ci2 starts bisection 2024-05-17 22:20:01.761088328 +0000 UTC m=+37380.708633282 bisecting fixing commit since 347385861c50adc8d4801d4b899eded38a2f04cd building syzkaller on f323435486123f331122c97cd8bd4183c89d4f05 ensuring issue is reproducible on original commit 347385861c50adc8d4801d4b899eded38a2f04cd testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 5504ef353d53824767a933f4c5ab7de42661c486221233132a333581cf8c57cd run #0: crashed: WARNING in validate_chain run #1: crashed: possible deadlock in scheduler_tick run #2: crashed: possible deadlock in swake_up_one run #3: crashed: WARNING in sock_map_delete_elem run #4: crashed: WARNING in validate_chain run #5: crashed: BUG: using __this_cpu_add() in preemptible code in graph_lock run #6: crashed: possible deadlock in scheduler_tick run #7: crashed: INFO: rcu detected stall in corrupted run #8: crashed: WARNING in sock_map_delete_elem run #9: crashed: INFO: rcu detected stall in corrupted run #10: crashed: WARNING in validate_chain run #11: crashed: INFO: rcu detected stall in corrupted run #12: crashed: INFO: rcu detected stall in corrupted run #13: crashed: INFO: rcu detected stall in corrupted run #14: crashed: INFO: rcu detected stall in corrupted run #15: crashed: INFO: rcu detected stall in corrupted run #16: crashed: INFO: rcu detected stall in corrupted run #17: crashed: INFO: rcu detected stall in corrupted run #18: crashed: no output from test machine run #19: crashed: no output from test machine representative crash: WARNING in validate_chain, types: [WARNING LOCKDEP UNKNOWN] check whether we can drop unnecessary instrumentation disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 143bc82804b56c5c1149982940efa426240541a1ab269b9e019864bdc971402a run #0: crashed: WARNING in sock_map_delete_elem run #1: crashed: WARNING in put_cpu_partial run #2: crashed: WARNING in __schedule run #3: crashed: WARNING in process_one_work run #4: crashed: no output from test machine run #5: crashed: no output from test machine run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: no output from test machine, types: [UNKNOWN WARNING] the bug reproduces without the instrumentation disabling configs for [KASAN ATOMIC_SLEEP HANG LEAK UBSAN], they are not needed kconfig minimization: base=3820 full=7454 leaves diff=1989 split chunks (needed=false): <1989> split chunk #0 of len 1989 into 5 parts testing without sub-chunk 1/5 disabling configs for [UBSAN KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: e2553ae38964ee85c5073384f4d8d86e377e78c70fb949b5ec2f7221a2a9f798 run #0: crashed: WARNING in __mod_timer run #1: crashed: WARNING in kvfree_call_rcu run #2: crashed: WARNING in sk_prot_alloc run #3: crashed: WARNING in __schedule run #4: crashed: WARNING in ieee80211_link_use_channel run #5: crashed: WARNING in sock_map_delete_elem run #6: crashed: WARNING in wg_index_hashtable_insert run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: WARNING in __mod_timer, types: [WARNING UNKNOWN] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [UBSAN KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 8e83aa25b15e19a29726c42224803180b9e163e6c249c7d4dc5f120b2f191b08 run #0: crashed: BUG: using __this_cpu_add() in preemptible code in corrupted run #1: crashed: WARNING in sock_map_delete_elem run #2: crashed: possible deadlock in scheduler_tick run #3: crashed: WARNING in call_rcu run #4: crashed: WARNING in sock_map_delete_elem run #5: crashed: possible deadlock in hrtimer_run_queues run #6: crashed: no output from test machine run #7: crashed: no output from test machine run #8: crashed: no output from test machine run #9: crashed: no output from test machine representative crash: BUG: using __this_cpu_add() in preemptible code in corrupted, types: [UNKNOWN WARNING] the chunk can be dropped testing without sub-chunk 3/5 disabling configs for [UBSAN KASAN ATOMIC_SLEEP HANG LEAK], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4ec47ffd2e032508061e29ddb1ca9398a5c0d63b8964e1d45422237154e49a80 run #0: crashed: possible deadlock in scheduler_tick run #1: crashed: possible deadlock in scheduler_tick run #2: crashed: possible deadlock in scheduler_tick run #3: crashed: WARNING in ktime_get_coarse_with_offset run #4: crashed: WARNING in sock_map_delete_elem run #5: crashed: WARNING in sock_map_delete_elem run #6: crashed: WARNING in __schedule run #7: crashed: possible deadlock in scheduler_tick run #8: crashed: WARNING in call_rcu run #9: crashed: BUG: using __this_cpu_add() in preemptible code in graph_lock representative crash: WARNING in ktime_get_coarse_with_offset, types: [WARNING LOCKDEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN KASAN ATOMIC_SLEEP], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 59d143dae56a449a15e00d5141c6a6f174e9ac24e2d3f09f7fbb885421cdbe31 run #0: crashed: WARNING in wg_noise_handshake_begin_session run #1: crashed: WARNING in try_to_wake_up run #2: crashed: possible deadlock in scheduler_tick run #3: crashed: possible deadlock in scheduler_tick run #4: crashed: possible deadlock in rcu_report_exp_cpu_mult run #5: crashed: WARNING in sock_map_delete_elem run #6: crashed: WARNING in sock_map_delete_elem run #7: crashed: WARNING in sock_map_delete_elem run #8: crashed: possible deadlock in scheduler_tick run #9: crashed: WARNING in sock_map_delete_elem representative crash: WARNING in wg_noise_handshake_begin_session, types: [WARNING LOCKDEP] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [HANG LEAK UBSAN KASAN ATOMIC_SLEEP], they are not needed testing commit 347385861c50adc8d4801d4b899eded38a2f04cd gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 473ee512297ea7cea4489839f1d2fe2e41e554a41cd3de0412cd7bde25d1790b all runs: OK false negative chance: 0.000 minimized to 397 configs; suspects: [ARCH_ENABLE_MEMORY_HOTREMOVE ATM BCMA BLK_DEV_ZONED BPF_SYSCALL CARDBUS CFG80211 CFG80211_WEXT CMA COMMON_CLK CONTIG_ALLOC CRYPTO_842 CRYPTO_LZ4 CRYPTO_LZ4HC CRYPTO_LZO CRYPTO_ZSTD DVB_CORE EXTCON FB GPIOLIB HID_ZEROPLUS I2C_MUX IIO IRQ_REMAP KVM KVM_INTEL LIBNVDIMM MEDIA_ANALOG_TV_SUPPORT MEDIA_CAMERA_SUPPORT MEDIA_CEC_SUPPORT MEDIA_CONTROLLER MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_VIPERBOARD PARPORT PCCARD PCMCIA PHONET RADIO_ADAPTERS RADIO_SI470X RADIO_SI4713 RC_CORE RFKILL SND SOUND SPI SSB TAP TARGET_CORE TUN USB_AMD5536UDC USB_ATM USB_CONFIGFS USB_CONFIGFS_F_PRINTER USB_CONFIGFS_F_TCM USB_CONFIGFS_F_UAC1 USB_CONFIGFS_F_UAC1_LEGACY USB_CONFIGFS_F_UAC2 USB_CONFIGFS_F_UVC USB_CONFIGFS_MASS_STORAGE USB_CONFIGFS_NCM USB_CONFIGFS_OBEX USB_CONFIGFS_PHONET USB_CONFIGFS_RNDIS USB_CONFIGFS_SERIAL USB_CXACRU USB_CYPRESS_CY7C63 USB_CYTHERM USB_DSBR USB_DUMMY_HCD USB_DWC2 USB_DWC2_HOST USB_DWC2_PCI USB_DWC3 USB_DWC3_GADGET USB_DWC3_OF_SIMPLE USB_DWC3_PCI USB_DWC3_ULPI USB_DYNAMIC_MINORS USB_EG20T USB_EHCI_HCD_PLATFORM USB_EHCI_ROOT_HUB_TT USB_EHSET_TEST_FIXTURE USB_EMI26 USB_EMI62 USB_EPSON2888 USB_EZUSB_FX2 USB_FEW_INIT_RETRIES USB_FOTG210_HCD USB_FOTG210_UDC USB_FTDI_ELAN USB_F_ACM USB_F_ECM USB_F_EEM USB_F_FS USB_F_HID USB_F_MASS_STORAGE USB_F_MIDI USB_F_NCM USB_F_OBEX USB_F_PHONET USB_F_PRINTER USB_F_RNDIS USB_F_SERIAL USB_F_SS_LB USB_F_SUBSET USB_F_TCM USB_F_UAC1 USB_F_UAC1_LEGACY USB_F_UAC2 USB_F_UVC USB_GADGET USB_GADGETFS USB_GADGET_DEBUG_FILES USB_GADGET_DEBUG_FS USB_GL860 USB_GOKU USB_GPIO_VBUS USB_GR_UDC USB_GSPCA USB_GSPCA_BENQ USB_GSPCA_CONEX USB_GSPCA_CPIA1 USB_GSPCA_DTCS033 USB_GSPCA_ETOMS USB_GSPCA_FINEPIX USB_GSPCA_JEILINJ USB_GSPCA_JL2005BCD USB_GSPCA_KINECT USB_GSPCA_KONICA USB_GSPCA_MARS 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USB_SERIAL_CYBERJACK USB_SERIAL_CYPRESS_M8 USB_SERIAL_DEBUG USB_SERIAL_DIGI_ACCELEPORT USB_SERIAL_EDGEPORT USB_SERIAL_EDGEPORT_TI USB_SERIAL_EMPEG USB_SERIAL_F81232 USB_SERIAL_F8153X USB_SERIAL_FTDI_SIO USB_SERIAL_GARMIN USB_SERIAL_GENERIC USB_SERIAL_IPAQ USB_SERIAL_IPW USB_SERIAL_IR USB_SERIAL_IUU USB_SERIAL_KEYSPAN USB_SERIAL_KEYSPAN_PDA USB_SERIAL_KLSI USB_SERIAL_KOBIL_SCT USB_SERIAL_MCT_U232 USB_SERIAL_METRO USB_SERIAL_MOS7715_PARPORT USB_SERIAL_MOS7720 USB_SERIAL_MOS7840 USB_SERIAL_MXUPORT USB_SERIAL_NAVMAN USB_SERIAL_OMNINET USB_SERIAL_OPTICON USB_SERIAL_OPTION USB_SERIAL_OTI6858 USB_SERIAL_PL2303 USB_SERIAL_QCAUX USB_SERIAL_QT2 USB_SERIAL_QUALCOMM USB_SERIAL_SAFE USB_SERIAL_SIERRAWIRELESS USB_SERIAL_SIMPLE USB_SERIAL_SPCP8X5 USB_SERIAL_SSU100 USB_SERIAL_SYMBOL USB_SERIAL_TI USB_SERIAL_UPD78F0730 USB_SERIAL_VISOR USB_SERIAL_WHITEHEAT USB_SERIAL_WISHBONE USB_SERIAL_WWAN USB_SERIAL_XR USB_SERIAL_XSENS_MT USB_SEVSEG USB_SI470X USB_SI4713 USB_SIERRA_NET USB_SISUSBVGA USB_SL811_CS USB_SL811_HCD USB_SL811_HCD_ISO USB_SNP_CORE USB_SPEEDTOUCH USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_ENE_UB6250 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_STV06XX USB_TEST USB_TMC USB_TRANCEVIBRATOR USB_U132_HCD USB_UAS USB_UEAGLEATM USB_ULPI_BUS USB_USBNET USB_USS720 USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_VIDEO_CLASS USB_VIDEO_CLASS_INPUT_EVDEV USB_VL600 USB_WDM USB_XHCI_DBGCAP USB_XHCI_PLATFORM USB_XUSBATM USB_YUREX USERFAULTFD USERIO USERMODE_DRIVER USER_RETURN_NOTIFIER U_SERIAL_CONSOLE V4L2_MEM2MEM_DEV V4L_TEST_DRIVERS VALIDATE_FS_PARSER VDPA VDPA_SIM VDPA_SIM_BLOCK VDPA_SIM_NET VDPA_USER VETH VFIO VFIO_IOMMU_TYPE1 VFIO_PCI VFIO_PCI_CORE VFIO_PCI_INTX VFIO_PCI_MMAP VFIO_VIRQFD VGASTATE VHOST VHOST_CROSS_ENDIAN_LEGACY VHOST_IOTLB VHOST_NET VHOST_RING VHOST_VDPA VHOST_VSOCK VIDEOBUF2_CORE VIDEOBUF2_DMA_CONTIG VIDEOBUF2_DMA_SG VIDEOBUF2_MEMOPS VIDEOBUF2_V4L2 VIDEOBUF2_VMALLOC VIDEOMODE_HELPERS VIDEO_AU0828 VIDEO_AU0828_RC VIDEO_AU0828_V4L2 VIDEO_CS53L32A VIDEO_CX231XX VIDEO_CX231XX_ALSA VIDEO_CX231XX_DVB VIDEO_CX231XX_RC VIDEO_CX2341X VIDEO_CX25840 VIDEO_DEV VIDEO_EM28XX VIDEO_EM28XX_ALSA VIDEO_EM28XX_DVB VIDEO_EM28XX_RC VIDEO_EM28XX_V4L2 VIDEO_GO7007 VIDEO_GO7007_LOADER VIDEO_GO7007_USB VIDEO_GO7007_USB_S2250_BOARD VIDEO_HDPVR VIDEO_MSP3400 VIDEO_PVRUSB2 VIDEO_PVRUSB2_DVB VIDEO_PVRUSB2_SYSFS VIDEO_SAA711X VIDEO_STK1160 VIDEO_STK1160_COMMON VIDEO_TUNER VIDEO_TVEEPROM VIDEO_USBTV VIDEO_V4L2_I2C VIDEO_V4L2_SUBDEV_API VIDEO_V4L2_TPG VIDEO_VICODEC VIDEO_VIM2M VIDEO_VIMC VIDEO_VIVID VIDEO_VIVID_CEC VIDEO_WM8775 VIPERBOARD_ADC VIRTIO_BALLOON VIRTIO_DMA_SHARED_BUFFER VIRTIO_MEM VIRTIO_MMIO VIRTIO_MMIO_CMDLINE_DEVICES VIRTIO_PMEM VIRTIO_VDPA VIRTIO_VSOCKETS VIRTIO_VSOCKETS_COMMON VIRT_WIFI VLAN_8021Q VLAN_8021Q_GVRP VLAN_8021Q_MVRP VMAP_PFN VMWARE_VMCI VMXNET3 VP_VDPA VSOCKETS VSOCKETS_DIAG VSOCKETS_LOOPBACK VSOCKMON VT_HW_CONSOLE_BINDING VXFS_FS WANT_DEV_COREDUMP WEXT_CORE WEXT_PRIV WEXT_PROC WIREGUARD WIRELESS WIRELESS_EXT WLAN WLAN_VENDOR_ADMTEK WLAN_VENDOR_PURELIFI WLAN_VENDOR_SILABS X86_SGX X86_SGX_KVM X86_X2APIC X86_X32_ABI XARRAY_MULTI XDP_SOCKETS XDP_SOCKETS_DIAG XFRM_ESPINTCP XFRM_INTERFACE XFRM_IPCOMP XFRM_MIGRATE XFRM_OFFLOAD XFRM_STATISTICS XFRM_SUB_POLICY XFRM_USER_COMPAT XFS_FS XFS_POSIX_ACL XFS_QUOTA XFS_RT XOR_BLOCKS YENTA YENTA_ENE_TUNE YENTA_O2 YENTA_RICOH YENTA_TI YENTA_TOSHIBA ZBUD ZEROPLUS_FF ZLIB_DEFLATE ZONEFS_FS ZPOOL ZRAM ZRAM_DEF_COMP_LZORLE ZSMALLOC ZSTD_COMPRESS ZSWAP ZSWAP_COMPRESSOR_DEFAULT_LZO ZSWAP_DEFAULT_ON ZSWAP_ZPOOL_DEFAULT_ZBUD] disabling configs for [ATOMIC_SLEEP HANG LEAK UBSAN KASAN], they are not needed testing current HEAD 4078fa637fcd80c8487680ec2e4ef7c58308e9aa testing commit 4078fa637fcd80c8487680ec2e4ef7c58308e9aa gcc compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 93094893f53d0e8e2e49bf91b505ef6ba48a62c8c1bb52c10b7bc3e2f8a59755 all runs: crashed: possible deadlock in sock_map_delete_elem representative crash: possible deadlock in sock_map_delete_elem, types: [LOCKDEP] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h35m24.868476642s (build: 31m46.15701616s, test: 1h0m55.171526719s) crash still not fixed or there were kernel test errors commit msg: Linux 6.1.91 crash: possible deadlock in sock_map_delete_elem ============================================ WARNING: possible recursive locking detected 6.1.91-syzkaller #0 Not tainted -------------------------------------------- syz-executor.3/3027 is trying to acquire lock: ffff88811d93a640 (&stab->lock){+...}-{2:2}, at: __sock_map_delete net/core/sock_map.c:419 [inline] ffff88811d93a640 (&stab->lock){+...}-{2:2}, at: sock_map_delete_elem+0x56/0xb0 net/core/sock_map.c:451 but task is already holding lock: ffff88811d93a240 (&stab->lock){+...}-{2:2}, at: __sock_map_delete net/core/sock_map.c:419 [inline] ffff88811d93a240 (&stab->lock){+...}-{2:2}, at: sock_map_delete_elem+0x56/0xb0 net/core/sock_map.c:451 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&stab->lock); lock(&stab->lock); *** DEADLOCK *** May be due to missing lock nesting notation 4 locks held by syz-executor.3/3027: #0: ffff88811d7b1438 (&child->perf_event_mutex){+.+.}-{3:3}, at: perf_event_exit_task+0x30/0x350 kernel/events/core.c:13042 #1: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #1: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #1: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2272 [inline] #1: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0x50/0x190 kernel/trace/bpf_trace.c:2312 #2: ffff88811d93a240 (&stab->lock){+...}-{2:2}, at: __sock_map_delete net/core/sock_map.c:419 [inline] #2: ffff88811d93a240 (&stab->lock){+...}-{2:2}, at: sock_map_delete_elem+0x56/0xb0 net/core/sock_map.c:451 #3: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #3: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #3: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: __bpf_trace_run kernel/trace/bpf_trace.c:2272 [inline] #3: ffffffff83186ca0 (rcu_read_lock){....}-{1:2}, at: bpf_trace_run2+0x50/0x190 kernel/trace/bpf_trace.c:2312 stack backtrace: CPU: 0 PID: 3027 Comm: syz-executor.3 Not tainted 6.1.91-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x89/0xd7 lib/dump_stack.c:106 __lock_acquire+0x811/0x2df0 lock_acquire+0xe5/0x290 kernel/locking/lockdep.c:5662 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:178 __sock_map_delete net/core/sock_map.c:419 [inline] sock_map_delete_elem+0x56/0xb0 net/core/sock_map.c:451 ____bpf_map_delete_elem kernel/bpf/helpers.c:73 [inline] bpf_map_delete_elem+0x3c/0x50 kernel/bpf/helpers.c:69 ___bpf_prog_run+0x816/0x1b20 kernel/bpf/core.c:1842 __bpf_prog_run32+0xb7/0xe0 kernel/bpf/core.c:2066 bpf_dispatcher_nop_func include/linux/bpf.h:989 [inline] __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run2+0xc3/0x190 kernel/trace/bpf_trace.c:2312 __traceiter_contention_end+0x26/0x40 include/trace/events/lock.h:122 trace_contention_end+0x6a/0x80 include/trace/events/lock.h:122 __pv_queued_spin_lock_slowpath+0x37c/0x3c0 kernel/locking/qspinlock.c:560 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:591 [inline] queued_spin_lock_slowpath+0x11/0x20 arch/x86/include/asm/qspinlock.h:51 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] do_raw_spin_lock+0x8b/0x90 kernel/locking/spinlock_debug.c:115 __sock_map_delete net/core/sock_map.c:419 [inline] sock_map_delete_elem+0x56/0xb0 net/core/sock_map.c:451 ____bpf_map_delete_elem kernel/bpf/helpers.c:73 [inline] bpf_map_delete_elem+0x3c/0x50 kernel/bpf/helpers.c:69 ___bpf_prog_run+0x816/0x1b20 kernel/bpf/core.c:1842 __bpf_prog_run32+0xb7/0xe0 kernel/bpf/core.c:2066 bpf_dispatcher_nop_func include/linux/bpf.h:989 [inline] __bpf_prog_run include/linux/filter.h:603 [inline] bpf_prog_run include/linux/filter.h:610 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:2273 [inline] bpf_trace_run2+0xc3/0x190 kernel/trace/bpf_trace.c:2312 __traceiter_contention_end+0x26/0x40 include/trace/events/lock.h:122 trace_contention_end include/trace/events/lock.h:122 [inline] __mutex_lock_common kernel/locking/mutex.c:612 [inline] __mutex_lock+0xa18/0xbd0 kernel/locking/mutex.c:747 perf_event_exit_task+0x30/0x350 kernel/events/core.c:13042 do_exit+0x325/0xad0 kernel/exit.c:878 do_group_exit+0x97/0xa0 kernel/exit.c:1019 __do_sys_exit_group kernel/exit.c:1030 [inline] __se_sys_exit_group kernel/exit.c:1028 [inline] __x64_sys_exit_group+0xe/0x10 kernel/exit.c:1028 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7a145d8e69 Code: Unable to access opcode bytes at 0x7f7a145d8e3f. RSP: 002b:00007fff48264fb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f7a145d8e69 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 00007f7a14706f8c R09: 0000000000000000 R10: 0000001b2d560000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000