ci2 starts bisection 2025-11-03 12:12:07.527045475 +0000 UTC m=+329249.852876272
bisecting fixing commit since a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87
building syzkaller on 7cbfbb3ab457b0a8ecf525a27a65a2078c5dcaa8
ensuring issue is reproducible on original commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87

testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: b0fecca2bb5d306c0af5757a91289d8b020fe79d17b845344b0b5e599fbb287f
run #0: crashed: BUG: Bad rss-counter state
run #1: crashed: BUG: unable to handle kernel paging request in srcu_gp_start_if_needed
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: INFO: rcu detected stall in corrupted
run #6: crashed: general protection fault in put_pwq_unlocked
run #7: crashed: WARNING: locking bug in rcu_pending_exit
run #8: crashed: WARNING in __srcu_check_read_flavor
run #9: crashed: INFO: task hung in synchronize_rcu
run #10: crashed: BUG: unable to handle kernel paging request in process_srcu
run #11: crashed: WARNING: locking bug in rcu_pending_exit
run #12: crashed: WARNING: locking bug in rcu_pending_exit
run #13: crashed: general protection fault in put_pwq_unlocked
run #14: crashed: BUG: unable to handle kernel paging request in process_srcu
run #15: crashed: INFO: task hung in synchronize_rcu
run #16: crashed: WARNING in __srcu_check_read_flavor
run #17: OK
run #18: OK
run #19: OK
representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP MEMORY_SAFETY_BUG WARNING]
check whether we can drop unnecessary instrumentation
disabling configs for [ubsan kasan atomic_sleep hang memleak], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: b867edf68c713b8f1e4c00d3fbcdc50cf01c3fefa713c1ab8769802980eb28d5
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 srcu_gp_start_if_needed
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_exit
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 bug reproduces without the instrumentation
disabling configs for [ubsan kasan atomic_sleep hang memleak], they are not needed
kconfig minimization: base=4109 full=8235 leaves diff=2163
split chunks (needed=false): <2163>
split chunk #0 of len 2163 into 5 parts
testing without sub-chunk 1/5
disabling configs for [kasan atomic_sleep hang memleak ubsan], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 3aa3d603cd7de99de1f618b5b19452cbf06467962e15b14d3ef799ba1c5a75be
all runs: OK
false negative chance: 0.000
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan kasan atomic_sleep], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: e6dcdcff2005e07ea1efc3e6be5e471f2e7cb680e2526e6926ea8cea4e313a14
run #0: crashed: BUG: Bad rss-counter state
run #1: crashed: WARNING: locking bug in rcu_pending_exit
run #2: crashed: WARNING: locking bug in rcu_pending_exit
run #3: crashed: general protection fault in put_pwq_unlocked
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_exit
run #7: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #8: crashed: WARNING in srcu_invoke_callbacks
run #9: OK
representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP UNKNOWN]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [kasan atomic_sleep hang memleak ubsan], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: f7e21685bb59311d492689bbe50e3e08bf52c0edb8388dcc837736a955577235
run #0: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
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: 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: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #9: crashed: WARNING: locking bug in rcu_pending_exit
representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [atomic_sleep hang memleak ubsan kasan], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 49856f3f290f4839c33700e4a8e347e0c81e0826edea7a003d4537c91009583a
run #0: crashed: WARNING: locking bug in rcu_pending_exit
run #1: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_pending_pcpu_dequeue
run #2: crashed: WARNING: locking bug in rcu_pending_exit
run #3: crashed: WARNING: locking bug in rcu_pending_exit
run #4: crashed: WARNING: locking bug in rcu_pending_exit
run #5: crashed: WARNING: locking bug in rcu_pending_exit
run #6: crashed: WARNING: locking bug in mempool_init_node
run #7: crashed: WARNING in __srcu_check_read_flavor
run #8: crashed: WARNING in __srcu_check_read_flavor
run #9: OK
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 kasan], they are not needed
testing commit a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 7120cc24e56e88533cf0e03bc679a2e7e0006b5e2b4bbe0c846990b8ed1dbb73
run #0: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #1: crashed: general protection fault in put_pwq_unlocked
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 srcu_gp_start_if_needed
run #6: crashed: BUG: workqueue lockup
run #7: crashed: WARNING: locking bug in rcu_pending_exit
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_pcpu_dequeue, types: [LOCKDEP]
the chunk can be dropped
minimized to 433 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_PTE_DEVMAP ARCH_HAS_USER_SHADOW_STACK ARCH_SUPPORTS_CFI_CLANG 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_AVX512 AS_GFNI AS_SHA1_NI AS_SHA256_NI AS_TPAUSE AS_VAES AS_VPCLMULQDQ 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_BLAKE2S_GENERIC 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 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 [ubsan kasan atomic_sleep hang memleak], they are not needed
testing current HEAD 6146a0f1dfae5d37442a9ddcba012add260bceb0
testing commit 6146a0f1dfae5d37442a9ddcba012add260bceb0 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 61b10f5613fa34e692c32b31882e6a0e11827a102fd3d0387d9afcb3ca73f743
all runs: OK
false negative chance: 0.000
# git bisect start 6146a0f1dfae5d37442a9ddcba012add260bceb0 a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87
Bisecting: 36534 revisions left to test after this (roughly 15 steps)
[1b98f357dadd6ea613a435fbaef1a5dd7b35fd21] Merge tag 'net-next-6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit 1b98f357dadd6ea613a435fbaef1a5dd7b35fd21 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 4895c105fb7f5109bbb89f2060ccf6354bd544878a84d7a9b36d77c9a7d4e535
run #0: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1007184525" "root@10.128.0.91:./syz-executor1007184525"]: exit status 255
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
false negative chance: 0.000
# git bisect bad 1b98f357dadd6ea613a435fbaef1a5dd7b35fd21
Bisecting: 17677 revisions left to test after this (roughly 14 steps)
[1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95] Merge tag 'net-next-6.15' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 8126eb1461c8adc1e60dbc49caa9b1936c9d59e482d809cb0a18138df67b22da
run #0: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #1: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #2: crashed: WARNING in __srcu_check_read_flavor
run #3: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #4: crashed: WARNING: locking bug in rcu_pending_exit
run #5: crashed: WARNING in __srcu_check_read_flavor
run #6: crashed: BUG: Bad rss-counter state
run #7: crashed: WARNING: locking bug in mempool_init_node
run #8: crashed: BUG: workqueue lockup
run #9: OK
representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP WARNING]
# git bisect good 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95
Bisecting: 8846 revisions left to test after this (roughly 13 steps)
[a16ebe51a6a55fdeee12f60fa8b31a740c6af029] Merge tag 'move-lib-kunit-v6.15-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit a16ebe51a6a55fdeee12f60fa8b31a740c6af029 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 31001c53802e8014fe3d4a21e766d588bfc970eb3e23c0a47a60eb92376b40ce
run #0: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #1: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #2: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #3: crashed: WARNING: locking bug in rcu_pending_exit
run #4: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #5: crashed: general protection fault in rcu_cblist_dequeue
run #6: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_pending_pcpu_dequeue
run #7: OK
run #8: OK
run #9: OK
representative crash: WARNING: locking bug in srcu_gp_start_if_needed, types: [LOCKDEP MEMORY_SAFETY_BUG DoS]
# git bisect good a16ebe51a6a55fdeee12f60fa8b31a740c6af029
Bisecting: 4437 revisions left to test after this (roughly 12 steps)
[5722a6cecfff3e381b96bbbd7e9b3911731e80d9] Merge tag 'spi-v6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit 5722a6cecfff3e381b96bbbd7e9b3911731e80d9 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 025b23f23207ae40eb20b32f1f5e27ece57433cc9ad14f60ec7eb4c8980079c5
run #0: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor323807096" "root@10.128.10.5:./syz-executor323807096"]: exit status 255
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
false negative chance: 0.000
# git bisect bad 5722a6cecfff3e381b96bbbd7e9b3911731e80d9
Bisecting: 2258 revisions left to test after this (roughly 11 steps)
[15d90a5e5524532b7456a24f4626cf28c1629c4c] Merge tag 'crc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux

determine whether the revision contains the guilty commit
revision a16ebe51a6a55fdeee12f60fa8b31a740c6af029 crashed and is reachable
testing commit 15d90a5e5524532b7456a24f4626cf28c1629c4c gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: c80ccb8ae643f30cde90222c9341c13a2b9a6539acb0ebbab17d0d71059a929f
run #0: crashed: WARNING: locking bug in rcu_pending_exit
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP]
unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10
# git bisect skip 15d90a5e5524532b7456a24f4626cf28c1629c4c
Bisecting: 2258 revisions left to test after this (roughly 11 steps)
[56b2b1fc907d3ec3e9d5c56539758847c596f31f] Merge tag 'x86-urgent-2025-05-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

determine whether the revision contains the guilty commit
revision 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95 crashed and is reachable
testing commit 56b2b1fc907d3ec3e9d5c56539758847c596f31f gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: cc63333c71216924d9f0f5d296c70ba3d475bf461908af256ea0e5a7f2138f21
run #0: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #1: crashed: general protection fault in put_pwq_unlocked
run #2: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #3: crashed: BUG: spinlock cpu recursion in rcu_pending_exit
run #4: crashed: WARNING in bch2_fs_btree_iter_exit
run #5: crashed: BUG: workqueue lockup
run #6: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #7: crashed: WARNING: locking bug in bch2_fs_btree_iter_exit
run #8: crashed: no output from test machine
run #9: crashed: WARNING: locking bug in srcu_gp_start_if_needed
representative crash: WARNING: locking bug in rcu_pending_pcpu_dequeue, types: [LOCKDEP UNKNOWN]
# git bisect good 56b2b1fc907d3ec3e9d5c56539758847c596f31f
Bisecting: 1706 revisions left to test after this (roughly 11 steps)
[3349ada3cffdbe4579872a004360daa31938f683] Merge tag 'powerpc-6.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

determine whether the revision contains the guilty commit
revision 15d90a5e5524532b7456a24f4626cf28c1629c4c crashed and is reachable
testing commit 3349ada3cffdbe4579872a004360daa31938f683 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: bed7624156fd50b2376dd373470257e1db79a526d1be9da1e073a62e24284975
all runs: OK
false negative chance: 0.000
# git bisect bad 3349ada3cffdbe4579872a004360daa31938f683
Bisecting: 852 revisions left to test after this (roughly 10 steps)
[a56d3133bd875d90ef3237f24e37b75b6d0326a9] Merge tag 'configfs-for-v6.16' of git://git.kernel.org/pub/scm/linux/kernel/git/a.hindborg/linux

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit a56d3133bd875d90ef3237f24e37b75b6d0326a9 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 412e479e15fe18bfe82cf0926e414155395a926b33e20e92f361ec712e63b399
run #0: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #1: crashed: general protection fault in bch2_fs_btree_iter_exit
run #2: crashed: WARNING: locking bug in rcu_pending_exit
run #3: crashed: BUG: Bad rss-counter state
run #4: crashed: WARNING: locking bug in rcu_pending_exit
run #5: crashed: WARNING in srcu_gp_start_if_needed
run #6: crashed: WARNING: locking bug in rcu_pending_exit
run #7: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #8: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2052337522" "root@10.128.1.216:./syz-executor2052337522"]: exit status 255
run #9: crashed: WARNING: locking bug in srcu_gp_start_if_needed
representative crash: WARNING: locking bug in srcu_gp_start_if_needed, types: [LOCKDEP DoS]
# git bisect good a56d3133bd875d90ef3237f24e37b75b6d0326a9
Bisecting: 465 revisions left to test after this (roughly 9 steps)
[2297554f01df6d3d4e98a3915c183ce3e491740a] x86/fpu: Fix irq_fpu_usable() to return false during CPU onlining

determine whether the revision contains the guilty commit
revision 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95 crashed and is reachable
testing commit 2297554f01df6d3d4e98a3915c183ce3e491740a gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: a53dc428352065b1fdd9ce66bb4ee65dd55fae40af7655640ff9a3814c7334d5
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in detach_timer
run #1: crashed: general protection fault in put_pwq_unlocked
run #2: crashed: BUG: unable to handle kernel NULL pointer dereference in rcu_pending_pcpu_dequeue
run #3: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #4: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #5: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #6: crashed: general protection fault in put_pwq_unlocked
run #7: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #8: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #9: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor1002983643" "root@10.128.10.39:./syz-executor1002983643"]: exit status 255
representative crash: WARNING: locking bug in srcu_gp_start_if_needed, types: [LOCKDEP NULL-POINTER-DEREFERENCE DoS]
# git bisect good 2297554f01df6d3d4e98a3915c183ce3e491740a
Bisecting: 222 revisions left to test after this (roughly 8 steps)
[522544fc71c27b4b432386c7919f71ecc79a3bfb] Merge tag 'bcachefs-2025-05-24' of git://evilpiepirate.org/bcachefs

determine whether the revision contains the guilty commit
revision 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95 crashed and is reachable
testing commit 522544fc71c27b4b432386c7919f71ecc79a3bfb gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 302123eaf2f552019701e884e72432bb417196f80ad6154a671be43ac153801f
run #0: infra problem: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc009b9ab40 0xc009b9ac30 0xc009b9acd0] Location: Message:The zone 'projects/syzkaller/zones/us-central1-c' does not have enough resources available to fulfill the request.  '(resource type:compute)'. ForceSendFields:[] NullFields:[]}
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
false negative chance: 0.000
# git bisect bad 522544fc71c27b4b432386c7919f71ecc79a3bfb
Bisecting: 120 revisions left to test after this (roughly 7 steps)
[84bd6afee121b9e9bcc26f88cb55e0ee5c7a8f56] bcachefs: inline bch2_ob_ptr()

determine whether the revision contains the guilty commit
revision a16ebe51a6a55fdeee12f60fa8b31a740c6af029 crashed and is reachable
testing commit 84bd6afee121b9e9bcc26f88cb55e0ee5c7a8f56 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: e4bea3c8161793a59bde1d81bde05e24e2c97ee10221495adf736c855564fea0
all runs: OK
false negative chance: 0.000
# git bisect bad 84bd6afee121b9e9bcc26f88cb55e0ee5c7a8f56
Bisecting: 60 revisions left to test after this (roughly 6 steps)
[0ca375b1779f22f703f956b22ea2bdbc69c247eb] bcachefs: BCH_MEMBER_RESIZE_ON_MOUNT

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit 0ca375b1779f22f703f956b22ea2bdbc69c247eb gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 947e27f5e631ccc4bc64d3c6d13fb7dbbdcb980f0ba789b2b55428b51112ab51
all runs: OK
false negative chance: 0.000
# git bisect bad 0ca375b1779f22f703f956b22ea2bdbc69c247eb
Bisecting: 29 revisions left to test after this (roughly 5 steps)
[0e790469bf3044022cb02025abdae775c9908ca8] bcachefs: early return for negative values when parsing BCH_OPT_UINT

determine whether the revision contains the guilty commit
revision 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95 crashed and is reachable
testing commit 0e790469bf3044022cb02025abdae775c9908ca8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 1d7ed107871cad4e5591fa0a77936daf103bff538c80a65e07ab78213fc7c0bf
all runs: OK
false negative chance: 0.000
# git bisect bad 0e790469bf3044022cb02025abdae775c9908ca8
Bisecting: 15 revisions left to test after this (roughly 4 steps)
[4d00e88d21d6369a2c5ff0fbdec82d418ef10230] bcachefs: alloc_request.usage

determine whether the revision contains the guilty commit
revision a0e3919a2df29b373b19a8fbd6e4c4c38fc10d87 crashed and is reachable
testing commit 4d00e88d21d6369a2c5ff0fbdec82d418ef10230 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 9aea137ff286f621951a3dfd7903fdce61fe22d87ce44a3706b841625c8aa4dd
run #0: crashed: general protection fault in put_pwq_unlocked
run #1: crashed: BUG: unable to handle kernel paging request in deactivate_slab
run #2: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #3: crashed: BUG: workqueue lockup
run #4: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #5: crashed: BUG: unable to handle kernel paging request in bch2_fs_btree_iter_exit
run #6: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #7: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor3644687193" "root@10.128.0.75:./syz-executor3644687193"]: exit status 255
run #8: basic kernel testing failed: failed to copy binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-v" "/tmp/syz-executor2973039052" "root@10.128.10.36:./syz-executor2973039052"]: exit status 255
run #9: OK
representative crash: BUG: unable to handle kernel paging request in deactivate_slab, types: [MEMORY_SAFETY_BUG LOCKDEP DoS]
# git bisect good 4d00e88d21d6369a2c5ff0fbdec82d418ef10230
Bisecting: 7 revisions left to test after this (roughly 3 steps)
[bcaea61adc1c19094cafbf0269fe99227b2ac89c] bcachefs: add missing include

determine whether the revision contains the guilty commit
revision 4d00e88d21d6369a2c5ff0fbdec82d418ef10230 crashed and is reachable
testing commit bcaea61adc1c19094cafbf0269fe99227b2ac89c gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 7f0ad7b5cfe22a8afc9b2bacad8b3db74fec6ffbcbc8b066d02bf4596fc2386f
run #0: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #1: crashed: kernel BUG in deactivate_slab
run #2: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #3: crashed: WARNING: locking bug in bch2_fs_btree_iter_exit
run #4: crashed: WARNING in __srcu_check_read_flavor
run #5: crashed: WARNING: locking bug in bch2_fs_btree_iter_exit
run #6: crashed: WARNING in srcu_invoke_callbacks
run #7: crashed: WARNING in srcu_invoke_callbacks
run #8: crashed: WARNING in try_check_zero
run #9: crashed: no output from test machine
representative crash: WARNING: locking bug in srcu_gp_start_if_needed, types: [LOCKDEP WARNING]
# git bisect good bcaea61adc1c19094cafbf0269fe99227b2ac89c
Bisecting: 3 revisions left to test after this (roughly 2 steps)
[31813dcf379d7fc513530e3a9cf7b60cd2aa2a9d] bcachefs: alphabetize init function calls

determine whether the revision contains the guilty commit
revision 4d00e88d21d6369a2c5ff0fbdec82d418ef10230 crashed and is reachable
testing commit 31813dcf379d7fc513530e3a9cf7b60cd2aa2a9d gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 1197b91bd8ea89fb68d7ff101c7cdf2a120db09b5cac0bb0e1d5d9e67dfabcac
run #0: crashed: BUG: unable to handle kernel paging request in bch2_fs_btree_iter_exit
run #1: crashed: WARNING in srcu_gp_start_if_needed
run #2: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #3: crashed: general protection fault in rcu_cblist_dequeue
run #4: crashed: no output from test machine
run #5: crashed: WARNING in srcu_invoke_callbacks
run #6: crashed: WARNING in srcu_invoke_callbacks
run #7: crashed: WARNING: locking bug in bch2_fs_btree_iter_exit
run #8: OK
run #9: OK
representative crash: WARNING in srcu_gp_start_if_needed, types: [WARNING MEMORY_SAFETY_BUG DoS]
# git bisect good 31813dcf379d7fc513530e3a9cf7b60cd2aa2a9d
Bisecting: 1 revision left to test after this (roughly 1 step)
[d4d71b58e5139afc5f9bda0139b99404eb216d8a] bcachefs: RO mounts now use less memory

determine whether the revision contains the guilty commit
revision 4d00e88d21d6369a2c5ff0fbdec82d418ef10230 crashed and is reachable
testing commit d4d71b58e5139afc5f9bda0139b99404eb216d8a gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 790ba85cde779ea85c931a1cbe8326ce6f92281c8316acde9f8f83f9e4f2915b
run #0: crashed: WARNING: locking bug in srcu_gp_start_if_needed
run #1: OK
run #2: OK
run #3: OK
run #4: OK
run #5: OK
run #6: OK
run #7: OK
run #8: OK
run #9: OK
representative crash: WARNING: locking bug in srcu_gp_start_if_needed, types: [LOCKDEP]
unable to determine the verdict: 9 good runs (wanted 5), for bad wanted 5 in total, got 10
# git bisect skip d4d71b58e5139afc5f9bda0139b99404eb216d8a
Bisecting: 1 revision left to test after this (roughly 1 step)
[3a2a0d08b225047ac1d2504059c45a5acf8072b8] bcachefs: move_data_phys: stats are not required

determine whether the revision contains the guilty commit
revision a16ebe51a6a55fdeee12f60fa8b31a740c6af029 crashed and is reachable
testing commit 3a2a0d08b225047ac1d2504059c45a5acf8072b8 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: b665edd184d0849cfac84fc6423ea822086499a7d112fb22415aaaa6ec53cef0
all runs: OK
false negative chance: 0.000
# git bisect bad 3a2a0d08b225047ac1d2504059c45a5acf8072b8
Bisecting: 1 revision left to test after this (roughly 1 step)
[a17e985be9831bf866795fe5e3da219d2061ce6c] bcachefs: Move various init code to _init_early()

determine whether the revision contains the guilty commit
revision a16ebe51a6a55fdeee12f60fa8b31a740c6af029 crashed and is reachable
testing commit a17e985be9831bf866795fe5e3da219d2061ce6c gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: f4c77c14ee3356d89c6d03e1694295733af673db5181c1d11ad4810575545d05
run #0: crashed: WARNING: locking bug in rcu_pending_exit
run #1: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #2: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #3: crashed: WARNING: locking bug in rcu_pending_pcpu_dequeue
run #4: crashed: BUG: spinlock cpu recursion in rcu_pending_exit
run #5: OK
run #6: crashed: BUG: unable to handle kernel paging request in rcu_segcblist_advance
run #7: OK
run #8: OK
run #9: OK
representative crash: WARNING: locking bug in rcu_pending_exit, types: [LOCKDEP MEMORY_SAFETY_BUG]
# git bisect good a17e985be9831bf866795fe5e3da219d2061ce6c
There are only 'skip'ped commits left to test.
The first bad commit could be any of:
d4d71b58e5139afc5f9bda0139b99404eb216d8a
3a2a0d08b225047ac1d2504059c45a5acf8072b8
We cannot bisect more!

accumulated error probability: 0.00
revisions tested: 27, total time: 7h23m36.138887465s (build: 1h58m46.924530944s, test: 5h0m10.755599041s)
bisection is inconclusive, the first good commit could be any of:
d4d71b58e5139afc5f9bda0139b99404eb216d8a
3a2a0d08b225047ac1d2504059c45a5acf8072b8