ci starts bisection 2024-05-27 22:25:15.744100447 +0000 UTC m=+17636.449517109 bisecting cause commit starting from f980f13e4eb299abba6692365315196e1ba6fd2c building syzkaller on a10a183e260f0ea1a0c37e84ca5c60f28c13e3fd ensuring issue is reproducible on original commit f980f13e4eb299abba6692365315196e1ba6fd2c testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0aacd6d0ec699b77c39dc0edb6ef17598fcb410447125eb3c0decb1d62841a16 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] check whether we can drop unnecessary instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0f85068ff871ec686ace99d45cc22a22c8c9b2fae3d612840234b951d082d83b all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] the bug reproduces without the instrumentation disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed kconfig minimization: base=3976 full=8032 leaves diff=2024 split chunks (needed=false): <2024> split chunk #0 of len 2024 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN BUG KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b96d744e8d4d8d2a1edc74449ecd456f8f66f8e5a01c396fdfccae1d33de0858 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e0a049d257f4ff3805760b34c188ed6875592ce871862a4e0eb3925ec5e78368 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 80891d9f9cbdf376f7fccf11e7fb9bc8e81b7f19ebe6a5a8d8c5070b51fea525 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [LEAK UBSAN BUG KASAN ATOMIC_SLEEP HANG], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 378f78f57c05e72102bfc9b6b074c0cac17011661dfa9ff8cfb8a6a945abdf92 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN BUG KASAN ATOMIC_SLEEP], they are not needed testing commit f980f13e4eb299abba6692365315196e1ba6fd2c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7aa5bf0145e843cbcf41847e8482ec70402e237d16abb68b91b1811b50c68812 all runs: OK false negative chance: 0.000 minimized to 809 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_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 IOMMUFD IP_SCTP IRQ_REMAP IRQ_TIME_ACCOUNTING 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_ADVANCED NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_CONNTRACK_SNMP NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 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 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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_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PAGE_IDLE_FLAG PAGE_POOL PAGE_REPORTING PAHOLE_HAS_BTF_TAG PAHOLE_HAS_LANG_EXCLUDE 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 PPPOE_HASH_BITS_4 PPPOL2TP PPP_ASYNC PPP_BSDCOMP PPP_DEFLATE PPP_FILTER PPP_MPPE PPP_MULTILINK PPP_SYNC_TTY PPTP PREEMPT PREEMPT_NOTIFIERS PROC_CHILDREN PSI PSTORE PSTORE_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 REGMAP_SPI REGULATOR REGULATOR_TWL4030 REISERFS_FS REISERFS_FS_POSIX_ACL REISERFS_FS_SECURITY REISERFS_FS_XATTR REISERFS_PROC_INFO RESET_CONTROLLER RFKILL RFKILL_INPUT RFKILL_LEDS RMI4_2D_SENSOR RMI4_CORE RMI4_F03 RMI4_F03_SERIO RMI4_F11 RMI4_F12 RMI4_F30 ROMFS_BACKED_BY_BOTH ROMFS_FS ROMFS_ON_BLOCK ROMFS_ON_MTD ROSE RTC_DRV_HID_SENSOR_TIME RXKAD SCHED_CORE SCREEN_INFO SCSI_FC_ATTRS SCSI_HPSA SCSI_ISCSI_ATTRS SCSI_LOGGING SCSI_NETLINK SCSI_SAS_ATA SCSI_SAS_ATTRS SCSI_SAS_LIBSAS SCSI_SCAN_ASYNC SCSI_SRP_ATTRS SCTP_COOKIE_HMAC_MD5 SCTP_COOKIE_HMAC_SHA1 SCTP_DEFAULT_COOKIE_HMAC_MD5 SECONDARY_TRUSTED_KEYRING SECURITY_INFINIBAND SECURITY_NETWORK_XFRM SERIAL_DEV_BUS SERIAL_DEV_CTRL_TTYPORT SERIAL_MCTRL_GPIO SGI_PARTITION SIGNATURE 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SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TAP TARGET_CORE TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM TCG_TPM2_HMAC TCP_CONG_BBR TCP_CONG_BIC TCP_CONG_CDG TCP_CONG_DCTCP TCP_CONG_HSTCP TCP_CONG_HTCP TCP_CONG_HYBLA TCP_CONG_ILLINOIS TCP_CONG_LP TCP_CONG_NV TCP_CONG_SCALABLE TCP_CONG_VEGAS TCP_CONG_VENO TCP_CONG_WESTWOOD TCP_CONG_YEAH TEXTSEARCH 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 TMPFS_QUOTA 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 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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_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 UVC_COMMON 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_DEVICE_CDEV 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_TASK VHOST_VDPA VHOST_VSOCK VIDEO 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_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_USER_SHADOW_STACK X86_X2APIC X86_X32_ABI 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 XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZONE_DEVICE ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_SHRINKER_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZSMALLOC] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN], they are not needed picked [v6.9 v6.8 v6.7 v6.5 v6.3 v6.1 v5.19 v5.17 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 32 release tags testing release v6.9 testing commit a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 584968127ab26bd1ee805cc650e8bd05092932fe16895c7dc368c7c7a8964b3b all runs: OK false negative chance: 0.000 # git bisect start f980f13e4eb299abba6692365315196e1ba6fd2c a38297e3fb012ddfa7ce0321a7e5a8daeb1872b6 Bisecting: 3414 revisions left to test after this (roughly 12 steps) [1b294a1f35616977caddaddf3e9d28e576a1adbc] Merge tag 'net-next-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit 1b294a1f35616977caddaddf3e9d28e576a1adbc gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5dde454f5e93a7fc7fab6bb389d7587ef0f70bbb07e29af9d5976c337f309556 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] # git bisect bad 1b294a1f35616977caddaddf3e9d28e576a1adbc Bisecting: 2566 revisions left to test after this (roughly 11 steps) [9d81e2d5a9e4befa119e40742a60c366e15d76ce] Merge tag 'pwm/for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/ukleinek/linux testing commit 9d81e2d5a9e4befa119e40742a60c366e15d76ce gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5db789e32e3cffb9941caa8650e5f5e09a09c38e82a4a234449ba2e8f7f822b4 all runs: OK false negative chance: 0.000 # git bisect good 9d81e2d5a9e4befa119e40742a60c366e15d76ce Bisecting: 1283 revisions left to test after this (roughly 10 steps) [e458a9addfb296bf086c5e15ecbb2a8cf51e1b5e] Merge branch 'net-smc-smc-intra-os-shortcut-with-loopback-ism' testing commit e458a9addfb296bf086c5e15ecbb2a8cf51e1b5e gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8837120a9298a00a27c2fd5fcc5f4694643f314cfccc2d7ddc0ae03a74b6aee9 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] # git bisect bad e458a9addfb296bf086c5e15ecbb2a8cf51e1b5e Bisecting: 641 revisions left to test after this (roughly 9 steps) [b20250afcfb4d3b94ae520ae7afed591ebe5cb5b] net: hns3: move constants from hclge_debugfs.h to hclge_debugfs.c testing commit b20250afcfb4d3b94ae520ae7afed591ebe5cb5b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ecd4005889cb0b13dad2eb3ec51bd65f9b12cadbcfab863eae5931f859fd9dd2 all runs: crashed: possible deadlock in sock_map_update_common representative crash: possible deadlock in sock_map_update_common, types: [LOCKDEP] # git bisect bad b20250afcfb4d3b94ae520ae7afed591ebe5cb5b Bisecting: 371 revisions left to test after this (roughly 8 steps) [ca3e10c4d83ad6bb611d07857aade7078c87ad99] tools: ynl: ethtool.py: Make tool invokable from any CWD testing commit ca3e10c4d83ad6bb611d07857aade7078c87ad99 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 646e7a1560aa5fa20dbf20883f2a277e7804266c7a0943ce16553d77a8302262 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad ca3e10c4d83ad6bb611d07857aade7078c87ad99 Bisecting: 134 revisions left to test after this (roughly 7 steps) [77e5593aebba823bcbcf2c4b58b07efcd63933b8] af_unix: Skip GC if no cycle exists. testing commit 77e5593aebba823bcbcf2c4b58b07efcd63933b8 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5d7f4bcfb27fe57d2f34abcd2b3df95ee435c1b1780e499cc3141a08497315fd all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 77e5593aebba823bcbcf2c4b58b07efcd63933b8 Bisecting: 66 revisions left to test after this (roughly 6 steps) [51ccf267beb2bbd4775974475aed4bffa8312951] selftests: lib: Define more kselftest exit codes testing commit 51ccf267beb2bbd4775974475aed4bffa8312951 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 998236bd0b5068b3f7e5cb17a47fbe603b9e169945410dbbff65f12d062e0774 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 51ccf267beb2bbd4775974475aed4bffa8312951 Bisecting: 33 revisions left to test after this (roughly 5 steps) [4c2a26fc80bcb851dc630590f2eec157991eccbf] bpf-next: Avoid goto in regs_refine_cond_op() testing commit 4c2a26fc80bcb851dc630590f2eec157991eccbf gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0e6e09a6049e6743e1cf21a5dc3ac78180db16777eba13da8e872bd8aaf0cf48 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 4c2a26fc80bcb851dc630590f2eec157991eccbf Bisecting: 16 revisions left to test after this (roughly 4 steps) [eb166e522c77699fc19bfa705652327a1e51a117] bpf: Allow helper bpf_get_[ns_]current_pid_tgid() for all prog types testing commit eb166e522c77699fc19bfa705652327a1e51a117 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 536a627d82eacdd8586d8125e7c0b6612739d343642ea888e40bf7e007edb35d all runs: OK false negative chance: 0.000 # git bisect good eb166e522c77699fc19bfa705652327a1e51a117 Bisecting: 8 revisions left to test after this (roughly 3 steps) [d4dfc5700e867b22ab94f960f9a9972696a637d5] bpf: pass whole link instead of prog when triggering raw tracepoint testing commit d4dfc5700e867b22ab94f960f9a9972696a637d5 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8691a2445b61e3b12486e97af0d619ad71f548072ec6e984f09f23eac003d167 all runs: OK false negative chance: 0.000 # git bisect good d4dfc5700e867b22ab94f960f9a9972696a637d5 Bisecting: 4 revisions left to test after this (roughly 2 steps) [2e244a72cd489e9b8d4c779c0674c80cf92b6aab] Merge branch 'bpf-raw-tracepoint-support-for-bpf-cookie' testing commit 2e244a72cd489e9b8d4c779c0674c80cf92b6aab gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 178fb0b08d2fe07876e6ae63a79bc4a54a94eb9f902f99b25e1faa4c1f64b678 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 2e244a72cd489e9b8d4c779c0674c80cf92b6aab Bisecting: 1 revision left to test after this (roughly 1 step) [36ffb2023e3703a64266ca5fed30f710b1263c70] libbpf: add support for BPF cookie for raw_tp/tp_btf programs testing commit 36ffb2023e3703a64266ca5fed30f710b1263c70 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0ca8e2055a6bf318f56d25f05b8bf344f1ce56cd57d23273dec79e450a446855 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 36ffb2023e3703a64266ca5fed30f710b1263c70 Bisecting: 0 revisions left to test after this (roughly 0 steps) [68ca5d4eebb8c4de246ee5f634eee26bc689562d] bpf: support BPF cookie in raw tracepoint (raw_tp, tp_btf) programs testing commit 68ca5d4eebb8c4de246ee5f634eee26bc689562d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0f82680ffccf354b230524707db205d9aaac1f1d0e74a1b90f3efc5ae999a1f3 all runs: crashed: inconsistent lock state in sock_map_delete_elem representative crash: inconsistent lock state in sock_map_delete_elem, types: [LOCKDEP] # git bisect bad 68ca5d4eebb8c4de246ee5f634eee26bc689562d 68ca5d4eebb8c4de246ee5f634eee26bc689562d is the first bad commit commit 68ca5d4eebb8c4de246ee5f634eee26bc689562d Author: Andrii Nakryiko Date: Tue Mar 19 16:38:50 2024 -0700 bpf: support BPF cookie in raw tracepoint (raw_tp, tp_btf) programs Wire up BPF cookie for raw tracepoint programs (both BTF and non-BTF aware variants). This brings them up to part w.r.t. BPF cookie usage with classic tracepoint and fentry/fexit programs. Acked-by: Stanislav Fomichev Acked-by: Eduard Zingerman Signed-off-by: Andrii Nakryiko Message-ID: <20240319233852.1977493-4-andrii@kernel.org> Signed-off-by: Alexei Starovoitov include/linux/bpf.h | 1 + include/uapi/linux/bpf.h | 6 ++++-- kernel/bpf/syscall.c | 13 +++++++++---- kernel/trace/bpf_trace.c | 13 +++++++++++++ tools/include/uapi/linux/bpf.h | 1 + 5 files changed, 28 insertions(+), 6 deletions(-) accumulated error probability: 0.00 culprit signature: 0f82680ffccf354b230524707db205d9aaac1f1d0e74a1b90f3efc5ae999a1f3 parent signature: 8691a2445b61e3b12486e97af0d619ad71f548072ec6e984f09f23eac003d167 revisions tested: 21, total time: 7h0m58.397770552s (build: 3h47m10.687793041s, test: 2h58m26.60802966s) first bad commit: 68ca5d4eebb8c4de246ee5f634eee26bc689562d bpf: support BPF cookie in raw tracepoint (raw_tp, tp_btf) programs recipients (to): ["andrii@kernel.org" "ast@kernel.org" "eddyz87@gmail.com" "sdf@google.com"] recipients (cc): [] crash: inconsistent lock state in sock_map_delete_elem ================================ WARNING: inconsistent lock state 6.8.0-syzkaller #0 Not tainted -------------------------------- inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage. syz-executor/3937 [HC0[0]:SC0[0]:HE0:SE1] takes: ffff8881124350b8 (&xa->xa_lock#8){+.?.}-{2:2}, at: spin_lock_irq include/linux/spinlock.h:376 [inline] ffff8881124350b8 (&xa->xa_lock#8){+.?.}-{2:2}, at: __filemap_add_folio+0x262/0x740 mm/filemap.c:877 {IN-SOFTIRQ-W} state was registered at: lock_acquire+0xeb/0x270 kernel/locking/lockdep.c:5754 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x61/0xa0 kernel/locking/spinlock.c:162 __folio_end_writeback+0x92/0x420 mm/page-writeback.c:2955 folio_end_writeback+0x79/0x200 mm/filemap.c:1599 end_bio_bh_io_sync+0x23/0x40 fs/buffer.c:2756 req_bio_endio block/blk-mq.c:791 [inline] blk_update_request+0x105/0x310 block/blk-mq.c:936 scsi_end_request+0x21/0x360 drivers/scsi/scsi_lib.c:539 scsi_io_completion+0x6a/0x120 drivers/scsi/scsi_lib.c:977 blk_complete_reqs block/blk-mq.c:1134 [inline] blk_done_softirq+0x4a/0x70 block/blk-mq.c:1139 __do_softirq+0x158/0x3ea kernel/softirq.c:554 invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0x7a/0x110 kernel/softirq.c:633 irq_exit_rcu+0x9/0x30 kernel/softirq.c:645 common_interrupt+0xaa/0xd0 arch/x86/kernel/irq.c:247 asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693 native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] arch_safe_halt arch/x86/include/asm/irqflags.h:86 [inline] acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112 acpi_idle_enter+0xc1/0xe0 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0xff/0x260 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x28/0x40 drivers/cpuidle/cpuidle.c:388 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x1c9/0x270 kernel/sched/idle.c:332 cpu_startup_entry+0x25/0x30 kernel/sched/idle.c:430 start_secondary+0x99/0xa0 arch/x86/kernel/smpboot.c:313 common_startup_64+0x13e/0x147 irq event stamp: 2028 hardirqs last enabled at (2025): [] mem_cgroup_commit_charge+0xcd/0x160 mm/memcontrol.c:2976 hardirqs last disabled at (2026): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (2026): [] _raw_spin_lock_irq+0x36/0x90 kernel/locking/spinlock.c:170 softirqs last enabled at (2028): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (2028): [] __sock_map_delete net/core/sock_map.c:424 [inline] softirqs last enabled at (2028): [] sock_map_delete_elem+0x4a/0x70 net/core/sock_map.c:446 softirqs last disabled at (2027): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (2027): [] __sock_map_delete net/core/sock_map.c:414 [inline] softirqs last disabled at (2027): [] sock_map_delete_elem+0x2b/0x70 net/core/sock_map.c:446 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&xa->xa_lock#8); lock(&xa->xa_lock#8); *** DEADLOCK *** 5 locks held by syz-executor/3937: #0: ffff88810c25ccc8 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0x7a/0xb0 fs/file.c:1191 #1: ffff88810aed7408 (sb_writers#4){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2853 [inline] #1: ffff88810aed7408 (sb_writers#4){.+.+}-{0:0}, at: vfs_write+0xdc/0x390 fs/read_write.c:586 #2: ffff888112434fc0 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: inode_lock include/linux/fs.h:793 [inline] #2: ffff888112434fc0 (&sb->s_type->i_mutex_key#8){++++}-{3:3}, at: ext4_buffered_write_iter+0x38/0x150 fs/ext4/file.c:294 #3: ffff8881124350b8 (&xa->xa_lock#8){+.?.}-{2:2}, at: spin_lock_irq include/linux/spinlock.h:376 [inline] #3: ffff8881124350b8 (&xa->xa_lock#8){+.?.}-{2:2}, at: __filemap_add_folio+0x262/0x740 mm/filemap.c:877 #4: ffffffff83f8a8d0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline] #4: ffffffff83f8a8d0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline] #4: ffffffff83f8a8d0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2389 [inline] #4: ffffffff83f8a8d0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0x8f/0x200 kernel/trace/bpf_trace.c:2431 stack backtrace: CPU: 0 PID: 3937 Comm: syz-executor Not tainted 6.8.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8d/0xe0 lib/dump_stack.c:106 mark_lock_irq+0x49a/0x500 mark_lock+0xe9/0x150 kernel/locking/lockdep.c:4678 mark_held_locks kernel/locking/lockdep.c:4274 [inline] __trace_hardirqs_on_caller kernel/locking/lockdep.c:4300 [inline] lockdep_hardirqs_on_prepare+0x177/0x200 kernel/locking/lockdep.c:4359 trace_hardirqs_on+0x3d/0x90 kernel/trace/trace_preemptirq.c:61 __local_bh_enable_ip+0xbb/0x100 kernel/softirq.c:387 spin_unlock_bh include/linux/spinlock.h:396 [inline] __sock_map_delete net/core/sock_map.c:424 [inline] sock_map_delete_elem+0x4a/0x70 net/core/sock_map.c:446 ___bpf_prog_run+0x5f6/0x2280 kernel/bpf/core.c:2011 __bpf_prog_run32+0xbb/0xe0 kernel/bpf/core.c:2250 bpf_dispatcher_nop_func include/linux/bpf.h:1233 [inline] __bpf_prog_run include/linux/filter.h:657 [inline] bpf_prog_run include/linux/filter.h:664 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2390 [inline] bpf_trace_run2+0x108/0x200 kernel/trace/bpf_trace.c:2431 trace_kfree include/trace/events/kmem.h:94 [inline] kfree+0x23d/0x320 mm/slub.c:4396 memcg_list_lru_alloc+0x37c/0x400 mm/list_lru.c:546 __memcg_slab_pre_alloc_hook+0x254/0x2b0 mm/slub.c:1922 memcg_slab_pre_alloc_hook mm/slub.c:1950 [inline] slab_pre_alloc_hook mm/slub.c:3766 [inline] slab_alloc_node mm/slub.c:3842 [inline] kmem_cache_alloc_lru+0x1d0/0x370 mm/slub.c:3879 xas_alloc lib/xarray.c:375 [inline] xas_expand lib/xarray.c:582 [inline] xas_create+0x242/0x560 lib/xarray.c:653 xas_store+0x53/0x6b0 lib/xarray.c:787 __filemap_add_folio+0x308/0x740 mm/filemap.c:899 filemap_add_folio+0x4a/0x1a0 mm/filemap.c:938 __filemap_get_folio+0x1c3/0x3a0 mm/filemap.c:1927 ext4_da_write_begin+0x17f/0x2f0 fs/ext4/inode.c:2885 generic_perform_write+0xa9/0x250 mm/filemap.c:3921 ext4_buffered_write_iter+0xc5/0x150 fs/ext4/file.c:299 ext4_file_write_iter+0x321/0x750 call_write_iter include/linux/fs.h:2108 [inline] new_sync_write fs/read_write.c:497 [inline] vfs_write+0x31a/0x390 fs/read_write.c:590 ksys_write+0x70/0xe0 fs/read_write.c:643 do_syscall_64+0xa8/0x1c0 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7f4f1107cee9 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:00007f4f11e470c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f4f111abf80 RCX: 00007f4f1107cee9 RDX: 0000000000002000 RSI: 0000000020000180 RDI: 000000000000000c RBP: 00007f4f110c949e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f4f111abf80 R15: 00007ffd4f2a7d28