ci2 starts bisection 2025-10-24 14:37:31.662976123 +0000 UTC m=+161110.480354114
bisecting fixing commit since 535ec20c50273d81b2cc7985fed2108dee0e65d7
building syzkaller on d34966d146f584d390b49f213d1fccd59548dc6d
ensuring issue is reproducible on original commit 535ec20c50273d81b2cc7985fed2108dee0e65d7

testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 457af9fc15ca0253f532b3309e21d5b20ccdf53b776b71f78df241aa10e7c83a
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
check whether we can drop unnecessary instrumentation
disabling configs for [locking hang memleak ubsan bug_or_warning kasan], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: c7ea7157a8f080a15ddd86e38bd38886574abdb721ed387a1bdb4d1421cb069a
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
the bug reproduces without the instrumentation
disabling configs for [kasan locking hang memleak ubsan bug_or_warning], they are not needed
kconfig minimization: base=7505 full=9711 leaves diff=1997
split chunks (needed=false): <1997>
split chunk #0 of len 1997 into 5 parts
testing without sub-chunk 1/5
disabling configs for [locking hang memleak ubsan bug_or_warning kasan], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: d13a0ce72f899fc6064c89214f87f7924481b6875a2a710228564549d4b6e2c2
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-executor3078331099" "root@10.128.1.211:./syz-executor3078331099"]: exit status 255
run #1: 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-executor799415209" "root@10.128.0.77:./syz-executor799415209"]: exit status 255
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
testing without sub-chunk 2/5
disabling configs for [hang memleak ubsan bug_or_warning kasan locking], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 94a168846d7b7a57f470aed3aaf23ae7d3891f9eebf0b5b8406687dcce3611bd
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [memleak ubsan bug_or_warning kasan locking hang], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: d4b4b134eaed8cd5fd6c97df4fdfac005948b29a0effb2a323b12b6174875c24
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [kasan locking hang memleak ubsan bug_or_warning], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: f147de2a55a79129222124c64dda5aa58f69f242dee5945bd29d203d3f116721
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [hang memleak ubsan bug_or_warning kasan locking], they are not needed
testing commit 535ec20c50273d81b2cc7985fed2108dee0e65d7 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 4c5a87c095dc5cd509908d18f45427f2a888ab30befeeeb7a9c0f8d676eb551e
all runs: crashed: BUG: sleeping function called from invalid context in lock_sock_nested
representative crash: BUG: sleeping function called from invalid context in lock_sock_nested, types: [ATOMIC_SLEEP]
the chunk can be dropped
minimized to 400 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_DOCK ADFS_FS AFFS_FS AFS_FS AFS_FSCACHE AF_KCM AF_RXRPC AF_RXRPC_IPV6 AIX_PARTITION AMIGA_PARTITION ANDROID_BINDERFS ANDROID_BINDER_IPC ANON_VMA_NAME APPLE_MFI_FASTCHARGE AR5523 ASM_MODVERSIONS ASYNC_CORE ASYNC_MEMCPY ASYNC_PQ ASYNC_RAID6_RECOV ASYNC_TX_DMA ASYNC_XOR ATARI_PARTITION ATA_GENERIC ATA_OVER_ETH ATA_PIIX ATH10K ATH10K_CE ATH10K_PCI ATH10K_SNOC ATH10K_USB ATH11K ATH11K_AHB ATH11K_PCI 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 AX25 AX25_DAMA_SLAVE 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 BINFMT_MISC BLK_CGROUP_IOCOST BLK_CGROUP_IOLATENCY BLK_CGROUP_RWSTAT BLK_DEBUG_FS_ZONED BLK_DEV_NULL_BLK BLK_DEV_NULL_BLK_FAULT_INJECTION BLK_DEV_RAM BLK_DEV_RNBD BLK_DEV_RNBD_CLIENT BLK_DEV_SR BLK_DEV_THROTTLING BLK_DEV_ZONED BLK_ICQ BLK_INLINE_ENCRYPTION BLK_INLINE_ENCRYPTION_FALLBACK BLK_MQ_RDMA BLK_RQ_ALLOC_TIME BLK_WBT BLK_WBT_MQ BONDING BPF_JIT_ALWAYS_ON BPF_STREAM_PARSER BPQETHER 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_MRP BRIDGE_NF_EBTABLES BSD_DISKLABEL BTRFS_ASSERT BTRFS_FS_REF_VERIFY BT_6LOWPAN BT_ATH3K BT_BNEP BT_BNEP_MC_FILTER BT_BNEP_PROTO_FILTER BT_CMTP BT_HCIBCM203X BT_HCIBFUSB BT_HCIBPA10X BT_HCIBTUSB_AUTOSUSPEND BT_HCIBTUSB_MTK BT_HCIUART_3WIRE BT_HCIUART_AG6XX BT_HCIUART_BCSP BT_HCIVHCI BT_HS BT_LE BT_MSFTEXT BT_MTK BT_RFCOMM BT_RFCOMM_TTY CACHEFILES CAIF CAIF_DEBUG CAIF_DRIVERS CAIF_NETDEV CAIF_TTY CAIF_USB CAIF_VIRTIO CAN_8DEV_USB CAN_EMS_USB CAN_ESD_USB CAN_ETAS_ES58X CAN_GS_USB CAN_IFI_CANFD CAN_ISOTP CAN_J1939 CAN_KVASER_USB CAN_MCBA_USB CAN_PEAK_USB CAN_SLCAN CAN_UCAN CAN_VCAN CAN_VXCAN CAPI_TRACE CARL9170 CARL9170_HWRNG CARL9170_LEDS CARL9170_WPC CC_HAS_AUTO_VAR_INIT_ZERO_ENABLER CDROM CEC_CORE CEC_NOTIFIER 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_NET_CLASSID CGROUP_NET_PRIO CGROUP_RDMA CHARGER_BQ24190 CHARGER_ISP1704 CHECKPOINT_RESTORE CHECK_SIGNATURE CHR_DEV_SG 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 CMDLINE_PARTITION COMEDI COMEDI_DT9812 COMEDI_NI_USB6501 COMEDI_USBDUX COMEDI_USBDUXFAST COMEDI_USBDUXSIGMA COMEDI_USB_DRIVERS COMEDI_VMK80XX COMPAT_NETLINK_MESSAGES CONNECTOR COUNTER CPU_FREQ_DEFAULT_GOV_USERSPACE CRAMFS CRAMFS_BLOCKDEV CRAMFS_MTD CRC4 CRYPTO_ADIANTUM CRYPTO_AEGIS128 CRYPTO_AES_ARM64 CRYPTO_AES_TI CRYPTO_ANUBIS CRYPTO_ARC4 CRYPTO_ARCH_HAVE_LIB_POLY1305 CRYPTO_ARIA CRYPTO_BLOWFISH CRYPTO_BLOWFISH_COMMON CRYPTO_CAMELLIA CRYPTO_CHACHA20 CRYPTO_CHACHA20POLY1305 CRYPTO_CRC32 CRYPTO_CTS CRYPTO_DEV_CCP CRYPTO_DEV_CCP_DD CRYPTO_DEV_VIRTIO CRYPTO_DRBG_CTR CRYPTO_DRBG_HASH CRYPTO_ECRDSA CRYPTO_ESSIV CRYPTO_FCRYPT CRYPTO_HCTR2 CRYPTO_KDF800108_CTR CRYPTO_KEYWRAP CRYPTO_KHAZAD CRYPTO_LIB_ARC4 CRYPTO_LIB_CHACHA CRYPTO_LIB_CHACHA20POLY1305 CRYPTO_LIB_CURVE25519 CRYPTO_LIB_POLY1305 CRYPTO_LIB_POLY1305_GENERIC CRYPTO_LRW CRYPTO_NHPOLY1305 CRYPTO_PCBC CRYPTO_PCRYPT CRYPTO_POLY1305 CRYPTO_POLY1305_NEON CRYPTO_POLYVAL CRYPTO_RMD160 CRYPTO_SEED CRYPTO_SEQIV CRYPTO_SM2 CRYPTO_SM4_ARM64_CE CRYPTO_SM4_ARM64_CE_BLK CRYPTO_SM4_ARM64_NEON_BLK CRYPTO_STREEBOG CRYPTO_TEA CRYPTO_TWOFISH CRYPTO_TWOFISH_COMMON CRYPTO_USER CRYPTO_USER_API_AEAD CRYPTO_USER_API_HASH CRYPTO_USER_API_SKCIPHER CRYPTO_VMAC CRYPTO_WP512 CRYPTO_XCBC CRYPTO_XCTR CYPRESS_FIRMWARE DAMON DAMON_DBGFS DAMON_PADDR DAMON_RECLAIM DAMON_VADDR DAX DCB DEFAULT_CUBIC DEFAULT_PFIFO_FAST DEVICE_MIGRATION DEVICE_PRIVATE DLN2_ADC DMABUF_HEAPS DMABUF_HEAPS_CMA DMABUF_HEAPS_SYSTEM DMABUF_MOVE_NOTIFY 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_ANALOGIX_DP DRM_BOCHS DRM_BRIDGE DRM_CDNS_MHDP8546 DRM_CDNS_MHDP8546_J721E DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_CONNECTOR DRM_DISPLAY_DP_HELPER DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_DP_AUX_BUS DRM_DW_HDMI DRM_DW_HDMI_AHB_AUDIO DRM_DW_HDMI_CEC DRM_DW_HDMI_I2S_AUDIO DRM_DW_MIPI_DSI DRM_ETNAVIV DRM_ETNAVIV_THERMAL DRM_EXYNOS DRM_EXYNOS5433_DECON DRM_EXYNOS7_DECON DRM_EXYNOS_DSI DRM_EXYNOS_HDMI DRM_EXYNOS_MIC DRM_FBDEV_EMULATION DRM_GEM_DMA_HELPER DRM_GEM_SHMEM_HELPER DRM_GM12U320 DRM_GUD DRM_HDLCD DRM_HISI_HIBMC DRM_HISI_KIRIN DRM_I2C_ADV7511 DRM_I2C_ADV7511_AUDIO DRM_I2C_ADV7511_CEC DRM_I2C_CH7006 DRM_I2C_NXP_TDA998X DRM_I2C_SIL164 DRM_IMX_DCSS DRM_KMS_HELPER DRM_KOMEDA DRM_LEGACY DRM_LIMA DRM_LONTIUM_LT8912B DRM_LONTIUM_LT9611 DRM_LONTIUM_LT9611UXC DRM_MALI_DISPLAY DRM_MEDIATEK DRM_MEDIATEK_HDMI DRM_MESON DRM_MESON_DW_HDMI DRM_MIPI_DSI DRM_MSM DRM_MSM_DP DRM_MSM_DPU DRM_MSM_DSI DRM_MSM_DSI_10NM_PHY DRM_MSM_DSI_14NM_PHY DRM_MSM_DSI_20NM_PHY DRM_MSM_DSI_28NM_8960_PHY DRM_MSM_DSI_28NM_PHY DRM_MSM_DSI_7NM_PHY DRM_MSM_GPU_STATE DRM_MSM_HDMI DRM_MSM_HDMI_HDCP DRM_MSM_MDP4 DRM_MSM_MDP5 DRM_MSM_MDSS DRM_MXS DRM_MXSFB DRM_NOMODESET DRM_NOUVEAU DRM_NOUVEAU_BACKLIGHT DRM_NWL_MIPI_DSI DRM_PANEL DRM_PANEL_BOE_TV101WUM_NL6 DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_LVDS DRM_PANEL_MANTIX_MLAF057WE51 DRM_PANEL_RAYDIUM_RM67191 DRM_PANEL_SIMPLE DRM_PANEL_SITRONIX_ST7703 DRM_PANEL_TRULY_NT35597_WQXGA DRM_PANFROST DRM_PARADE_PS8640 DRM_PL111 DRM_RCAR_CMM DRM_RCAR_DU DRM_RCAR_DW_HDMI DRM_RCAR_LVDS DRM_RCAR_MIPI_DSI DRM_RCAR_USE_CMM DRM_RCAR_USE_LVDS DRM_RCAR_USE_MIPI_DSI DRM_RCAR_VSP DRM_RCAR_WRITEBACK DRM_SCHED DRM_SII902X DRM_SIMPLEDRM DRM_SIMPLE_BRIDGE DRM_SUN4I DRM_SUN6I_DSI DRM_SUN8I_DW_HDMI DRM_SUN8I_MIXER DRM_SUN8I_TCON_TOP DRM_TEGRA DRM_THINE_THC63LVD1024 DRM_TIDSS DRM_TI_SN65DSI86 DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_V3D DRM_VC4 DRM_VGEM DRM_VIRTIO_GPU DRM_VKMS ENCRYPTED_KEYS FSCACHE HAMRADIO HID_DRAGONRISE INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_RTRS_CLIENT IOSCHED_BFQ ISDN ISDN_CAPI MAC80211 MAC80211_LEDS MFD_DLN2 NET_CLS_U32 NET_SCH_DEFAULT PARTITION_ADVANCED RFKILL SND SND_SOC SOUND TCP_CONG_ADVANCED TLS TLS_DEVICE TRUSTED_KEYS WEXT_CORE WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ATH ZONE_DEVICE]
disabling configs for [hang memleak ubsan bug_or_warning kasan locking], they are not needed
determining the merge base between 535ec20c50273d81b2cc7985fed2108dee0e65d7 and 6fab32bb6508abbb8b7b1c5498e44f0c32320ed5
830b3c68c1fb1e9176028d02ef86f3cf76aa2476/Linux 6.1 is a merge base, check if it has the bug
testing commit 830b3c68c1fb1e9176028d02ef86f3cf76aa2476 gcc
compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
kernel signature: 7069f769c9d18df1861b5a8e5b37ab09f554ea35c0be7a94376d76041ed792a6
all runs: basic kernel testing failed: BUG: ADDR [#NUM] PREEMPT SMP
unable to determine the verdict: 0 good runs (wanted 5), for bad wanted 5 in total, got 0
reproducer does not crash the merge base, so there's no known bad commit
revisions tested: 8, total time: 1h34m36.276136501s (build: 50m28.760461347s, test: 39m56.225837429s)
crash still not fixed or there were kernel test errors
commit msg: Linux 6.1