ci2 starts bisection 2023-09-12 07:57:01.03874394 +0000 UTC m=+76422.060486609 bisecting fixing commit since 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 building syzkaller on 67be1ae742603edad9c97d30b6ed69f9bbe2ffa8 ensuring issue is reproducible on original commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: c99a462656eb67c20ee46ce19de75b93de687511d59e75b2af1d460bb93d5b6f 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: stack-out-of-bounds Read in xfs_buf_lock run #10: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #11: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #12: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #13: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #14: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #15: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #16: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #17: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #18: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #19: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock representative crash: KASAN: stack-out-of-bounds Read in xfs_buf_lock, types: [KASAN] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 65bac45badc33661b94eb920b657eb30382827a4792f8365a2dd8bb334130071 run #0: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #1: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #2: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #3: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN KASAN] the bug reproduces without the instrumentation disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed kconfig minimization: base=3876 full=7511 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 [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8c36ac2fddb45a699a4eefeaffa803951b00d3e34c52def24ea2219396f17790 run #0: crashed: KASAN: stack-out-of-bounds Read in xfs_buf_lock run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: OK run #7: OK run #8: OK run #9: OK representative crash: no output from test machine, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG], they are not needed testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 98601703a1a794f7884d2c9668a0a845908cce5fd614e4f35298e1728bac3fae run #0: crashed: no output from test machine run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: OK run #8: OK run #9: OK representative crash: no output from test machine, types: [UNKNOWN] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ed5f20182bb9116b21b9d19e66c2eade24a1a49c39398e1dad72dee1a338184f all runs: OK false negative chance: 0.000 testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed testing commit 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f459b8a7af005db31afd200c2e1f477936b3a10006fbcb6bd97563318194a2a2 run #0: crashed: BUG: workqueue lockup run #1: crashed: BUG: workqueue lockup run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] 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 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8faab6ead5a79abd14bdab69f3c307b0ff8cfc1933a56dd64e27db8abd58f741 run #0: crashed: BUG: workqueue lockup run #1: crashed: BUG: workqueue lockup run #2: crashed: BUG: workqueue lockup run #3: crashed: BUG: workqueue lockup run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine run #10: crashed: no output from test machine run #11: crashed: no output from test machine run #12: crashed: no output from test machine run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] the chunk can be dropped minimized to 401 configs; suspects: [ATM AX25 BRIDGE BRIDGE_NETFILTER CAN CFG80211 CHECKPOINT_RESTORE DVB_CORE FB FSCACHE HAMRADIO HSR INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IRQ_BYPASS_MANAGER IRQ_POLL IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TTUSBIR ISDN ISDN_CAPI_MIDDLEWARE JFFS2_CMODE_PRIORITY JFFS2_COMPRESSION_OPTIONS JFFS2_FS JFFS2_FS_POSIX_ACL JFFS2_FS_SECURITY JFFS2_FS_WRITEBUFFER JFFS2_FS_XATTR JFFS2_LZO JFFS2_RTIME JFFS2_RUBIN JFFS2_SUMMARY JFFS2_ZLIB JFS_DEBUG JFS_FS JFS_POSIX_ACL JFS_SECURITY JOYSTICK_IFORCE JOYSTICK_IFORCE_USB JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KARMA_PARTITION KCOV KCOV_ENABLE_COMPARISONS KCOV_INSTRUMENT_ALL KEYS_REQUEST_CACHE KEY_DH_OPERATIONS KEY_NOTIFICATIONS KSM KVM KVM_AMD KVM_ASYNC_PF KVM_COMPAT KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_MMIO KVM_VFIO KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEDS_TRIGGER_AUDIO LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_DEBUGFS MAC80211_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MD_LINEAR MD_MULTIPATH MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_CONTROLLER_REQUEST_API MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TUNER MEDIA_TUNER_MSI001 MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_SYSCON MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MISC_RTSX MISC_RTSX_USB MISDN MISDN_DSP MISDN_HFCUSB MISDN_L1OIP MKISS MLX4_CORE MLX4_INFINIBAND MMC MMC_REALTEK_USB MMC_USHC MMC_VUB300 MMU_NOTIFIER MODULE_SRCVERSION_ALL MODVERSIONS MOST MOUSE_APPLETOUCH MOUSE_BCM5974 MOUSE_PS2 MOUSE_PS2_ALPS MOUSE_PS2_BYD MOUSE_PS2_CYPRESS MOUSE_PS2_FOCALTECH MOUSE_PS2_LIFEBOOK MOUSE_PS2_LOGIPS2PP MOUSE_PS2_SMBUS MOUSE_PS2_SYNAPTICS MOUSE_PS2_SYNAPTICS_SMBUS MOUSE_PS2_TRACKPOINT MOUSE_SYNAPTICS_USB MPLS MPLS_IPTUNNEL MPLS_ROUTING MPTCP MPTCP_IPV6 MRP MTD MTD_BLKDEVS MTD_BLOCK MTD_BLOCK2MTD MTD_CFI_I1 MTD_CFI_I2 MTD_MAP_BANK_WIDTH_1 MTD_MAP_BANK_WIDTH_2 MTD_MAP_BANK_WIDTH_4 MTD_MTDRAM MTD_PHRAM MTD_SLRAM MUSB_PIO_ONLY ND_BTT ND_CLAIM ND_PFN NETDEVSIM NETFILTER_ADVANCED NETFILTER_FAMILY_ARP NETFILTER_FAMILY_BRIDGE NETFILTER_NETLINK_ACCT NETFILTER_NETLINK_GLUE_CT NETFILTER_NETLINK_OSF NETFILTER_NETLINK_QUEUE NETFILTER_SYNPROXY NETFILTER_XTABLES_COMPAT NETFILTER_XT_CONNMARK NETFILTER_XT_MATCH_BPF NETFILTER_XT_MATCH_CGROUP NETFILTER_XT_MATCH_CLUSTER NETFILTER_XT_MATCH_COMMENT NETFILTER_XT_MATCH_CONNBYTES NETFILTER_XT_MATCH_CONNLABEL NETFILTER_XT_MATCH_CONNLIMIT NETFILTER_XT_MATCH_CONNMARK NETFILTER_XT_MATCH_CPU NETFILTER_XT_MATCH_DCCP NETFILTER_XT_MATCH_DEVGROUP NETFILTER_XT_MATCH_DSCP NETFILTER_XT_MATCH_ECN NETFILTER_XT_MATCH_ESP NETFILTER_XT_MATCH_HASHLIMIT NETFILTER_XT_MATCH_HELPER NETFILTER_XT_MATCH_HL NETFILTER_XT_MATCH_IPCOMP NETFILTER_XT_MATCH_IPRANGE NETFILTER_XT_MATCH_IPVS NETFILTER_XT_MATCH_L2TP NETFILTER_XT_MATCH_LENGTH NETFILTER_XT_MATCH_LIMIT NETFILTER_XT_MATCH_MAC NETFILTER_XT_MATCH_MARK NETFILTER_XT_MATCH_MULTIPORT NETFILTER_XT_MATCH_NFACCT NETFILTER_XT_MATCH_OSF NETFILTER_XT_MATCH_OWNER NETFILTER_XT_MATCH_PHYSDEV NETFILTER_XT_MATCH_PKTTYPE NETFILTER_XT_MATCH_QUOTA NETFILTER_XT_MATCH_RATEEST NETFILTER_XT_MATCH_REALM NETFILTER_XT_MATCH_RECENT NETFILTER_XT_MATCH_SCTP NETFILTER_XT_MATCH_SOCKET NETFILTER_XT_MATCH_STATISTIC NETFILTER_XT_MATCH_STRING NETFILTER_XT_MATCH_TCPMSS NETFILTER_XT_MATCH_TIME NETFILTER_XT_MATCH_U32 NETFILTER_XT_SET NETFILTER_XT_TARGET_AUDIT NETFILTER_XT_TARGET_CHECKSUM NETFILTER_XT_TARGET_CLASSIFY NETFILTER_XT_TARGET_CONNMARK NETFILTER_XT_TARGET_CT NETFILTER_XT_TARGET_DSCP NETFILTER_XT_TARGET_HL NETFILTER_XT_TARGET_HMARK NETFILTER_XT_TARGET_IDLETIMER NETFILTER_XT_TARGET_LED NETFILTER_XT_TARGET_MARK NETFILTER_XT_TARGET_NETMAP NETFILTER_XT_TARGET_NFQUEUE NETFILTER_XT_TARGET_NOTRACK NETFILTER_XT_TARGET_RATEEST NETFILTER_XT_TARGET_REDIRECT NETFILTER_XT_TARGET_TCPOPTSTRIP NETFILTER_XT_TARGET_TEE NETFILTER_XT_TARGET_TPROXY NETFILTER_XT_TARGET_TRACE NETLINK_DIAG NETROM NET_9P_RDMA NET_ACT_BPF NET_ACT_CONNMARK NET_ACT_CSUM NET_ACT_CT NET_ACT_CTINFO NET_ACT_GATE NET_ACT_IFE NET_ACT_IPT NET_ACT_MPLS NET_ACT_NAT NET_ACT_PEDIT NET_ACT_POLICE NET_ACT_SAMPLE NET_ACT_SIMP NET_ACT_SKBEDIT NET_ACT_SKBMOD NET_ACT_TUNNEL_KEY NET_ACT_VLAN NET_CLS_BASIC NET_CLS_BPF NET_CLS_FLOW NET_CLS_FLOWER NET_CLS_FW NET_CLS_MATCHALL NET_CLS_ROUTE4 NET_CLS_RSVP NET_CLS_RSVP6 NET_CLS_TCINDEX NET_DEVLINK NET_DROP_MONITOR NET_DSA NET_DSA_TAG_BRCM NET_DSA_TAG_BRCM_COMMON NET_DSA_TAG_BRCM_PREPEND NET_DSA_TAG_MTK NET_DSA_TAG_QCA NET_DSA_TAG_RTL4_A NET_EMATCH_CANID NET_EMATCH_CMP NET_EMATCH_IPSET NET_EMATCH_IPT NET_EMATCH_META NET_EMATCH_NBYTE NET_EMATCH_TEXT NET_EMATCH_U32 NET_FC NET_FOU NET_FOU_IP_TUNNELS NET_IFE NET_IFE_SKBMARK NET_IFE_SKBPRIO NET_IFE_SKBTCINDEX NET_IPGRE NET_IPGRE_BROADCAST NET_IPGRE_DEMUX NET_IPIP NET_IPVTI NET_KEY NET_KEY_MIGRATE NET_L3_MASTER_DEV NET_MPLS_GSO NET_NCSI NET_NSH NET_REDIRECT NET_SCH_ATM NET_SCH_CAKE NET_SCH_CBQ NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DRR NET_SCH_DSMARK NET_SCH_ETF NET_SCH_ETS NET_SCH_FQ NET_SCH_FQ_CODEL NET_SCH_FQ_PIE NET_SCH_GRED NET_SCH_HFSC NET_SCH_HHF NET_SCH_HTB NET_SCH_INGRESS NET_SCH_MQPRIO NET_SCH_MULTIQ NET_SCH_NETEM NET_SCH_PIE NET_SCH_PLUG NET_SCH_PRIO NET_SCH_QFQ NET_SCH_RED NET_SCH_SFB NET_SCH_SFQ NET_SCH_SKBPRIO NET_SCH_TAPRIO NET_SCH_TBF NET_SCH_TEQL NET_SOCK_MSG NET_SWITCHDEV NET_TC_SKB_EXT NET_TEAM NET_TEAM_MODE_ACTIVEBACKUP NET_TEAM_MODE_BROADCAST NET_TEAM_MODE_LOADBALANCE NET_TEAM_MODE_RANDOM NET_TEAM_MODE_ROUNDROBIN NET_UDP_TUNNEL NET_VRF NFC NFC_DIGITAL NFC_FDP NFC_HCI NFC_MRVL NFC_MRVL_USB NFC_NCI NFC_NCI_UART NFC_PN533 NFC_PN533_USB NFC_PORT100 NFC_SHDLC NFC_SIM NFC_VIRTUAL_NCI NFSD NFSD_BLOCKLAYOUT NFSD_FLEXFILELAYOUT NFSD_PNFS NFSD_SCSILAYOUT NFSD_V2_ACL NFSD_V3_ACL NFSD_V4 NFSD_V4_2_INTER_SSC NFSD_V4_SECURITY_LABEL NFS_FSCACHE NFS_V4_1 NFS_V4_2 NFS_V4_2_READ_PLUS NFS_V4_2_SSC_HELPER NFS_V4_SECURITY_LABEL NFT_BRIDGE_META NFT_BRIDGE_REJECT NFT_COMPAT NFT_CONNLIMIT NFT_CT NFT_DUP_IPV4 NFT_DUP_IPV6 NFT_DUP_NETDEV NFT_FIB NFT_FIB_INET NFT_FIB_IPV4 NFT_FIB_IPV6 NFT_FIB_NETDEV NFT_FLOW_OFFLOAD NFT_HASH NFT_LIMIT NFT_LOG NFT_MASQ NFT_NAT NFT_NUMGEN NFT_OSF NFT_QUEUE NFT_QUOTA NFT_REDIR NFT_REJECT NFT_REJECT_INET NFT_REJECT_IPV4 NFT_REJECT_IPV6 NFT_REJECT_NETDEV NFT_SOCKET NFT_SYNPROXY NFT_TPROXY NFT_TUNNEL NFT_XFRM NF_CONNTRACK_AMANDA NF_CONNTRACK_BRIDGE NF_CONNTRACK_BROADCAST NF_CONNTRACK_EVENTS NF_CONNTRACK_H323 NF_CONNTRACK_LABELS NF_CONNTRACK_MARK NF_CONNTRACK_NETBIOS_NS NF_CONNTRACK_PPTP NF_CONNTRACK_SANE NF_CONNTRACK_SNMP NF_CONNTRACK_TFTP NF_CONNTRACK_TIMEOUT NF_CONNTRACK_TIMESTAMP NF_CONNTRACK_ZONES NF_CT_NETLINK_HELPER NF_CT_NETLINK_TIMEOUT NF_CT_PROTO_DCCP NF_CT_PROTO_GRE NF_CT_PROTO_SCTP NF_CT_PROTO_UDPLITE NF_DUP_IPV4 NF_DUP_IPV6 NF_DUP_NETDEV NF_FLOW_TABLE NF_FLOW_TABLE_INET NF_NAT_AMANDA NF_NAT_H323 NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_NAT_TFTP NF_SOCKET_IPV4 NF_SOCKET_IPV6 NF_TABLES NF_TABLES_ARP NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 NF_TABLES_NETDEV PARTITION_ADVANCED PSAMPLE RC_CORE RC_DEVICES RFKILL SPI USB_GADGET USB_MUSB_HDRC VIDEO_DEV WAN WATCH_QUEUE WIRELESS WLAN WWAN X25 X86_X32_ABI] disabling configs for [UBSAN BUG LOCKDEP ATOMIC_SLEEP HANG LEAK], they are not needed testing current HEAD 0bb80ecc33a8fb5a682236443c1e740d5c917d1d testing commit 0bb80ecc33a8fb5a682236443c1e740d5c917d1d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8eb60c6218869941419da3a8d4cfc0f6b902873a59082b66766ddfbb7e8cc6ec all runs: OK false negative chance: 0.000 # git bisect start 0bb80ecc33a8fb5a682236443c1e740d5c917d1d 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 Bisecting: 38205 revisions left to test after this (roughly 15 steps) [b68ee1c6131c540a62ecd443be89c406401df091] Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit b68ee1c6131c540a62ecd443be89c406401df091 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8ce02865a627f0a97914e7eba9fda48ce2ddc9cfd1e8ee7fbec482276431ff72 all runs: OK false negative chance: 0.000 # git bisect bad b68ee1c6131c540a62ecd443be89c406401df091 Bisecting: 19083 revisions left to test after this (roughly 14 steps) [8ca8d89b43caf9a02a18414d6eeff966d2b14512] Merge tag 'cgroup-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 8ca8d89b43caf9a02a18414d6eeff966d2b14512 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: fcc15a78bf90996b42a2a0fde93883dc2ba5b5706f7cb940f9ecaea36edaa467 run #0: crashed: BUG: workqueue lockup run #1: crashed: BUG: workqueue lockup run #2: crashed: no output from test machine run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good 8ca8d89b43caf9a02a18414d6eeff966d2b14512 Bisecting: 9554 revisions left to test after this (roughly 13 steps) [60e2bf7d10e9cd5641f4a5183a19058d9a2c8782] Merge tag 'input-for-v6.3-rc0' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 60e2bf7d10e9cd5641f4a5183a19058d9a2c8782 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: f4e74bf56874b84b3307e0061d2cdb38ebfef2a9abdda41b6eef396aef9e8d4b all runs: OK false negative chance: 0.000 # git bisect bad 60e2bf7d10e9cd5641f4a5183a19058d9a2c8782 Bisecting: 4979 revisions left to test after this (roughly 12 steps) [307e14c039063f0c9bd7a18a7add8f940580dcc9] Merge tag '6.3-rc-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6 determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 307e14c039063f0c9bd7a18a7add8f940580dcc9 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 36081cf8d3e1210f23e2ba4c17749af0bc65946285c5f5affb0ddc16c3d59cbd all runs: OK false negative chance: 0.000 # git bisect bad 307e14c039063f0c9bd7a18a7add8f940580dcc9 Bisecting: 2481 revisions left to test after this (roughly 11 steps) [d1fabc68f8e0541d41657096dc713cb01775652d] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit d1fabc68f8e0541d41657096dc713cb01775652d gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d3c34aa81fb222e03d9bdc37e731aa019a59913e587714fde7fb7774f6b0053a all runs: OK false negative chance: 0.000 # git bisect bad d1fabc68f8e0541d41657096dc713cb01775652d Bisecting: 1033 revisions left to test after this (roughly 10 steps) [8b6f322e47ba4ac95b63bff1fcdd0d3f85fbc61b] Merge branch 'net-sched-transition-act_pedit-to-rcu-and-percpu-stats' determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 8b6f322e47ba4ac95b63bff1fcdd0d3f85fbc61b gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 533d9147d22ed05560599d70589659a0a4df5319522796c59f5779ba3780f719 all runs: OK false negative chance: 0.000 # git bisect bad 8b6f322e47ba4ac95b63bff1fcdd0d3f85fbc61b Bisecting: 530 revisions left to test after this (roughly 9 steps) [306f208259ff7a89c022f1e5f5d2144b0ccb236c] dt-bindings: net: asix,ax88796c: allow SPI peripheral properties determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 306f208259ff7a89c022f1e5f5d2144b0ccb236c gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 87a1d8c3a49d70078b0e55936988b05a60f681bc6bc92569957f6d129f85bc8e all runs: OK false negative chance: 0.000 # git bisect bad 306f208259ff7a89c022f1e5f5d2144b0ccb236c Bisecting: 250 revisions left to test after this (roughly 8 steps) [fab89bafa95b6f333b0e2dca0ae07a0b3600e954] virtio-net: support multi-buffer xdp determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit fab89bafa95b6f333b0e2dca0ae07a0b3600e954 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: dd61ab429ecce2f5dfa0f5cccd1dd55aedb8d4708cb10ae957239e3104f12328 all runs: OK false negative chance: 0.000 # git bisect bad fab89bafa95b6f333b0e2dca0ae07a0b3600e954 Bisecting: 125 revisions left to test after this (roughly 7 steps) [4a753ca5013d465694d6639fbe1378831a399bda] selftest: mptcp: exit from copyfd_io_poll() when receive SIGUSR1 determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 4a753ca5013d465694d6639fbe1378831a399bda gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7e36849b53524d309e8ffd69600767ffaccdc5ebe595463abddbe8ef6679f181 all runs: OK false negative chance: 0.000 # git bisect bad 4a753ca5013d465694d6639fbe1378831a399bda Bisecting: 62 revisions left to test after this (roughly 6 steps) [4aea86b4033f92f01547e6d4388d4451ae9b0980] Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 4aea86b4033f92f01547e6d4388d4451ae9b0980 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 9037aa8c51ad56026df9ad6fe8f42c649a94d9e44698d2c479a5e8014d9402cc run #0: crashed: BUG: workqueue lockup run #1: crashed: BUG: workqueue lockup run #2: crashed: BUG: workqueue lockup run #3: crashed: BUG: workqueue lockup run #4: crashed: BUG: workqueue lockup run #5: crashed: BUG: workqueue lockup run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine run #10: crashed: no output from test machine run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good 4aea86b4033f92f01547e6d4388d4451ae9b0980 Bisecting: 31 revisions left to test after this (roughly 5 steps) [870c7ad4a52be2acff92d0355ca118654c7efece] devlink: protect devlink->dev by the instance lock determine whether the revision contains the guilty commit revision 3ecc37918c80ffdbfa8f08d3e75a0a9fca1c1979 crashed and is reachable testing commit 870c7ad4a52be2acff92d0355ca118654c7efece gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7253221abcb27d5a9f1f331051e61e920bc8f4dacf0e4b73b82b899544377f8e all runs: OK false negative chance: 0.000 # git bisect bad 870c7ad4a52be2acff92d0355ca118654c7efece Bisecting: 15 revisions left to test after this (roughly 4 steps) [623cd13b165486afaa2df706d49209392f3764ca] devlink: split out netlink code determine whether the revision contains the guilty commit revision 4aea86b4033f92f01547e6d4388d4451ae9b0980 crashed and is reachable testing commit 623cd13b165486afaa2df706d49209392f3764ca gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 14ad1e98d0534b1c89184fb897bcbf9afe7d6dd7dbaf39c68f12c68dc365058d run #0: crashed: BUG: workqueue lockup run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good 623cd13b165486afaa2df706d49209392f3764ca Bisecting: 7 revisions left to test after this (roughly 3 steps) [c9666bac537e0f98ce15ea57c5fb25fc0a9a29b1] devlink: restart dump based on devlink instance ids (function) determine whether the revision contains the guilty commit revision 623cd13b165486afaa2df706d49209392f3764ca crashed and is reachable testing commit c9666bac537e0f98ce15ea57c5fb25fc0a9a29b1 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 421a251b80393b17bd94214ac089e86ddc6e75c4c9e45ded093743605458fe38 run #0: crashed: BUG: workqueue lockup run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good c9666bac537e0f98ce15ea57c5fb25fc0a9a29b1 Bisecting: 3 revisions left to test after this (roughly 2 steps) [3d759e9e24c38758abc19a4f5e1872a6460d5745] Merge branch 'devlink-code-split-and-structured-instance-walk' determine whether the revision contains the guilty commit revision c9666bac537e0f98ce15ea57c5fb25fc0a9a29b1 crashed and is reachable testing commit 3d759e9e24c38758abc19a4f5e1872a6460d5745 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a0572c35003abff5aef4e694192d93a959e2f1a690e874a93fb74aa3ce28d635 run #0: crashed: BUG: workqueue lockup run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good 3d759e9e24c38758abc19a4f5e1872a6460d5745 Bisecting: 1 revision left to test after this (roughly 1 step) [d772781964415c63759572b917e21c4f7ec08d9f] devlink: bump the instance index directly when iterating determine whether the revision contains the guilty commit revision 3d759e9e24c38758abc19a4f5e1872a6460d5745 crashed and is reachable testing commit d772781964415c63759572b917e21c4f7ec08d9f gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5060dad405440627261700d85e27f5b3893aeec2b83ef2f5a8df12edab733507 all runs: OK false negative chance: 0.000 # git bisect bad d772781964415c63759572b917e21c4f7ec08d9f Bisecting: 0 revisions left to test after this (roughly 0 steps) [6b754d7bd007c5f68fbb2d9abd5c00d253b033d0] sysctl: expose all net/core sysctls inside netns determine whether the revision contains the guilty commit revision 623cd13b165486afaa2df706d49209392f3764ca crashed and is reachable testing commit 6b754d7bd007c5f68fbb2d9abd5c00d253b033d0 gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 45899011428d25fc334aa1fb99abf87a54284ea8179878842eb1962e1cdc6511 run #0: crashed: BUG: workqueue lockup run #1: crashed: no output from test machine run #2: crashed: no output from test machine run #3: crashed: no output from test machine run #4: crashed: no output from test machine run #5: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3506744738" "root@10.128.1.185:./syz-executor3506744738"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.1.185, user root, command sftp OpenSSH_9.2p1 Debian-2, OpenSSL 3.0.9 30 May 2023 debug1: Reading configuration data /dev/null debug1: Connecting to 10.128.1.185 [10.128.1.185] port 22. debug1: fd 3 clearing O_NONBLOCK debug1: Connection established. debug1: identity file /root/.ssh/id_rsa type -1 debug1: identity file /root/.ssh/id_rsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa type -1 debug1: identity file /root/.ssh/id_ecdsa-cert type -1 debug1: identity file /root/.ssh/id_ecdsa_sk type -1 debug1: identity file /root/.ssh/id_ecdsa_sk-cert type -1 debug1: identity file /root/.ssh/id_ed25519 type -1 debug1: identity file /root/.ssh/id_ed25519-cert type -1 debug1: identity file /root/.ssh/id_ed25519_sk type -1 debug1: identity file /root/.ssh/id_ed25519_sk-cert type -1 debug1: identity file /root/.ssh/id_xmss type -1 debug1: identity file /root/.ssh/id_xmss-cert type -1 debug1: identity file /root/.ssh/id_dsa type -1 debug1: identity file /root/.ssh/id_dsa-cert type -1 debug1: Local version string SSH-2.0-OpenSSH_9.2p1 Debian-2 Connection timed out during banner exchange Connection to 10.128.1.185 port 22 timed out scp: Connection closed run #6: OK run #7: OK run #8: OK run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: BUG: workqueue lockup, types: [UNKNOWN] # git bisect good 6b754d7bd007c5f68fbb2d9abd5c00d253b033d0 d772781964415c63759572b917e21c4f7ec08d9f is the first bad commit commit d772781964415c63759572b917e21c4f7ec08d9f Author: Jakub Kicinski Date: Thu Jan 5 22:33:54 2023 -0800 devlink: bump the instance index directly when iterating xa_find_after() is designed to handle multi-index entries correctly. If a xarray has two entries one which spans indexes 0-3 and one at index 4 xa_find_after(0) will return the entry at index 4. Having to juggle the two callbacks, however, is unnecessary in case of the devlink xarray, as there is 1:1 relationship with indexes. Always use xa_find() and increment the index manually. Signed-off-by: Jakub Kicinski Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller net/devlink/core.c | 31 +++++++++---------------------- net/devlink/devl_internal.h | 17 ++++------------- 2 files changed, 13 insertions(+), 35 deletions(-) accumulated error probability: 0.00 culprit signature: 5060dad405440627261700d85e27f5b3893aeec2b83ef2f5a8df12edab733507 parent signature: 45899011428d25fc334aa1fb99abf87a54284ea8179878842eb1962e1cdc6511 reproducer is flaky (0.29 repro chance estimate) revisions tested: 24, total time: 8h11m1.28203478s (build: 1h51m59.355911917s, test: 6h10m48.718356677s) first good commit: d772781964415c63759572b917e21c4f7ec08d9f devlink: bump the instance index directly when iterating recipients (to): ["davem@davemloft.net" "jiri@nvidia.com" "kuba@kernel.org"] recipients (cc): []