ci starts bisection 2023-11-19 02:07:17.449292628 +0000 UTC m=+462600.424458430 bisecting fixing commit since 6f64a5ebe1dc64add6e1d8ed3113200909988c02 building syzkaller on a4ae4f428721da42ac15f07d6f3b54584dedee27 ensuring issue is reproducible on original commit 6f64a5ebe1dc64add6e1d8ed3113200909988c02 testing commit 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 71d230c4f43bd85856f811617c80a0b38bb039c8e21b8b3fa923e49eb7013352 run #0: crashed: INFO: task hung in misc_open 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_unregister 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_register run #8: crashed: INFO: task hung in rfkill_sync_work run #9: crashed: INFO: task hung in rfkill_register run #10: crashed: INFO: task hung in misc_open 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 misc_open run #14: crashed: INFO: task hung in rfkill_sync_work run #15: crashed: INFO: task hung in nfc_rfkill_set_block run #16: crashed: INFO: task hung in rfkill_sync_work 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 misc_open, 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 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: cccb69afd4d9e23ec6ad4ef092ab406faa39693315696b1c0fab06ad96953894 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_unregister 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_sync_work run #8: crashed: INFO: task hung in rfkill_sync_work run #9: 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 [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK], they are not needed kconfig minimization: base=3923 full=7594 leaves diff=2003 split chunks (needed=false): <2003> split chunk #0 of len 2003 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 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 2fa67cb84bdc7e3bec26d2fbfd70eb121e9683a2366272f1177f4d4a5444d7b3 run #0: crashed: INFO: task hung in nfc_rfkill_set_block run #1: crashed: INFO: task hung in rfkill_unregister 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_sync_work 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 rfkill_global_led_trigger_worker run #8: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in nfc_rfkill_set_block, 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 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4899c5c7e196d81c73bed01b7339330489e64da190df11bfedd55fb1683a9e47 run #0: crashed: INFO: task hung in rfkill_sync_work run #1: crashed: INFO: task hung in rfkill_fop_open run #2: crashed: INFO: task hung in rfkill_sync_work 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 rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in nfc_rfkill_set_block representative crash: INFO: task hung in rfkill_sync_work, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed testing commit 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a6a0bf21a63fa8c7c137fcdeaf24fe1938b7837091b599ca79fde745faa71f10 run #0: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #1: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM run #2: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #3: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #4: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #5: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #6: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #7: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM run #8: basic kernel testing failed: BUG: program execution failed: executor NUM: failed to write control pipe: write |NUM: broken pipe run #9: basic kernel testing failed: BUG: program execution failed: executor NUM: exit status NUM unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0 testing without sub-chunk 4/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0ec41646bc5957aff5428db905c58fc809e750c1d11e522285160c53db0e268c run #0: crashed: INFO: task hung in corrupted 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_sync_work 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 rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in corrupted, types: [HANG] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing commit 6f64a5ebe1dc64add6e1d8ed3113200909988c02 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0a4598a166dfd52b1b0a5c54ce56ffa8e7c1469a925106761a6bf728a3e0a9e3 run #0: crashed: INFO: task hung in rfkill_unregister run #1: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #2: crashed: INFO: task hung in rfkill_sync_work run #3: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #4: crashed: INFO: task hung in genl_rcv_msg 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_sync_work run #8: crashed: INFO: task hung in rfkill_sync_work run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_unregister, 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_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_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_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 [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed testing current HEAD 037266a5f7239ead1530266f7d7af153d2a867fa testing commit 037266a5f7239ead1530266f7d7af153d2a867fa gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a92fcdda2422a40b5b50964718ef5b850b33be80b7dd773f6ebf776578273338 run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker run #1: crashed: INFO: task hung in rfkill_unregister 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 rfkill_global_led_trigger_worker run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 3h9m57.770424329s (build: 2h2m19.032608951s, test: 59m41.776725327s) crash still not fixed or there were kernel test errors commit msg: Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi crash: INFO: task hung in rfkill_global_led_trigger_worker INFO: task kworker/0:1:10 blocked for more than 143 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:12752 pid:10 tgid:10 ppid:2 flags:0x00004000 Workqueue: events rfkill_global_led_trigger_worker Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 rfkill_global_led_trigger_worker+0x19/0x100 net/rfkill/core.c:182 process_one_work+0x2c8/0x710 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x312/0x5c0 kernel/workqueue.c:2784 kthread+0x10f/0x150 kernel/kthread.c:388 ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 INFO: task kworker/0:3:1978 blocked for more than 143 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:12968 pid:1978 tgid:1978 ppid:2 flags:0x00004000 Workqueue: events rfkill_sync_work Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 rfkill_sync_work+0x1c/0xa0 net/rfkill/core.c:1059 process_one_work+0x2c8/0x710 kernel/workqueue.c:2630 process_scheduled_works kernel/workqueue.c:2703 [inline] worker_thread+0x312/0x5c0 kernel/workqueue.c:2784 kthread+0x10f/0x150 kernel/kthread.c:388 ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 INFO: task syz-executor.0:5069 blocked for more than 143 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.0 state:D stack:13664 pid:5069 tgid:5069 ppid:2359 flags:0x20004006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 rfkill_unregister+0x74/0x110 net/rfkill/core.c:1149 nfc_unregister_device+0x6a/0x180 net/nfc/core.c:1167 virtual_ncidev_close+0x1c/0x40 drivers/nfc/virtual_ncidev.c:163 __fput+0x10e/0x540 fs/file_table.c:394 __fput_sync+0x39/0x40 fs/file_table.c:475 __do_sys_close fs/open.c:1590 [inline] __se_sys_close fs/open.c:1575 [inline] __ia32_sys_close+0x46/0xa0 fs/open.c:1575 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf7313579 RSP: 002b:00000000ffc76650 EFLAGS: 00000293 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000575b5400 RDX: 0000000000000000 RSI: 00000000f7468ff4 RDI: 0000000000000000 RBP: 00000000f730f000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.4:5088 blocked for more than 143 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:14224 pid:5088 tgid:5088 ppid:2356 flags:0x20004006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_timeout+0x16f/0x180 kernel/time/timer.c:2143 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x85/0x160 kernel/sched/completion.c:148 __flush_work+0x3b4/0x4f0 kernel/workqueue.c:3407 __cancel_work_timer+0x1ca/0x290 kernel/workqueue.c:3494 rfkill_unregister+0x56/0x110 net/rfkill/core.c:1143 nfc_unregister_device+0x6a/0x180 net/nfc/core.c:1167 virtual_ncidev_close+0x1c/0x40 drivers/nfc/virtual_ncidev.c:163 __fput+0x10e/0x540 fs/file_table.c:394 __fput_sync+0x39/0x40 fs/file_table.c:475 __do_sys_close fs/open.c:1590 [inline] __se_sys_close fs/open.c:1575 [inline] __ia32_sys_close+0x46/0xa0 fs/open.c:1575 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf72bf579 RSP: 002b:00000000fff5a120 EFLAGS: 00000293 ORIG_RAX: 0000000000000006 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000056601400 RDX: 0000000000000000 RSI: 00000000f7414ff4 RDI: 0000000000010dce RBP: 00000000f743d0c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.4:5092 blocked for more than 143 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.4 state:D stack:13040 pid:5092 tgid:5088 ppid:2356 flags:0x20000006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 device_lock include/linux/device.h:992 [inline] nfc_dev_down+0x2b/0x130 net/nfc/core.c:143 nfc_rfkill_set_block+0x39/0x90 net/nfc/core.c:179 rfkill_set_block+0xed/0x290 net/rfkill/core.c:346 rfkill_fop_write+0x221/0x330 net/rfkill/core.c:1305 vfs_write+0x170/0x5e0 fs/read_write.c:582 ksys_write+0x144/0x180 fs/read_write.c:637 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf72bf579 RSP: 002b:00000000f6eba5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000004 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000040 RDX: 0000000000000008 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.3:5099 blocked for more than 144 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:13040 pid:5099 tgid:5098 ppid:2364 flags:0x20004006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 rfkill_register+0x35/0x3e0 net/rfkill/core.c:1075 nfc_register_device+0xda/0x210 net/nfc/core.c:1132 nci_register_device+0x3b8/0x450 net/nfc/nci/core.c:1262 virtual_ncidev_open+0xaa/0x110 drivers/nfc/virtual_ncidev.c:148 misc_open+0x1dc/0x200 drivers/char/misc.c:165 chrdev_open+0x120/0x320 fs/char_dev.c:414 do_dentry_open+0x371/0x920 fs/open.c:948 do_open fs/namei.c:3622 [inline] path_openat+0x10cd/0x14c0 fs/namei.c:3779 do_filp_open+0xd1/0x1c0 fs/namei.c:3809 do_sys_openat2+0xf4/0x150 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_compat_sys_openat fs/open.c:1515 [inline] __se_compat_sys_openat fs/open.c:1513 [inline] __ia32_compat_sys_openat+0xa3/0xf0 fs/open.c:1513 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf72b1579 RSP: 002b:00000000f6eac5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.3:5114 blocked for more than 144 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack:14056 pid:5114 tgid:5098 ppid:2364 flags:0x20000006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 misc_open+0x29/0x200 drivers/char/misc.c:129 chrdev_open+0x120/0x320 fs/char_dev.c:414 do_dentry_open+0x371/0x920 fs/open.c:948 do_open fs/namei.c:3622 [inline] path_openat+0x10cd/0x14c0 fs/namei.c:3779 do_filp_open+0xd1/0x1c0 fs/namei.c:3809 do_sys_openat2+0xf4/0x150 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_compat_sys_openat fs/open.c:1515 [inline] __se_compat_sys_openat fs/open.c:1513 [inline] __ia32_compat_sys_openat+0xa3/0xf0 fs/open.c:1513 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf72b1579 RSP: 002b:00000000f6e8b5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000000 RDX: 0000000000060c01 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.5:5106 blocked for more than 144 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.5 state:D stack:14520 pid:5106 tgid:5100 ppid:2363 flags:0x20000006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 misc_open+0x29/0x200 drivers/char/misc.c:129 chrdev_open+0x120/0x320 fs/char_dev.c:414 do_dentry_open+0x371/0x920 fs/open.c:948 do_open fs/namei.c:3622 [inline] path_openat+0x10cd/0x14c0 fs/namei.c:3779 do_filp_open+0xd1/0x1c0 fs/namei.c:3809 do_sys_openat2+0xf4/0x150 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_compat_sys_openat fs/open.c:1515 [inline] __se_compat_sys_openat fs/open.c:1513 [inline] __ia32_compat_sys_openat+0xa3/0xf0 fs/open.c:1513 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf729d579 RSP: 002b:00000000f6e985ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.5:5117 blocked for more than 144 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.5 state:D stack:14520 pid:5117 tgid:5100 ppid:2363 flags:0x20000006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 misc_open+0x29/0x200 drivers/char/misc.c:129 chrdev_open+0x120/0x320 fs/char_dev.c:414 do_dentry_open+0x371/0x920 fs/open.c:948 do_open fs/namei.c:3622 [inline] path_openat+0x10cd/0x14c0 fs/namei.c:3779 do_filp_open+0xd1/0x1c0 fs/namei.c:3809 do_sys_openat2+0xf4/0x150 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_compat_sys_openat fs/open.c:1515 [inline] __se_compat_sys_openat fs/open.c:1513 [inline] __ia32_compat_sys_openat+0xa3/0xf0 fs/open.c:1513 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf729d579 RSP: 002b:00000000f6e775ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000000 RDX: 0000000000060c01 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 INFO: task syz-executor.1:5108 blocked for more than 144 seconds. Not tainted 6.7.0-rc1-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.1 state:D stack:14520 pid:5108 tgid:5104 ppid:2346 flags:0x20000006 Call Trace: context_switch kernel/sched/core.c:5376 [inline] __schedule+0x3cb/0xa10 kernel/sched/core.c:6688 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6835 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x53d/0x9f0 kernel/locking/mutex.c:747 misc_open+0x29/0x200 drivers/char/misc.c:129 chrdev_open+0x120/0x320 fs/char_dev.c:414 do_dentry_open+0x371/0x920 fs/open.c:948 do_open fs/namei.c:3622 [inline] path_openat+0x10cd/0x14c0 fs/namei.c:3779 do_filp_open+0xd1/0x1c0 fs/namei.c:3809 do_sys_openat2+0xf4/0x150 fs/open.c:1440 do_sys_open fs/open.c:1455 [inline] __do_compat_sys_openat fs/open.c:1515 [inline] __se_compat_sys_openat fs/open.c:1513 [inline] __ia32_compat_sys_openat+0xa3/0xf0 fs/open.c:1513 do_syscall_32_irqs_on arch/x86/entry/common.c:164 [inline] __do_fast_syscall_32+0x62/0xd0 arch/x86/entry/common.c:230 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:255 entry_SYSENTER_compat_after_hwframe+0x70/0x7a RIP: 0023:0xf7292579 RSP: 002b:00000000f6e8d5ac EFLAGS: 00000292 ORIG_RAX: 0000000000000127 RAX: ffffffffffffffda RBX: 00000000ffffff9c RCX: 0000000020000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Showing all locks held in the system: 3 locks held by kworker/0:1/10: #0: ffff88810006a738 ((wq_completion)events){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2605 #1: ffffc9000005be40 ((work_completion)(&rfkill_global_led_trigger_work)){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2605 #2: ffffffff839751a8 (rfkill_global_mutex){....}-{3:3}, at: rfkill_global_led_trigger_worker+0x19/0x100 net/rfkill/core.c:182 1 lock held by khungtaskd/28: #0: ffffffff837a4dc0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:301 [inline] #0: ffffffff837a4dc0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:747 [inline] #0: ffffffff837a4dc0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x36/0x120 kernel/locking/lockdep.c:6613 1 lock held by klogd/1666: 2 locks held by getty/1806: #0: ffff88810d6ff8a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x50 drivers/tty/tty_ldisc.c:243 #1: ffffc90003ca32f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x83f/0xa60 drivers/tty/n_tty.c:2201 3 locks held by kworker/0:3/1978: #0: ffff88810006a738 ((wq_completion)events){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2605 #1: ffffc900019c7e40 ((work_completion)(&rfkill->sync_work)){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2605 #2: ffffffff839751a8 (rfkill_global_mutex){....}-{3:3}, at: rfkill_sync_work+0x1c/0xa0 net/rfkill/core.c:1059 2 locks held by syz-executor.0/5069: #0: ffff88810a7a4100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #0: ffff88810a7a4100 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x51/0x180 net/nfc/core.c:1165 #1: ffffffff839751a8 (rfkill_global_mutex){....}-{3:3}, at: rfkill_unregister+0x74/0x110 net/rfkill/core.c:1149 1 lock held by syz-executor.4/5088: #0: ffff88810a7a7900 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #0: ffff88810a7a7900 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x51/0x180 net/nfc/core.c:1165 2 locks held by syz-executor.4/5092: #0: ffffffff839751a8 (rfkill_global_mutex){....}-{3:3}, at: rfkill_fop_write+0xe2/0x330 net/rfkill/core.c:1297 #1: ffff88810a7a4100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #1: ffff88810a7a4100 (&dev->mutex){....}-{3:3}, at: nfc_dev_down+0x2b/0x130 net/nfc/core.c:143 3 locks held by syz-executor.3/5099: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 #1: ffff888109311900 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline] #1: ffff888109311900 (&dev->mutex){....}-{3:3}, at: nfc_register_device+0x92/0x210 net/nfc/core.c:1128 #2: ffffffff839751a8 (rfkill_global_mutex){....}-{3:3}, at: rfkill_register+0x35/0x3e0 net/rfkill/core.c:1075 1 lock held by syz-executor.3/5114: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.5/5106: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.5/5117: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.1/5108: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.1/5119: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.2/5109: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.2/5118: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.0/5185: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.4/5192: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.5/5196: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.3/5200: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.1/5204: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.2/5208: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.0/7450: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.4/7457: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.5/7459: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.3/7465: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.2/7474: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 1 lock held by syz-executor.1/7477: #0: ffffffff83879808 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8e/0xf0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x1ae/0x210 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x1b1/0x1e0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0x969/0x9a0 kernel/hung_task.c:379 kthread+0x10f/0x150 kernel/kthread.c:388 ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 1313 Comm: kworker/u4:10 Not tainted 6.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 Workqueue: 0x0 (events_unbound) RIP: 0010:get_running_cputimer include/linux/sched/cputime.h:73 [inline] RIP: 0010:account_group_exec_runtime include/linux/sched/cputime.h:164 [inline] RIP: 0010:update_curr+0x174/0x240 kernel/sched/fair.c:1170 Code: c0 11 00 00 48 8b b8 88 00 00 00 48 83 bf 10 01 00 00 00 74 08 4c 89 e6 e8 e9 c8 0c 00 48 8b 83 f8 07 00 00 8b 90 98 01 00 00 <48> 8d 88 38 01 00 00 85 d2 0f 84 0d ff ff ff 48 83 bb 00 08 00 00 RSP: 0018:ffffc9000320fd98 EFLAGS: 00000046 RAX: ffff8881046fcb00 RBX: ffff88810f2db700 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff83314bfe RDI: ffffffff837ad310 RBP: ffff88810f2db680 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000414021 R13: 0000000000000001 R14: ffff888237d2d7c0 R15: ffff88810f2db700 FS: 0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f40130ff440 CR3: 0000000003673000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dequeue_entity kernel/sched/fair.c:5212 [inline] dequeue_task_fair+0xb8/0x640 kernel/sched/fair.c:6660 dequeue_task kernel/sched/core.c:2115 [inline] deactivate_task kernel/sched/core.c:2134 [inline] __schedule+0x658/0xa10 kernel/sched/core.c:6642 __schedule_loop kernel/sched/core.c:6763 [inline] schedule+0x30/0xf0 kernel/sched/core.c:6778 worker_thread+0x112/0x5c0 kernel/workqueue.c:2799 kthread+0x10f/0x150 kernel/kthread.c:388 ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242