ci starts bisection 2024-02-01 15:58:47.370627134 +0000 UTC m=+17392.959586258
bisecting fixing commit since f339c2597ebb00e738f2b6328c14804ed19f5d57
building syzkaller on 93e26d605eebce2ad19e6f37d9e96a872ca55cce
ensuring issue is reproducible on original commit f339c2597ebb00e738f2b6328c14804ed19f5d57

testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e2b879b1756865aee0c9420351f79f364c24c0de3198ad2968d4cf03df560860
all runs: crashed: unregister_netdevice: waiting for DEV to become free
representative crash: unregister_netdevice: waiting for DEV to become free, types: [UNKNOWN]
check whether we can drop unnecessary instrumentation
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 03bb6677599f6d4afc9527c046d71b9ca9dea562a74a4a46e57ee0e5406e38e8
all runs: crashed: INFO: trying to register non-static key in copy_net_ns
representative crash: INFO: trying to register non-static key in copy_net_ns, types: [UNKNOWN]
the bug reproduces without the instrumentation
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
kconfig minimization: base=3937 full=7552 leaves diff=2002
split chunks (needed=false): <2002>
split chunk #0 of len 2002 into 5 parts
testing without sub-chunk 1/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: af794e5954e91cece7f553d636d569e6e0280a583e8a6b5cd79e7b0003153319
all runs: crashed: INFO: trying to register non-static key in copy_net_ns
representative crash: INFO: trying to register non-static key in copy_net_ns, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 51a5796909a2c1e1cf0da7bda2971d034b443c4f5cbe2c1b25d5a1e11fafff91
run #0: crashed: INFO: trying to register non-static key in copy_net_ns
run #1: crashed: INFO: trying to register non-static key in copy_net_ns
run #2: crashed: unregister_netdevice: waiting for DEV to become free
run #3: crashed: unregister_netdevice: waiting for DEV to become free
run #4: crashed: unregister_netdevice: waiting for DEV to become free
run #5: crashed: unregister_netdevice: waiting for DEV to become free
run #6: crashed: INFO: trying to register non-static key in copy_net_ns
run #7: crashed: INFO: trying to register non-static key in copy_net_ns
run #8: crashed: INFO: trying to register non-static key in copy_net_ns
run #9: crashed: INFO: trying to register non-static key in copy_net_ns
representative crash: INFO: trying to register non-static key in copy_net_ns, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ad6e16c67ca9516991eaa33bb011209efc44e656251b8aef9df49367b8f92476
all runs: OK
false negative chance: 0.000
testing without sub-chunk 4/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0c635110f75bb6f061ebfa95e15a010400c7df5f53451e8829919436b200e4f1
run #0: crashed: unregister_netdevice: waiting for DEV to become free
run #1: crashed: INFO: trying to register non-static key in copy_net_ns
run #2: crashed: INFO: trying to register non-static key in copy_net_ns
run #3: crashed: INFO: trying to register non-static key in copy_net_ns
run #4: crashed: INFO: trying to register non-static key in copy_net_ns
run #5: crashed: INFO: trying to register non-static key in copy_net_ns
run #6: crashed: INFO: trying to register non-static key in copy_net_ns
run #7: crashed: INFO: trying to register non-static key in copy_net_ns
run #8: crashed: INFO: trying to register non-static key in copy_net_ns
run #9: crashed: INFO: trying to register non-static key in copy_net_ns
representative crash: unregister_netdevice: waiting for DEV to become free, types: [UNKNOWN]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit f339c2597ebb00e738f2b6328c14804ed19f5d57 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f553d1f76cca33c137973b29ef0e239a8d0d80c71c3ed3d9aedc8aed2a6d47e3
all runs: crashed: unregister_netdevice: waiting for DEV to become free
representative crash: unregister_netdevice: waiting for DEV to become free, types: [UNKNOWN]
the chunk can be dropped
minimized to 401 configs; suspects: [ATM AX25 BRIDGE BRIDGE_NETFILTER CAN CC_IS_GCC CFG80211 CHECKPOINT_RESTORE DVB_CORE FB FSCACHE HAMRADIO HSR IMA IMA_APPRAISE IMA_APPRAISE_MODSIG INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_SIGNATURE 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 MICROCODE_AMD MICROCODE_INTEL 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_SIG_SHA1 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 NETLABEL 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_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_OVS NF_NAT_PPTP NF_NAT_REDIRECT NF_NAT_SNMP_BASIC NF_TABLES 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 [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN BUG], they are not needed
testing current HEAD 6764c317b6bb91bd806ef79adf6d9c0e428b191e
testing commit 6764c317b6bb91bd806ef79adf6d9c0e428b191e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 81bbc3e7cf453c87132da83ae845f0a66834bb8aa1380106755f02d6ca4b6d71
all runs: OK
false negative chance: 0.000
# git bisect start 6764c317b6bb91bd806ef79adf6d9c0e428b191e f339c2597ebb00e738f2b6328c14804ed19f5d57
Bisecting: 46876 revisions left to test after this (roughly 16 steps)
[692f5510159c79bfa312a4e27a15e266232bfb4c] Merge tag 'asoc-v6.6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 692f5510159c79bfa312a4e27a15e266232bfb4c gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6889e59da4863af2b5759300a8b02a1a80cf34f77c4dbe1800e8126498bf696d
run #0: crashed: no output from test machine
run #1: crashed: VFS: Busy inodes after unmount (use-after-free)
run #2: crashed: VFS: Busy inodes after unmount (use-after-free)
run #3: crashed: VFS: Busy inodes after unmount (use-after-free)
run #4: crashed: VFS: Busy inodes after unmount (use-after-free)
run #5: crashed: VFS: Busy inodes after unmount (use-after-free)
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good 692f5510159c79bfa312a4e27a15e266232bfb4c
Bisecting: 23252 revisions left to test after this (roughly 15 steps)
[7d461b291e65938f15f56fe58da2303b07578a76] Merge tag 'drm-next-2023-10-31-1' of git://anongit.freedesktop.org/drm/drm

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 7d461b291e65938f15f56fe58da2303b07578a76 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 57e9d2919609a685d5e8bbbeb654cdd7eedf26dd18144a167230e11103bb0d8d
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: VFS: Busy inodes after unmount (use-after-free)
run #5: crashed: VFS: Busy inodes after unmount (use-after-free)
run #6: crashed: VFS: Busy inodes after unmount (use-after-free)
run #7: OK
run #8: OK
run #9: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good 7d461b291e65938f15f56fe58da2303b07578a76
Bisecting: 11628 revisions left to test after this (roughly 14 steps)
[12958e9c4c8e93ef694c10960c78453edf21526e] Merge tag 'xfs-6.8-merge-3' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 12958e9c4c8e93ef694c10960c78453edf21526e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a3367e76065b62d95c414e76fc3179a41d5386c0a0a20a3c13d0f6b6686d1986
all runs: OK
false negative chance: 0.000
# git bisect bad 12958e9c4c8e93ef694c10960c78453edf21526e
Bisecting: 5802 revisions left to test after this (roughly 13 steps)
[b8cc56d0414e2330d9fe05342843512b1ad8cdb7] Merge tag 'cxl-for-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit b8cc56d0414e2330d9fe05342843512b1ad8cdb7 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 458c3c4bb0dbd2fa48a754a708d1e9c01ade19c5de813541fcf2c77a0630c312
run #0: crashed: no output from test machine
run #1: crashed: no output from test machine
run #2: crashed: VFS: Busy inodes after unmount (use-after-free)
run #3: crashed: VFS: Busy inodes after unmount (use-after-free)
run #4: crashed: VFS: Busy inodes after unmount (use-after-free)
run #5: crashed: VFS: Busy inodes after unmount (use-after-free)
run #6: crashed: VFS: Busy inodes after unmount (use-after-free)
run #7: crashed: VFS: Busy inodes after unmount (use-after-free)
run #8: OK
run #9: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good b8cc56d0414e2330d9fe05342843512b1ad8cdb7
Bisecting: 2902 revisions left to test after this (roughly 12 steps)
[8d59d2214c2362e7a9d185d80b613e632581af7b] mm: memcg: make stats flushing threshold per-memcg

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 8d59d2214c2362e7a9d185d80b613e632581af7b gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7d1e56fd0ecd504c2b3bb9090787da403477c4ef35cef2f447782c8e21d2b619
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: VFS: Busy inodes after unmount (use-after-free)
run #4: crashed: VFS: Busy inodes after unmount (use-after-free)
run #5: crashed: VFS: Busy inodes after unmount (use-after-free)
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good 8d59d2214c2362e7a9d185d80b613e632581af7b
Bisecting: 1404 revisions left to test after this (roughly 11 steps)
[968b80332432172dbbb773e749a43bdc846d1a13] Merge tag 'powerpc-6.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 968b80332432172dbbb773e749a43bdc846d1a13 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 77d1b216de46395f1a440968d42a3d7cbed9c8c6dbee23fe5c4f04204e842116
all runs: OK
false negative chance: 0.000
# git bisect bad 968b80332432172dbbb773e749a43bdc846d1a13
Bisecting: 749 revisions left to test after this (roughly 10 steps)
[a4aebe936554dac6a91e5d091179c934f8325708] posix-timers: Get rid of [COMPAT_]SYS_NI() uses

determine whether the revision contains the guilty commit
revision b8cc56d0414e2330d9fe05342843512b1ad8cdb7 crashed and is reachable
testing commit a4aebe936554dac6a91e5d091179c934f8325708 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 94b28a1cca51fc6c0faae8445b0fd160db4a7c62c9ef93d9585fd60a6a75ba6b
run #0: crashed: VFS: Busy inodes after unmount (use-after-free)
run #1: crashed: VFS: Busy inodes after unmount (use-after-free)
run #2: crashed: VFS: Busy inodes after unmount (use-after-free)
run #3: crashed: VFS: Busy inodes after unmount (use-after-free)
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: VFS: Busy inodes after unmount (use-after-free), types: [UNKNOWN]
# git bisect good a4aebe936554dac6a91e5d091179c934f8325708
Bisecting: 363 revisions left to test after this (roughly 9 steps)
[1f874787ed9a2d78ed59cb21d0d90ac0178eceb0] Merge tag 'net-6.7-rc9' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5c3da5bb3c73b77d8b531e54590970abe00d934b0cb8cf3d7c73f8f8312a6cd6
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: 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: VFS: Busy inodes after unmount (use-after-free)
run #11: crashed: VFS: Busy inodes after unmount (use-after-free)
run #12: crashed: VFS: Busy inodes after unmount (use-after-free)
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good 1f874787ed9a2d78ed59cb21d0d90ac0178eceb0
Bisecting: 185 revisions left to test after this (roughly 8 steps)
[5db8752c3b81bd33a549f6f812bab81e3bb61b20] Merge tag 'vfs-6.8.iov_iter' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 5db8752c3b81bd33a549f6f812bab81e3bb61b20 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d57339311547457e86b9087d51e7883db086a49425afbe0efd2795fa4c681263
all runs: OK
false negative chance: 0.000
# git bisect bad 5db8752c3b81bd33a549f6f812bab81e3bb61b20
Bisecting: 79 revisions left to test after this (roughly 7 steps)
[c604110e662a54568073a03176402b624e740310] Merge tag 'vfs-6.8.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision 692f5510159c79bfa312a4e27a15e266232bfb4c crashed and is reachable
testing commit c604110e662a54568073a03176402b624e740310 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 02c4e3a2e58d5b3817f3ec34ebfdacf7a503d15e032099030b57d4d50affa262
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: VFS: Busy inodes after unmount (use-after-free)
run #7: crashed: VFS: Busy inodes after unmount (use-after-free)
run #8: crashed: VFS: Busy inodes after unmount (use-after-free)
run #9: crashed: VFS: Busy inodes after unmount (use-after-free)
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: no output from test machine, types: [UNKNOWN]
# git bisect good c604110e662a54568073a03176402b624e740310
Bisecting: 40 revisions left to test after this (roughly 5 steps)
[8c9440fea77440772542d6dbcb5c36182495c164] Merge tag 'vfs-6.8.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs

determine whether the revision contains the guilty commit
revision 692f5510159c79bfa312a4e27a15e266232bfb4c crashed and is reachable
testing commit 8c9440fea77440772542d6dbcb5c36182495c164 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0e0017f7e8f80d8145db7756197096bca3d9af5d966e2fb5a55116fd1402c813
all runs: OK
false negative chance: 0.000
# git bisect bad 8c9440fea77440772542d6dbcb5c36182495c164
Bisecting: 19 revisions left to test after this (roughly 4 steps)
[cd34758c5238ae6976b10fe15bba7031b409c969] block: Remove blkdev_get_by_*() functions

determine whether the revision contains the guilty commit
revision 692f5510159c79bfa312a4e27a15e266232bfb4c crashed and is reachable
testing commit cd34758c5238ae6976b10fe15bba7031b409c969 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 5f9b27cc40d2d393e621c42cab9960a999c2c5765de4f42e7e934219609290ad
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: VFS: Busy inodes after unmount (use-after-free)
run #5: crashed: VFS: Busy inodes after unmount (use-after-free)
run #6: crashed: VFS: Busy inodes after unmount (use-after-free)
run #7: crashed: VFS: Busy inodes after unmount (use-after-free)
run #8: crashed: VFS: Busy inodes after unmount (use-after-free)
run #9: crashed: VFS: Busy inodes after unmount (use-after-free)
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: no output from test machine, types: [UNKNOWN]
# git bisect good cd34758c5238ae6976b10fe15bba7031b409c969
Bisecting: 9 revisions left to test after this (roughly 3 steps)
[5bd3cf8cbc8a286308ef3f40656659d5abc89995] add selftest for statmount/listmount

determine whether the revision contains the guilty commit
revision f339c2597ebb00e738f2b6328c14804ed19f5d57 crashed and is reachable
testing commit 5bd3cf8cbc8a286308ef3f40656659d5abc89995 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 1705cc09082d19b60a5829b578eb7a06034b3de82be6db17bef1f1397c26d8db
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: crashed: no output from test machine
run #8: crashed: VFS: Busy inodes after unmount (use-after-free)
run #9: crashed: VFS: Busy inodes after unmount (use-after-free)
run #10: crashed: VFS: Busy inodes after unmount (use-after-free)
run #11: crashed: VFS: Busy inodes after unmount (use-after-free)
run #12: crashed: VFS: Busy inodes after unmount (use-after-free)
run #13: OK
run #14: OK
run #15: OK
run #16: OK
run #17: OK
run #18: OK
run #19: OK
representative crash: no output from test machine, types: [UNKNOWN]
# git bisect good 5bd3cf8cbc8a286308ef3f40656659d5abc89995
Bisecting: 4 revisions left to test after this (roughly 2 steps)
[afde134b5bd02a5c719336ca1d0d3cb7e4def70e] ext4: Block writes to journal device

determine whether the revision contains the guilty commit
revision b8cc56d0414e2330d9fe05342843512b1ad8cdb7 crashed and is reachable
reproducer is flaky (0.51 repro chance estimate)
revisions tested: 21, total time: 12h4m15.842944625s (build: 7h56m25.109049063s, test: 3h51m32.179534778s)
error: bisection is taking too long (>12h0m0s), aborting