ci starts bisection 2023-08-01 14:03:01.056752022 +0000 UTC m=+170871.223869336 bisecting fixing commit since b6dad5178ceaf23f369c3711062ce1f2afc33644 building syzkaller on 757d26edba7d7de8c564a87a262a0b1321ddf804 ensuring issue is reproducible on original commit b6dad5178ceaf23f369c3711062ce1f2afc33644 testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: eef227ada3f033ab8cce261e2867130481e72756375c7e3d85a77eb67e5cf501 all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, 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 b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1958d9186e71d64ddf1f8a52b37091a453feb4c2282ab77d5184dc7d94ef674f all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] the bug reproduces without the instrumentation disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=3877 full=7584 leaves diff=1998 split chunks (needed=false): <1998> split chunk #0 of len 1998 into 5 parts testing without sub-chunk 1/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7797cd7c4cba9fbc98a0b376604a3058fb5a3cd9cfedb79e2071c629f22a1013 all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f4719a5d903b71568baa342f74ed484704da486855583e7b717680e1cad8aa21 all runs: OK false negative chance: 0.000 testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4a47cb005d98cb4093ab4f8735c979832b5f56aa49b49affa178466d8e16e1de all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [BUG LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e35700842cb649062f1ac225917fafc01e31817918aaa8b7132209824e3a9395 all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP], they are not needed testing commit b6dad5178ceaf23f369c3711062ce1f2afc33644 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 228760097b9aebd0e3018e3492f2474434875b638c889b67f3ab6df952220887 all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] the chunk can be dropped minimized to 400 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_DP_AUX_BUS DRM_DP_AUX_CHARDEV DRM_FBDEV_EMULATION DRM_GEM_SHMEM_HELPER DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER DRM_MIPI_DSI DRM_PANEL DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX DRM_VRAM_HELPER DUMMY DVB_AF9013 DVB_AF9033 DVB_AS102 DVB_AS102_FE DVB_B2C2_FLEXCOP DVB_B2C2_FLEXCOP_USB DVB_CORE DVB_DIB3000MB DVB_DIB3000MC DVB_EC100 DVB_GP8PSK_FE DVB_RTL2830 DVB_RTL2832 DVB_RTL2832_SDR DVB_TEST_DRIVERS DVB_TTUSB_BUDGET DVB_TTUSB_DEC DVB_USB DVB_USB_A800 DVB_USB_AF9005 DVB_USB_AF9005_REMOTE DVB_USB_AF9015 DVB_USB_AF9035 DVB_USB_ANYSEE DVB_USB_AU6610 DVB_USB_AZ6007 DVB_USB_AZ6027 DVB_USB_CE6230 DVB_USB_CINERGY_T2 DVB_USB_CXUSB DVB_USB_DIB0700 DVB_USB_DIB3000MC DVB_USB_DIBUSB_MB DVB_USB_DIBUSB_MC DVB_USB_DIGITV DVB_USB_DTT200U DVB_USB_DTV5100 DVB_USB_DVBSKY DVB_USB_DW2102 DVB_USB_EC168 DVB_USB_GL861 DVB_USB_GP8PSK DVB_USB_LME2510 DVB_USB_M920X DVB_USB_MXL111SF DVB_USB_NOVA_T_USB2 DVB_USB_OPERA1 DVB_USB_PCTV452E DVB_USB_RTL28XXU DVB_USB_TECHNISAT_USB2 DVB_USB_TTUSB2 DVB_USB_UMT_010 DVB_USB_V2 DVB_USB_VP702X DVB_USB_VP7045 DVB_USB_ZD1301 DVB_VIDTV DVB_ZL10353 ECRYPT_FS ECRYPT_FS_MESSAGING EDAC EEPROM_93CX6 EFS_FS ENCRYPTED_KEYS EQUALIZER EROFS_FS EROFS_FS_POSIX_ACL EROFS_FS_SECURITY EROFS_FS_XATTR EROFS_FS_ZIP EVM EVM_ADD_XATTRS EVM_ATTR_FSUUID EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXTCON EXTCON_INTEL_CHT_WC F2FS_CHECK_FS F2FS_FAULT_INJECTION F2FS_FS F2FS_FS_COMPRESSION F2FS_FS_LZ4 F2FS_FS_LZ4HC F2FS_FS_LZO F2FS_FS_LZORLE F2FS_FS_POSIX_ACL F2FS_FS_SECURITY F2FS_FS_XATTR F2FS_FS_ZSTD F2FS_STAT_FS FANOTIFY FANOTIFY_ACCESS_PERMISSIONS FB FB_CFB_COPYAREA FB_CFB_FILLRECT FB_CFB_IMAGEBLIT FB_DEFERRED_IO FB_NOTIFY FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_FOPS FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VESA FB_VGA16 FB_VIRTUAL FDDI FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FONT_8x16 FONT_8x8 FONT_SUPPORT FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY FRAMEBUFFER_CONSOLE_ROTATION FRONTSWAP FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FUSE_DAX FUSE_FS FW_LOADER_COMPRESS FW_LOADER_PAGED_BUF FW_LOADER_SYSFS FW_LOADER_USER_HELPER FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GARP GENERIC_PHY GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GUEST_PERF_EVENTS GVE HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CLK_PREPARE HAVE_HARDENED_USERCOPY_ALLOCATOR HAVE_KVM_CPU_RELAX_INTERCEPT HAVE_KVM_DIRTY_RING HAVE_KVM_DIRTY_RING_ACQ_REL HAVE_KVM_DIRTY_RING_TSO HAVE_KVM_EVENTFD HAVE_KVM_IRQCHIP HAVE_KVM_IRQFD HAVE_KVM_IRQ_BYPASS HAVE_KVM_IRQ_ROUTING HAVE_KVM_MSI HAVE_KVM_NO_POLL HAVE_KVM_PFNCACHE HAVE_KVM_PM_NOTIFIER HAVE_SCHED_AVG_IRQ HDLC HDLC_CISCO HDLC_FR HDLC_PPP HDLC_RAW HDLC_RAW_ETH HDLC_X25 HDMI HFSPLUS_FS HFS_FS HID_ACCUTOUCH HID_ACRUX HID_ACRUX_FF HID_ALPS HID_APPLEIR HID_ASUS HID_AUREAL HID_BATTERY_STRENGTH HID_BETOP_FF HID_CMEDIA HID_CORSAIR HID_CP2112 HID_ELECOM HID_ELO HID_EMS_FF HID_GEMBIRD HID_GFRM HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MAGICMOUSE HID_MAYFLASH HID_MULTITOUCH HID_NTI HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PRIMAX HID_PRODIKEYS HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_DEVICE_ROTATION HID_SENSOR_GYRO_3D HID_SENSOR_HUB HID_SENSOR_HUMIDITY HID_SENSOR_IIO_COMMON HID_SENSOR_IIO_TRIGGER HID_SENSOR_INCLINOMETER_3D HID_SENSOR_MAGNETOMETER_3D HID_SENSOR_PRESS HID_SENSOR_PROX HID_SENSOR_TEMP HID_SPEEDLINK HID_STEELSERIES HID_THINGM HID_TIVO HID_TWINHAN HID_UCLOGIC HID_UDRAW_PS3 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS I2C_ALGOBIT I2C_CHARDEV I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 I2C_MUX I2C_MUX_REG I2C_ROBOTFUZZ_OSIF I2C_SI4713 I2C_SLAVE I2C_SLAVE_EEPROM I2C_TINY_USB I2C_VIPERBOARD IEEE802154 IEEE802154_6LOWPAN IEEE802154_ATUSB IEEE802154_DRIVERS IEEE802154_HWSIM IEEE802154_NL802154_EXPERIMENTAL IEEE802154_SOCKET IFB IIO IIO_BUFFER IIO_KFIFO_BUF IIO_TRIGGER IIO_TRIGGERED_BUFFER IKCONFIG IKCONFIG_PROC IMA IMA_APPRAISE IMA_APPRAISE_MODSIG IMA_DEFAULT_HASH_SHA256 IMA_LSM_RULES IMA_MEASURE_ASYMMETRIC_KEYS IMA_NG_TEMPLATE IMA_QUEUE_EARLY_BOOT_KEYS IMA_READ_POLICY IMA_WRITE_POLICY INET6_ESPINTCP INET6_ESP_OFFLOAD INET6_IPCOMP INET6_TUNNEL INET6_XFRM_TUNNEL INET_AH INET_DCCP_DIAG INET_DIAG INET_DIAG_DESTROY INET_ESP INET_ESPINTCP INET_ESP_OFFLOAD INET_IPCOMP INET_MPTCP_DIAG INET_RAW_DIAG INET_SCTP_DIAG INET_TCP_DIAG INET_UDP_DIAG INET_XFRM_TUNNEL INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_ADDR_TRANS_CONFIGFS INFINIBAND_IPOIB INFINIBAND_IPOIB_CM INFINIBAND_IPOIB_DEBUG INFINIBAND_ISER INFINIBAND_ON_DEMAND_PAGING INFINIBAND_RTRS INFINIBAND_SRP INFINIBAND_USER_ACCESS INFINIBAND_USER_MAD INFINIBAND_USER_MEM INIT_STACK_NONE INPUT_ATI_REMOTE2 INPUT_CM109 INPUT_IMS_PCU INPUT_JOYDEV INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_UINPUT INPUT_YEALINK INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_AUDIT INTEGRITY_SIGNATURE INTEGRITY_TRUSTED_KEYRING INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISH_HID INTEL_SOC_PMIC_CHTWC INTERVAL_TREE INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_TEST IOMMU_SVA IP6_NF_MATCH_AH IP6_NF_MATCH_EUI64 IP6_NF_MATCH_FRAG IP6_NF_MATCH_HL IP6_NF_MATCH_MH IP6_NF_MATCH_OPTS IP6_NF_MATCH_RPFILTER IP6_NF_MATCH_RT IP6_NF_MATCH_SRH IP6_NF_NAT IP6_NF_RAW IP6_NF_SECURITY IP6_NF_TARGET_HL IP6_NF_TARGET_MASQUERADE IP6_NF_TARGET_NPT IP6_NF_TARGET_SYNPROXY IPV6_FOU IPV6_FOU_TUNNEL IPV6_GRE IPV6_ILA IPV6_MIP6 IPV6_MROUTE IPV6_MROUTE_MULTIPLE_TABLES IPV6_MULTIPLE_TABLES IPV6_OPTIMISTIC_DAD IPV6_PIMSM_V2 IPV6_ROUTER_PREF IPV6_ROUTE_INFO IPV6_RPL_LWTUNNEL IPV6_SEG6_BPF IPV6_SEG6_HMAC IPV6_SEG6_LWTUNNEL IPV6_SIT_6RD IPV6_SUBTREES IPV6_TUNNEL IPV6_VTI IPVLAN IPVLAN_L3S IPVTAP IP_DCCP IP_DCCP_CCID3 IP_DCCP_TFRC_LIB IP_FIB_TRIE_STATS IP_MROUTE_MULTIPLE_TABLES IP_NF_ARPFILTER IP_NF_ARPTABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_RAW IP_NF_SECURITY IP_NF_TARGET_ECN IP_NF_TARGET_NETMAP IP_NF_TARGET_REDIRECT IP_NF_TARGET_SYNPROXY IP_NF_TARGET_TTL IP_ROUTE_CLASSID IP_SCTP IP_SET IP_SET_BITMAP_IP IP_SET_BITMAP_IPMAC IP_SET_BITMAP_PORT IP_SET_HASH_IP IP_SET_HASH_IPMAC IP_SET_HASH_IPMARK IP_SET_HASH_IPPORT IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_TCP IP_VS_PROTO_UDP IRQ_TIME_ACCOUNTING LAPB LCD_CLASS_DEVICE MAC802154 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_VIPERBOARD MPTCP MTD NETFILTER_ADVANCED NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE_DEMUX NFT_FWD_NETDEV NF_TABLES NF_TABLES_NETDEV RADIO_ADAPTERS RADIO_SI4713 RAS RC_CORE RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE VIDEO_DEV VIRTIO_FS WAN ZONE_DEVICE] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG LOCKDEP], they are not needed testing current HEAD 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9411f90de51aae772b956b7b744832c5f5bbb23e597199cd7d69a6d147fb8d1d all runs: crashed: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read representative crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read, types: [KASAN] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h36m44.744024333s (build: 1h1m16.423839997s, test: 31m17.945671663s) crash still not fixed on HEAD or HEAD had kernel test errors commit msg: Linux 6.5-rc4 crash: KASAN: slab-out-of-bounds Read in hfsplus_bnode_read hfsplus: request for non-existent node 393216 in B*Tree hfsplus: request for non-existent node 393216 in B*Tree ================================================================== BUG: KASAN: slab-out-of-bounds in hfsplus_bnode_read+0x1d6/0x1f0 fs/hfsplus/bnode.c:32 Read of size 8 at addr ffff8881000969c0 by task syz-executor.0/2531 CPU: 0 PID: 2531 Comm: syz-executor.0 Not tainted 6.5.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x3d/0x60 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:364 [inline] print_report+0xc4/0x620 mm/kasan/report.c:475 kasan_report+0xda/0x110 mm/kasan/report.c:588 hfsplus_bnode_read+0x1d6/0x1f0 fs/hfsplus/bnode.c:32 hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline] hfsplus_bnode_dump+0x2b6/0x360 fs/hfsplus/bnode.c:321 hfsplus_brec_remove+0x323/0x430 fs/hfsplus/brec.c:229 __hfsplus_delete_attr+0x264/0x350 fs/hfsplus/attributes.c:299 hfsplus_delete_all_attrs+0x203/0x2c0 fs/hfsplus/attributes.c:378 hfsplus_delete_cat+0x781/0xd90 fs/hfsplus/catalog.c:425 hfsplus_unlink+0x1f2/0x790 fs/hfsplus/dir.c:385 vfs_unlink+0x294/0x800 fs/namei.c:4329 do_unlinkat+0x30e/0x590 fs/namei.c:4395 __do_sys_unlink fs/namei.c:4443 [inline] __se_sys_unlink fs/namei.c:4441 [inline] __x64_sys_unlink+0xa4/0xf0 fs/namei.c:4441 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f39f787cb29 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f39f85e50c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 00007f39f799bf80 RCX: 00007f39f787cb29 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007f39f78c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000006 R14: 00007f39f799bf80 R15: 00007ffff0f079d8 Allocated by task 2531: kasan_save_stack+0x33/0x50 mm/kasan/common.c:45 kasan_set_track+0x25/0x30 mm/kasan/common.c:52 ____kasan_kmalloc mm/kasan/common.c:374 [inline] __kasan_kmalloc+0xa3/0xb0 mm/kasan/common.c:383 kasan_kmalloc include/linux/kasan.h:196 [inline] __do_kmalloc_node mm/slab_common.c:985 [inline] __kmalloc+0x5d/0x160 mm/slab_common.c:998 kmalloc include/linux/slab.h:586 [inline] kzalloc include/linux/slab.h:703 [inline] __hfs_bnode_create+0xed/0x7e0 fs/hfsplus/bnode.c:409 hfsplus_bnode_find+0x25c/0xae0 fs/hfsplus/bnode.c:486 hfsplus_brec_find+0x258/0x490 fs/hfsplus/bfind.c:183 hfsplus_find_attr fs/hfsplus/attributes.c:160 [inline] hfsplus_delete_all_attrs+0x1f0/0x2c0 fs/hfsplus/attributes.c:371 hfsplus_delete_cat+0x781/0xd90 fs/hfsplus/catalog.c:425 hfsplus_unlink+0x1f2/0x790 fs/hfsplus/dir.c:385 vfs_unlink+0x294/0x800 fs/namei.c:4329 do_unlinkat+0x30e/0x590 fs/namei.c:4395 __do_sys_unlink fs/namei.c:4443 [inline] __se_sys_unlink fs/namei.c:4441 [inline] __x64_sys_unlink+0xa4/0xf0 fs/namei.c:4441 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Last potentially related work creation: kasan_save_stack+0x33/0x50 mm/kasan/common.c:45 __kasan_record_aux_stack+0x78/0x80 mm/kasan/generic.c:492 insert_work+0x45/0x360 kernel/workqueue.c:1553 __queue_work+0x554/0xdc0 kernel/workqueue.c:1714 queue_work_on+0x5a/0x80 kernel/workqueue.c:1744 queue_work include/linux/workqueue.h:506 [inline] call_usermodehelper_exec+0x2ba/0x430 kernel/umh.c:434 call_modprobe kernel/module/kmod.c:103 [inline] __request_module+0x33a/0x4e0 kernel/module/kmod.c:173 __rtnl_newlink+0x61a/0x1500 net/core/rtnetlink.c:3678 rtnl_newlink+0x5d/0x90 net/core/rtnetlink.c:3702 rtnetlink_rcv_msg+0x3a2/0x9c0 net/core/rtnetlink.c:6424 netlink_rcv_skb+0x137/0x3a0 net/netlink/af_netlink.c:2549 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x41f/0x730 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x7cd/0xc80 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:725 [inline] sock_sendmsg+0xc0/0x150 net/socket.c:748 __sys_sendto+0x1f1/0x2b0 net/socket.c:2134 __do_sys_sendto net/socket.c:2146 [inline] __se_sys_sendto net/socket.c:2142 [inline] __x64_sys_sendto+0xdb/0x1b0 net/socket.c:2142 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Second to last potentially related work creation: kasan_save_stack+0x33/0x50 mm/kasan/common.c:45 __kasan_record_aux_stack+0x78/0x80 mm/kasan/generic.c:492 insert_work+0x45/0x360 kernel/workqueue.c:1553 __queue_work+0x554/0xdc0 kernel/workqueue.c:1714 queue_work_on+0x5a/0x80 kernel/workqueue.c:1744 queue_work include/linux/workqueue.h:506 [inline] call_usermodehelper_exec+0x2ba/0x430 kernel/umh.c:434 call_modprobe kernel/module/kmod.c:103 [inline] __request_module+0x33a/0x4e0 kernel/module/kmod.c:173 dev_load+0xa6/0xb0 net/core/dev_ioctl.c:465 dev_ioctl+0x389/0xd50 net/core/dev_ioctl.c:531 sock_do_ioctl+0x19f/0x200 net/socket.c:1204 sock_ioctl+0x353/0x550 net/socket.c:1307 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x12b/0x1a0 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd The buggy address belongs to the object at ffff888100096900 which belongs to the cache kmalloc-192 of size 192 The buggy address is located 40 bytes to the right of allocated 152-byte region [ffff888100096900, ffff888100096998) The buggy address belongs to the physical page: page:ffffea0004002580 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888100096f00 pfn:0x100096 flags: 0x100000000000200(slab|node=0|zone=2) page_type: 0x2() raw: 0100000000000200 ffff888100040000 ffffea000401a810 ffffea0004369d10 raw: ffff888100096f00 ffff888100096000 0000000100000002 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2420c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_COMP|__GFP_THISNODE), pid 1, tgid 1 (swapper/0), ts 2823732026, free_ts 0 set_page_owner include/linux/page_owner.h:31 [inline] post_alloc_hook+0x281/0x2f0 mm/page_alloc.c:1570 prep_new_page mm/page_alloc.c:1577 [inline] get_page_from_freelist+0x1131/0x3d90 mm/page_alloc.c:3221 __alloc_pages+0x1d0/0x470 mm/page_alloc.c:4477 __alloc_pages_node include/linux/gfp.h:237 [inline] kmem_getpages mm/slab.c:1356 [inline] cache_grow_begin+0x7c/0x330 mm/slab.c:2550 cache_alloc_refill+0x286/0x350 mm/slab.c:2923 ____cache_alloc mm/slab.c:2999 [inline] ____cache_alloc mm/slab.c:2982 [inline] __do_cache_alloc mm/slab.c:3182 [inline] slab_alloc_node mm/slab.c:3230 [inline] __kmem_cache_alloc_node+0x383/0x3d0 mm/slab.c:3521 kmalloc_trace+0x25/0xb0 mm/slab_common.c:1076 kmalloc include/linux/slab.h:582 [inline] kzalloc include/linux/slab.h:703 [inline] call_usermodehelper_setup+0x74/0x2d0 kernel/umh.c:363 kobject_uevent_env+0xc47/0x1410 lib/kobject_uevent.c:614 device_add+0xe8a/0x1720 drivers/base/core.c:3606 __pnp_add_device+0x220/0x630 drivers/pnp/core.c:184 pnp_add_device+0xa9/0x290 drivers/pnp/core.c:210 pnpacpi_add_device drivers/pnp/pnpacpi/core.c:275 [inline] pnpacpi_add_device_handler+0x4db/0x6c0 drivers/pnp/pnpacpi/core.c:295 acpi_ns_get_device_callback+0x231/0x3c0 drivers/acpi/acpica/nsxfeval.c:740 acpi_ns_walk_namespace+0x2e6/0x4b0 drivers/acpi/acpica/nswalk.c:233 acpi_get_devices+0x107/0x130 drivers/acpi/acpica/nsxfeval.c:805 page_owner free stack trace missing Memory state around the buggy address: ffff888100096880: 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff888100096900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff888100096980: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc ^ ffff888100096a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff888100096a80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc ==================================================================