alloc+0x9df/0xe70 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x195/0x250 mm/slub.c:3437 kmalloc_trace+0x26/0xc0 mm/slab_common.c:1045 kmalloc include/linux/slab.h:553 [inline] kzalloc include/linux/slab.h:689 [inline] set_kthread_struct+0x76/0x170 kernel/kthread.c:117 copy_process+0xfba/0x36a0 kernel/fork.c:2194 kernel_clone+0x190/0x680 kernel/fork.c:2682 kernel_thread+0x14d/0x1d0 kernel/fork.c:2742 create_kthread kernel/kthread.c:399 [inline] kthreadd+0x460/0x5d0 kernel/kthread.c:746 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 page last free stack trace: reset_page_owner include/linux/page_owner.h:24 [inline] free_pages_prepare mm/page_alloc.c:1440 [inline] free_pcp_prepare mm/page_alloc.c:1490 [inline] free_unref_page_prepare+0xd4b/0xee0 mm/page_alloc.c:3358 free_unref_page+0x33/0x390 mm/page_alloc.c:3453 qlink_free mm/kasan/quarantine.c:168 [inline] qlist_free_all+0x76/0xe0 mm/kasan/quarantine.c:187 kasan_quarantine_reduce+0x156/0x170 mm/kasan/quarantine.c:294 __kasan_slab_alloc+0x1f/0x70 mm/kasan/common.c:305 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x54/0x3e0 mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc+0x10c/0x290 mm/slub.c:3422 getname_flags+0x9c/0x430 fs/namei.c:139 user_path_at_empty+0x1b/0x50 fs/namei.c:2876 user_path_at include/linux/namei.h:57 [inline] inotify_find_inode fs/notify/inotify/inotify_user.c:378 [inline] __do_sys_inotify_add_watch fs/notify/inotify/inotify_user.c:777 [inline] __se_sys_inotify_add_watch+0x13f/0xcc0 fs/notify/inotify/inotify_user.c:730 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Memory state around the buggy address: ffff88806d6a7700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff88806d6a7780: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff88806d6a7800: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff88806d6a7880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff88806d6a7900: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ==================================================================