ci starts bisection 2024-01-08 18:33:44.33608334 +0000 UTC m=+25620.806583204 bisecting fixing commit since 6465e260f48790807eef06b583b38ca9789b6072 building syzkaller on 0b6a67ac4b0dc26f43030c5edd01c9175f13b784 ensuring issue is reproducible on original commit 6465e260f48790807eef06b583b38ca9789b6072 testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 0b855d25b68e5c8670017d397f7f89e912def4b319de8783acfaa2edcb845ee2 all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] check whether we can drop unnecessary instrumentation disabling configs for [KASAN LOCKDEP HANG LEAK UBSAN BUG], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 18e81cd16858c7e7f67061b1176cf771bebce44914a1a3fc7e3a468eb4f17fae all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] the bug reproduces without the instrumentation disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed kconfig minimization: base=3917 full=7684 leaves diff=2005 split chunks (needed=false): <2005> split chunk #0 of len 2005 into 5 parts testing without sub-chunk 1/5 disabling configs for [KASAN LOCKDEP HANG LEAK UBSAN BUG], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 672564d04937535146b267dd6de5eb1fc3e0e6ce7d9b8b545037c4f40f9874ba all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] the chunk can be dropped testing without sub-chunk 2/5 disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP HANG], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7a9afe25000a34c5f1e3b1473175b0ee71d664478b70caaa9dabdc575758bd3a run #0: basic kernel testing failed: BUG: failed to run executor version: failed to start ./syz-executor [./syz-executor version]: fork/exec ./syz-executor: 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 testing without sub-chunk 3/5 disabling configs for [KASAN LOCKDEP HANG LEAK UBSAN BUG], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 23c0107ae6b9ab001afe19d05db13eb1aee98dfd2714536f9618ef626bd0e6f5 all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] the chunk can be dropped testing without sub-chunk 4/5 disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: b9264f27005f37b916c30793cce415234adbc09b1cab56296623e307e93bfc34 all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] the chunk can be dropped testing without sub-chunk 5/5 disabling configs for [UBSAN BUG KASAN LOCKDEP HANG LEAK], they are not needed testing commit 6465e260f48790807eef06b583b38ca9789b6072 gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 732818bab0d53c17767c64ff6fbd9f7f569e551a6c878c832eafd1e4afdf8787 all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] the chunk can be dropped minimized to 401 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI CMA COMMON_CLK DAX DLM DRM DRM_BRIDGE DRM_DISPLAY_HDCP_HELPER DRM_DISPLAY_HDMI_HELPER DRM_DISPLAY_HELPER DRM_DP_AUX_BUS DRM_DP_AUX_CHARDEV DRM_FBDEV_EMULATION 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 DRM_PANEL_BRIDGE DRM_PANEL_EDP DRM_PANEL_ORIENTATION_QUIRKS DRM_SIMPLEDRM DRM_TTM DRM_TTM_HELPER DRM_UDL DRM_VGEM DRM_VIRTIO_GPU DRM_VIRTIO_GPU_KMS DRM_VKMS DRM_VMWGFX DRM_VRAM_HELPER DUMMY DVB_AF9013 DVB_AF9033 DVB_AS102 DVB_AS102_FE DVB_B2C2_FLEXCOP DVB_B2C2_FLEXCOP_USB DVB_CORE DVB_DIB3000MB DVB_DIB3000MC DVB_EC100 DVB_GP8PSK_FE DVB_RTL2830 DVB_RTL2832 DVB_RTL2832_SDR DVB_TEST_DRIVERS DVB_TTUSB_BUDGET DVB_TTUSB_DEC DVB_USB DVB_USB_A800 DVB_USB_AF9005 DVB_USB_AF9005_REMOTE DVB_USB_AF9015 DVB_USB_AF9035 DVB_USB_ANYSEE DVB_USB_AU6610 DVB_USB_AZ6007 DVB_USB_AZ6027 DVB_USB_CE6230 DVB_USB_CINERGY_T2 DVB_USB_CXUSB DVB_USB_DIB0700 DVB_USB_DIB3000MC DVB_USB_DIBUSB_MB DVB_USB_DIBUSB_MC DVB_USB_DIGITV DVB_USB_DTT200U DVB_USB_DTV5100 DVB_USB_DVBSKY DVB_USB_DW2102 DVB_USB_EC168 DVB_USB_GL861 DVB_USB_GP8PSK DVB_USB_LME2510 DVB_USB_M920X DVB_USB_MXL111SF DVB_USB_NOVA_T_USB2 DVB_USB_OPERA1 DVB_USB_PCTV452E DVB_USB_RTL28XXU DVB_USB_TECHNISAT_USB2 DVB_USB_TTUSB2 DVB_USB_UMT_010 DVB_USB_V2 DVB_USB_VP702X DVB_USB_VP7045 DVB_USB_ZD1301 DVB_VIDTV DVB_ZL10353 ECRYPT_FS ECRYPT_FS_MESSAGING EDAC EEPROM_93CX6 EFS_FS ENCRYPTED_KEYS EQUALIZER EROFS_FS EROFS_FS_POSIX_ACL EROFS_FS_SECURITY EROFS_FS_XATTR EROFS_FS_ZIP EVM EVM_ADD_XATTRS EVM_ATTR_FSUUID EXFAT_FS EXPORTFS_BLOCK_OPS EXT3_FS EXT3_FS_POSIX_ACL EXT3_FS_SECURITY EXTCON EXTCON_INTEL_CHT_WC F2FS_CHECK_FS F2FS_FAULT_INJECTION F2FS_FS F2FS_FS_COMPRESSION F2FS_FS_LZ4 F2FS_FS_LZ4HC F2FS_FS_LZO F2FS_FS_LZORLE F2FS_FS_POSIX_ACL F2FS_FS_SECURITY F2FS_FS_XATTR F2FS_FS_ZSTD F2FS_STAT_FS FANOTIFY FANOTIFY_ACCESS_PERMISSIONS FB FB_CFB_COPYAREA FB_CFB_FILLRECT FB_CFB_IMAGEBLIT FB_CORE FB_DEFERRED_IO FB_DEVICE FB_IOMEM_HELPERS FB_NOTIFY FB_SYSMEM_HELPERS FB_SYSMEM_HELPERS_DEFERRED FB_SYS_COPYAREA FB_SYS_FILLRECT FB_SYS_FOPS FB_SYS_IMAGEBLIT FB_TILEBLITTING FB_VESA FB_VGA16 FB_VIRTUAL FDDI FIREWIRE FIREWIRE_NET FIREWIRE_OHCI FIREWIRE_SBP2 FONT_8x16 FONT_8x8 FONT_SUPPORT FRAMEBUFFER_CONSOLE FRAMEBUFFER_CONSOLE_DETECT_PRIMARY FRAMEBUFFER_CONSOLE_ROTATION FS_DAX FS_DAX_PMD FS_ENCRYPTION FS_ENCRYPTION_ALGS FS_VERITY FS_VERITY_BUILTIN_SIGNATURES FTL FUSE_DAX FUSE_FS FW_LOADER_COMPRESS FW_LOADER_PAGED_BUF FW_LOADER_SYSFS FW_LOADER_USER_HELPER FW_LOADER_USER_HELPER_FALLBACK GACT_PROB GARP GENERIC_PHY GET_FREE_REGION GFS2_FS GFS2_FS_LOCKING_DLM GOOGLE_COREBOOT_TABLE GOOGLE_FIRMWARE GOOGLE_MEMCONSOLE GOOGLE_MEMCONSOLE_COREBOOT GOOGLE_VPD GPIOLIB GPIOLIB_IRQCHIP GPIO_ACPI GPIO_DLN2 GPIO_VIPERBOARD GREENASIA_FF GREYBUS GREYBUS_BRIDGED_PHY GREYBUS_ES2 GREYBUS_HID GREYBUS_USB GTP GUEST_PERF_EVENTS GVE HAVE_ARCH_NODE_DEV_GROUP HAVE_ARCH_USERFAULTFD_MINOR HAVE_ARCH_USERFAULTFD_WP HAVE_BOOTMEM_INFO_NODE HAVE_CLK_PREPARE HAVE_KVM_CPU_RELAX_INTERCEPT HAVE_KVM_DIRTY_RING HAVE_KVM_DIRTY_RING_ACQ_REL HAVE_KVM_DIRTY_RING_TSO HAVE_KVM_EVENTFD HAVE_KVM_IRQCHIP HAVE_KVM_IRQFD HAVE_KVM_IRQ_BYPASS HAVE_KVM_IRQ_ROUTING HAVE_KVM_MSI HAVE_KVM_NO_POLL HAVE_KVM_PFNCACHE HAVE_KVM_PM_NOTIFIER HAVE_SCHED_AVG_IRQ HDLC HDLC_CISCO HDLC_FR HDLC_PPP HDLC_RAW HDLC_RAW_ETH HDLC_X25 HDMI HFSPLUS_FS HFS_FS HID_ACCUTOUCH HID_ACRUX HID_ACRUX_FF HID_ALPS HID_APPLEIR HID_ASUS HID_AUREAL HID_BATTERY_STRENGTH HID_BETOP_FF HID_CMEDIA HID_CORSAIR HID_CP2112 HID_ELECOM HID_ELO HID_EMS_FF HID_GEMBIRD HID_GFRM HID_GREENASIA HID_GT683R HID_HOLTEK HID_ICADE HID_KEYTOUCH HID_KYE HID_LCPOWER HID_LED HID_LENOVO HID_LOGITECH_DJ HID_LOGITECH_HIDPP HID_MAGICMOUSE HID_MAYFLASH HID_MULTITOUCH HID_NTI HID_ORTEK HID_PENMOUNT HID_PICOLCD HID_PICOLCD_BACKLIGHT HID_PICOLCD_CIR HID_PICOLCD_FB HID_PICOLCD_LCD HID_PICOLCD_LEDS HID_PLANTRONICS HID_PRIMAX HID_PRODIKEYS HID_RETRODE HID_RMI HID_ROCCAT HID_SAITEK HID_SENSOR_ACCEL_3D HID_SENSOR_ALS HID_SENSOR_CUSTOM_SENSOR HID_SENSOR_DEVICE_ROTATION HID_SENSOR_GYRO_3D HID_SENSOR_HUB HID_SENSOR_HUMIDITY HID_SENSOR_IIO_COMMON HID_SENSOR_IIO_TRIGGER HID_SENSOR_INCLINOMETER_3D HID_SENSOR_MAGNETOMETER_3D HID_SENSOR_PRESS HID_SENSOR_PROX HID_SENSOR_TEMP HID_SPEEDLINK HID_STEELSERIES HID_THINGM HID_TIVO HID_TWINHAN HID_UCLOGIC HID_UDRAW_PS3 HID_WACOM HID_WALTOP HID_WIIMOTE HID_XINMO HID_ZYDACRON HMM_MIRROR HOLTEK_FF HOTPLUG_PCI_PCIE HPET_MMAP HPET_MMAP_DEFAULT HPFS_FS I2C_ALGOBIT I2C_CHARDEV I2C_DESIGNWARE_CORE I2C_DESIGNWARE_PLATFORM I2C_DIOLAN_U2C I2C_DLN2 I2C_MUX I2C_MUX_REG I2C_ROBOTFUZZ_OSIF I2C_SI4713 I2C_SLAVE I2C_SLAVE_EEPROM I2C_TINY_USB I2C_VIPERBOARD IEEE802154 IEEE802154_6LOWPAN IEEE802154_ATUSB IEEE802154_DRIVERS IEEE802154_HWSIM IEEE802154_NL802154_EXPERIMENTAL IEEE802154_SOCKET IFB IIO IIO_BUFFER IIO_KFIFO_BUF IIO_TRIGGER IIO_TRIGGERED_BUFFER IKCONFIG IKCONFIG_PROC IMA IMA_DEFAULT_HASH_SHA256 IMA_LSM_RULES IMA_MEASURE_ASYMMETRIC_KEYS IMA_NG_TEMPLATE IMA_QUEUE_EARLY_BOOT_KEYS IMA_READ_POLICY IMA_WRITE_POLICY INET6_ESPINTCP INET6_ESP_OFFLOAD INET6_IPCOMP INET6_TUNNEL INET6_XFRM_TUNNEL INET_AH INET_DCCP_DIAG INET_DIAG INET_DIAG_DESTROY INET_ESP INET_ESPINTCP INET_ESP_OFFLOAD INET_IPCOMP INET_MPTCP_DIAG INET_RAW_DIAG INET_SCTP_DIAG INET_TCP_DIAG INET_UDP_DIAG INET_XFRM_TUNNEL INFINIBAND INFINIBAND_ADDR_TRANS INFINIBAND_ADDR_TRANS_CONFIGFS INFINIBAND_IPOIB INFINIBAND_IPOIB_CM INFINIBAND_IPOIB_DEBUG INFINIBAND_ISER INFINIBAND_ON_DEMAND_PAGING INFINIBAND_RTRS INFINIBAND_SRP INFINIBAND_USER_ACCESS INFINIBAND_USER_MAD INFINIBAND_USER_MEM INPUT_ATI_REMOTE2 INPUT_CM109 INPUT_IMS_PCU INPUT_JOYDEV INPUT_KEYSPAN_REMOTE INPUT_LEDS INPUT_MOUSEDEV INPUT_MOUSEDEV_PSAUX INPUT_POWERMATE INPUT_UINPUT INPUT_YEALINK INTEGRITY INTEGRITY_ASYMMETRIC_KEYS INTEGRITY_AUDIT INTEGRITY_SIGNATURE INTEGRITY_TRUSTED_KEYRING INTEL_IDMA64 INTEL_IOATDMA INTEL_IOMMU_DEFAULT_ON INTEL_IOMMU_SVM INTEL_ISH_HID INTEL_SOC_PMIC_CHTWC INTERVAL_TREE INTERVAL_TREE_SPAN_ITER IOMMUFD IOMMUFD_TEST IOMMU_SVA IP6_NF_MATCH_AH IP6_NF_MATCH_EUI64 IP6_NF_MATCH_FRAG IP6_NF_MATCH_HL IP6_NF_MATCH_MH IP6_NF_MATCH_OPTS IP6_NF_MATCH_RPFILTER IP6_NF_MATCH_RT IP6_NF_MATCH_SRH IP6_NF_NAT IP6_NF_RAW IP6_NF_SECURITY IP6_NF_TARGET_HL IP6_NF_TARGET_MASQUERADE IP6_NF_TARGET_NPT IP6_NF_TARGET_SYNPROXY IPV6_FOU IPV6_FOU_TUNNEL IPV6_GRE IPV6_ILA IPV6_MIP6 IPV6_MROUTE IPV6_MROUTE_MULTIPLE_TABLES IPV6_MULTIPLE_TABLES IPV6_OPTIMISTIC_DAD IPV6_PIMSM_V2 IPV6_ROUTER_PREF IPV6_ROUTE_INFO IPV6_RPL_LWTUNNEL IPV6_SEG6_BPF IPV6_SEG6_HMAC IPV6_SEG6_LWTUNNEL IPV6_SIT_6RD IPV6_SUBTREES IPV6_TUNNEL IPV6_VTI IPVLAN IPVLAN_L3S IPVTAP IP_DCCP IP_DCCP_CCID3 IP_DCCP_TFRC_LIB IP_FIB_TRIE_STATS IP_MROUTE_MULTIPLE_TABLES IP_NF_ARPFILTER IP_NF_ARPTABLES IP_NF_ARP_MANGLE IP_NF_MATCH_AH IP_NF_MATCH_ECN IP_NF_MATCH_RPFILTER IP_NF_MATCH_TTL IP_NF_RAW IP_NF_SECURITY IP_NF_TARGET_ECN IP_NF_TARGET_NETMAP IP_NF_TARGET_REDIRECT IP_NF_TARGET_SYNPROXY IP_NF_TARGET_TTL IP_ROUTE_CLASSID IP_SCTP IP_SET IP_SET_BITMAP_IP IP_SET_BITMAP_IPMAC IP_SET_BITMAP_PORT IP_SET_HASH_IP IP_SET_HASH_IPMAC IP_SET_HASH_IPMARK IP_SET_HASH_IPPORT IP_SET_HASH_IPPORTIP IP_SET_HASH_IPPORTNET IP_SET_HASH_MAC IP_SET_HASH_NET IP_SET_HASH_NETIFACE IP_SET_HASH_NETNET IP_SET_HASH_NETPORT IP_SET_HASH_NETPORTNET IP_SET_LIST_SET IP_VS IP_VS_DH IP_VS_FO IP_VS_FTP IP_VS_IPV6 IP_VS_LBLC IP_VS_LBLCR IP_VS_LC IP_VS_MH IP_VS_NFCT IP_VS_NQ IP_VS_OVF IP_VS_PE_SIP IP_VS_PROTO_AH IP_VS_PROTO_TCP IP_VS_PROTO_UDP IRQ_TIME_ACCOUNTING LAPB LCD_CLASS_DEVICE MAC802154 MEDIA_DIGITAL_TV_SUPPORT MEDIA_RADIO_SUPPORT MEDIA_SDR_SUPPORT MEDIA_SUPPORT MEDIA_TEST_SUPPORT MEDIA_USB_SUPPORT MEMORY_HOTPLUG MEMORY_HOTREMOVE MFD_DLN2 MFD_VIPERBOARD MPTCP MTD NETFILTER_ADVANCED NET_ACT_GACT NET_ACT_MIRRED NET_IPGRE_DEMUX NFT_FWD_NETDEV NF_TABLES NF_TABLES_NETDEV RADIO_ADAPTERS RADIO_SI4713 RAS RC_CORE RFKILL SND SOUND STAGING TRANSPARENT_HUGEPAGE VIDEO_DEV VIRTIO_FS WAN ZONE_DEVICE] disabling configs for [LEAK UBSAN BUG KASAN LOCKDEP HANG], they are not needed testing current HEAD 0dd3ee31125508cd67f7e7172247f05b7fd1753a testing commit 0dd3ee31125508cd67f7e7172247f05b7fd1753a gcc compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 347080adfa00b3ef3145b2bb101c394a53f19b73dec37a0d3751129fcf160978 all runs: crashed: BUG: sleeping function called from invalid context in gfs2_withdraw representative crash: BUG: sleeping function called from invalid context in gfs2_withdraw, types: [ATOMIC_SLEEP] crash still not fixed/happens on the oldest tested release revisions tested: 8, total time: 1h29m46.695285908s (build: 48m30.647979987s, test: 36m5.416370937s) crash still not fixed or there were kernel test errors commit msg: Linux 6.7 crash: BUG: sleeping function called from invalid context in gfs2_withdraw loop0: rw=1, sector=131324, nr_sectors = 4 limit=32768 gfs2: fsid=syz:syz.0: Error 10 writing to journal, jid=0 gfs2: fsid=syz:syz.0: fatal: I/O error(s) gfs2: fsid=syz:syz.0: about to withdraw this file system BUG: sleeping function called from invalid context at fs/gfs2/util.c:157 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 2134, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 5 locks held by syz-executor.0/2134: #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: deactivate_super fs/super.c:516 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: deactivate_super+0x2b/0x40 fs/super.c:513 #1: ffff88810a650b78 (&sdp->sd_quota_sync_mutex){....}-{3:3}, at: gfs2_quota_sync+0xa7/0x230 fs/gfs2/quota.c:1354 #2: ffff88810a651058 (&sdp->sd_log_flush_lock){....}-{3:3}, at: gfs2_log_flush+0x47/0xbe0 fs/gfs2/log.c:1042 #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_log_lock fs/gfs2/log.h:32 [inline] #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_flush_revokes+0x21/0x40 fs/gfs2/log.c:814 #4: ffff88810a651240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: signal_our_withdraw fs/gfs2/util.c:152 [inline] #4: ffff88810a651240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: gfs2_withdraw+0x3e5/0x660 fs/gfs2/util.c:342 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 2134 Comm: syz-executor.0 Not tainted 6.7.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x3d/0x60 lib/dump_stack.c:106 __might_resched+0x188/0x1e0 kernel/sched/core.c:10151 signal_our_withdraw fs/gfs2/util.c:157 [inline] gfs2_withdraw+0x42a/0x660 fs/gfs2/util.c:342 gfs2_ail1_empty+0x2fd/0x310 fs/gfs2/log.c:377 gfs2_flush_revokes+0x2c/0x40 fs/gfs2/log.c:815 revoke_lo_before_commit+0x16/0x1d0 fs/gfs2/lops.c:867 lops_before_commit fs/gfs2/lops.h:42 [inline] gfs2_log_flush+0x61e/0xbe0 fs/gfs2/log.c:1101 do_sync+0x1fe/0x5f0 fs/gfs2/quota.c:1010 gfs2_quota_sync+0x1e5/0x230 fs/gfs2/quota.c:1370 gfs2_sync_fs+0x19/0x40 fs/gfs2/super.c:669 sync_filesystem+0x33/0x80 fs/sync.c:56 generic_shutdown_super+0x21/0x110 fs/super.c:669 kill_block_super+0x15/0x40 fs/super.c:1667 deactivate_locked_super+0x28/0xa0 fs/super.c:484 cleanup_mnt+0xb0/0x140 fs/namespace.c:1256 task_work_run+0x55/0x90 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x146/0x150 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x17/0x40 kernel/entry/common.c:296 do_syscall_64+0x4d/0xe0 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f7d3dc7de17 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffdd70a59b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7d3dc7de17 RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffdd70a5a70 RBP: 00007ffdd70a5a70 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffdd70a6b30 R13: 00007f7d3dcc73b9 R14: 000000000000add8 R15: 0000000000000001 BUG: scheduling while atomic: syz-executor.0/2134/0x00000002 5 locks held by syz-executor.0/2134: #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: __super_lock fs/super.c:56 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: __super_lock_excl fs/super.c:71 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: deactivate_super fs/super.c:516 [inline] #0: ffff88810b2ef0e0 (&type->s_umount_key#62){....}-{3:3}, at: deactivate_super+0x2b/0x40 fs/super.c:513 #1: ffff88810a650b78 (&sdp->sd_quota_sync_mutex){....}-{3:3}, at: gfs2_quota_sync+0xa7/0x230 fs/gfs2/quota.c:1354 #2: ffff88810a651058 (&sdp->sd_log_flush_lock){....}-{3:3}, at: gfs2_log_flush+0x47/0xbe0 fs/gfs2/log.c:1042 #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline] #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_log_lock fs/gfs2/log.h:32 [inline] #3: ffff88810a650e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_flush_revokes+0x21/0x40 fs/gfs2/log.c:814 #4: ffff88810a651240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: signal_our_withdraw fs/gfs2/util.c:152 [inline] #4: ffff88810a651240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: gfs2_withdraw+0x3e5/0x660 fs/gfs2/util.c:342 Modules linked in: Preemption disabled at: [<0000000000000000>] 0x0