INFO: trying to register non-static key. the code is fine but needs lockdep annotation. turning off the locking correctness validator. CPU: 1 PID: 10006 Comm: syz-executor.5 Not tainted 4.14.307-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 register_lock_class+0x389/0x1180 kernel/locking/lockdep.c:768 __lock_acquire+0x167/0x3f20 kernel/locking/lockdep.c:3378 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 flush_work+0xad/0x770 kernel/workqueue.c:2890 __cancel_work_timer+0x321/0x460 kernel/workqueue.c:2965 smc_close_active+0x7e2/0xbb0 net/smc/smc_close.c:207 smc_release+0x3e1/0x5d0 net/smc/af_smc.c:131 __sock_release+0xcd/0x2b0 net/socket.c:602 sock_close+0x15/0x20 net/socket.c:1139 __fput+0x25f/0x7a0 fs/file_table.c:210 task_work_run+0x11f/0x190 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:270 [inline] do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7fbda9473fab RSP: 002b:00007ffe0c0ae5a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 attempt to access beyond end of device RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fbda9473fab RDX: 00007fbda90376b8 RSI: ffffffffffffffff RDI: 0000000000000003 RBP: 00007fbda95e3980 R08: 0000000000000000 R09: 00007fbda9036000 R10: 00007fbda90376c0 R11: 0000000000000293 R12: 00000000000107a3 R13: 00007ffe0c0ae6a0 R14: 00007fbda95e1f80 R15: 0000000000000032 loop4: rw=0, want=201326594, limit=1024 Buffer I/O error on dev loop4, logical block 100663296, async page read hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 Buffer I/O error on dev loop0, logical block 128, lost async page write attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 Buffer I/O error on dev loop0, logical block 128, lost async page write attempt to access beyond end of device attempt to access beyond end of device loop4: rw=0, want=201326594, limit=1024 loop0: rw=2049, want=129, limit=128 Buffer I/O error on dev loop4, logical block 100663296, async page read Buffer I/O error on dev loop0, logical block 128, lost async page write hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 attempt to access beyond end of device loop2: rw=0, want=201326594, limit=1024 attempt to access beyond end of device Buffer I/O error on dev loop1, logical block 100663296, async page read Buffer I/O error on dev loop2, logical block 100663296, async page read loop4: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 Buffer I/O error on dev loop4, logical block 100663296, async page read hfsplus: unable to mark blocks free: error -5 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent hfsplus: can't free extent hfsplus: can't free extent attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 attempt to access beyond end of device loop4: rw=0, want=201326594, limit=1024 Buffer I/O error on dev loop1, logical block 100663296, async page read attempt to access beyond end of device Buffer I/O error on dev loop4, logical block 100663296, async page read loop2: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: unable to mark blocks free: error -5 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent hfsplus: can't free extent hfsplus: can't free extent attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 loop2: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent hfsplus: can't free extent attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=136, limit=128 attempt to access beyond end of device loop2: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=2049, want=129, limit=128 attempt to access beyond end of device loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device loop3: rw=2049, want=129, limit=128 attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=136, limit=128 attempt to access beyond end of device loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 attempt to access beyond end of device loop5: rw=2049, want=129, limit=128 attempt to access beyond end of device loop5: rw=2049, want=136, limit=128 hfsplus: can't free extent attempt to access beyond end of device loop3: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent print_req_error: I/O error, dev loop2, sector 0 attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 attempt to access beyond end of device loop3: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent print_req_error: I/O error, dev loop1, sector 0 attempt to access beyond end of device loop1: rw=0, want=201326594, limit=1024 hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 buffer_io_error: 54 callbacks suppressed Buffer I/O error on dev loop4, logical block 128, lost async page write attempt to access beyond end of device loop3: rw=0, want=201326594, limit=1024 Buffer I/O error on dev loop3, logical block 100663296, async page read hfsplus: unable to mark blocks free: error -5 hfsplus: can't free extent attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 Buffer I/O error on dev loop0, logical block 128, lost async page write attempt to access beyond end of device loop0: rw=2049, want=129, limit=128 Buffer I/O error on dev loop0, logical block 128, lost async page write attempt to access beyond end of device loop4: rw=2049, want=129, limit=128 Buffer I/O error on dev loop4, logical block 128, lost async page write print_req_error: I/O error, dev loop1, sector 0 kauditd_printk_skb: 3 callbacks suppressed audit: type=1800 audit(1677658291.911:15): pid=10729 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name=".pending_reads" dev="loop1" ino=25 res=0 audit: type=1800 audit(1677658292.041:16): pid=10753 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name=".pending_reads" dev="loop1" ino=25 res=0 audit: type=1800 audit(1677658292.141:17): pid=10763 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name=".pending_reads" dev="loop3" ino=25 res=0 audit: type=1800 audit(1677658292.181:18): pid=10761 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name=".pending_reads" dev="loop4" ino=25 res=0 audit: type=1800 audit(1677658292.251:19): pid=10775 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name=".pending_reads" dev="loop1" ino=25 res=0 audit: type=1800 audit(1677658292.311:20): pid=10791 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name=".pending_reads" dev="loop4" ino=25 res=0 audit: type=1800 audit(1677658292.321:21): pid=10789 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name=".pending_reads" dev="loop3" ino=25 res=0 audit: type=1800 audit(1677658292.461:22): pid=10814 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.3" name=".pending_reads" dev="loop3" ino=25 res=0 audit: type=1800 audit(1677658292.471:23): pid=10806 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name=".pending_reads" dev="loop1" ino=25 res=0 L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. audit: type=1800 audit(1677658292.471:24): pid=10815 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name=".pending_reads" dev="loop4" ino=25 res=0 EXT4-fs (loop1): bad geometry: block count 65 exceeds size of device (64 blocks) EXT4-fs (loop1): bad geometry: block count 65 exceeds size of device (64 blocks)