ci starts bisection 2024-03-10 14:21:32.035200185 +0000 UTC m=+103208.332389301
bisecting fixing commit since 7475e51b87969e01a6812eac713a1c8310372e8a
building syzkaller on cb976f63e0177b96eb9ce1c631cc5e2c4b4b0759
ensuring issue is reproducible on original commit 7475e51b87969e01a6812eac713a1c8310372e8a

testing commit 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7baf5a05733b40323158f537db82656dd1bae33ec5ec0467896adf11ff057c8e
run #0: crashed: INFO: rcu detected stall in smp_call_function
run #1: crashed: INFO: rcu detected stall in worker_thread
run #2: crashed: INFO: rcu detected stall in smp_call_function
run #3: crashed: INFO: rcu detected stall in smp_call_function
run #4: crashed: INFO: rcu detected stall in sys_openat
run #5: crashed: INFO: rcu detected stall in sys_clone
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 sys_clone
run #9: crashed: INFO: rcu detected stall in corrupted
run #10: crashed: INFO: rcu detected stall in worker_thread
run #11: crashed: INFO: rcu detected stall in smp_call_function
run #12: crashed: INFO: rcu detected stall in worker_thread
run #13: crashed: INFO: rcu detected stall in smp_call_function
run #14: crashed: INFO: rcu detected stall in worker_thread
run #15: crashed: INFO: rcu detected stall in smp_call_function
run #16: crashed: INFO: rcu detected stall in corrupted
run #17: crashed: INFO: rcu detected stall in smp_call_function
run #18: crashed: INFO: rcu detected stall in corrupted
run #19: crashed: INFO: rcu detected stall in addrconf_rs_timer
representative crash: INFO: rcu detected stall in smp_call_function, 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 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b6ac85693cc6754df3cc8e89285a6a1f0ebb29d6c166fc0fccdf444310d2dd31
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in worker_thread
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in sys_clone
run #6: crashed: INFO: rcu detected stall in sys_execve
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: OK
run #9: OK
representative crash: INFO: rcu detected stall in corrupted, 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=3937 full=7658 leaves diff=2018
split chunks (needed=false): <2018>
split chunk #0 of len 2018 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 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a88b52c2058027c596b164d49933b14c846f1fa9d7a12ca0e79b319307fc3e12
run #0: crashed: INFO: rcu detected stall in smp_call_function
run #1: crashed: INFO: rcu detected stall in smp_call_function
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in sys_clone
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in do_idle
run #8: crashed: INFO: rcu detected stall in sys_clone
run #9: crashed: INFO: rcu detected stall in worker_thread
representative crash: INFO: rcu detected stall in smp_call_function, types: [HANG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK], they are not needed
testing commit 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c8b9cf5a692021965019d11cd12405c9de4cbc938350b01161bc4a4db752c2c7
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in sys_newfstatat
run #2: crashed: INFO: rcu detected stall in sys_exit_group
run #3: crashed: INFO: rcu detected stall in smp_call_function
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in worker_thread
run #6: crashed: INFO: rcu detected stall in smp_call_function
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in worker_thread
run #9: crashed: INFO: rcu detected stall in smp_call_function
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed
testing commit 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 53cbdc35e18de4882f99533aaf407ed5189593979f14a68d05f0c68d899f56f8
all runs: OK
false negative chance: 0.000
testing without sub-chunk 4/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f2c124072befdef2bef67f3e79a9e5243a5c6038dab64f68182939a33cc66644
run #0: crashed: INFO: rcu detected stall in sys_exit_group
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in smp_call_function
run #3: crashed: BUG: soft lockup in smp_call_function
run #4: crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
run #5: crashed: INFO: rcu detected stall in validate_mm
run #6: crashed: INFO: rcu detected stall in worker_thread
run #7: crashed: INFO: rcu detected stall in worker_thread
run #8: crashed: INFO: rcu detected stall in smp_call_function
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in sys_exit_group, 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 7475e51b87969e01a6812eac713a1c8310372e8a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 7d150304dff5eebc939f7136ecd55a2ece72dbb7d0c01c49a313e6ec5d06e4e1
run #0: crashed: INFO: rcu detected stall in do_idle
run #1: crashed: INFO: rcu detected stall in smp_call_function
run #2: crashed: INFO: rcu detected stall in smp_call_function
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in smp_call_function
run #5: crashed: INFO: rcu detected stall in smp_call_function
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in smp_call_function
run #8: crashed: INFO: rcu detected stall in do_idle
run #9: crashed: INFO: rcu detected stall in smp_call_function
representative crash: INFO: rcu detected stall in do_idle, types: [HANG]
the chunk can be dropped
minimized to 404 configs; suspects: [AX25 BRIDGE BRIDGE_NETFILTER CAN CC_IS_GCC CFG80211 CHECKPOINT_RESTORE DVB_CORE FB_CORE FSCACHE HAMRADIO HSR INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_USER_ACCESS INPUT_JOYSTICK INPUT_MOUSE IP6_NF_RAW IPV6_MULTIPLE_TABLES IP_NF_RAW IP_SET IP_VS 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_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_PROVE_MMU 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 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_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_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_TABLES NF_TABLES_BRIDGE NF_TABLES_INET NF_TABLES_IPV4 NF_TABLES_IPV6 NF_TABLES_NETDEV PARTITION_ADVANCED PSAMPLE RC_CORE RC_DEVICES RFKILL SPI USB_GADGET USB_MUSB_HDRC VIDEO_DEV WAN WATCH_QUEUE WIRELESS WLAN WWAN X25 X86_X32_ABI]
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed
testing current HEAD 005f6f34bd47eaa61d939a2727fc648e687b84c1
testing commit 005f6f34bd47eaa61d939a2727fc648e687b84c1 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bc85732763c460d9094021eacea82f2ab4d2c4c3f0cbf6079391921e88e27449
run #0: crashed: INFO: rcu detected stall in smp_call_function
run #1: crashed: INFO: rcu detected stall in smp_call_function
run #2: crashed: INFO: rcu detected stall in smp_call_function
run #3: crashed: INFO: rcu detected stall in smp_call_function
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in do_idle
run #6: crashed: INFO: rcu detected stall in smp_call_function
run #7: crashed: INFO: rcu detected stall in sys_openat
run #8: crashed: INFO: rcu detected stall in worker_thread
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in smp_call_function, types: [HANG]
crash still not fixed/happens on the oldest tested release
revisions tested: 8, total time: 2h19m20.696124007s (build: 1h11m34.437635464s, test: 1h1m56.341054786s)
crash still not fixed or there were kernel test errors
commit msg: Merge tag 'i2c-for-6.8-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
crash: INFO: rcu detected stall in smp_call_function
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 3512 jiffies s: 1225 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 34 Comm: kworker/u4:2 Not tainted 6.8.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline]
RIP: 0010:static_key_false include/linux/jump_label.h:207 [inline]
RIP: 0010:trace_lock_acquire include/trace/events/lock.h:24 [inline]
RIP: 0010:lock_acquire+0x34/0x1f0 kernel/locking/lockdep.c:5725
Code: 55 41 54 53 48 83 ec 18 4c 89 cd 41 89 cd 41 89 d4 41 89 f6 49 89 ff 48 8b 4c 24 50 65 48 8b 04 25 28 00 00 00 48 89 44 24 10 <0f> 1f 44 00 00 65 8b 05 3c 8b de 7e 89 c0 48 0f a3 05 ce 69 c3 02
RSP: 0018:ffffc900000d0e10 EFLAGS: 00000082
RAX: 04e68533c59b3600 RBX: ffffffff858943a0 RCX: ffffffff81b5edc6
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff858943b8
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000008000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff858943b8
FS:  0000000000000000(0000) GS:ffff888237d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcfdccaf038 CR3: 0000000003a76000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x53/0x90 kernel/locking/spinlock.c:162
 debug_object_activate+0x56/0x220 lib/debugobjects.c:708
 debug_hrtimer_activate kernel/time/hrtimer.c:422 [inline]
 debug_activate kernel/time/hrtimer.c:477 [inline]
 enqueue_hrtimer+0x26/0x170 kernel/time/hrtimer.c:1087
 __run_hrtimer kernel/time/hrtimer.c:1706 [inline]
 __hrtimer_run_queues+0x2b0/0x580 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x31f/0x470 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x86/0x1c0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x8d/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline]
RIP: 0010:smp_call_function_many_cond+0xbcc/0x1340 kernel/smp.c:855
Code: 7d 00 66 90 41 8b 6f 08 89 ee 83 e6 01 31 ff e8 ca 6b 05 00 83 e5 01 75 07 e8 80 67 05 00 eb 18 f3 90 41 f7 47 08 01 00 00 00 <74> 07 e8 6d 67 05 00 eb ed e8 66 67 05 00 ff c3 83 fb 07 0f 87 f7
RSP: 0018:ffffc90000127c00 EFLAGS: 00000202
RAX: ffffffff812e7df3 RBX: 0000000000000000 RCX: ffff888101af1b40
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff812e7dd6 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff8113f610 R12: ffffffff836e112d
R13: ffff888237d2e980 R14: 00000000fffffff8 R15: ffff888237c34a60
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023
 text_poke_bp_batch+0x3e9/0x490
 text_poke_flush arch/x86/kernel/alternative.c:2488 [inline]
 text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2495
 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
 static_key_enable_cpuslocked kernel/jump_label.c:205 [inline]
 static_key_enable+0x67/0x80 kernel/jump_label.c:218
 toggle_allocation_gate+0x46/0x170 mm/kfence/core.c:826
 process_one_work kernel/workqueue.c:2633 [inline]
 process_scheduled_works+0x301/0x770 kernel/workqueue.c:2706
 worker_thread+0x359/0x4d0 kernel/workqueue.c:2787
 kthread+0x115/0x140 kernel/kthread.c:388
 ret_from_fork+0x4d/0x60 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:243
 </TASK>