ci2 starts bisection 2024-09-20 22:40:42.564861407 +0000 UTC m=+101833.499929477
bisecting fixing commit since 14e468424d3edcf23167133d6ee2f3e3c6c5a022
building syzkaller on 21339d7b9986698282dce93709157dc36907fbf8
ensuring issue is reproducible on original commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022

testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 181bc4c8880e8b2a8e1b00ec443a59826e0b7fc04a874cb26ad7906656536865
run #0: crashed: WARNING in netdev_queue_update_kobjects
run #1: crashed: WARNING in device_remove_attrs
run #2: crashed: WARNING in device_remove_attrs
run #3: crashed: WARNING in bnep_session
run #4: crashed: WARNING in bnep_session
run #5: crashed: WARNING in netdev_queue_update_kobjects
run #6: crashed: WARNING in bnep_session
run #7: crashed: WARNING in netdev_queue_update_kobjects
run #8: crashed: WARNING in bnep_session
run #9: crashed: WARNING in netdev_queue_update_kobjects
run #10: crashed: WARNING in bnep_session
run #11: crashed: WARNING in device_remove_attrs
run #12: crashed: WARNING in bnep_session
run #13: crashed: WARNING in bnep_session
run #14: crashed: WARNING in bnep_session
run #15: crashed: WARNING in bnep_session
run #16: crashed: WARNING in bnep_session
run #17: crashed: WARNING in bnep_session
run #18: crashed: WARNING in bnep_session
run #19: crashed: WARNING in bnep_session
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
check whether we can drop unnecessary instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 54038c13bd3b6ef3004193c9e20e6e9f3a5a59a62791c0e2846a8ed27e063b8a
run #0: crashed: WARNING in netdev_queue_update_kobjects
run #1: crashed: WARNING in netdev_queue_update_kobjects
run #2: crashed: WARNING in netdev_queue_update_kobjects
run #3: crashed: WARNING in bnep_session
run #4: crashed: WARNING in netdev_queue_update_kobjects
run #5: crashed: WARNING in bnep_session
run #6: crashed: WARNING in bnep_session
run #7: crashed: WARNING in netdev_queue_update_kobjects
run #8: crashed: WARNING in bnep_session
run #9: crashed: WARNING in bnep_session
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
the bug reproduces without the instrumentation
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed
kconfig minimization: base=3706 full=7267 leaves diff=1977
split chunks (needed=false): <1977>
split chunk #0 of len 1977 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP HANG], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: d9aa36d5d431410d5ff922c806376ef0369f06bbd5648f7532a1d95d8aef75d1
all runs: OK
false negative chance: 0.000
testing without sub-chunk 2/5
disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN LOCKDEP], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 34d15ceeb99dc84501ba54c1557b34649acea6f078812554f6de88194f5482a2
run #0: crashed: WARNING in netdev_queue_update_kobjects
run #1: crashed: WARNING in netdev_queue_update_kobjects
run #2: crashed: WARNING in netdev_queue_update_kobjects
run #3: crashed: WARNING in netdev_queue_update_kobjects
run #4: crashed: WARNING in netdev_queue_update_kobjects
run #5: crashed: WARNING in netdev_queue_update_kobjects
run #6: crashed: WARNING in bnep_session
run #7: crashed: WARNING in netdev_queue_update_kobjects
run #8: crashed: WARNING in netdev_queue_update_kobjects
run #9: crashed: WARNING in netdev_queue_update_kobjects
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LOCKDEP ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 55bc52229586f16ed08b0bc432433c11daa47e094fcf92cd1f56eb681a80e600
run #0: crashed: WARNING in netdev_queue_update_kobjects
run #1: crashed: WARNING in netdev_queue_update_kobjects
run #2: crashed: WARNING in netdev_queue_update_kobjects
run #3: crashed: WARNING in netdev_queue_update_kobjects
run #4: crashed: WARNING in netdev_queue_update_kobjects
run #5: crashed: WARNING in bnep_session
run #6: crashed: WARNING in netdev_queue_update_kobjects
run #7: crashed: WARNING in netdev_queue_update_kobjects
run #8: crashed: WARNING in netdev_queue_update_kobjects
run #9: crashed: WARNING in netdev_queue_update_kobjects
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: ef007449ed9ce01ebde0e73e7e60c345e8358b7e2e8b29ece09f2b729f79281d
all runs: crashed: WARNING in netdev_queue_update_kobjects
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 14e468424d3edcf23167133d6ee2f3e3c6c5a022 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b2ba9523827625ed4de436075e4a837bda3f3d231f96e767dee06f332d81d8a8
run #0: crashed: WARNING in netdev_queue_update_kobjects
run #1: crashed: WARNING in netdev_queue_update_kobjects
run #2: crashed: WARNING in netdev_queue_update_kobjects
run #3: crashed: WARNING in netdev_queue_update_kobjects
run #4: crashed: WARNING in netdev_queue_update_kobjects
run #5: crashed: WARNING in netdev_queue_update_kobjects
run #6: crashed: WARNING in netdev_queue_update_kobjects
run #7: crashed: WARNING in bnep_session
run #8: crashed: WARNING in netdev_queue_update_kobjects
run #9: crashed: WARNING in bnep_session
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
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_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 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_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_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 DCA 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 DMA_ENGINE_RAID 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 DRM_MIPI_DSI DRM_PANEL 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 [HANG LEAK UBSAN KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
determining the merge base between 14e468424d3edcf23167133d6ee2f3e3c6c5a022 and baeb9a7d8b60b021d907127509c44507539c15e5
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: c45982e8a238f1510f229a41926ffa631fd73bf33e427bd26c23212802ef32d9
all runs: crashed: WARNING in netdev_queue_update_kobjects
representative crash: WARNING in netdev_queue_update_kobjects, types: [WARNING]
testing current HEAD baeb9a7d8b60b021d907127509c44507539c15e5
testing commit baeb9a7d8b60b021d907127509c44507539c15e5 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 0d9f8d5fe2667df9e7b330ac9526a934af4296719b790b9afe141c82754fb0e6
run #0: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #1: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #2: crashed: BUG: unable to handle kernel paging request in netdev_unregister_kobject
run #3: crashed: BUG: unable to handle kernel paging request in netdev_unregister_kobject
run #4: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #5: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #6: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #7: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
run #8: crashed: BUG: unable to handle kernel paging request in netdev_unregister_kobject
run #9: crashed: INFO: trying to register non-static key in netdev_unregister_kobject
representative crash: INFO: trying to register non-static key in netdev_unregister_kobject, types: [UNKNOWN]
crash still not fixed/happens on the oldest tested release
revisions tested: 9, total time: 1h40m52.466556179s (build: 41m3.201126898s, test: 55m37.470848909s)
crash still not fixed or there were kernel test errors
commit msg: Merge tag 'sched-rt-2024-09-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
crash: INFO: trying to register non-static key in netdev_unregister_kobject
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 3593 Comm: kbnepd bnep0 Not tainted 6.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:93 [inline]
 dump_stack_lvl+0x3e/0xe0 lib/dump_stack.c:119
 assign_lock_key+0x134/0x150 kernel/locking/lockdep.c:981
 register_lock_class+0xca/0x300 kernel/locking/lockdep.c:1295
 __lock_acquire+0x5d/0x640 kernel/locking/lockdep.c:5074
 lock_acquire+0xef/0x250 kernel/locking/lockdep.c:5822
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x2f/0x40 kernel/locking/spinlock.c:170
 spin_lock_irq include/linux/spinlock.h:376 [inline]
 pm_runtime_set_memalloc_noio+0x9a/0xe0 drivers/base/power/runtime.c:228
 netdev_unregister_kobject+0x77/0x90 net/core/net-sysfs.c:2109
 unregister_netdevice_many_notify+0x8ae/0xb50 net/core/dev.c:11433
 unregister_netdevice_many net/core/dev.c:11461 [inline]
 unregister_netdevice_queue net/core/dev.c:11335 [inline]
 unregister_netdevice include/linux/netdevice.h:3118 [inline]
 unregister_netdev+0x7d/0xd0 net/core/dev.c:11479
 bnep_session+0x839/0x8e0 net/bluetooth/bnep/core.c:525
 kthread+0xf5/0x110 kernel/kthread.c:389
 ret_from_fork+0x32/0x40 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>