ci2 starts bisection 2025-05-31 13:04:23.558963212 +0000 UTC m=+249053.686840115
bisecting fixing commit since 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1
building syzkaller on f323435486123f331122c97cd8bd4183c89d4f05
ensuring issue is reproducible on original commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1

testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c43d41c55f68410c9b4c4e9f8654783ef4917380d2b9b5998acb1a36d2d5aa6a
run #0: crashed: BUG: soft lockup in sys_sendmsg
run #1: crashed: BUG: soft lockup in sys_sendmsg
run #2: crashed: BUG: soft lockup in sock_setsockopt
run #3: crashed: BUG: soft lockup in tipc_release
run #4: crashed: BUG: soft lockup in sock_setsockopt
run #5: crashed: BUG: soft lockup in sys_sendmsg
run #6: crashed: BUG: soft lockup in sock_setsockopt
run #7: crashed: BUG: soft lockup in sock_setsockopt
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
run #10: crashed: BUG: soft lockup in sock_setsockopt
run #11: crashed: BUG: soft lockup in sys_sendmsg
run #12: crashed: BUG: soft lockup in tipc_release
run #13: crashed: BUG: soft lockup in tipc_release
run #14: crashed: BUG: soft lockup in sock_setsockopt
run #15: crashed: BUG: soft lockup in sock_setsockopt
run #16: crashed: BUG: soft lockup in sock_setsockopt
run #17: crashed: BUG: soft lockup in sock_setsockopt
run #18: crashed: BUG: soft lockup in sock_setsockopt
run #19: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sys_sendmsg, 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 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4a5b3ebded8cac331e8497eb344520425bdcf0b1d015820c7086a845305aaf96
run #0: crashed: BUG: soft lockup in sys_sendmsg
run #1: crashed: BUG: soft lockup in sys_sendmsg
run #2: crashed: BUG: soft lockup in sock_setsockopt
run #3: crashed: BUG: soft lockup in sock_setsockopt
run #4: crashed: BUG: soft lockup in sock_setsockopt
run #5: crashed: BUG: soft lockup in sock_setsockopt
run #6: crashed: BUG: soft lockup in sys_sendmsg
run #7: crashed: BUG: soft lockup in sys_sendmsg
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sys_sendmsg, types: [HANG]
the bug reproduces without the instrumentation
disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
kconfig minimization: base=4788 full=6019 leaves diff=240
split chunks (needed=false): <240>
split chunk #0 of len 240 into 5 parts
testing without sub-chunk 1/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 9f3ead899a40af3cf50113b25023343a38a321485588fbb524b03d6b0ec75afe
run #0: crashed: BUG: soft lockup in sock_setsockopt
run #1: crashed: BUG: soft lockup in sys_sendmsg
run #2: crashed: BUG: soft lockup in sys_sendmsg
run #3: crashed: BUG: soft lockup in sock_setsockopt
run #4: crashed: BUG: soft lockup in sys_sendmsg
run #5: crashed: BUG: soft lockup in sys_sendmsg
run #6: crashed: BUG: soft lockup in sock_setsockopt
run #7: crashed: BUG: soft lockup in sys_sendmsg
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sock_setsockopt, types: [HANG]
the chunk can be dropped
testing without sub-chunk 2/5
disabling configs for [KASAN LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG], they are not needed
testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: c4872632cb931b2595be16a3965a74af69e8784b4fe067ca423eead801b6a4f6
run #0: crashed: BUG: soft lockup in sys_sendmsg
run #1: crashed: BUG: soft lockup in sys_sendmsg
run #2: crashed: BUG: soft lockup in sys_sendmsg
run #3: crashed: BUG: soft lockup in sock_setsockopt
run #4: crashed: BUG: soft lockup in sys_sendmsg
run #5: crashed: BUG: soft lockup in sock_setsockopt
run #6: crashed: BUG: soft lockup in sock_setsockopt
run #7: crashed: BUG: soft lockup in sock_setsockopt
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sys_sendmsg, types: [HANG]
the chunk can be dropped
testing without sub-chunk 3/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 8d63f4798f328ac906663a07447c5c6b6c4ac7cbd4b1b40bb68bec1bc6394327
run #0: crashed: BUG: soft lockup in sys_sendmsg
run #1: crashed: BUG: soft lockup in sys_sendmsg
run #2: crashed: BUG: soft lockup in sys_sendmsg
run #3: crashed: BUG: soft lockup in sys_sendmsg
run #4: crashed: BUG: soft lockup in tipc_release
run #5: crashed: BUG: soft lockup in sys_sendmsg
run #6: crashed: BUG: soft lockup in sock_setsockopt
run #7: crashed: BUG: soft lockup in tipc_release
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sys_sendmsg, types: [HANG]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed
testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 947fe2f05a4d24fdf68bcd7c8e301348d62fe8f2fee849dabec305139e73c678
run #0: crashed: BUG: soft lockup in sys_sendmsg
run #1: crashed: BUG: soft lockup in sock_setsockopt
run #2: crashed: BUG: soft lockup in sock_setsockopt
run #3: crashed: BUG: soft lockup in sys_sendmsg
run #4: crashed: BUG: soft lockup in sys_sendmsg
run #5: crashed: BUG: soft lockup in sock_setsockopt
run #6: crashed: BUG: soft lockup in sock_setsockopt
run #7: crashed: BUG: soft lockup in sock_setsockopt
run #8: crashed: BUG: soft lockup in sock_setsockopt
run #9: crashed: BUG: soft lockup in sock_setsockopt
representative crash: BUG: soft lockup in sys_sendmsg, types: [HANG]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP ATOMIC_SLEEP], they are not needed
testing commit 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
failed building 4e1bc8d8e8ae84440fa6a9b1b78164a39c5ed0e1: net/socket.c:1128: undefined reference to `wext_handle_ioctl'
net/socket.c:3397: undefined reference to `compat_wext_handle_ioctl'
net/core/net-procfs.c:346: undefined reference to `wext_proc_exit'
net/core/net-procfs.c:330: undefined reference to `wext_proc_init'
minimized to 48 configs; suspects: [HID_ZEROPLUS USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_DM9601 USB_NET_GL620A USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_X32 ZEROPLUS_FF]
disabling configs for [ATOMIC_SLEEP LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing current HEAD cf6ed0f1511dde4812a5a30a1450af323934dad9
testing commit cf6ed0f1511dde4812a5a30a1450af323934dad9 gcc
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 3c5b51c1f889e918ae8bfb4c615fa057dd0df016635b48b182b0d6e138dcc595
repro testing failure: failed to create VM pool: failed to create GCE image: failed to get create image operation operation-1748702820377-6366f9a6d2302-6dcedca7-2c136e6a: googleapi: Error 500: Authentication backend internal server error. Please retry., backendError
revisions tested: 7, total time: 1h42m50.027874559s (build: 31m10.735502853s, test: 1h9m44.182294865s)
error: repro testing failure: failed to create VM pool: failed to create GCE image: failed to get create image operation operation-1748702820377-6366f9a6d2302-6dcedca7-2c136e6a: googleapi: Error 500: Authentication backend internal server error. Please retry., backendError