ci starts bisection 2023-11-21 03:48:43.189205656 +0000 UTC m=+641486.164371458 bisecting fixing commit since ae8373a5add4ea39f032563cf12a02946d1e3546 building syzkaller on 4bce1a3e705a8b62de8194bdb28f5eef89c8feec ensuring issue is reproducible on original commit ae8373a5add4ea39f032563cf12a02946d1e3546 testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ca33182c91e31bd2eb03770af27d90f774812f2c21a61264a29f90f735d7fb2e run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: OK run #2: OK 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: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 23ec333774cf8f945442d1fbf8321cfa40f806b93619730b758d4a09daf17cbf run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in nfc_rfkill_set_block run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #18: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] the bug reproduces without the instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed kconfig minimization: base=3917 full=7584 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 [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ea0519063ff4e295c8f45f23b3e681edcf5fe3817eee9444ed12e97c37cf1907 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #12: crashed: INFO: task hung in nfc_rfkill_set_block run #13: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 49f7e29366e206d40d4b77983d2da0539f658140800d0dfc950068569fec9b06 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in nfc_rfkill_set_block run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 3c1293b9eaa1a3e14df2f752e67b5e40ed2cd50edb17a912837f9f80b79d3917 all runs: OK false negative chance: 0.358 testing without sub-chunk 4/5 disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2ae272f06c5cec9256768387400bd6c3f44ffc544ad5801075f5644e579f38e9 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #7: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: 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-executor2455410872" "root@10.128.15.194:./syz-executor2455410872"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.15.194, 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 10.128.15.194 [10.128.15.194] port 22. debug1: connect to address 10.128.15.194 port 22: Connection timed out ssh: connect to host 10.128.15.194 port 22: Connection timed out scp: Connection closed run #12: 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-executor526793321" "root@10.128.10.63:./syz-executor526793321"]: exit status 255 Executing: program /usr/bin/ssh host 10.128.10.63, 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 10.128.10.63 [10.128.10.63] port 22. debug1: connect to address 10.128.10.63 port 22: Connection timed out ssh: connect to host 10.128.10.63 port 22: Connection timed out scp: Connection closed run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #15: OK run #16: OK run #17: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #18: OK run #19: OK representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK], they are not needed testing commit ae8373a5add4ea39f032563cf12a02946d1e3546 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: db7d4bdd01974ef8376b09282e4b5d5838d42bab6726968cbe8b8638ad1cabbd run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in nfc_rfkill_set_block run #6: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK representative crash: INFO: task hung in nfc_rfkill_set_block, types: [HANG] the chunk can be dropped minimized to 401 configs; suspects: [AX25 BRIDGE BRIDGE_NETFILTER CAN 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_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_GENERIC_HARDWARE_ENABLING 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 LRU_GEN LRU_GEN_ENABLED 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_BPF_LINK 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_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_CAKE NET_SCH_CBS NET_SCH_CHOKE NET_SCH_CODEL NET_SCH_DRR 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_MQPRIO_LIB 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_OVS 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_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 [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing current HEAD 98b1cc82c4affc16f5598d4fa14b1858671b2263 testing commit 98b1cc82c4affc16f5598d4fa14b1858671b2263 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ac35b6b6ba958c4186a59eac66e34e80a94bb6324288d1393a5d0ba640fb93bb all runs: OK false negative chance: 0.000 # git bisect start 98b1cc82c4affc16f5598d4fa14b1858671b2263 ae8373a5add4ea39f032563cf12a02946d1e3546 Bisecting: 23675 revisions left to test after this (roughly 15 steps) [0e72db77672ff4758a31fb5259c754a7bb229751] Merge tag 'soc-dt-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit 0e72db77672ff4758a31fb5259c754a7bb229751 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ec9bc28173eac7d47ee93b289452f0c34f988daf0c26ed122bc7b953b1ae92bb run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in nfc_rfkill_set_block run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #15: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #16: crashed: INFO: task hung in nfc_rfkill_set_block run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in nfc_rfkill_set_block run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in nfc_rfkill_set_block, types: [HANG] # git bisect good 0e72db77672ff4758a31fb5259c754a7bb229751 Bisecting: 12709 revisions left to test after this (roughly 14 steps) [5a6a09e97199d6600d31383055f9d43fbbcbe86f] Merge tag 'cgroup-for-6.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup determine whether the revision contains the guilty commit revision 0e72db77672ff4758a31fb5259c754a7bb229751 crashed and is reachable testing commit 5a6a09e97199d6600d31383055f9d43fbbcbe86f gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ad9d93d54f5e3fcec5dd34b82153b3dccdbdfafaf75ff74c27ea8ecef33130aa all runs: OK false negative chance: 0.000 # git bisect bad 5a6a09e97199d6600d31383055f9d43fbbcbe86f Bisecting: 5486 revisions left to test after this (roughly 13 steps) [b8098f36dd98566790bae019815583363eb877c9] bcachefs: Don't use rep movsq for small memcopies determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit b8098f36dd98566790bae019815583363eb877c9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e31ae9459824748f5c920a8875e4b4983469572585c8046676e6e208bb2586e4 run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in nfc_rfkill_set_block run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #18: crashed: INFO: task hung in nfc_rfkill_set_block run #19: crashed: INFO: task hung in nfc_rfkill_set_block representative crash: INFO: task hung in nfc_rfkill_set_block, types: [HANG] # git bisect good b8098f36dd98566790bae019815583363eb877c9 Bisecting: 2858 revisions left to test after this (roughly 12 steps) [d5acbc60fafbe0fc94c552ce916dd592cd4c6371] Merge tag 'for-6.7-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit d5acbc60fafbe0fc94c552ce916dd592cd4c6371 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 036dff0c597ca8c734b366de9fe47257e5e6f9962896bd8f410eb55767de62f5 all runs: OK false negative chance: 0.000 # git bisect bad d5acbc60fafbe0fc94c552ce916dd592cd4c6371 Bisecting: 1313 revisions left to test after this (roughly 10 steps) [03e86348965a5fa13593db8682132033d663f7ee] btrfs: remove btrfs_crc32c wrapper determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit 03e86348965a5fa13593db8682132033d663f7ee gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5d4c0d9814b296ab9967e4fb31a43fb812ada77c5ab2a9f190bbbf346d6325cd all runs: OK false negative chance: 0.000 # git bisect bad 03e86348965a5fa13593db8682132033d663f7ee Bisecting: 657 revisions left to test after this (roughly 9 steps) [3aba70aed91f2b283f7952be152ad76ec5c34975] Merge tag 'gpio-fixes-for-v6.6-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit 3aba70aed91f2b283f7952be152ad76ec5c34975 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 42a7f61c7cb3dc351d87e4a56ad8c67e070081c91e8408b53fe1444c3eeada00 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #14: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #15: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in nfc_rfkill_set_block run #19: crashed: INFO: task hung in nfc_rfkill_set_block representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] # git bisect good 3aba70aed91f2b283f7952be152ad76ec5c34975 Bisecting: 329 revisions left to test after this (roughly 8 steps) [bc622f16c18dd5ef72a8b598b1d9e77bbe0c11d3] Merge tag 'mfd-fixes-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd determine whether the revision contains the guilty commit revision 3aba70aed91f2b283f7952be152ad76ec5c34975 crashed and is reachable testing commit bc622f16c18dd5ef72a8b598b1d9e77bbe0c11d3 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5e138f691ced73ac7bdb9c843d797204d8b931d9ba24c1d53c773c5382d33240 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in nfc_rfkill_set_block run #11: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #12: crashed: INFO: task hung in nfc_rfkill_set_block run #13: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #14: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in nfc_rfkill_set_block run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in nfc_rfkill_set_block run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] # git bisect good bc622f16c18dd5ef72a8b598b1d9e77bbe0c11d3 Bisecting: 162 revisions left to test after this (roughly 7 steps) [a5e0a4b11c4adbe6ab2c0aa6c8b1d59d0fccf56a] Merge tag 'platform-drivers-x86-v6.6-4' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86 determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit a5e0a4b11c4adbe6ab2c0aa6c8b1d59d0fccf56a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 73abf27b2381d05767e84795e9b21008a575b76e411caf16dd17f5853455de55 all runs: OK false negative chance: 0.000 # git bisect bad a5e0a4b11c4adbe6ab2c0aa6c8b1d59d0fccf56a Bisecting: 83 revisions left to test after this (roughly 6 steps) [513dbc10cfc1da6754e004ea651d6bc480c23eb9] page_pool: fix documentation typos determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit 513dbc10cfc1da6754e004ea651d6bc480c23eb9 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 98254b583a602a9838bc19da8f591d626ba426e4e87105a2227d7cc5af1ee7e9 all runs: OK false negative chance: 0.000 # git bisect bad 513dbc10cfc1da6754e004ea651d6bc480c23eb9 Bisecting: 36 revisions left to test after this (roughly 5 steps) [1eb3dee16a52b1a40a0cccbe79f87b453ddbc1a8] Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf determine whether the revision contains the guilty commit revision 0e72db77672ff4758a31fb5259c754a7bb229751 crashed and is reachable testing commit 1eb3dee16a52b1a40a0cccbe79f87b453ddbc1a8 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d72b35017935a5905c7f16e47638b4fd9310405fb2700d200dcf4a6115d03f51 run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in nfc_rfkill_set_block run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in nfc_rfkill_set_block run #7: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #16: crashed: INFO: task hung in nfc_rfkill_set_block run #17: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #18: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in nfc_rfkill_set_block, types: [HANG] # git bisect good 1eb3dee16a52b1a40a0cccbe79f87b453ddbc1a8 Bisecting: 18 revisions left to test after this (roughly 4 steps) [d1383077c225ceb87ac7a3b56b2c505193f77ed7] wifi: cfg80211: add missing kernel-doc for cqm_rssi_work determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit d1383077c225ceb87ac7a3b56b2c505193f77ed7 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 356afea64c62bcf8dbb80d945eb9c97fa272df648d7a593594079d78a369c990 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in nfc_rfkill_set_block run #2: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #5: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #6: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #7: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in nfc_rfkill_set_block run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #13: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #14: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #15: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #16: OK run #17: OK run #18: OK run #19: OK representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] # git bisect good d1383077c225ceb87ac7a3b56b2c505193f77ed7 Bisecting: 9 revisions left to test after this (roughly 3 steps) [0914468adf92296c4cba8a2134e06e3dea150f2e] wifi: cfg80211: Fix 6GHz scan configuration determine whether the revision contains the guilty commit revision d1383077c225ceb87ac7a3b56b2c505193f77ed7 crashed and is reachable testing commit 0914468adf92296c4cba8a2134e06e3dea150f2e gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8b3140a56d2068feb6f9d0789b15e427fe4f5ce6f494f4d60fb4504bd81074ac all runs: OK false negative chance: 0.000 # git bisect bad 0914468adf92296c4cba8a2134e06e3dea150f2e Bisecting: 4 revisions left to test after this (roughly 2 steps) [aef7a0300047e7b4707ea0411dc9597cba108fc8] wifi: mwifiex: Fix oob check condition in mwifiex_process_rx_packet determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit aef7a0300047e7b4707ea0411dc9597cba108fc8 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 61dcb8fb3137b28642e6ea0d9d4f1c646a80f1d2127c74232489569c86aa0840 all runs: OK false negative chance: 0.000 # git bisect bad aef7a0300047e7b4707ea0411dc9597cba108fc8 Bisecting: 1 revision left to test after this (roughly 1 step) [2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d] rfkill: sync before userspace visibility/changes determine whether the revision contains the guilty commit revision ae8373a5add4ea39f032563cf12a02946d1e3546 crashed and is reachable testing commit 2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: ffe0e6fa1309d95ca30abf9fc168e7afc2ba131498934cdbfe69da8e5e75addc all runs: OK false negative chance: 0.000 # git bisect bad 2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d Bisecting: 0 revisions left to test after this (roughly 0 steps) [6e48ebffc2db5419b3a51cfc509bde442252b356] wifi: mac80211: fix mesh id corruption on 32 bit systems determine whether the revision contains the guilty commit revision d1383077c225ceb87ac7a3b56b2c505193f77ed7 crashed and is reachable testing commit 6e48ebffc2db5419b3a51cfc509bde442252b356 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cf4c4b7ca3272dd28b69d54ed3518ab9084110f12143cc3e1c57f1a539182e11 run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in nfc_rfkill_set_block run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in nfc_rfkill_set_block run #5: crashed: INFO: task hung in nfc_rfkill_set_block run #6: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #7: crashed: INFO: task hung in nfc_rfkill_set_block run #8: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in nfc_rfkill_set_block run #10: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #11: crashed: INFO: task hung in nfc_rfkill_set_block run #12: crashed: INFO: task hung in nfc_rfkill_set_block run #13: crashed: INFO: task hung in nfc_rfkill_set_block run #14: crashed: INFO: task hung in nfc_rfkill_set_block run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #17: crashed: INFO: task hung in nfc_rfkill_set_block run #18: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #19: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in nfc_rfkill_set_block, types: [HANG] # git bisect good 6e48ebffc2db5419b3a51cfc509bde442252b356 2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d is the first bad commit commit 2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d Author: Johannes Berg Date: Thu Sep 14 15:45:17 2023 +0200 rfkill: sync before userspace visibility/changes If userspace quickly opens /dev/rfkill after a new instance was created, it might see the old state of the instance from before the sync work runs and may even _change_ the state, only to have the sync work change it again. Fix this by doing the sync inline where needed, not just for /dev/rfkill but also for sysfs. Signed-off-by: Johannes Berg net/rfkill/core.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) accumulated error probability: 0.00 culprit signature: ffe0e6fa1309d95ca30abf9fc168e7afc2ba131498934cdbfe69da8e5e75addc parent signature: cf4c4b7ca3272dd28b69d54ed3518ab9084110f12143cc3e1c57f1a539182e11 reproducer is flaky (0.70 repro chance estimate) revisions tested: 23, total time: 7h6m2.021959517s (build: 2h26m41.628488828s, test: 4h22m23.552686525s) first good commit: 2c3dfba4cf84ac4f306cc6653b37b6dd6859ae9d rfkill: sync before userspace visibility/changes recipients (to): ["davem@davemloft.net" "edumazet@google.com" "johannes.berg@intel.com" "johannes@sipsolutions.net" "kuba@kernel.org" "linux-wireless@vger.kernel.org" "netdev@vger.kernel.org" "pabeni@redhat.com"] recipients (cc): ["linux-kernel@vger.kernel.org"]