ci starts bisection 2025-11-06 13:41:20.145142692 +0000 UTC m=+145590.341496096
bisecting fixing commit since 7af08b57bcb9ebf78675c50069c54125c0a8b795
building syzkaller on 5df2386563cbffa1bbbb9d0b8ec1eebb98d051ae
ensuring issue is reproducible on original commit 7af08b57bcb9ebf78675c50069c54125c0a8b795

testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 2e5666de29c901f6f3b9f3883edff6ef77c9983e6f8324f32a432d5d0e67df2e
run #0: crashed: INFO: rcu detected stall in clock_adjtime
run #1: crashed: INFO: rcu detected stall in smp_call_function
run #2: crashed: INFO: rcu detected stall in dev_ioctl
run #3: crashed: INFO: rcu detected stall in batadv_nc_worker
run #4: crashed: INFO: rcu detected stall in addrconf_dad_work
run #5: crashed: INFO: rcu detected stall in worker_thread
run #6: crashed: INFO: rcu detected stall in clock_adjtime
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in sys_socket
run #9: crashed: INFO: rcu detected stall in clock_adjtime
run #10: crashed: INFO: rcu detected stall in handle_softirqs
run #11: crashed: INFO: rcu detected stall in smp_call_function
run #12: crashed: INFO: rcu detected stall in do_idle
run #13: crashed: INFO: rcu detected stall in worker_thread
run #14: crashed: INFO: rcu detected stall in smp_call_function
run #15: crashed: INFO: rcu detected stall in clock_adjtime
run #16: crashed: INFO: rcu detected stall in corrupted
run #17: crashed: INFO: rcu detected stall in clock_adjtime
run #18: crashed: INFO: rcu detected stall in process_one_work
run #19: crashed: INFO: rcu detected stall in sys_readlink
representative crash: INFO: rcu detected stall in clock_adjtime, types: [HANG]
check whether we can drop unnecessary instrumentation
disabling configs for [locking atomic_sleep memleak ubsan bug_or_warning kasan], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9ddc0a556d56d72af97b25ec5ef0ac40bccad58764a22740c1216b2c64cc72d0
run #0: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #1: crashed: INFO: rcu detected stall in process_one_work
run #2: crashed: INFO: rcu detected stall in process_one_work
run #3: crashed: INFO: rcu detected stall in sys_futex
run #4: crashed: INFO: rcu detected stall in do_faccessat
run #5: crashed: INFO: rcu detected stall in process_one_work
run #6: crashed: INFO: rcu detected stall in batadv_nc_worker
run #7: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #8: crashed: INFO: rcu detected stall in sync_hw_clock
run #9: crashed: INFO: rcu detected stall in clock_adjtime
representative crash: INFO: rcu detected stall in tc_modify_qdisc, types: [HANG]
the bug reproduces without the instrumentation
disabling configs for [memleak ubsan bug_or_warning kasan locking atomic_sleep], they are not needed
kconfig minimization: base=4109 full=8239 leaves diff=2160
split chunks (needed=false): <2160>
split chunk #0 of len 2160 into 5 parts
testing without sub-chunk 1/5
disabling configs for [ubsan bug_or_warning kasan locking atomic_sleep memleak], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6082a0e010470e6e455741c30968e6248e0504ae7f91cb8d46ec847c9fe7e725
run #0: crashed: INFO: rcu detected stall in clock_adjtime
run #1: crashed: INFO: rcu detected stall in kthread_worker_fn
run #2: crashed: INFO: rcu detected stall in ipv6_rcv
run #3: crashed: INFO: rcu detected stall in clock_adjtime
run #4: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #5: crashed: INFO: rcu detected stall in clock_adjtime
run #6: crashed: INFO: rcu detected stall in sys_sendto
run #7: crashed: INFO: rcu detected stall in sys_mprotect
run #8: crashed: INFO: rcu detected stall in wg_packet_handshake_receive_worker
run #9: crashed: no output from test machine
representative crash: INFO: rcu detected stall in clock_adjtime, types: [HANG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [ubsan bug_or_warning kasan locking atomic_sleep memleak], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f1831fc03eb5d470b32ec10cb60e3de2ea5e9f48c0dbb672500746de2d3cab16
run #0: ignore: lost connection to test machine
run #1: crashed: INFO: rcu detected stall in packet_release
run #2: crashed: INFO: rcu detected stall in clock_adjtime
run #3: crashed: INFO: rcu detected stall in clock_adjtime
run #4: crashed: INFO: rcu detected stall in worker_thread
run #5: crashed: INFO: rcu detected stall in sys_futex
run #6: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: no output from test machine
run #9: crashed: no output from test machine
representative crash: INFO: rcu detected stall in packet_release, types: [HANG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [locking atomic_sleep memleak ubsan bug_or_warning kasan], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 78d3ef4e4da04e8bf26e063590522805a4a2de55d936f76b2b7aad40344e5f04
all runs: OK
false negative chance: 0.000
testing without sub-chunk 4/5
disabling configs for [memleak ubsan bug_or_warning kasan locking atomic_sleep], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4f6b060002cdb65d2173f37b8e7ed63d2548bb5bf17805831678d9bfc2060417
run #0: crashed: INFO: rcu detected stall in sys_sendto
run #1: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #2: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #3: crashed: INFO: rcu detected stall in mas_next_range
run #4: crashed: INFO: rcu detected stall in process_one_work
run #5: crashed: INFO: rcu detected stall in process_one_work
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in clock_adjtime
run #9: crashed: INFO: rcu detected stall in process_one_work
representative crash: INFO: rcu detected stall in sys_sendto, types: [HANG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [kasan locking atomic_sleep memleak ubsan bug_or_warning], they are not needed
testing commit 7af08b57bcb9ebf78675c50069c54125c0a8b795 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c4058e7488017c61f4551ecb3832072e07e6002e303ba300d786290ec98fb2de
run #0: crashed: INFO: rcu detected stall in mas_find
run #1: crashed: INFO: rcu detected stall in process_one_work
run #2: crashed: INFO: rcu detected stall in process_one_work
run #3: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #4: crashed: INFO: rcu detected stall in clock_adjtime
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in worker_thread
run #8: crashed: INFO: rcu detected stall in process_one_work
run #9: crashed: INFO: rcu detected stall in nsim_dev_trap_report_work
representative crash: INFO: rcu detected stall in mas_find, types: [HANG]
the chunk can be dropped
minimized to 432 configs; suspects: [AX25 BRIDGE BRIDGE_NETFILTER CAN CC_HAS_SANCOV_TRACE_PC CFG80211 CHECKPOINT_RESTORE DVB_CORE FB_CORE HAMRADIO HID_LOGITECH HSR INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IP6_NF_MANGLE IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_MANGLE IP_NF_RAW IP_SET IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_AH_ESP IP_VS_PROTO_ESP IP_VS_PROTO_SCTP IP_VS_PROTO_TCP IP_VS_PROTO_UDP IP_VS_RR IP_VS_SED IP_VS_SH IP_VS_TWOS IP_VS_WLC IP_VS_WRR IRQ_BYPASS_MANAGER IRQ_MSI_IOMMU IRQ_POLL IR_IGORPLUGUSB IR_IGUANA IR_IMON IR_IMON_RAW IR_MCEUSB IR_REDRAT3 IR_STREAMZAP IR_TOY IR_TTUSBIR ISDN ISDN_CAPI 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_PXRC JOYSTICK_XPAD JOYSTICK_XPAD_FF JOYSTICK_XPAD_LEDS KALLSYMS_ABSOLUTE_PERCPU 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_COMMON KVM_COMPAT KVM_ELIDE_TLB_FLUSH_IF_YOUNG KVM_GENERIC_DIRTYLOG_READ_PROTECT KVM_GENERIC_HARDWARE_ENABLING KVM_GENERIC_MEMORY_ATTRIBUTES KVM_GENERIC_MMU_NOTIFIER KVM_GENERIC_PRE_FAULT_MEMORY KVM_GENERIC_PRIVATE_MEM KVM_HYPERV KVM_MMIO KVM_PRIVATE_MEM KVM_PROVE_MMU KVM_SW_PROTECTED_VM KVM_VFIO KVM_X86 KVM_XEN KVM_XFER_TO_GUEST_WORK L2TP L2TP_ETH L2TP_IP L2TP_V3 LAPB LAPBETHER LDM_PARTITION LEGACY_PTYS LIBCRC32C LIBNVDIMM LINEAR_RANGES LLC LLC2 LOGIG940_FF LOGIRUMBLEPAD2_FF LOGITECH_FF LOGIWHEELS_FF LOGO LOGO_LINUX_MONO LOGO_LINUX_VGA16 LPC_ICH LWTUNNEL LWTUNNEL_BPF LZ4HC_COMPRESS LZ4_COMPRESS MAC80211 MAC80211_HAS_RC MAC80211_HWSIM MAC80211_MESH MAC80211_RC_DEFAULT_MINSTREL MAC80211_RC_MINSTREL MACSEC MACVLAN MACVTAP MAC_PARTITION MAPPING_DIRTY_HELPERS MCORE2 MDIO_DEVICE MDIO_DEVRES MDIO_MVUSB MD_RAID0 MD_RAID1 MD_RAID10 MD_RAID456 MEDIA_ANALOG_TV_SUPPORT MEDIA_ATTACH MEDIA_CONTROLLER MEDIA_CONTROLLER_DVB MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_SUPPORT_FILTER MEDIA_TUNER MEDIA_TUNER_MSI001 MEMORY_BALLOON MEMORY_HOTPLUG MEMORY_HOTPLUG_DEFAULT_ONLINE MEMORY_ISOLATION MEMREGION MEMSTICK MEMSTICK_REALTEK_USB MEM_SOFT_DIRTY MFD_CORE MFD_SYSCON MHI_BUS MHI_WWAN_CTRL MHP_MEMMAP_ON_MEMORY MICROCHIP_PHY MINIX_FS MINIX_SUBPARTITION MIN_HEAP 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 MODULE_SRCVERSION_ALL MODVERSIONS MOST MOST_USB_HDM 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_NAT 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_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_SHAPER 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_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 [ubsan bug_or_warning kasan locking atomic_sleep memleak], they are not needed
testing current HEAD dc77806cf3b4788d328fddf245e86c5b529f31a2
testing commit dc77806cf3b4788d328fddf245e86c5b529f31a2 gcc
compiler: gcc (Debian 12.2.0-14+deb12u1) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6093c1e819a8f58613b634daeea7f92b5c71443806c16ca7a6f214466f97be28
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in clock_adjtime
run #2: crashed: INFO: rcu detected stall in sys_futex
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in tc_modify_qdisc
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in process_one_work
run #9: crashed: INFO: rcu detected stall in kauditd_thread
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 2h2m8.180477627s (build: 59m1.649809694s, test: 54m31.325482854s)
crash still not fixed or there were kernel test errors
commit msg: Merge tag 'rust-fixes-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/ojeda/linux
crash: INFO: rcu detected stall in corrupted
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-...!: (0 ticks this GP) idle=7c54/1/0x4000000000000000 softirq=7238/7238 fqs=0
rcu: 	(detected by 1, t=10002 jiffies, g=8045, q=147 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5779 Comm: modprobe Not tainted syzkaller #0 PREEMPT(none) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:match_held_lock+0x0/0x90 kernel/locking/lockdep.c:5305
Code: 28 6d 94 83 e8 f1 05 39 fe e8 8c f2 fa ff e8 f7 a6 39 fe 90 31 c0 eb bc 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <53> 48 89 fb 48 39 77 10 74 55 66 83 7f 22 1f 76 65 48 8b 46 08 48
RSP: 0000:ffffc90000003ec8 EFLAGS: 00000093
RAX: 000000000000000f RBX: ffff88810fa84e48 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff888237c1b918 RDI: ffff88810fa84e48
RBP: ffff888237c1b918 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: ffff888237c2fef0 R12: ffff88810fa84380
R13: ffff88810fa84dd0 R14: 00000000ffffffff R15: 0000000000000003
FS:  00007fb30dcfac80(0000) GS:ffff8882b2add000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb30decea90 CR3: 0000000123cc4000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 __lock_is_held kernel/locking/lockdep.c:5601 [inline]
 lock_is_held_type+0xb0/0x140 kernel/locking/lockdep.c:5940
 lock_is_held include/linux/lockdep.h:249 [inline]
 __run_hrtimer kernel/time/hrtimer.c:1743 [inline]
 __hrtimer_run_queues+0x488/0x520 kernel/time/hrtimer.c:1841
 hrtimer_interrupt+0x133/0x2e0 kernel/time/hrtimer.c:1903
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1041 [inline]
 __sysvec_apic_timer_interrupt+0x82/0x1a0 arch/x86/kernel/apic/apic.c:1058
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
 sysvec_apic_timer_interrupt+0x8a/0xb0 arch/x86/kernel/apic/apic.c:1052
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__sanitizer_cov_trace_pc+0xb/0x70 kernel/kcov.c:213
Code: 1a 00 be 03 00 00 00 5b e9 a2 6f 83 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 65 8b 05 05 4b be 03 <48> 8b 34 24 65 48 8b 15 e1 4a be 03 a9 00 01 ff 00 74 1b f6 c4 01
RSP: 0000:ffffc90001b63b90 EFLAGS: 00000286
RAX: 0000000080000001 RBX: 0000000000112299 RCX: ffffffff81779f37
RDX: ffff88810fa84380 RSI: ffffffff81779dcd RDI: 0000000000000007
RBP: 0000000000000022 R08: 0000000000000007 R09: 0000000000000fff
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88823fff06c0
R13: ffff88823fff16c0 R14: 0000000000000001 R15: 000000ffffffffff
 __nr_to_section include/linux/mmzone.h:1969 [inline]
 __pfn_to_section include/linux/mmzone.h:2104 [inline]
 pfn_valid+0xb0/0x220 include/linux/mmzone.h:2186
 page_table_check_set+0x25/0x390 mm/page_table_check.c:105
 __page_table_check_ptes_set+0x119/0x150 mm/page_table_check.c:209
 page_table_check_ptes_set include/linux/page_table_check.h:76 [inline]
 set_ptes include/linux/pgtable.h:292 [inline]
 set_pte_range+0x2f1/0x360 mm/memory.c:5443
 filemap_map_order0_folio mm/filemap.c:3790 [inline]
 filemap_map_pages+0x26b/0xa40 mm/filemap.c:3848
 do_fault_around mm/memory.c:5656 [inline]
 do_read_fault mm/memory.c:5689 [inline]
 do_fault mm/memory.c:5832 [inline]
 do_pte_missing mm/memory.c:4361 [inline]
 handle_pte_fault mm/memory.c:6177 [inline]
 __handle_mm_fault+0x12e1/0x1d70 mm/memory.c:6318
 handle_mm_fault+0x346/0x5a0 mm/memory.c:6487
 do_user_addr_fault+0x34f/0xb90 arch/x86/mm/fault.c:1336
 handle_page_fault arch/x86/mm/fault.c:1476 [inline]
 exc_page_fault+0x5c/0xa0 arch/x86/mm/fault.c:1532
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7fb30decea90
Code: Unable to access opcode bytes at 0x7fb30decea66.
RSP: 002b:00007fff784ea758 EFLAGS: 00010202
RAX: 0000000000000029 RBX: 00007fb30dcfdf60 RCX: 000000000000000d
RDX: 00007fb30ddd3e01 RSI: 0000000000000000 RDI: 0000000000000009
RBP: 00007fff784ea880 R08: 0000000000000000 R09: 00007fb30decea90
R10: 00007fb30dd69bf8 R11: 00007fb30e0655f0 R12: 00007fb30dcfc880
R13: 00007fb30dd686b0 R14: 0000000a00000007 R15: 0000000000000007
 </TASK>
rcu: rcu_preempt kthread timer wakeup didn't happen for 10001 jiffies! g8045 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=0 timer-softirq=2673
rcu: rcu_preempt kthread starved for 10002 jiffies! g8045 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:I stack:14496 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5325 [inline]
 __schedule+0x5b6/0xd50 kernel/sched/core.c:6929
 __schedule_loop kernel/sched/core.c:7011 [inline]
 schedule+0x25/0x110 kernel/sched/core.c:7026
 schedule_timeout+0xb6/0x160 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x13a/0x500 kernel/rcu/tree.c:2083
 rcu_gp_kthread+0xc3/0x160 kernel/rcu/tree.c:2285
 kthread+0x168/0x2d0 kernel/kthread.c:463
 ret_from_fork+0x29e/0x2d0 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
sched: DL replenish lagged too much