ci2 starts bisection 2023-10-18 20:56:50.449359102 +0000 UTC m=+182602.423141549
bisecting fixing commit since 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95
building syzkaller on fbf0499acc828df26995835e51d83c3a0117e716
ensuring issue is reproducible on original commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95

testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0d0361806a289685f359d0950642d59f765bd0369a4e583e48f20a6d28e5ae78
run #0: crashed: KASAN: slab-out-of-bounds Write in pskb_expand_head
run #1: crashed: KASAN: use-after-free Write in pskb_expand_head
run #2: crashed: KASAN: use-after-free Write in pskb_expand_head
run #3: crashed: KASAN: use-after-free Write in pskb_expand_head
run #4: crashed: KASAN: use-after-free Write in pskb_expand_head
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
run #10: crashed: INFO: rcu detected stall in rtnl_newlink
run #11: crashed: INFO: rcu detected stall in rtnl_newlink
run #12: crashed: INFO: rcu detected stall in rtnl_newlink
run #13: crashed: INFO: rcu detected stall in rtnl_newlink
run #14: crashed: INFO: rcu detected stall in rtnl_newlink
run #15: crashed: INFO: rcu detected stall in rtnl_newlink
run #16: crashed: INFO: rcu detected stall in rtnl_newlink
run #17: crashed: INFO: rcu detected stall in rtnl_newlink
run #18: crashed: INFO: rcu detected stall in rtnl_newlink
run #19: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
check whether we can drop unnecessary instrumentation
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 14018e69c3cb308854694d1a112bbcf24bf2af83358227211d08eabf3a839620
all runs: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
the bug reproduces without the instrumentation
disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed
kconfig minimization: base=3703 full=7270 leaves diff=1979
split chunks (needed=false): <1979>
split chunk #0 of len 1979 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 561804d9ee95dacf44b8197f2c599bc21748498c28263227c4f924b31b049e68
all runs: OK
false negative chance: 0.000
testing without sub-chunk 2/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 37dd2e93f626d40929b9adb1ed1e7248410068219d2e70722754fa23d95e6b6f
all runs: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3b687b0e12ab75ee14eb2994bde2d661642b2da154553017abac66257979501c
run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in try_to_wake_up
run #1: crashed: INFO: rcu detected stall in rtnl_newlink
run #2: crashed: INFO: rcu detected stall in rtnl_newlink
run #3: crashed: INFO: rcu detected stall in rtnl_newlink
run #4: crashed: INFO: rcu detected stall in rtnl_newlink
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e9c2fc209ba8959695b8f2a4148a0cec62bcfe8988a4eb475fe86c0077090d97
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: INFO: rcu detected stall in rtnl_newlink
run #3: crashed: INFO: rcu detected stall in rtnl_newlink
run #4: crashed: INFO: rcu detected stall in rtnl_newlink
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [BUG KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN], they are not needed
testing commit 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c440fa5df585c227f8383d52d00dd28253fa8788aadfe09fced7d08cd01c40db
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: INFO: rcu detected stall in rtnl_newlink
run #3: crashed: INFO: rcu detected stall in rtnl_newlink
run #4: crashed: INFO: rcu detected stall in rtnl_newlink
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG]
the chunk can be dropped
minimized to 396 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_PLATFORM_PROFILE ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID ANDROID_BINDERFS ANDROID_BINDER_IPC AR5523 ARCH_ENABLE_MEMORY_HOTREMOVE ARCH_ENABLE_THP_MIGRATION ASHMEM ASM_MODVERSIONS ASN1_ENCODER ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATH10K ATH10K_CE ATH10K_PCI ATH10K_USB ATH11K ATH6KL ATH6KL_USB ATH9K ATH9K_AHB ATH9K_BTCOEX_SUPPORT ATH9K_CHANNEL_CONTEXT ATH9K_COMMON ATH9K_COMMON_DEBUG 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 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 BCMA BCMA_HOST_PCI_POSSIBLE BEFS_FS BFQ_CGROUP_DEBUG BFQ_GROUP_IOSCHED BFS_FS BIG_KEYS BLK_CGROUP BLK_CGROUP_IOCOST BLK_CGROUP_IOLATENCY BLK_CGROUP_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_BSGLIB BLK_DEV_CRYPTOLOOP BLK_DEV_FD BLK_DEV_INTEGRITY BLK_DEV_INTEGRITY_T10 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_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA BLK_RQ_ALLOC_TIME BLK_WBT BLK_WBT_MQ BONDING 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_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_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB BT_HCIBTUSB_BCM BT_HCIBTUSB_MTK 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_HIDP BT_HS BT_INTEL BT_LE BT_LEDS BT_MSFTEXT 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_USB2 CAN_GS_USB CAN_GW CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_PEAK_USB CAN_RAW CAN_SLCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_HAS_ZERO_CALL_USED_REGS 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 CGROUP_DEVICE CGROUP_HUGETLB CGROUP_NET_CLASSID CGROUP_NET_PRIO CGROUP_PERF CGROUP_RDMA CGROUP_WRITEBACK CHARGER_BQ24190 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 CLS_U32_MARK CLS_U32_PERF CMA CMA_SIZE_SEL_MBYTES 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 CRC4 CRC64 CRC7 CRC_ITU_T CRC_T10DIF 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_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_CFB CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CHACHA20_X86_64 CRYPTO_CRC32 CRYPTO_CRC32C_INTEL CRYPTO_CRC32_PCLMUL CRYPTO_CRCT10DIF CRYPTO_CRCT10DIF_PCLMUL CRYPTO_CRYPTD CRYPTO_CTS 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_ECB CRYPTO_ECC CRYPTO_ECDH CRYPTO_ECRDSA CRYPTO_ENGINE CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_GHASH_CLMUL_NI_INTEL 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_LIB_SM4 CRYPTO_LRW CRYPTO_MICHAEL_MIC CRYPTO_NHPOLY1305 CRYPTO_NHPOLY1305_AVX2 CRYPTO_NHPOLY1305_SSE2 CRYPTO_OFB CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_X86_64 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_SHA3 CRYPTO_SHA512_SSSE3 CRYPTO_SIMD CRYPTO_SM2 CRYPTO_SM3 CRYPTO_SM4 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_XTS CRYPTO_XXHASH CUSE CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_VADDR DAX DCB DEBUG_PREEMPT DEFAULT_PFIFO_FAST DEVICE_PRIVATE DEV_COREDUMP DEV_DAX DEV_PAGEMAP_OPS DIMLIB DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY DMA_CMA 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_BOCHS DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DP_AUX_CHARDEV DRM_GEM_SHMEM_HELPER DRM_I915 DRM_I915_CAPTURE_ERROR DRM_I915_COMPRESS_ERROR DRM_I915_USERPTR DRM_KMS_HELPER ENCRYPTED_KEYS EXTCON FSCACHE FUSE_FS GPIOLIB HAMRADIO HID_DRAGONRISE IIO INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISDN ISDN_CAPI LIBNVDIMM MAC80211 MAC80211_LEDS MEDIA_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MTD NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED PREEMPTION RFKILL SERIAL_DEV_BUS STAGING TCG_TPM TLS TLS_DEVICE TRANSPARENT_HUGEPAGE TRUSTED_KEYS USB_GADGET USB_PHY VLAN_8021Q WANT_COMPAT_NETLINK_MESSAGES WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH X86_X32 ZONE_DEVICE]
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
determining the merge base between 8a7f2a5c5aa1648edb4f2029c6ec33870afb7a95 and dd72f9c7e512da377074d47d990564959b772643
8bb7eca972ad531c9b149c0a51ab43a417385813/Linux 5.15 is a merge base, check if it has the bug
testing commit 8bb7eca972ad531c9b149c0a51ab43a417385813 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 999b8abf46dcc5142a3c5e31fbe6747b2c9852a28561194a6bb4889ebff5dc7d
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #3: crashed: INFO: rcu detected stall in rtnl_newlink
run #4: crashed: INFO: rcu detected stall in rtnl_newlink
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG UNKNOWN]
testing current HEAD dd72f9c7e512da377074d47d990564959b772643
testing commit dd72f9c7e512da377074d47d990564959b772643 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 323353d810a7e7348dc71827717f54537bb9115f09ddf62365de8691110db100
run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc000750fa0 0xc000751090 0xc000751130] 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 start dd72f9c7e512da377074d47d990564959b772643 8bb7eca972ad531c9b149c0a51ab43a417385813
Bisecting: 85978 revisions left to test after this (roughly 16 steps)
[11c747e5a1f908e9e3a868461ba9992e5396402a] Merge tag 'for-v6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 11c747e5a1f908e9e3a868461ba9992e5396402a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 95ddfb4c54bd4b278adb685ee15427f2fc9aff1945a97f1ed3c2413a03feb5c7
all runs: OK
false negative chance: 0.000
# git bisect bad 11c747e5a1f908e9e3a868461ba9992e5396402a
Bisecting: 42950 revisions left to test after this (roughly 15 steps)
[3312db01db06ace51bb4934e9de64da62fac3f38] Merge tag 'rpmsg-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 3312db01db06ace51bb4934e9de64da62fac3f38 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: bfee54c50cff35e9c116bcf7c2cce945e3e06c553f2ce52ff4e9749333440378
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #3: crashed: INFO: rcu detected stall in rtnl_newlink
run #4: crashed: INFO: rcu detected stall in rtnl_newlink
run #5: crashed: INFO: rcu detected stall in rtnl_newlink
run #6: crashed: INFO: rcu detected stall in rtnl_newlink
run #7: crashed: INFO: rcu detected stall in rtnl_newlink
run #8: crashed: INFO: rcu detected stall in rtnl_newlink
run #9: crashed: INFO: rcu detected stall in rtnl_newlink
representative crash: INFO: rcu detected stall in rtnl_newlink, types: [HANG UNKNOWN]
# git bisect good 3312db01db06ace51bb4934e9de64da62fac3f38
Bisecting: 21473 revisions left to test after this (roughly 14 steps)
[b349b1181d24af1c151134a3c39725e94a5619dd] Merge tag 'for-5.20/io_uring-2022-07-29' of git://git.kernel.dk/linux-block

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit b349b1181d24af1c151134a3c39725e94a5619dd gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 62e5f768dba9ee21bbfa22da9632df0ae6a69616df3a5970aa6978fdcbd93b2a
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #4: crashed: INFO: rcu detected stall in corrupted
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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good b349b1181d24af1c151134a3c39725e94a5619dd
Bisecting: 10671 revisions left to test after this (roughly 13 steps)
[607ca0f742b7d990b6efb3c3e7a52830f7e96419] Merge tag 'tty-6.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 607ca0f742b7d990b6efb3c3e7a52830f7e96419 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: dba77c1477def21ccb0ccde4112e36c256314cfdca287e634e1811dc9c842342
run #0: infra problem: create image operation failed: &{Code:ZONE_RESOURCE_POOL_EXHAUSTED_WITH_DETAILS ErrorDetails:[0xc0001ad630 0xc0001ad720 0xc0001ad7c0] 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: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #2: crashed: BUG: unable to handle kernel paging request in __alloc_skb
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 607ca0f742b7d990b6efb3c3e7a52830f7e96419
Bisecting: 5373 revisions left to test after this (roughly 12 steps)
[62c07983bef9d3e78e71189441e1a470f0d1e653] once: add DO_ONCE_SLOW() for sleepable contexts

determine whether the revision contains the guilty commit
revision 3312db01db06ace51bb4934e9de64da62fac3f38 crashed and is reachable
testing commit 62c07983bef9d3e78e71189441e1a470f0d1e653 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: af7c3e3877a9c82d5be3fec617c5e4a2c09d2be410643984105c193c630aee74
all runs: OK
false negative chance: 0.000
# git bisect bad 62c07983bef9d3e78e71189441e1a470f0d1e653
Bisecting: 2662 revisions left to test after this (roughly 11 steps)
[9fc18f6d56d5b79d527c17a8100a0965d18345cf] dma-mapping: mark dma_supported static

determine whether the revision contains the guilty commit
revision 607ca0f742b7d990b6efb3c3e7a52830f7e96419 crashed and is reachable
testing commit 9fc18f6d56d5b79d527c17a8100a0965d18345cf gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: e89e694dfb7caa358fb8d6bce86d4a01b68d60eb1dd41c2ff44bbbb8a2140184
all runs: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 9fc18f6d56d5b79d527c17a8100a0965d18345cf
Bisecting: 1540 revisions left to test after this (roughly 10 steps)
[f8b2cce430d92ec927915ba4bc8088fe99659dbc] net: phy: micrel: Fix double spaces inside lan8814_config_intr

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit f8b2cce430d92ec927915ba4bc8088fe99659dbc gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4e4f208ba218fb493aa9945fe12b41cfb628dd9922950586b5699ad2b55ccaae
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good f8b2cce430d92ec927915ba4bc8088fe99659dbc
Bisecting: 770 revisions left to test after this (roughly 10 steps)
[258e655c00734d2e4b5fd8ee2827f76cd0fe39c4] net/mlx5e: Make dma_info array dynamic in struct mlx5e_mpw_info

determine whether the revision contains the guilty commit
revision b349b1181d24af1c151134a3c39725e94a5619dd crashed and is reachable
testing commit 258e655c00734d2e4b5fd8ee2827f76cd0fe39c4 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 1370f3580364a0198553e129379d5a779cf938a87812a00b9361d47ab9070159
all runs: OK
false negative chance: 0.000
# git bisect bad 258e655c00734d2e4b5fd8ee2827f76cd0fe39c4
Bisecting: 397 revisions left to test after this (roughly 9 steps)
[129e7152184b0224f9ca3f91b870acc14c64e1fa] Merge tag 'efi-urgent-for-v6.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 129e7152184b0224f9ca3f91b870acc14c64e1fa gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8761364f05c5743292fc7c120d54638a084850bdc2a1897d33876499e939ddba
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: BUG: unable to handle kernel paging request in __alloc_skb
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 129e7152184b0224f9ca3f91b870acc14c64e1fa
Bisecting: 198 revisions left to test after this (roughly 8 steps)
[3c83431f079546d166ef3b0490d7b81753554ca7] net: lan966x: Add offload support for mqprio

determine whether the revision contains the guilty commit
revision 9fc18f6d56d5b79d527c17a8100a0965d18345cf crashed and is reachable
testing commit 3c83431f079546d166ef3b0490d7b81753554ca7 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 6b755c207621448b4fee5ae1b8e7e8c35043dd0f8d85793491ac3f6d3caa7a0a
all runs: OK
false negative chance: 0.000
# git bisect bad 3c83431f079546d166ef3b0490d7b81753554ca7
Bisecting: 99 revisions left to test after this (roughly 7 steps)
[504c25cb76a9cb805407f7701b25a1fbd48605fa] Merge tag 'net-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 504c25cb76a9cb805407f7701b25a1fbd48605fa gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d9330347601bf401d93bf6a0d365b5f279f2f702e232c4e621f4ba41445d6432
all runs: OK
false negative chance: 0.000
# git bisect bad 504c25cb76a9cb805407f7701b25a1fbd48605fa
Bisecting: 49 revisions left to test after this (roughly 6 steps)
[b07a9b26e2b1aa3711fd6935eccb08a463b1fb11] ipmr: Always call ip{,6}_mr_forward() from RCU read-side critical section

determine whether the revision contains the guilty commit
revision 3312db01db06ace51bb4934e9de64da62fac3f38 crashed and is reachable
testing commit b07a9b26e2b1aa3711fd6935eccb08a463b1fb11 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: feb1ba013610db11f21941f85ef13fcc2b60d28daf9a3b677f44fa7261821d7b
all runs: OK
false negative chance: 0.000
# git bisect bad b07a9b26e2b1aa3711fd6935eccb08a463b1fb11
Bisecting: 24 revisions left to test after this (roughly 5 steps)
[182447b12144b7be9b63a273d27c5a11bd54960a] mlxbf_gige: clear MDIO gateway lock after read

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 182447b12144b7be9b63a273d27c5a11bd54960a gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: cf2e1dd879382c317c26e9fd1084f958e2a975d28c4590677ea672ea2919cee2
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: INFO: rcu detected stall in corrupted
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 182447b12144b7be9b63a273d27c5a11bd54960a
Bisecting: 14 revisions left to test after this (roughly 4 steps)
[0ee513c773695e6fa6b615b24539f2a59c7c1f06] Merge tag 'batadv-net-pullrequest-20220916' of git://git.open-mesh.org/linux-merge

determine whether the revision contains the guilty commit
revision 3312db01db06ace51bb4934e9de64da62fac3f38 crashed and is reachable
testing commit 0ee513c773695e6fa6b615b24539f2a59c7c1f06 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b2c05f3cead7692feeb643af087c045df9dd0d40e31885265824f6ef7a17afcd
all runs: OK
false negative chance: 0.000
# git bisect bad 0ee513c773695e6fa6b615b24539f2a59c7c1f06
Bisecting: 5 revisions left to test after this (roughly 2 steps)
[5e69163d3b9931098922b3fc2f8e786af8c1f37e] net: ethernet: mtk_eth_soc: enable XDP support just for MT7986 SoC

determine whether the revision contains the guilty commit
revision 8bb7eca972ad531c9b149c0a51ab43a417385813 crashed and is reachable
testing commit 5e69163d3b9931098922b3fc2f8e786af8c1f37e gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: dbe394a2a0fd276a6094e510688ead6c73a303f130bad17585e19792daa80a26
run #0: crashed: invalid opcode in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 5e69163d3b9931098922b3fc2f8e786af8c1f37e
Bisecting: 2 revisions left to test after this (roughly 2 steps)
[f232af4295653afa4ade3230462b3be15ad16419] sfc: fix TX channel offset when using legacy interrupts

determine whether the revision contains the guilty commit
revision 5e69163d3b9931098922b3fc2f8e786af8c1f37e crashed and is reachable
testing commit f232af4295653afa4ade3230462b3be15ad16419 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3efe96fce4cda6e79ff3801678b90849c7b273b7a943bcf6875e4ae1844c7c98
all runs: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good f232af4295653afa4ade3230462b3be15ad16419
Bisecting: 1 revision left to test after this (roughly 1 step)
[b1cb8a71f1eaec4eb77051590f7f561f25b15e32] batman-adv: Fix hang up with small MTU hard-interface

determine whether the revision contains the guilty commit
revision b349b1181d24af1c151134a3c39725e94a5619dd crashed and is reachable
testing commit b1cb8a71f1eaec4eb77051590f7f561f25b15e32 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 96579a662c43fc152af7715ab9519a8a57c92dd4cb5b873e33199a208a7cb893
run #0: boot failed: can't ssh into the instance
run #1: boot failed: kernel panic: stack is corrupted in lock_acquire
run #2: boot failed: general protection fault in ipv6_sysctl_net_init
run #3: boot failed: general protection fault in __switch_to
run #4: boot failed: kernel panic: CRED: put_cred_rcu() sees ADDR with mag ADDR, put ADDR, usage NUM, subscr NUM
run #5: boot failed: can't ssh into the instance
run #6: boot failed: can't ssh into the instance
run #7: boot failed: general protection fault in rcu_core
run #8: boot failed: BUG: unable to handle kernel paging request in copy_process
run #9: boot failed: can't ssh into the instance
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
# git bisect skip b1cb8a71f1eaec4eb77051590f7f561f25b15e32
Bisecting: 1 revision left to test after this (roughly 1 step)
[0a242eb2913a4aa3d6fbdb86559f27628e9466f3] sfc: fix null pointer dereference in efx_hard_start_xmit

determine whether the revision contains the guilty commit
revision f232af4295653afa4ade3230462b3be15ad16419 crashed and is reachable
testing commit 0a242eb2913a4aa3d6fbdb86559f27628e9466f3 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4c4c023ef4589c922ce8a9e9faa3bf70c745b0f6415d5da77c54c96b27c5d31a
run #0: crashed: BUG: unable to handle kernel paging request in __alloc_skb
run #1: crashed: INFO: rcu detected stall in corrupted
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 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 corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
representative crash: INFO: rcu detected stall in corrupted, types: [HANG]
# git bisect good 0a242eb2913a4aa3d6fbdb86559f27628e9466f3
There are only 'skip'ped commits left to test.
The first bad commit could be any of:
b1cb8a71f1eaec4eb77051590f7f561f25b15e32
0ee513c773695e6fa6b615b24539f2a59c7c1f06
We cannot bisect more!

accumulated error probability: 0.00
revisions tested: 27, total time: 4h14m5.278264523s (build: 1h11m26.725130136s, test: 2h54m42.553203451s)
bisection is inconclusive, the first good commit could be any of:
b1cb8a71f1eaec4eb77051590f7f561f25b15e32
0ee513c773695e6fa6b615b24539f2a59c7c1f06