EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue INFO: task syz-executor.2:547 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. syz-executor.2 D24576 547 8153 0x00000004 Call Trace: EXT4-fs (loop3): Unrecognized mount option "0xffffffffffffffffPmu-s&)cM#c=eU" or missing value 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 bit_wait_io+0x12/0x90 kernel/sched/wait_bit.c:207 __wait_on_bit_lock+0xb5/0x170 kernel/sched/wait_bit.c:89 out_of_line_wait_on_bit_lock+0xd2/0x100 kernel/sched/wait_bit.c:116 wait_on_bit_lock_io include/linux/wait_bit.h:208 [inline] __lock_buffer+0x52/0x60 fs/buffer.c:65 lock_buffer include/linux/buffer_head.h:374 [inline] __sync_dirty_buffer+0x2a6/0x320 fs/buffer.c:3178 __ext4_handle_dirty_metadata+0x234/0x590 fs/ext4/ext4_jbd2.c:300 ext4_finish_convert_inline_dir fs/ext4/inline.c:1173 [inline] ext4_convert_inline_data_nolock+0x967/0xd10 fs/ext4/inline.c:1249 ext4_try_add_inline_entry+0x338/0x570 fs/ext4/inline.c:1322 ext4_add_entry+0x33c/0xbb0 fs/ext4/namei.c:2117 ext4_add_nondir fs/ext4/namei.c:2483 [inline] ext4_create+0x338/0x5f0 fs/ext4/namei.c:2525 lookup_open+0x893/0x1a20 fs/namei.c:3235 do_last fs/namei.c:3327 [inline] path_openat+0x1094/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 kauditd_printk_skb: 27 callbacks suppressed audit: type=1804 audit(1676413296.209:5120): pid=7760 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir1224199805/syzkaller.YVAHvK/101/bus" dev="sda1" ino=13953 res=1 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: 0033:0x7f1b1ca400f9 Code: Bad RIP value. RSP: 002b:00007f1b1afb2168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 EXT4-fs (loop3): Unrecognized mount option "0xffffffffffffffffPmu-s&)cM#c=eU" or missing value RAX: ffffffffffffffda RBX: 00007f1b1cb5ff80 RCX: 00007f1b1ca400f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000180 RBP: 00007f1b1ca9bae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff193b90cf R14: 00007f1b1afb2300 R15: 0000000000022000 Showing all locks held in the system: audit: type=1804 audit(1676413296.599:5121): pid=7773 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir163623161/syzkaller.qtLzdR/497/bus" dev="sda1" ino=14194 res=1 3 locks held by kworker/u4:0/7: 1 lock held by khungtaskd/1570: #0: 000000006ae02611 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7812: #0: 00000000bc513c31 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 3 locks held by syz-executor.2/547: audit: type=1804 audit(1676413296.929:5122): pid=7796 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir2824303718/syzkaller.B5dVjx/538/bus" dev="sda1" ino=13874 res=1 #0: 000000009077cb7d (sb_writers#3){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 000000009077cb7d (sb_writers#3){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs warning (device loop0): ext4_multi_mount_protect:386: Unable to create kmmpd thread for loop0. audit: type=1804 audit(1676413297.029:5123): pid=7782 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir1777708940/syzkaller.QxJjG5/544/file0/bus" dev="loop4" ino=18 res=1 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue #1: 000000001042a65e (&type->i_mutex_dir_key#3){++++}, at: inode_lock include/linux/fs.h:748 [inline] #1: 000000001042a65e (&type->i_mutex_dir_key#3){++++}, at: do_last fs/namei.c:3324 [inline] #1: 000000001042a65e (&type->i_mutex_dir_key#3){++++}, at: path_openat+0x1071/0x2df0 fs/namei.c:3537 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue #2: 00000000bda1c398 (&ei->xattr_sem){++++}, at: ext4_write_lock_xattr fs/ext4/xattr.h:141 [inline] #2: 00000000bda1c398 (&ei->xattr_sem){++++}, at: ext4_try_add_inline_entry+0xfc/0x570 fs/ext4/inline.c:1280 audit: type=1804 audit(1676413297.189:5124): pid=7825 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir821567574/syzkaller.mHSacE/544/file0/bus" dev="loop1" ino=18 res=1 1 lock held by syz-executor.2/828: 4 locks held by kworker/u4:5/1665: 2 locks held by syz-executor.4/7782: audit: type=1804 audit(1676413297.269:5125): pid=7834 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir2824303718/syzkaller.B5dVjx/539/bus" dev="sda1" ino=13878 res=1 3 locks held by syz-executor.1/7793: EXT4-fs (loop3): Unrecognized mount option "0xffffffffffffffffPmu-s&)cM#c=eU" or missing value 1 lock held by systemd-udevd/7818: #0: 00000000b37f9342 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 00000000b37f9342 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 1 lock held by syz-executor.0/7828: #0: 00000000f2e1302e (&type->s_umount_key#25/1){+.+.}, at: alloc_super fs/super.c:226 [inline] #0: 00000000f2e1302e (&type->s_umount_key#25/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676413297.469:5126): pid=7837 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir163623161/syzkaller.qtLzdR/498/bus" dev="sda1" ino=14227 res=1 2 locks held by syz-executor.3/7841: audit: type=1804 audit(1676413297.469:5127): pid=7790 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir2763334877/syzkaller.IWwK8z/640/file0/bus" dev="loop5" ino=18 res=1 3 locks held by syz-executor.2/7852: #0: 00000000b37f9342 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 00000000b37f9342 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 #1: 000000006ae02611 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline] #1: 000000006ae02611 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857 audit: type=1804 audit(1676413297.759:5128): pid=7856 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir1224199805/syzkaller.YVAHvK/102/bus" dev="sda1" ino=14258 res=1 #2: 00000000c9327f16 (pool_lock){-.-.}, at: alloc_object lib/debugobjects.c:174 [inline] #2: 00000000c9327f16 (pool_lock){-.-.}, at: __debug_object_init+0x145/0x9b0 lib/debugobjects.c:387 2 locks held by syz-executor.2/7853: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 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 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 4684 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 RIP: 0010:debug_lockdep_rcu_enabled kernel/rcu/update.c:254 [inline] RIP: 0010:debug_lockdep_rcu_enabled+0x92/0xe0 kernel/rcu/update.c:251 Code: 08 85 c9 74 45 65 48 8b 1c 25 c0 df 01 00 48 8d bb 84 08 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 32 8b 93 84 08 00 RSP: 0018:ffff8880a166f878 EFLAGS: 00000803 RAX: dffffc0000000000 RBX: ffff8880a1662380 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff8880a1662c04 RBP: ffff88813fffb758 R08: ffffffff8cd52850 R09: 0000000000000002 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff110142cdf14 R13: ffffffff817e84ab R14: 1ffffffff13e3052 R15: 0000000000000086 FS: 00007fd99e0c98c0(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd99b071000 CR3: 00000000a1991000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: trace_lock_release include/trace/events/lock.h:58 [inline] lock_release+0x5c3/0x8b0 kernel/locking/lockdep.c:3926 seqcount_lockdep_reader_access include/linux/seqlock.h:82 [inline] read_seqcount_begin include/linux/seqlock.h:164 [inline] read_seqbegin include/linux/seqlock.h:440 [inline] zone_span_seqbegin include/linux/memory_hotplug.h:65 [inline] page_outside_zone_boundaries mm/page_alloc.c:491 [inline] bad_range+0xd4/0x3c0 mm/page_alloc.c:520 __free_one_page mm/page_alloc.c:820 [inline] free_one_page+0x12b/0x10b0 mm/page_alloc.c:1201 __free_pages_ok+0x41a/0xd30 mm/page_alloc.c:1285 slab_destroy mm/slab.c:1713 [inline] slabs_destroy+0x90/0xd0 mm/slab.c:1729 cache_flusharray mm/slab.c:3490 [inline] ___cache_free+0x295/0x3a0 mm/slab.c:3532 qlink_free mm/kasan/quarantine.c:147 [inline] qlist_free_all+0x79/0x140 mm/kasan/quarantine.c:166 quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc mm/slab.c:3397 [inline] kmem_cache_alloc+0x110/0x370 mm/slab.c:3557 getname_flags+0xce/0x590 fs/namei.c:140 getname fs/namei.c:211 [inline] user_path_create fs/namei.c:3696 [inline] do_mkdirat+0x8d/0x2d0 fs/namei.c:3834 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd99d384687 Code: 00 b8 ff ff ff ff c3 0f 1f 40 00 48 8b 05 09 d8 2b 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d e1 d7 2b 00 f7 d8 64 89 01 48 RSP: 002b:00007fff756686a8 EFLAGS: 00000293 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 00007fff7566b5c0 RCX: 00007fd99d384687 RDX: 00007fd99ddf5a00 RSI: 00000000000001ed RDI: 0000556268ce48a0 RBP: 00007fff756686e0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000069 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fff7566b5c0 R15: 00007fff75668bd0