ci2 starts bisection 2023-10-14 11:47:27.485016057 +0000 UTC m=+74972.067789896
bisecting fixing commit since 3f86ed6ec0b390c033eae7f9c487a3fea268e027
building syzkaller on 0b6286dc40e114a33a60c7fbbddbe7fcffc1bb4c
ensuring issue is reproducible on original commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027

testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 18f807ef2a57f038292d024a36bb5be877d9f5f11d41c354d40f44827b9dd8b4
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, types: [ATOMIC_SLEEP]
check whether we can drop unnecessary instrumentation
disabling configs for [UBSAN BUG KASAN LOCKDEP HANG LEAK], they are not needed
testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 82b626697b677f09fad3ba5ad4c9980420ba9048c80b2c489120a5f1b092ead8
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, 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=3876 full=7685 leaves diff=2020
split chunks (needed=false): <2020>
split chunk #0 of len 2020 into 5 parts
testing without sub-chunk 1/5
disabling configs for [BUG KASAN LOCKDEP HANG LEAK UBSAN], they are not needed
testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f04c35dce1a4db3d48ec8b8a6965fdfdaf02b5e0979b78b0823cd1ef270cd4ad
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, 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 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: f63781e5d37bf0aedd77ed8ea7c7a7451c031734d4cfb8cf3642843e6613f6d5
all runs: OK
false negative chance: 0.000
testing without sub-chunk 3/5
disabling configs for [HANG LEAK UBSAN BUG KASAN LOCKDEP], they are not needed
testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: aefc464e14f9feca1328fc98932d506d1abe4690c98051ea0a740b3d60ba5618
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, types: [ATOMIC_SLEEP]
the chunk can be dropped
testing without sub-chunk 4/5
disabling configs for [LOCKDEP HANG LEAK UBSAN BUG KASAN], they are not needed
testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: b96f63bda283bf20e6d54d2fbb3e0633c5531a12089e562c6ee5c1ef6c2a6940
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, types: [ATOMIC_SLEEP]
the chunk can be dropped
testing without sub-chunk 5/5
disabling configs for [KASAN LOCKDEP HANG LEAK UBSAN BUG], they are not needed
testing commit 3f86ed6ec0b390c033eae7f9c487a3fea268e027 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: 4255a2e73dc99688ccaff73521efcbc8838ad1ff255bb0f6bcf4068101d548e3
all runs: crashed: BUG: sleeping function called from invalid context in glock_hash_walk
representative crash: BUG: sleeping function called from invalid context in glock_hash_walk, types: [ATOMIC_SLEEP]
the chunk can be dropped
minimized to 404 configs; suspects: [6LOWPAN ARCH_ENABLE_MEMORY_HOTREMOVE ASUS_WMI BLK_DEV_ZONED CMA COMMON_CLK DAX DLM DM_VERITY DM_VERITY_FEC DM_WRITECACHE DM_ZONED DRAGONRISE_FF DRM DRM_BOCHS DRM_BRIDGE DRM_BUDDY DRM_CIRRUS_QEMU DRM_DEBUG_MM DRM_DISPLAY_DP_HELPER 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 EVM_EXTRA_SMACK_XATTRS 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_DRAGONRISE 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_APPRAISE IMA_APPRAISE_MODSIG 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_PROTO_TCP 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 [KASAN LOCKDEP HANG LEAK UBSAN BUG], they are not needed
testing current HEAD 727fb83765049981e342db4c5a8b51aca72201d8
testing commit 727fb83765049981e342db4c5a8b51aca72201d8 gcc
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
kernel signature: a88e4fcb31f50d08e125068c78e4bb29205cfe34d072817f382d5d238cd15c54
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: 1h9m54.03711286s (build: 34m52.648525409s, test: 31m46.173778643s)
crash still not fixed or there were kernel test errors
commit msg: Merge tag 'input-for-v6.6-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
crash: BUG: sleeping function called from invalid context in gfs2_withdraw
syz-executor.0: attempt to access beyond end of device
loop0: rw=1, sector=3280942697285464, nr_sectors = 8 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:159
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 2551, name: syz-executor.0
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
5 locks held by syz-executor.0/2551:
 #0: ffff88810c6a7400 (sb_writers#14){....}-{0:0}, at: do_sendfile+0x276/0x460 fs/read_write.c:1253
 #1: ffff88817bf33310 (&sb->s_type->i_mutex_key#20){....}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
 #1: ffff88817bf33310 (&sb->s_type->i_mutex_key#20){....}-{3:3}, at: gfs2_file_write_iter+0x119/0x460 fs/gfs2/file.c:1114
 #2: ffff888108b55058 (&sdp->sd_log_flush_lock){....}-{3:3}, at: gfs2_log_flush+0x3f/0xb00 fs/gfs2/log.c:1042
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_log_lock fs/gfs2/log.h:32 [inline]
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_flush_revokes+0x21/0x40 fs/gfs2/log.c:814
 #4: ffff888108b55240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: signal_our_withdraw fs/gfs2/util.c:152 [inline]
 #4: ffff888108b55240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: gfs2_withdraw+0x107/0x7c0 fs/gfs2/util.c:342
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 2551 Comm: syz-executor.0 Not tainted 6.6.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x83/0xd0 lib/dump_stack.c:106
 __might_resched+0x19f/0x1c0 kernel/sched/core.c:10187
 signal_our_withdraw fs/gfs2/util.c:157 [inline]
 gfs2_withdraw+0x14c/0x7c0 fs/gfs2/util.c:342
 gfs2_ail1_empty+0x271/0x2a0 fs/gfs2/log.c:377
 gfs2_flush_revokes+0x2c/0x40 fs/gfs2/log.c:815
 revoke_lo_before_commit+0x16/0x2b0 fs/gfs2/lops.c:867
 lops_before_commit fs/gfs2/lops.h:40 [inline]
 gfs2_log_flush+0x3a4/0xb00 fs/gfs2/log.c:1101
 gfs2_write_inode+0x94/0x110 fs/gfs2/super.c:453
 write_inode fs/fs-writeback.c:1456 [inline]
 __writeback_single_inode+0x18f/0x3a0 fs/fs-writeback.c:1673
 writeback_single_inode+0x7c/0x240 fs/fs-writeback.c:1729
 sync_inode_metadata+0x9d/0xc0 fs/fs-writeback.c:2791
 gfs2_fsync+0x8a/0x100 fs/gfs2/file.c:761
 generic_write_sync include/linux/fs.h:2584 [inline]
 gfs2_file_write_iter+0x1d4/0x460 fs/gfs2/file.c:1159
 do_iter_write+0x1e5/0x300 fs/read_write.c:860
 iter_file_splice_write+0x27c/0x430 fs/splice.c:736
 do_splice_from fs/splice.c:933 [inline]
 direct_splice_actor+0x2e/0xa0 fs/splice.c:1142
 splice_direct_to_actor+0xcc/0x250 fs/splice.c:1088
 do_splice_direct+0x92/0xe0 fs/splice.c:1194
 do_sendfile+0x291/0x460 fs/read_write.c:1254
 __do_sys_sendfile64 fs/read_write.c:1322 [inline]
 __se_sys_sendfile64+0xa7/0xe0 fs/read_write.c:1308
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f26dd27cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f26de00b0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f26dd39bf80 RCX: 00007f26dd27cae9
RDX: 0000000000000000 RSI: 0000000000000008 RDI: 0000000000000007
RBP: 00007f26dd2c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000080000001 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000006 R14: 00007f26dd39bf80 R15: 00007ffddaafc438
 </TASK>
BUG: scheduling while atomic: syz-executor.0/2551/0x00000002
5 locks held by syz-executor.0/2551:
 #0: ffff88810c6a7400 (sb_writers#14){....}-{0:0}, at: do_sendfile+0x276/0x460 fs/read_write.c:1253
 #1: ffff88817bf33310 (&sb->s_type->i_mutex_key#20){....}-{3:3}, at: inode_lock include/linux/fs.h:802 [inline]
 #1: ffff88817bf33310 (&sb->s_type->i_mutex_key#20){....}-{3:3}, at: gfs2_file_write_iter+0x119/0x460 fs/gfs2/file.c:1114
 #2: ffff888108b55058 (&sdp->sd_log_flush_lock){....}-{3:3}, at: gfs2_log_flush+0x3f/0xb00 fs/gfs2/log.c:1042
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_log_lock fs/gfs2/log.h:32 [inline]
 #3: ffff888108b54e80 (&sdp->sd_log_lock){....}-{2:2}, at: gfs2_flush_revokes+0x21/0x40 fs/gfs2/log.c:814
 #4: ffff888108b55240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: signal_our_withdraw fs/gfs2/util.c:152 [inline]
 #4: ffff888108b55240 (&sdp->sd_freeze_mutex){....}-{3:3}, at: gfs2_withdraw+0x107/0x7c0 fs/gfs2/util.c:342
Modules linked in:
Preemption disabled at:
[<0000000000000000>] 0x0