ci2 starts bisection 2025-08-17 16:12:19.239253078 +0000 UTC m=+222756.791729660 bisecting fixing commit since eabcdba3ad4098460a376538df2ae36500223c1e building syzkaller on 1432fc84530255f6208c5719be796918244fa9d3 ensuring issue is reproducible on original commit eabcdba3ad4098460a376538df2ae36500223c1e testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 19f64099379f7756750ab9ead5415d2d0834527cff64fd10b653b6d03bdbc90e run #0: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #1: crashed: WARNING: locking bug in rcu_pending_exit run #2: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #3: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #4: crashed: WARNING in __srcu_check_read_flavor run #5: crashed: WARNING in bch2_fs_btree_iter_exit run #6: crashed: KASAN: global-out-of-bounds Read in rcu_pending_pcpu_dequeue run #7: crashed: WARNING: locking bug in mempool_init_node run #8: crashed: WARNING: locking bug in rcu_pending_exit run #9: crashed: INFO: task hung in synchronize_rcu run #10: crashed: KASAN: null-ptr-deref Write in __bch2_trans_get run #11: crashed: INFO: task hung in synchronize_rcu run #12: crashed: KASAN: global-out-of-bounds Read in rcu_pending_exit run #13: crashed: WARNING in __srcu_check_read_flavor run #14: crashed: INFO: task hung in synchronize_rcu run #15: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #16: crashed: WARNING: locking bug in rcu_pending_exit run #17: crashed: INFO: task hung in synchronize_rcu run #18: OK run #19: OK representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP WARNING KASAN-READ] check whether we can drop unnecessary instrumentation disabling configs for [atomic_sleep hang memleak ubsan], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: d6d2f9126e01fa1d9d1e334d61a671f1879ae753f2f683637689cf1471f291ef run #0: crashed: BUG: Bad rss-counter state run #1: crashed: BUG: Bad rss-counter state run #2: crashed: KASAN: global-out-of-bounds Read in rcu_pending_pcpu_dequeue run #3: crashed: WARNING in try_check_zero run #4: crashed: WARNING: locking bug in rcu_pending_exit run #5: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #6: crashed: WARNING: locking bug in rcu_pending_exit run #7: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #8: crashed: general protection fault in dst_dev_put run #9: OK representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP UNKNOWN KASAN-READ] the bug reproduces without the instrumentation disabling configs for [memleak ubsan atomic_sleep hang], they are not needed kconfig minimization: base=4092 full=8236 leaves diff=2147 split chunks (needed=false): <2147> split chunk #0 of len 2147 into 5 parts testing without sub-chunk 1/5 disabling configs for [hang memleak ubsan atomic_sleep], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: f6b6941610daeae49d648ec4c6abb9e31e2d676597d30d91154e37dd77d57d96 all runs: OK false negative chance: 0.000 testing without sub-chunk 2/5 disabling configs for [memleak ubsan atomic_sleep hang], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: d0238a4bc66a52fbcb2858fd36d3449d5a4b6d43fba534550e7cd23a19d690ae run #0: crashed: WARNING: locking bug in rcu_pending_exit run #1: crashed: WARNING: locking bug in rcu_pending_exit run #2: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #3: crashed: WARNING in __srcu_check_read_flavor run #4: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #5: crashed: WARNING: locking bug in rcu_pending_exit run #6: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #7: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #8: crashed: WARNING: locking bug in rcu_pending_exit run #9: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [atomic_sleep hang memleak ubsan], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: ba86e16987d6da97f580591d04fa6b5ef1022fc1c91fc9c351c7d3446cb627b7 run #0: crashed: KASAN: global-out-of-bounds Read in rcu_pending_exit run #1: crashed: WARNING: locking bug in rcu_pending_exit run #2: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #3: crashed: WARNING in __srcu_check_read_flavor run #4: crashed: general protection fault in get_work_pool run #5: crashed: WARNING in bch2_fs_btree_iter_exit run #6: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #7: crashed: WARNING in try_check_zero run #8: crashed: WARNING: locking bug in rcu_pending_exit run #9: OK representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP WARNING] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [hang memleak ubsan atomic_sleep], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: decc6cc5b41b89d24076c7e7b0d417460cb38af7d6b235b3259a80faa91aad52 run #0: crashed: WARNING: locking bug in rcu_pending_exit run #1: crashed: WARNING: locking bug in rcu_pending_exit run #2: crashed: WARNING: locking bug in rcu_pending_exit run #3: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #4: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #5: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #6: crashed: WARNING: locking bug in rcu_pending_exit run #7: crashed: WARNING in __srcu_check_read_flavor run #8: crashed: BUG: unable to handle kernel paging request in process_srcu run #9: crashed: general protection fault in dst_dev_put representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP WARNING] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [atomic_sleep hang memleak ubsan], they are not needed testing commit eabcdba3ad4098460a376538df2ae36500223c1e gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 5c18eef508cd5c5b04815020c5a12f7271013ac4ca8bebe392be1ea81690d3e4 run #0: crashed: BUG: Bad rss-counter state run #1: crashed: general protection fault in put_pwq_unlocked run #2: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #3: crashed: WARNING: locking bug in rcu_pending_exit run #4: crashed: WARNING: locking bug in rcu_pending_exit run #5: crashed: WARNING in remove_vm_area run #6: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue run #7: crashed: WARNING in __srcu_check_read_flavor run #8: crashed: WARNING: locking bug in rcu_pending_exit run #9: OK representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP WARNING] the chunk can be dropped minimized to 430 configs; suspects: [6LOWPAN 6LOWPAN_GHC_EXT_HDR_DEST 6LOWPAN_GHC_EXT_HDR_FRAG 6LOWPAN_GHC_EXT_HDR_HOP 6LOWPAN_GHC_EXT_HDR_ROUTE 6LOWPAN_GHC_ICMPV6 6LOWPAN_GHC_UDP 6LOWPAN_NHC 6LOWPAN_NHC_DEST 6LOWPAN_NHC_FRAGMENT 6LOWPAN_NHC_HOP 6LOWPAN_NHC_IPV6 6LOWPAN_NHC_MOBILITY 6LOWPAN_NHC_ROUTING 6LOWPAN_NHC_UDP 6PACK 842_COMPRESS 842_DECOMPRESS 9P_FSCACHE 9P_FS_POSIX_ACL 9P_FS_SECURITY ACORN_PARTITION ACORN_PARTITION_ADFS ACORN_PARTITION_CUMANA ACORN_PARTITION_EESOX ACORN_PARTITION_ICS ACORN_PARTITION_POWERTEC ACORN_PARTITION_RISCIX ACPI_NFIT ACPI_NHLT ACPI_PLATFORM_PROFILE ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMD_SFH_HID AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APERTURE_HELPERS APPLE_MFI_FASTCHARGE AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_HUGE_PFNMAP ARCH_SUPPORTS_PMD_PFNMAP ARCH_SUPPORTS_PUD_PFNMAP ARCH_WANT_PMD_MKWRITE ASM_MODVERSIONS ASUS_TF103C_DOCK ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR AS_SHA1_NI AS_SHA256_NI AS_TPAUSE ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_LEDS ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG ATH9K_COMMON_SPECTRAL ATH9K_DEBUGFS ATH9K_DYNACK ATH9K_HTC ATH9K_HTC_DEBUGFS ATH9K_HW ATH9K_PCI ATH9K_PCOEM ATH9K_RFKILL ATH_COMMON ATM ATM_BR2684 ATM_CLIP ATM_DRIVERS ATM_LANE ATM_MPOA ATM_TCP AUXILIARY_BUS AX25 AX25_DAMA_SLAVE AX88796B_PHY BAREUDP BATMAN_ADV BATMAN_ADV_BATMAN_V BATMAN_ADV_BLA BATMAN_ADV_DAT BATMAN_ADV_MCAST BATMAN_ADV_NC BCACHE BCACHEFS_DEBUG BCACHEFS_ERASURE_CODING BCACHEFS_FS BCACHEFS_POSIX_ACL BCACHEFS_QUOTA BCACHEFS_SIX_OPTIMISTIC_SPIN BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP_PUNT_BIO BLK_CGROUP_RWSTAT BLK_DEV_BSGLIB BLK_DEV_INTEGRITY BLK_DEV_NBD BLK_DEV_NULL_BLK BLK_DEV_NULL_BLK_FAULT_INJECTION BLK_DEV_NVME BLK_DEV_PMEM BLK_DEV_RAM BLK_DEV_RNBD BLK_DEV_RNBD_CLIENT BLK_DEV_THROTTLING BLK_DEV_ZONED BLK_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_PCI BLK_MQ_VIRTIO BLK_WBT BLK_WBT_MQ BONDING BOOT_VESA_SUPPORT BPF_EVENTS BPF_JIT BPF_JIT_ALWAYS_ON BPF_JIT_DEFAULT_ON BPF_LSM BPF_PRELOAD BPF_PRELOAD_UMD BPF_STREAM_PARSER BPF_SYSCALL BPQETHER BRIDGE BRIDGE_CFM BRIDGE_EBT_802_3 BRIDGE_EBT_AMONG BRIDGE_EBT_ARP BRIDGE_EBT_ARPREPLY BRIDGE_EBT_BROUTE BRIDGE_EBT_DNAT BRIDGE_EBT_IP BRIDGE_EBT_IP6 BRIDGE_EBT_LIMIT BRIDGE_EBT_LOG BRIDGE_EBT_MARK BRIDGE_EBT_MARK_T BRIDGE_EBT_NFLOG BRIDGE_EBT_PKTTYPE BRIDGE_EBT_REDIRECT BRIDGE_EBT_SNAT BRIDGE_EBT_STP BRIDGE_EBT_T_FILTER BRIDGE_EBT_T_NAT BRIDGE_EBT_VLAN BRIDGE_IGMP_SNOOPING BRIDGE_MRP BRIDGE_NF_EBTABLES BRIDGE_NF_EBTABLES_LEGACY BRIDGE_VLAN_FILTERING BSD_DISKLABEL BSD_PROCESS_ACCT_V3 BT BTRFS_ASSERT BTRFS_FS BTRFS_FS_POSIX_ACL BTRFS_FS_REF_VERIFY BTT BT_6LOWPAN BT_ATH3K BT_BCM BT_BNEP BT_BNEP_MC_FILTER BT_BNEP_PROTO_FILTER BT_BREDR BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB BT_HCIBTUSB_AUTOSUSPEND BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK BT_HCIBTUSB_POLL_SYNC BT_HCIBTUSB_RTL BT_HCIUART BT_HCIUART_3WIRE BT_HCIUART_AG6XX BT_HCIUART_BCSP BT_HCIUART_H4 BT_HCIUART_LL BT_HCIUART_MRVL BT_HCIUART_QCA BT_HCIUART_SERDEV BT_HCIVHCI BT_INTEL BT_LE BT_LEDS BT_LE_L2CAP_ECRED BT_MRVL BT_MRVL_SDIO BT_MSFTEXT BT_MTK BT_MTKSDIO BT_MTKUART BT_QCA BT_RFCOMM BT_RFCOMM_TTY BT_RTL CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN CAN_8DEV_USB CAN_BCM CAN_CALC_BITTIMING CAN_DEV CAN_EMS_USB CAN_ESD_USB CAN_ETAS_ES58X CAN_F81604 CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_NETLINK CAN_PEAK_USB CAN_RAW CAN_RX_OFFLOAD CAN_SLCAN CAN_UCAN CAN_VCAN CAN_VXCAN CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_CAN_LINK_STATIC CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER CC_HAS_SANE_STACKPROTECTOR CEC_CORE CEPH_FS CEPH_FSCACHE CEPH_FS_POSIX_ACL CEPH_LIB CEPH_LIB_USE_DNS_RESOLVER CFG80211 CFG80211_CRDA_SUPPORT CFG80211_DEBUGFS CFG80211_DEFAULT_PS CFG80211_REQUIRE_SIGNED_REGDB CFG80211_USE_KERNEL_REGDB_KEYS CFG80211_WEXT CFS_BANDWIDTH CGROUP_BPF CHARGER_ISP1704 CHR_DEV_ST CIFS CIFS_ALLOW_INSECURE_LEGACY CIFS_DEBUG CIFS_DFS_UPCALL CIFS_FSCACHE CIFS_POSIX CIFS_SMB_DIRECT CIFS_SWN_UPCALL CIFS_UPCALL CIFS_XATTR CLOSURES CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MAX CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES COUNTER CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC32_SLICEBY8 CRC4 CRC64 CRC64_ROCKSOFT CRC7 CRC8 CRC_ITU_T CRC_T10DIF CRYPTO_842 CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AEGIS128_AESNI_SSE2 CRYPTO_AES_NI_INTEL CRYPTO_AES_TI CRYPTO_ANSI_CPRNG CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_BLAKE2S CRYPTO_ARCH_HAVE_LIB_CHACHA CRYPTO_ARCH_HAVE_LIB_CURVE25519 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_ARIA_AESNI_AVX_X86_64 CRYPTO_BLAKE2B CRYPTO_BLAKE2S_X86 CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_BLOWFISH_X86_64 CRYPTO_CAMELLIA CRYPTO_CAMELLIA_AESNI_AVX2_X86_64 CRYPTO_CAMELLIA_AESNI_AVX_X86_64 CRYPTO_CAMELLIA_X86_64 CRYPTO_CAST5 CRYPTO_CAST5_AVX_X86_64 CRYPTO_CAST6 CRYPTO_CAST6_AVX_X86_64 CRYPTO_CAST_COMMON CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRC64_ROCKSOFT CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CURVE25519 CRYPTO_CURVE25519_X86 CRYPTO_DEFLATE CRYPTO_DES CRYPTO_DES3_EDE_X86_64 CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_PADLOCK CRYPTO_DEV_PADLOCK_AES CRYPTO_DEV_PADLOCK_SHA CRYPTO_DEV_QAT CRYPTO_DEV_QAT_C3XXX CRYPTO_DEV_QAT_C3XXXVF CRYPTO_DEV_QAT_C62X CRYPTO_DEV_QAT_C62XVF CRYPTO_DEV_QAT_DH895xCC CRYPTO_DEV_QAT_DH895xCCVF CRYPTO_DEV_VIRTIO CRYPTO_DH CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_KPP CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CHACHA_GENERIC CRYPTO_LIB_CURVE25519 CRYPTO_LIB_CURVE25519_GENERIC CRYPTO_LIB_DES CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_MANAGER_DISABLE_TESTS CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_NULL CRYPTO_NULL2 CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 CRYPTO_POLYVAL CRYPTO_POLYVAL_CLMUL_NI CRYPTO_RMD160 CRYPTO_SEED CRYPTO_SERPENT CRYPTO_SERPENT_AVX2_X86_64 CRYPTO_SERPENT_AVX_X86_64 CRYPTO_SERPENT_SSE2_X86_64 CRYPTO_SHA1_SSSE3 CRYPTO_SHA256_SSSE3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM3 CRYPTO_SM3_AVX_X86_64 CRYPTO_SM4 CRYPTO_SM4_AESNI_AVX2_X86_64 CRYPTO_SM4_AESNI_AVX_X86_64 CRYPTO_SM4_GENERIC CRYPTO_STREEBOG CRYPTO_TEA CRYPTO_TWOFISH CRYPTO_TWOFISH_AVX_X86_64 CRYPTO_TWOFISH_COMMON CRYPTO_TWOFISH_X86_64 CRYPTO_TWOFISH_X86_64_3WAY CRYPTO_USER CRYPTO_USER_API CRYPTO_USER_API_AEAD CRYPTO_USER_API_ENABLE_OBSOLETE CRYPTO_USER_API_HASH CRYPTO_USER_API_RNG CRYPTO_USER_API_SKCIPHER CRYPTO_VMAC CRYPTO_WP512 CRYPTO_XCBC CRYPTO_XCTR CRYPTO_XTS CRYPTO_XXHASH CRYPTO_ZSTD CUSE CYPRESS_FIRMWARE DAMON DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCA DCB DEFAULT_CODEL DEVICE_MIGRATION DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA DMA_ENGINE_RAID DM_AUDIT DM_BIO_PRISON DM_BUFIO DM_CACHE DM_CACHE_SMQ DM_CLONE DM_CRYPT DM_FLAKEY DM_INTEGRITY DM_MULTIPATH DM_MULTIPATH_QL DM_MULTIPATH_ST DM_PERSISTENT_DATA DM_RAID DM_SNAPSHOT DM_THIN_PROVISIONING DM_UEVENT DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_AUX_BRIDGE DRM_BOCHS DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_CLIENT DRM_CLIENT_LIB DRM_CLIENT_SELECTION DRM_CLIENT_SETUP DRM_DEBUG_MM ENCRYPTED_KEYS FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ LIBNVDIMM MAC80211 MAC80211_DEBUGFS MAC80211_LEDS MCORE2 MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MMC MTD NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED RFKILL SERIAL_DEV_BUS TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WLAN WLAN_VENDOR_ATH X86_X32_ABI ZONE_DEVICE] disabling configs for [atomic_sleep hang memleak ubsan], they are not needed testing current HEAD 8d561baae505bab6b3f133e10dc48e27e4505cbe testing commit 8d561baae505bab6b3f133e10dc48e27e4505cbe gcc compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 kernel signature: 446c2790ba9d91ddbb9169e5cd10a2e0e98bfb42ec6e8ffa40552fbc55437cb4 run #0: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #1: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #2: crashed: WARNING in srcu_gp_start_if_needed run #3: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #4: crashed: WARNING in srcu_gp_start_if_needed run #5: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #6: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #7: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance run #8: OK run #9: OK representative crash: BUG: unable to handle kernel paging request in rcu_segcblist_advance, types: [MEMORY_SAFETY_BUG] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 2h37m16.966060698s (build: 55m20.679619343s, test: 1h36m55.393988183s) crash still not fixed or there were kernel test errors commit msg: Merge tag 'x86_urgent_for_v6.17_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip crash: BUG: unable to handle kernel paging request in rcu_segcblist_advance bcachefs (loop0): shutdown complete BUG: unable to handle page fault for address: fffff91ffffffff9 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 23ffe0067 P4D 23ffe0067 PUD 10c6f7067 PMD 10c6f8067 PTE 0 Oops: Oops: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 2895 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT(none) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:rcu_segcblist_restempty kernel/rcu/rcu_segcblist.h:105 [inline] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0 kernel/rcu/rcu_segcblist.c:474 Code: 84 70 03 00 00 4c 8d 7b 08 4c 89 fd 48 c1 ed 03 42 80 7c 25 00 00 74 08 4c 89 ff e8 71 66 62 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 58 66 62 00 49 83 3e 00 0f 84 1e RSP: 0018:ffffc90003957938 EFLAGS: 00010806 RAX: 1ffffd1ffffffff9 RBX: ffffe8ffffc1f180 RCX: 8f0960d0bb22cb00 RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc1f180 RBP: 1ffffd1ffff83e31 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff5200072af24 R12: dffffc0000000000 R13: fffffffffffffe70 R14: ffffe8ffffffffc9 R15: ffffe8ffffc1f188 FS: 00005555575b1500(0000) GS:ffff88826c4fa000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffff91ffffffff9 CR3: 000000017140a000 CR4: 00000000003506f0 Call Trace: srcu_gp_start_if_needed+0x6df/0x11b0 kernel/rcu/srcutree.c:1318 __call_srcu kernel/rcu/srcutree.c:1391 [inline] __synchronize_srcu+0x2f5/0x390 kernel/rcu/srcutree.c:1443 bch2_fs_btree_iter_exit+0x3a7/0x430 fs/bcachefs/btree_iter.c:3750 __bch2_fs_free fs/bcachefs/super.c:617 [inline] bch2_fs_release+0x281/0x730 fs/bcachefs/super.c:667 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1f4/0x3d0 lib/kobject.c:737 deactivate_locked_super+0x97/0x100 fs/super.c:474 cleanup_mnt+0x1de/0x3d0 fs/namespace.c:1378 task_work_run+0x149/0x1e0 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xe0/0x100 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7effc4d87057 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007fff8c455648 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007effc4e0180c RCX: 00007effc4d87057 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff8c455700 RBP: 00007fff8c455700 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff8c456780 R13: 00007effc4e0180c R14: 00007fff8c4567c0 R15: 0000000000000025 Modules linked in: CR2: fffff91ffffffff9 ---[ end trace 0000000000000000 ]--- RIP: 0010:rcu_segcblist_restempty kernel/rcu/rcu_segcblist.h:105 [inline] RIP: 0010:rcu_segcblist_advance+0x69/0x3e0 kernel/rcu/rcu_segcblist.c:474 Code: 84 70 03 00 00 4c 8d 7b 08 4c 89 fd 48 c1 ed 03 42 80 7c 25 00 00 74 08 4c 89 ff e8 71 66 62 00 4d 8b 37 4c 89 f0 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 f7 e8 58 66 62 00 49 83 3e 00 0f 84 1e RSP: 0018:ffffc90003957938 EFLAGS: 00010806 RAX: 1ffffd1ffffffff9 RBX: ffffe8ffffc1f180 RCX: 8f0960d0bb22cb00 RDX: 0000000000000001 RSI: fffffffffffffe70 RDI: ffffe8ffffc1f180 RBP: 1ffffd1ffff83e31 R08: 0000000000000001 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff5200072af24 R12: dffffc0000000000 R13: fffffffffffffe70 R14: ffffe8ffffffffc9 R15: ffffe8ffffc1f188 FS: 00005555575b1500(0000) GS:ffff88826c4fa000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffff91ffffffff9 CR3: 000000017140a000 CR4: 00000000003506f0 ---------------- Code disassembly (best guess): 0: 84 70 03 test %dh,0x3(%rax) 3: 00 00 add %al,(%rax) 5: 4c 8d 7b 08 lea 0x8(%rbx),%r15 9: 4c 89 fd mov %r15,%rbp c: 48 c1 ed 03 shr $0x3,%rbp 10: 42 80 7c 25 00 00 cmpb $0x0,0x0(%rbp,%r12,1) 16: 74 08 je 0x20 18: 4c 89 ff mov %r15,%rdi 1b: e8 71 66 62 00 call 0x626691 20: 4d 8b 37 mov (%r15),%r14 23: 4c 89 f0 mov %r14,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 74 08 je 0x39 31: 4c 89 f7 mov %r14,%rdi 34: e8 58 66 62 00 call 0x626691 39: 49 83 3e 00 cmpq $0x0,(%r14) 3d: 0f .byte 0xf 3e: 84 1e test %bl,(%rsi)