ci starts bisection 2024-01-04 04:12:02.405562443 +0000 UTC m=+44685.434415587 bisecting cause commit starting from 2ab1efad60ad119b616722b81eeb73060728028c building syzkaller on 28c42cffb02cb3eb71fa7649e68149ca1818ff83 ensuring issue is reproducible on original commit 2ab1efad60ad119b616722b81eeb73060728028c testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8e7ece2acc5462d0c89413b673e9ba44806a9ddc3c7e48f8d4ca1a9df1839c08 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] check whether we can drop unnecessary instrumentation disabling configs for [UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d44370b0d47245fd852ae65278bead09dc80eec3f3b71c164297acb164cf6173 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed kconfig minimization: base=3923 full=7657 leaves diff=2005 split chunks (needed=false): <2005> split chunk #0 of len 2005 into 5 parts testing without sub-chunk 1/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 975b94387c9fca45b1a3faec5758936ed10215b26cce73be1a40ce31c5b75c76 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7fb68c2bdb9ed529d544960617300702f41c689c52f99ba401025ad5d5ab6cfb all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 44f69240ad85435345d9e9b32f42afe2d6e7642f44a3406ed9a0f137cb147945 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a69313509e8d070f730d04dd2a9f125374330c240ceb19a31f5b3a22c8841b94 all runs: OK false negative chance: 0.000 testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 2ab1efad60ad119b616722b81eeb73060728028c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 6c10f9a8faf464639907f918dba043bd60285a1119e4ebee7e7ab7d13d58c41c all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] the chunk can be dropped minimized to 401 configs; suspects: [AF_RXRPC ARCH_ENABLE_MEMORY_HOTREMOVE ATM AX25 CFG80211 CMA DAX DLM DVB_CORE ENCRYPTED_KEYS EXTCON GENEVE GPIOLIB HAMRADIO HAVE_CLK HID_SENSOR_HUB HID_SMARTJOYPLUS HID_THRUSTMASTER IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_IPOIB INFINIBAND_USER_ACCESS INFINIBAND_VIRT_DMA INPUT_TABLET INPUT_TOUCHSCREEN IP_SCTP L2TP LIBNVDIMM MEDIA_COMMON_OPTIONS MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_RETU MMC MTD MTD_UBI NETFILTER_CONNCOUNT NET_IPGRE NET_IPGRE_DEMUX NFS_V4_1 NF_NAT_TFTP NF_SOCKET_IPV4 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 NLS_UCS2_UTILS 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_DEBUG OVERLAY_FS_INDEX OVERLAY_FS_REDIRECT_ALWAYS_FOLLOW OVERLAY_FS_REDIRECT_DIR PACKET_DIAG PADATA PAGE_IDLE_FLAG PAGE_POOL PAGE_REPORTING 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 PRISM2_USB PROC_CHILDREN PSI PSTORE PSTORE_COMPRESS QCOM_QMI_HELPERS QNX4FS_FS QNX6FS_FS QRTR QRTR_TUN R8712U RADIO_ADAPTERS RADIO_SHARK RADIO_SHARK2 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 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 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 SIGNED_PE_FILE_VERIFICATION SLHC SLIP SLIP_COMPRESSED SLIP_MODE_SLIP6 SLIP_SMART SMARTJOYPLUS_FF SMBFS SMC SMC_DIAG SMSC_PHY SMS_SIANO_MDTV SMS_SIANO_RC SMS_USB_DRV SND SND_ALOOP SND_BCD2000 SND_CTL_FAST_LOOKUP SND_CTL_LED SND_DEBUG SND_DMA_SGBUF SND_DRIVERS SND_DUMMY SND_DYNAMIC_MINORS SND_HDA SND_HDA_CODEC_ANALOG SND_HDA_CODEC_CA0110 SND_HDA_CODEC_CA0132 SND_HDA_CODEC_CIRRUS SND_HDA_CODEC_CMEDIA SND_HDA_CODEC_CONEXANT SND_HDA_CODEC_HDMI SND_HDA_CODEC_REALTEK SND_HDA_CODEC_SI3054 SND_HDA_CODEC_SIGMATEL SND_HDA_CODEC_VIA SND_HDA_COMPONENT SND_HDA_CORE SND_HDA_GENERIC SND_HDA_GENERIC_LEDS SND_HDA_HWDEP SND_HDA_I915 SND_HDA_INPUT_BEEP SND_HDA_INTEL SND_HDA_PATCH_LOADER SND_HDA_RECONFIG SND_HRTIMER SND_HWDEP SND_INTEL_DSP_CONFIG SND_INTEL_NHLT SND_INTEL_SOUNDWIRE_ACPI SND_JACK SND_JACK_INPUT_DEV SND_MIXER_OSS SND_OSSEMUL SND_PCI SND_PCM SND_PCMCIA SND_PCM_OSS SND_PCM_OSS_PLUGINS SND_PCM_TIMER SND_PCM_XRUN_DEBUG SND_PROC_FS SND_RAWMIDI SND_SEQUENCER SND_SEQUENCER_OSS SND_SEQ_DEVICE SND_SEQ_DUMMY SND_SEQ_HRTIMER_DEFAULT SND_SEQ_MIDI SND_SEQ_MIDI_EVENT SND_SEQ_VIRMIDI SND_SUPPORT_OLD_API SND_TIMER SND_USB SND_USB_6FIRE SND_USB_AUDIO SND_USB_AUDIO_USE_MEDIA_CONTROLLER SND_USB_CAIAQ SND_USB_CAIAQ_INPUT SND_USB_HIFACE SND_USB_LINE6 SND_USB_POD SND_USB_PODHD SND_USB_TONEPORT SND_USB_UA101 SND_USB_US122L SND_USB_USX2Y SND_USB_VARIAX SND_VERBOSE_PROCFS SND_VIRMIDI SND_VIRTIO SND_VMASTER SND_X86 SOCK_VALIDATE_XMIT SOLARIS_X86_PARTITION SONY_FF SOUND SOUND_OSS_CORE SOUND_OSS_CORE_PRECLAIM SPI SPI_DLN2 SPI_DYNAMIC SPI_MASTER SQUASHFS SQUASHFS_4K_DEVBLK_SIZE SQUASHFS_COMPILE_DECOMP_SINGLE SQUASHFS_DECOMP_SINGLE SQUASHFS_FILE_DIRECT SQUASHFS_LZ4 SQUASHFS_LZO SQUASHFS_XATTR SQUASHFS_XZ SQUASHFS_ZLIB SQUASHFS_ZSTD SSB SSB_PCIHOST_POSSIBLE SSB_PCMCIAHOST_POSSIBLE SSB_SDIOHOST_POSSIBLE STAGING STP STREAM_PARSER SUNRPC_BACKCHANNEL SUN_PARTITION SW_SYNC SYSFB SYSV68_PARTITION SYSV_FS TABLET_USB_ACECAD TABLET_USB_AIPTEK TABLET_USB_HANWANG TABLET_USB_KBTAB TABLET_USB_PEGASUS TAHVO_USB TAHVO_USB_HOST_BY_DEFAULT TASKS_TRACE_RCU TCG_CRB TCG_TIS TCG_TIS_CORE TCG_TPM 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 TOUCHSCREEN_USB_JASTEC TOUCHSCREEN_USB_NEXIO TOUCHSCREEN_USB_PANJIT TOUCHSCREEN_USB_ZYTRONIC TRANSPARENT_HUGEPAGE TRANSPARENT_HUGEPAGE_MADVISE TTPCI_EEPROM TTY_PRINTK 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 UNIXWARE_DISKLABEL UNIX_DIAG USB4 USB4_NET USBIP_CORE USBIP_HOST USBIP_VHCI_HCD USBIP_VUDC USBPCWATCHDOG USB_ACM USB_ADUTUX USB_AIRSPY USB_ALI_M5632 USB_AN2720 USB_APPLEDISPLAY USB_ARMLINUX USB_BDC_UDC USB_BELKIN USB_C67X00_HCD USB_CATC USB_CDC_PHONET USB_CHAOSKEY USB_CHIPIDEA USB_CHIPIDEA_HOST USB_CHIPIDEA_PCI USB_CHIPIDEA_UDC USB_CONFIGFS USB_CONFIGFS_ACM USB_CONFIGFS_ECM USB_CONFIGFS_ECM_SUBSET USB_DWC2 USB_GADGET USB_MUSB_HDRC USB_NET_CDC_SUBSET USB_ROLE_SWITCH USB_STORAGE_REALTEK USB_ULPI_BUS USB_USBNET VIDEO_DEV VXLAN WIRELESS WLAN ZONE_DEVICE] disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed picked [v6.6 v6.5 v6.4 v6.2 v6.0 v5.18 v5.16 v5.14 v5.11 v5.8 v5.5 v5.2 v4.20 v4.19] out of 29 release tags testing release v6.6 testing commit ffc253263a1375a65fa6c9f62a893e9767fbebfa gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3d696552dc8546633f7d9efb24728f7a8b746a14adbcedd4b71158dff355a3d3 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] testing release v6.5 testing commit 2dde18cd1d8fac735875f2e4987f11817cc0bc2c gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e22cb19f0e69108c969aede73cbb784319cc29e0ce81eea55046b6385a104f73 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] testing release v6.4 testing commit 6995e2de6891c724bfeb2db33d7b87775f913ad1 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 251b53b5a5820787815bc6f6164325ebd881eea870ce33b8b7614501679b9051 all runs: OK false negative chance: 0.000 # git bisect start 2dde18cd1d8fac735875f2e4987f11817cc0bc2c 6995e2de6891c724bfeb2db33d7b87775f913ad1 Bisecting: 7364 revisions left to test after this (roughly 13 steps) [b775d6c5859affe00527cbe74263de05cfe6b9f9] Merge tag 'mips_6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux testing commit b775d6c5859affe00527cbe74263de05cfe6b9f9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f091ba95f28dd6445aca6d69951aa92234dde08446ef0ea98f383a6146fec4cb all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad b775d6c5859affe00527cbe74263de05cfe6b9f9 Bisecting: 3061 revisions left to test after this (roughly 12 steps) [3a8a670eeeaa40d87bd38a587438952741980c18] Merge tag 'net-next-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next testing commit 3a8a670eeeaa40d87bd38a587438952741980c18 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 83770e7ac9c86deaf92ed392143b74d3468ae559ee699118e17f98697de0adcc all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad 3a8a670eeeaa40d87bd38a587438952741980c18 Bisecting: 2103 revisions left to test after this (roughly 11 steps) [6e17c6de3ddf3073741d9c91a796ee696914d8a0] Merge tag 'mm-stable-2023-06-24-19-15' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm testing commit 6e17c6de3ddf3073741d9c91a796ee696914d8a0 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4e0859e1c52344ec8b5de392c37cfb2af5cc9bf788dd73baecfc3e5fd942b7bd all runs: OK false negative chance: 0.000 # git bisect good 6e17c6de3ddf3073741d9c91a796ee696914d8a0 Bisecting: 1051 revisions left to test after this (roughly 10 steps) [1668a55a73f5a3ddde1019695223eed8e23b9436] selftests: net: add tc flower cfm test testing commit 1668a55a73f5a3ddde1019695223eed8e23b9436 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 49230310a04ffdd117113aae766bc62a3d322f980aba1d0ab41377d8bf112ce3 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad 1668a55a73f5a3ddde1019695223eed8e23b9436 Bisecting: 525 revisions left to test after this (roughly 9 steps) [216aa67f3e981a0cfb0a7c3b0d4c107823ef6c56] devlink: move port_fn_state_get/set() to devlink_port_ops testing commit 216aa67f3e981a0cfb0a7c3b0d4c107823ef6c56 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3f14ab24f0a9a0106f5d5c0078660c9093712ab21d18fa81a12b1b20855f1e1c all runs: OK false negative chance: 0.000 # git bisect good 216aa67f3e981a0cfb0a7c3b0d4c107823ef6c56 Bisecting: 262 revisions left to test after this (roughly 8 steps) [7234415b8f86c496fec2d62a48f136cde530ad95] tools: ynl: regen: regenerate the if ladders testing commit 7234415b8f86c496fec2d62a48f136cde530ad95 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9fb409738b2dff31c43b8667f57f9d0fe66bec59df04bda2b13679f0ae94b220 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad 7234415b8f86c496fec2d62a48f136cde530ad95 Bisecting: 131 revisions left to test after this (roughly 7 steps) [7b355b76e2b32cc516969c01984efdf49b11fc81] gro: decrease size of CB testing commit 7b355b76e2b32cc516969c01984efdf49b11fc81 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b856f8c53b76d1ea3e2a500e1309765956ee2260e4cd97c228d19fa00135b1f7 all runs: OK false negative chance: 0.000 # git bisect good 7b355b76e2b32cc516969c01984efdf49b11fc81 Bisecting: 65 revisions left to test after this (roughly 6 steps) [5d1a30eb989afb22b60e7d3985984ebcb00bf598] tools: ynl: generate code for the devlink family testing commit 5d1a30eb989afb22b60e7d3985984ebcb00bf598 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d315f2a70ec7b6814b633f685917d81bed1c56016d3101d3ce728837ce06d39f all runs: OK false negative chance: 0.000 # git bisect good 5d1a30eb989afb22b60e7d3985984ebcb00bf598 Bisecting: 32 revisions left to test after this (roughly 5 steps) [736013292e3ca5ec2aabb32daf72a73b1256ac57] tcp: let tcp_mtu_probe() build headless packets testing commit 736013292e3ca5ec2aabb32daf72a73b1256ac57 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0a57aa0b1f3cfc322c174927569e5e0812e56be07a677331bfab053d6d2f64dc all runs: OK false negative chance: 0.000 # git bisect good 736013292e3ca5ec2aabb32daf72a73b1256ac57 Bisecting: 16 revisions left to test after this (roughly 4 steps) [2203718c2f59ffdd6c78d54e5add594aebb4461e] usbnet: ipheth: fix risk of NULL pointer deallocation testing commit 2203718c2f59ffdd6c78d54e5add594aebb4461e gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3348dab0f630840c454647894744b7748b46bb78e881816fadca106fbe0a148b all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad 2203718c2f59ffdd6c78d54e5add594aebb4461e Bisecting: 7 revisions left to test after this (roughly 3 steps) [c289a1601abd7313ef08ec13184df385cfb4d388] chelsio/chtls: Use splice_eof() to flush testing commit c289a1601abd7313ef08ec13184df385cfb4d388 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8a65a86788f90ba329cd0c920cf68028fa79dcf0dd464a16917c35aa6f1fb84d all runs: OK false negative chance: 0.000 # git bisect good c289a1601abd7313ef08ec13184df385cfb4d388 Bisecting: 3 revisions left to test after this (roughly 2 steps) [45e5be844ab6b2845b6d2935b61278c5ecae7d38] tls/sw: Convert tls_sw_sendpage() to use MSG_SPLICE_PAGES testing commit 45e5be844ab6b2845b6d2935b61278c5ecae7d38 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1852110a21e53e81d8f8e91a179418bdb028f24b9f81387ab979867ae50c7967 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad 45e5be844ab6b2845b6d2935b61278c5ecae7d38 Bisecting: 1 revision left to test after this (roughly 1 step) [219d92056ba36ca9f79a72e8544874d1bf35b21d] splice, net: Fix SPLICE_F_MORE signalling in splice_direct_to_actor() testing commit 219d92056ba36ca9f79a72e8544874d1bf35b21d gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f941405e517ab2327ec545467ebce3f0457e6f2c8e8950695611707738137718 all runs: OK false negative chance: 0.000 # git bisect good 219d92056ba36ca9f79a72e8544874d1bf35b21d Bisecting: 0 revisions left to test after this (roughly 0 steps) [fe1e81d4f73b6cbaed4fcc476960d26770642842] tls/sw: Support MSG_SPLICE_PAGES testing commit fe1e81d4f73b6cbaed4fcc476960d26770642842 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 22e2efc81e93758e414f2e4a4dd01a7823a92e343512af663eb37ae3bd7cc6d9 all runs: crashed: WARNING in __sk_msg_free representative crash: WARNING in __sk_msg_free, types: [WARNING] # git bisect bad fe1e81d4f73b6cbaed4fcc476960d26770642842 fe1e81d4f73b6cbaed4fcc476960d26770642842 is the first bad commit commit fe1e81d4f73b6cbaed4fcc476960d26770642842 Author: David Howells Date: Wed Jun 7 19:19:17 2023 +0100 tls/sw: Support MSG_SPLICE_PAGES Make TLS's sendmsg() support MSG_SPLICE_PAGES. This causes pages to be spliced from the source iterator if possible. This allows ->sendpage() to be replaced by something that can handle multiple multipage folios in a single transaction. Signed-off-by: David Howells cc: Chuck Lever cc: Boris Pismenny cc: John Fastabend cc: Jens Axboe cc: Matthew Wilcox Signed-off-by: Jakub Kicinski net/tls/tls_sw.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) accumulated error probability: 0.00 culprit signature: 22e2efc81e93758e414f2e4a4dd01a7823a92e343512af663eb37ae3bd7cc6d9 parent signature: f941405e517ab2327ec545467ebce3f0457e6f2c8e8950695611707738137718 revisions tested: 24, total time: 8h5m49.167204612s (build: 5h16m23.277156421s, test: 2h32m20.843320756s) first bad commit: fe1e81d4f73b6cbaed4fcc476960d26770642842 tls/sw: Support MSG_SPLICE_PAGES recipients (to): ["borisp@nvidia.com" "davem@davemloft.net" "dhowells@redhat.com" "edumazet@google.com" "john.fastabend@gmail.com" "kuba@kernel.org" "kuba@kernel.org" "netdev@vger.kernel.org" "pabeni@redhat.com"] recipients (cc): ["linux-kernel@vger.kernel.org"] crash: WARNING in __sk_msg_free ------------[ cut here ]------------ WARNING: CPU: 0 PID: 2624 at include/linux/skmsg.h:135 sk_msg_check_to_free include/linux/skmsg.h:135 [inline] WARNING: CPU: 0 PID: 2624 at include/linux/skmsg.h:135 sk_msg_check_to_free include/linux/skmsg.h:133 [inline] WARNING: CPU: 0 PID: 2624 at include/linux/skmsg.h:135 __sk_msg_free+0xae/0xc0 net/core/skmsg.c:203 Modules linked in: CPU: 0 PID: 2624 Comm: syz-executor.0 Not tainted 6.4.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:sk_msg_check_to_free include/linux/skmsg.h:135 [inline] RIP: 0010:sk_msg_check_to_free include/linux/skmsg.h:133 [inline] RIP: 0010:__sk_msg_free+0xae/0xc0 net/core/skmsg.c:203 Code: 00 00 31 f6 e8 a3 7e 3e 00 89 d8 49 c7 85 40 02 00 00 02 00 00 00 5b 5d 41 5c 41 5d 41 5e c3 b8 20 00 00 00 45 31 f6 eb b0 90 <0f> 0b 90 4c 01 e8 e9 76 ff ff ff 31 db eb b5 0f 1f 00 f3 0f 1e fa RSP: 0018:ffffc9000260bdc8 EFLAGS: 00010206 RAX: 0000000000000200 RBX: 000000000000002d RCX: 0000000000000000 RDX: 0000000000000036 RSI: 0000000000000fca RDI: ffffea000408c980 RBP: 0000000000000001 R08: ffffea00040cd808 R09: 0000000000000000 R10: ffff88810132d2e0 R11: 0000000000000002 R12: ffff888106ba1880 R13: ffff88810132d018 R14: 000000000000000f R15: ffff88810373d920 FS: 0000555556a27480(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0c5416b440 CR3: 00000001023fa000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tls_free_rec net/tls/tls_sw.c:359 [inline] tls_free_open_rec net/tls/tls_sw.c:370 [inline] tls_sw_release_resources_tx+0x18b/0x1d0 net/tls/tls_sw.c:2488 tls_sk_proto_cleanup net/tls/tls_main.c:309 [inline] tls_sk_proto_close+0x24d/0x2a0 net/tls/tls_main.c:339 inet_release+0x2d/0x60 net/ipv4/af_inet.c:426 __sock_release+0x32/0xa0 net/socket.c:653 sock_close+0x13/0x20 net/socket.c:1385 __fput+0x81/0x240 fs/file_table.c:321 task_work_run+0x55/0x80 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x16c/0x180 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x17/0x40 kernel/entry/common.c:297 do_syscall_64+0x46/0x80 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f449c47bbda Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 RSP: 002b:00007ffc28bd6bb0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f449c47bbda RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 00007f449c59d980 R08: 0000001b2e160000 R09: 0000000000000001 R10: 00007ffc28bee080 R11: 0000000000000293 R12: 000000000000b250 R13: ffffffffffffffff R14: 00007f449c000000 R15: 000000000000af0f