ci starts bisection 2023-12-19 18:26:27.476699406 +0000 UTC m=+62690.188207952
bisecting fixing commit since 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4
building syzkaller on 2a0d0f29e37863d5cdb8e95c9fa2a83251ba3972
ensuring issue is reproducible on original commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b09763412c30d6917fb41f76c9bb34bb055c41b61ed3e1d089c64a84ef2fb67e
run #0: crashed: WARNING in call_timer_fn
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 misc_open
run #4: crashed: INFO: task hung in rfkill_sync_work
run #5: crashed: INFO: task hung in rfkill_sync_work
run #6: crashed: INFO: task hung in rfkill_fop_open
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
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 rfkill_unregister
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 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_sync_work
representative crash: INFO: task hung in rfkill_global_led_trigger_worker, types: [HANG]
check whether we can drop unnecessary instrumentation
disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bf70c9b68ea0f8fe54d464fafa6c6e9ec03ff47681620c4ea36f1ed8441b9fc6
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_fop_open
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_sync_work
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]
the bug reproduces without the instrumentation
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed
kconfig minimization: base=3917 full=7642 leaves diff=1999
split chunks (needed=false): <1999>
split chunk #0 of len 1999 into 5 parts
testing without sub-chunk 1/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 28cee552c457bb8af86ce5e2c034311f2299ca2544a0b41602953355f7e5e9c0
run #0: crashed: INFO: task hung in rfkill_global_led_trigger_worker
run #1: crashed: INFO: task hung in misc_open
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 rfkill_sync_work
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_sync_work
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 [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c35715824d070c1f0d6224702396b90bd0cbab016a7f6bd8352c86d734ed3121
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 rfkill_global_led_trigger_worker
run #5: crashed: INFO: task hung in rfkill_sync_work
run #6: crashed: INFO: task hung in rfkill_sync_work
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_unregister, types: [HANG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 78a614abaedd9b4cd2d6ae9d9451ca593c492c6413179de599d35b59e479d71e
all runs: OK
false negative chance: 0.000
testing without sub-chunk 4/5
disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 916f892a0ff66f0818a4757130c7eeab0fdfa0e408311624820ab55653499503
run #0: crashed: INFO: task hung in rfkill_sync_work
run #1: crashed: INFO: task hung in rfkill_sync_work
run #2: crashed: INFO: task hung in rfkill_sync_work
run #3: crashed: INFO: task hung in rfkill_fop_open
run #4: crashed: INFO: task hung in rfkill_sync_work
run #5: crashed: INFO: task hung in rfkill_unregister
run #6: crashed: INFO: task hung in rfkill_sync_work
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_sync_work, 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 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8a42d2aad9e0cf68b4a8698a7085daa949d87cfd18260349cdf0e385918282c1
run #0: crashed: INFO: task hung in rfkill_sync_work
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 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_sync_work
run #9: crashed: INFO: task hung in rfkill_global_led_trigger_worker
representative crash: INFO: task hung in rfkill_sync_work, types: [HANG]
the chunk can be dropped
minimized to 400 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_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_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_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 [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing current HEAD 2cf4f94d8e8646803f8fb0facf134b0cd7fb691a
testing commit 2cf4f94d8e8646803f8fb0facf134b0cd7fb691a gcc
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 11e31475c86b953798ae37c558d37964ce5dc0c842d55d484f171dc72819350c
run #0: crashed: INFO: task hung in rfkill_sync_work
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 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_sync_work, types: [HANG]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 1h55m30.142927182s (build: 46m38.120573304s, test: 1h3m31.083342029s)
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_sync_work
INFO: task kworker/0:1:9 blocked for more than 143 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1 state:D stack:12392 pid:9 tgid:9 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:2627
process_scheduled_works kernel/workqueue.c:2700 [inline]
worker_thread+0x312/0x5c0 kernel/workqueue.c:2781
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/0:3:1772 blocked for more than 143 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:3 state:D stack:13216 pid:1772 tgid:1772 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:2627
process_scheduled_works kernel/workqueue.c:2700 [inline]
worker_thread+0x312/0x5c0 kernel/workqueue.c:2781
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.4:2677 blocked for more than 143 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:11640 pid:2677 tgid:2677 ppid:1 flags:0x00000006
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:1437
do_sys_open fs/open.c:1452 [inline]
__do_sys_openat fs/open.c:1468 [inline]
__se_sys_openat fs/open.c:1463 [inline]
__x64_sys_openat+0xaf/0x100 fs/open.c:1463
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fbf77bca661
RSP: 002b:00007fffc85f3060 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf77bca661
RDX: 0000000000000002 RSI: 00007fbf77c16787 RDI: 00000000ffffff9c
RBP: 00007fbf77c16787 R08: 00007fbf7881a660 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffc85f3828
R13: 00007fffc85f3828 R14: 0000000000000001 R15: 00000000fffffff1
INFO: task syz-executor.0:5338 blocked for more than 143 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:14216 pid:5338 tgid:5338 ppid:2693 flags:0x00004006
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:168
__fput+0x10e/0x500 fs/file_table.c:394
__fput_sync+0x39/0x40 fs/file_table.c:475
__do_sys_close fs/open.c:1587 [inline]
__se_sys_close fs/open.c:1572 [inline]
__x64_sys_close+0x46/0xa0 fs/open.c:1572
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fa40beef9da
RSP: 002b:00007fffcabfe8a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa40beef9da
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000032 R08: 0000001b33460000 R09: 00007fa40c00ff8c
R10: 00007fffcabfe9f0 R11: 0000000000000293 R12: 00007fa40ba74298
R13: ffffffffffffffff R14: 00007fa40ba74000 R15: 000000000001106e
INFO: task syz-executor.5:5347 blocked for more than 143 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:14216 pid:5347 tgid:5347 ppid:2690 flags:0x00004006
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:168
__fput+0x10e/0x500 fs/file_table.c:394
__fput_sync+0x39/0x40 fs/file_table.c:475
__do_sys_close fs/open.c:1587 [inline]
__se_sys_close fs/open.c:1572 [inline]
__x64_sys_close+0x46/0xa0 fs/open.c:1572
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f758785f9da
RSP: 002b:00007ffe4109d450 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f758785f9da
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f7587981980 R08: 0000001b33060000 R09: 0000000000000001
R10: 00007ffe411ea080 R11: 0000000000000293 R12: 00000000000113bc
R13: ffffffffffffffff R14: 00007f75873e4000 R15: 000000000001107b
INFO: task syz-executor.5:5352 blocked for more than 144 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:14016 pid:5352 tgid:5347 ppid:2690 flags:0x00000006
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_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f7587860ae9
RSP: 002b:00007f75873e30c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f758797ff80 RCX: 00007f7587860ae9
RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000004
RBP: 00007f75878ac47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007f758797ff80 R15: 00007ffe4109d388
INFO: task syz-executor.1:5359 blocked for more than 144 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:14256 pid:5359 tgid:5359 ppid:2682 flags:0x00004006
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:3404
__cancel_work_timer+0x1ca/0x290 kernel/workqueue.c:3491
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:168
__fput+0x10e/0x500 fs/file_table.c:394
__fput_sync+0x39/0x40 fs/file_table.c:475
__do_sys_close fs/open.c:1587 [inline]
__se_sys_close fs/open.c:1572 [inline]
__x64_sys_close+0x46/0xa0 fs/open.c:1572
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f47d08529da
RSP: 002b:00007fff227404e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f47d08529da
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007f47d0974980 R08: 0000001b33360000 R09: 0000000000000001
R10: 00007fff227dd080 R11: 0000000000000293 R12: 00000000000113e2
R13: ffffffffffffffff R14: 00007f47d03d7000 R15: 00000000000110a1
INFO: task syz-executor.1:5360 blocked for more than 144 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:13640 pid:5360 tgid:5359 ppid:2682 flags:0x00000006
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_fop_open+0xa2/0x300 net/rfkill/core.c:1182
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:1437
do_sys_open fs/open.c:1452 [inline]
__do_sys_openat fs/open.c:1468 [inline]
__se_sys_openat fs/open.c:1463 [inline]
__x64_sys_openat+0xaf/0x100 fs/open.c:1463
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f47d0853ae9
RSP: 002b:00007f47d03d60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f47d0972f80 RCX: 00007f47d0853ae9
RDX: 0000000000000801 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007f47d089f47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007f47d0972f80 R15: 00007fff22740418
INFO: task syz-executor.2:5367 blocked for more than 144 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:14576 pid:5367 tgid:5364 ppid:2673 flags:0x00000006
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:1437
do_sys_open fs/open.c:1452 [inline]
__do_sys_openat fs/open.c:1468 [inline]
__se_sys_openat fs/open.c:1463 [inline]
__x64_sys_openat+0xaf/0x100 fs/open.c:1463
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f117af2aae9
RSP: 002b:00007f117aaad0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f117b049f80 RCX: 00007f117af2aae9
RDX: 0000000000000002 RSI: 0000000020000080 RDI: ffffffffffffff9c
RBP: 00007f117af7647a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007f117b049f80 R15: 00007fffe5c794c8
INFO: task syz-executor.2:5375 blocked for more than 144 seconds.
Not tainted 6.7.0-rc6-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:14048 pid:5375 tgid:5364 ppid:2673 flags:0x00000006
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:1437
do_sys_open fs/open.c:1452 [inline]
__do_sys_openat fs/open.c:1468 [inline]
__se_sys_openat fs/open.c:1463 [inline]
__x64_sys_openat+0xaf/0x100 fs/open.c:1463
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f117af2aae9
RSP: 002b:00007f117aa8c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f117b04a050 RCX: 00007f117af2aae9
RDX: 0000000000000801 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007f117af7647a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f117b04a050 R15: 00007fffe5c794c8
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
3 locks held by kworker/0:1/9:
#0: ffff888100063738 ((wq_completion)events){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2602
#1: ffffc90000267e40 ((work_completion)(&rfkill->sync_work)){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2602
#2: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_sync_work+0x1c/0xa0 net/rfkill/core.c:1059
1 lock held by khungtaskd/27:
#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:6614
3 locks held by kworker/0:3/1772:
#0: ffff888100063738 ((wq_completion)events){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2602
#1: ffffc900003cfe40 ((work_completion)(&rfkill_global_led_trigger_work)){....}-{0:0}, at: process_one_work+0x247/0x710 kernel/workqueue.c:2602
#2: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_global_led_trigger_worker+0x19/0x100 net/rfkill/core.c:182
2 locks held by getty/1792:
#0: ffff88810daf50a0 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x50 drivers/tty/tty_ldisc.c:243
#1: ffffc90003a1b2f0 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x83f/0xa60 drivers/tty/n_tty.c:2201
1 lock held by syz-executor.4/2677:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
2 locks held by syz-executor.0/5338:
#0: ffff88810e755900 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline]
#0: ffff88810e755900 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x51/0x180 net/nfc/core.c:1165
#1: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_unregister+0x74/0x110 net/rfkill/core.c:1149
2 locks held by syz-executor.5/5347:
#0: ffff88810cff1900 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline]
#0: ffff88810cff1900 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x51/0x180 net/nfc/core.c:1165
#1: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_unregister+0x74/0x110 net/rfkill/core.c:1149
2 locks held by syz-executor.5/5352:
#0: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_fop_write+0xe2/0x330 net/rfkill/core.c:1297
#1: ffff88810e755900 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline]
#1: ffff88810e755900 (&dev->mutex){....}-{3:3}, at: nfc_dev_down+0x2b/0x130 net/nfc/core.c:143
1 lock held by syz-executor.1/5359:
#0: ffff88810ae81100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:992 [inline]
#0: ffff88810ae81100 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x51/0x180 net/nfc/core.c:1165
2 locks held by syz-executor.1/5360:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
#1: ffffffff83972868 (rfkill_global_mutex){....}-{3:3}, at: rfkill_fop_open+0xa2/0x300 net/rfkill/core.c:1182
1 lock held by syz-executor.2/5367:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
1 lock held by syz-executor.2/5375:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
1 lock held by syz-executor.4/5457:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
1 lock held by syz-executor.4/5841:
#0: ffffffff83876f08 (misc_mtx){....}-{3:3}, at: misc_open+0x29/0x200 drivers/char/misc.c:129
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.7.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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: 44 Comm: kworker/u4:3 Not tainted 6.7.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: 0x0 (events_unbound)
RIP: 0010:avg_vruntime+0x0/0x70 kernel/sched/fair.c:657
Code: 85 25 ff ff ff eb c3 8b 42 30 83 c0 02 3b 42 54 72 b8 83 7b 2c 01 0f 85 47 ff ff ff 31 c0 e9 ed fe ff ff 0f 1f 80 00 00 00 00 <66> 0f 1f 00 48 8b 4f 50 48 8b 47 20 48 8b 57 28 48 8b 77 38 48 85
RSP: 0018:ffffc9000038fdb0 EFLAGS: 00000082
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000000b9e1
RDX: 0000000000000001 RSI: ffffffff83353a1e RDI: ffff888237d2d840
RBP: 0000000000000009 R08: 0000000000000400 R09: 0000000000000363
R10: 0000000000000001 R11: 0000000000000004 R12: ffff888237d2d780
R13: 0000000000000001 R14: ffff888237d2d840 R15: ffff888106e52240
FS: 0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555f3464c600 CR3: 0000000003673000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
update_entity_lag kernel/sched/fair.c:700 [inline]
dequeue_entity kernel/sched/fair.c:5335 [inline]
dequeue_task_fair+0xf3/0x640 kernel/sched/fair.c:6765
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:2796
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