INFO: task syz-executor.1:7347 blocked for more than 140 seconds. EXT4-fs (loop3): bad geometry: block count 9437440 exceeds size of device (8704 blocks) Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.1 D28648 7347 8130 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 EXT4-fs (loop0): bad geometry: block count 12779520 exceeds size of device (8704 blocks) schedule+0x8d/0x1b0 kernel/sched/core.c:3561 __rwsem_down_write_failed_common kernel/locking/rwsem-xadd.c:589 [inline] rwsem_down_write_failed+0x3aa/0x760 kernel/locking/rwsem-xadd.c:618 call_rwsem_down_write_failed+0x13/0x20 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0x4f/0x90 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:748 [inline] fuse_flush+0x1fd/0x5b0 fs/fuse/file.c:421 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): bad geometry: block count 11796480 exceeds size of device (8704 blocks) EXT4-fs (loop5): Invalid log block size: 64 filp_close+0xb4/0x160 fs/open.c:1162 __close_fd+0x133/0x200 fs/file.c:636 __do_sys_close fs/open.c:1181 [inline] __se_sys_close fs/open.c:1179 [inline] __x64_sys_close+0x69/0x100 fs/open.c:1179 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe EXT4-fs (loop0): bad geometry: block count 12779776 exceeds size of device (8704 blocks) EXT4-fs (loop3): bad geometry: block count 9502720 exceeds size of device (8704 blocks) RIP: 0033:0x7fcbb669337b Code: Bad RIP value. RSP: 002b:00007ffe27088050 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fcbb669337b RDX: 0000001b2f320000 RSI: 0000001b2f32685c RDI: 0000000000000004 RBP: 00007fcbb6804980 R08: 0000000000000000 R09: 000000003253460c R10: 000ac10a8ee2f41f R11: 0000000000000293 R12: 0000000000187337 R13: 00007ffe27088150 R14: 00007fcbb6803120 R15: 0000000000000032 INFO: task syz-executor.1:7354 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. EXT4-fs (loop5): Invalid log block size: 64 syz-executor.1 D27664 7354 8130 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 fuse_wait_on_page_writeback fs/fuse/file.c:383 [inline] fuse_wait_on_page_writeback.isra.0+0x11b/0x170 fs/fuse/file.c:379 EXT4-fs (loop4): bad geometry: block count 11796736 exceeds size of device (8704 blocks) fuse_launder_page fs/fuse/file.c:2033 [inline] fuse_launder_page+0xb6/0xe0 fs/fuse/file.c:2026 do_launder_page mm/truncate.c:655 [inline] invalidate_inode_pages2_range+0x795/0x1110 mm/truncate.c:725 fuse_finish_open+0x2e2/0x590 fs/fuse/file.c:182 fuse_open_common+0x236/0x2c0 fs/fuse/file.c:222 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 EXT4-fs (loop0): bad geometry: block count 12845056 exceeds size of device (8704 blocks) do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fcbb66e15a9 Code: Bad RIP value. RSP: 002b:00007fcbb5055168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcbb6802f80 RCX: 00007fcbb66e15a9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 RBP: 00007fcbb673c580 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe27087fef R14: 00007fcbb5055300 R15: 0000000000022000 EXT4-fs (loop3): bad geometry: block count 9502976 exceeds size of device (8704 blocks) EXT4-fs (loop5): Invalid log block size: 64 EXT4-fs (loop4): bad geometry: block count 11862016 exceeds size of device (8704 blocks) INFO: task syz-executor.1:7363 blocked for more than 140 seconds. EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.1 D28432 7363 8130 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 io_schedule+0xb5/0x120 kernel/sched/core.c:5181 wait_on_page_bit_common mm/filemap.c:1123 [inline] __lock_page+0x316/0x460 mm/filemap.c:1296 lock_page include/linux/pagemap.h:484 [inline] invalidate_inode_pages2_range+0xb3f/0x1110 mm/truncate.c:713 EXT4-fs (loop0): bad geometry: block count 12845312 exceeds size of device (8704 blocks) fuse_finish_open+0x2e2/0x590 fs/fuse/file.c:182 fuse_open_common+0x254/0x2c0 fs/fuse/file.c:222 do_dentry_open+0x4aa/0x1160 fs/open.c:796 EXT4-fs (loop5): Invalid log block size: 64 EXT4-fs (loop4): bad geometry: block count 11862272 exceeds size of device (8704 blocks) EXT4-fs (loop3): bad geometry: block count 9568256 exceeds size of device (8704 blocks) do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fcbb66e15a9 Code: Bad RIP value. EXT4-fs (loop5): Invalid log block size: 64 RSP: 002b:00007fcbb5034168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 EXT4-fs (loop0): bad geometry: block count 12910592 exceeds size of device (8704 blocks) RAX: ffffffffffffffda RBX: 00007fcbb6803050 RCX: 00007fcbb66e15a9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200001c0 RBP: 00007fcbb673c580 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe27087fef R14: 00007fcbb5034300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 0000000092faf3e7 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7803: EXT4-fs (loop3): bad geometry: block count 9568512 exceeds size of device (8704 blocks) EXT4-fs (loop4): bad geometry: block count 11927552 exceeds size of device (8704 blocks) #0: 00000000a69c2c65 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 1 lock held by syz-executor.5/8128: #0: 000000004d2f5443 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 fs/block_dev.c:1478 1 lock held by syz-executor.0/18400: #0: 0000000005616828 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 fs/block_dev.c:1478 2 locks held by syz-executor.2/20060: #0: 000000008449b761 (&bdev->bd_mutex){+.+.}, at: __blkdev_put+0xfc/0x870 fs/block_dev.c:1806 #1: 0000000092b9c8f0 (loop_ctl_mutex){+.+.}, at: __loop_clr_fd+0x777/0xe50 drivers/block/loop.c:1164 1 lock held by syz-executor.1/7347: #0: 0000000090a0d01f (&sb->s_type->i_mutex_key#25){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #0: 0000000090a0d01f (&sb->s_type->i_mutex_key#25){+.+.}, at: fuse_flush+0x1fd/0x5b0 fs/fuse/file.c:421 2 locks held by syz-executor.1/7363: #0: 00000000ea3053f0 (sb_writers#23){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 00000000ea3053f0 (sb_writers#23){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 #1: 0000000090a0d01f (&sb->s_type->i_mutex_key#25){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #1: 0000000090a0d01f (&sb->s_type->i_mutex_key#25){+.+.}, at: fuse_open_common+0x1bc/0x2c0 fs/fuse/file.c:215 2 locks held by systemd-udevd/7822: #0: 00000000def53451 (&bdev->bd_mutex){+.+.}, at: __blkdev_put+0xfc/0x870 fs/block_dev.c:1806 #1: 0000000092faf3e7 (rcu_read_lock){....}, at: page_evictable+0x0/0x320 mm/vmscan.c:3959 2 locks held by systemd-udevd/7840: 3 locks held by syz-executor.0/16391: 2 locks held by syz-executor.5/16397: #0: 000000004d2f5443 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 fs/block_dev.c:1478 #1: 0000000092b9c8f0 (loop_ctl_mutex){+.+.}, at: lo_open+0x19/0xd0 drivers/block/loop.c:1771 1 lock held by syz-executor.3/16398: #0: 000000005bcdf782 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 fs/block_dev.c:1478 EXT4-fs (loop4): bad geometry: block count 11927808 exceeds size of device (8704 blocks) 4 locks held by syz-executor.4/16399: #0: 00000000def53451 (&bdev->bd_mutex){+.+.}, at: __blkdev_put+0xfc/0x870 fs/block_dev.c:1806 #1: 0000000092b9c8f0 (loop_ctl_mutex){+.+.}, at: lo_release+0x1a/0x1f0 drivers/block/loop.c:1790 EXT4-fs (loop5): Invalid log block size: 64 #2: 000000009720f98f (&ctx->lock){-.-.}, at: perf_event_context_sched_out kernel/events/core.c:3145 [inline] #2: 000000009720f98f (&ctx->lock){-.-.}, at: __perf_event_task_sched_out+0xa49/0x1470 kernel/events/core.c:3237 #3: 0000000092faf3e7 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline] #3: 0000000092faf3e7 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857 1 lock held by syz-executor.1/16404: EXT4-fs (loop3): bad geometry: block count 9633792 exceeds size of device (8704 blocks) 1 lock held by syz-executor.2/16405: EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop0): bad geometry: block count 12910848 exceeds size of device (8704 blocks) #0: 00000000149e2fe9 (&type->s_umount_key#25/1){+.+.}, at: alloc_super fs/super.c:226 [inline] #0: 00000000149e2fe9 (&type->s_umount_key#25/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4695 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 RIP: 0010:trace_sched_switch include/trace/events/sched.h:138 [inline] RIP: 0010:__schedule+0x9b3/0x2040 kernel/sched/core.c:3514 Code: 3c e9 77 83 f8 07 0f 87 63 0e 00 00 89 c0 48 0f a3 05 69 9a 0e 03 0f 83 81 fb ff ff 65 ff 05 54 9a e9 77 48 8b 1d c5 94 f6 02 <48> 85 db 0f 84 85 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da RSP: 0018:ffff8880a0967b08 EFLAGS: 00000087 RAX: 0000000000000001 RBX: ffff88809ce3fe90 RCX: 1ffff1101412cf4e RDX: 1ffff1101412b98b RSI: ffff8880ba12bb90 RDI: ffff8880ba12b168 RBP: ffff8880a0967bd0 R08: ffff8880ba12b278 R09: 0000000000000001 R10: 00000000000001de R11: 0000000000000000 R12: ffff8880a095c640 R13: ffff8880a5142000 R14: ffff8880a0960000 R15: ffff8880ba12b0c0 FS: 00007f349e9798c0(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f349a97e020 CR3: 00000000a0cc2000 CR4: 00000000003406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_hrtimeout_range_clock+0x33e/0x390 kernel/time/hrtimer.c:2002 ep_poll+0xabb/0xcb0 fs/eventpoll.c:1817 do_epoll_wait+0x1aa/0x200 fs/eventpoll.c:2190 __do_sys_epoll_wait fs/eventpoll.c:2200 [inline] __se_sys_epoll_wait fs/eventpoll.c:2197 [inline] __x64_sys_epoll_wait+0x93/0xf0 fs/eventpoll.c:2197 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f349dc422e3 Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 29 54 2b 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 0b c2 00 00 48 89 04 24 RSP: 002b:00007fff9fe28c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00005612780551e0 RCX: 00007f349dc422e3 RDX: 0000000000000013 RSI: 00007fff9fe28c70 RDI: 0000000000000008 RBP: 00007fff9fe28e60 R08: 00007fff9fedb000 R09: 000001c278c7d635 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff9fe28c70 R13: 0000000000000001 R14: ffffffffffffffff R15: 0005e9c4ece25323