hfs: unable to load iocharset "c" hfs: unable to parse mount options hfs: unable to load iocharset "c" hfs: unable to parse mount options INFO: task syz-executor.2:17964 blocked for more than 140 seconds. Not tainted 4.19.35 #3 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28576 17964 7868 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x813/0x1d00 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:276 [inline] rwsem_down_read_failed+0x219/0x3c0 kernel/locking/rwsem-xadd.c:293 call_rwsem_down_read_failed+0x18/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x49/0xb0 kernel/locking/rwsem.c:26 __get_super.part.0+0x203/0x2e0 fs/super.c:698 __get_super include/linux/spinlock.h:329 [inline] get_super+0x2e/0x50 fs/super.c:727 fsync_bdev+0x19/0xd0 fs/block_dev.c:483 invalidate_partition+0x36/0x60 block/genhd.c:1561 drop_partitions block/partition-generic.c:447 [inline] rescan_partitions+0xef/0xa20 block/partition-generic.c:520 __blkdev_reread_part+0x1a2/0x230 block/ioctl.c:173 blkdev_reread_part+0x27/0x40 block/ioctl.c:193 loop_reread_partitions+0x1c/0x40 drivers/block/loop.c:634 loop_set_status+0xe57/0x1380 drivers/block/loop.c:1296 loop_set_status64+0xc2/0x120 drivers/block/loop.c:1416 lo_ioctl+0x43b/0x20f0 drivers/block/loop.c:1559 __blkdev_driver_ioctl block/ioctl.c:303 [inline] blkdev_ioctl+0xc4b/0x1ae0 block/ioctl.c:601 block_ioctl+0xee/0x130 fs/block_dev.c:1891 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xd6e/0x1390 fs/ioctl.c:688 ksys_ioctl+0xab/0xd0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458a97 Code: Bad RIP value. RSP: 002b:00007f01f2a719f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f01f2a726d4 RCX: 0000000000458a97 RDX: 00007f01f2a71ab0 RSI: 0000000000004c04 RDI: 0000000000000004 RBP: 0000000000000242 R08: 0000000000000000 R09: 000000000000000a R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000003 R13: 0000000000000003 R14: 0000000000000004 R15: 00000000ffffffff INFO: task syz-executor.2:17968 blocked for more than 140 seconds. Not tainted 4.19.35 #3 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28840 17968 7868 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x813/0x1d00 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3576 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 blkdev_put+0x34/0x560 fs/block_dev.c:1824 blkdev_close+0x8b/0xb0 fs/block_dev.c:1873 __fput+0x2df/0x8b0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x14a/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:193 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x52d/0x610 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4129e1 Code: bb c8 00 00 00 ff 15 1e 6e 24 00 85 c0 89 c5 0f 85 7e fc ff ff e9 32 ff ff ff 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 48 <89> 5c 24 d0 4c 89 6c 24 e8 48 89 d3 48 89 6c 24 d8 4c 89 64 24 e0 RSP: 002b:00007f01f2a509f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007f01f2a516d4 RCX: 00000000004129e1 RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 RBP: 0000000000000010 R08: 0000000000000000 R09: 000000000000000a R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000005 R13: ffffffffffffffff R14: 0000000000000006 R15: 00000000ffffffff INFO: task syz-executor.2:17970 blocked for more than 140 seconds. Not tainted 4.19.35 #3 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28872 17970 7868 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x813/0x1d00 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3576 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 blkdev_get+0xc4/0x990 fs/block_dev.c:1625 blkdev_open+0x205/0x290 fs/block_dev.c:1783 do_dentry_open+0x4c6/0x1200 fs/open.c:777 vfs_open+0xa0/0xd0 fs/open.c:886 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x550 fs/open.c:1069 __do_sys_open fs/open.c:1087 [inline] __se_sys_open fs/open.c:1082 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1082 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412bc1 Code: 01 49 83 c7 08 44 3b 74 24 0c 74 1f 49 8b 2f 48 85 ed 75 bd 41 83 fd ff 45 0f 44 ee 41 83 c6 01 49 83 c7 08 44 3b 74 24 0c 75 41 83 fd ff c7 83 00 01 00 00 ff ff ff ff 48 c7 83 c8 00 00 00 RSP: 002b:00007f01f2a2f9f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f01f2a306d4 RCX: 0000000000412bc1 RDX: 00007f01f2a2fbaa RSI: 0000000000000002 RDI: 00007f01f2a2fba0 RBP: 0000000000000242 R08: 0000000000000000 R09: 000000000000000a R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000003 R13: 0000000000000003 R14: 00007f01f2a306d4 R15: 00000000ffffffff INFO: task syz-executor.2:18010 blocked for more than 140 seconds. Not tainted 4.19.35 #3 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.2 D28872 18010 7868 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x813/0x1d00 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3576 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 blkdev_get+0xc4/0x990 fs/block_dev.c:1625 blkdev_open+0x205/0x290 fs/block_dev.c:1783 do_dentry_open+0x4c6/0x1200 fs/open.c:777 vfs_open+0xa0/0xd0 fs/open.c:886 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x550 fs/open.c:1069 __do_sys_open fs/open.c:1087 [inline] __se_sys_open fs/open.c:1082 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1082 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412bc1 Code: 01 49 83 c7 08 44 3b 74 24 0c 74 1f 49 8b 2f 48 85 ed 75 bd 41 83 fd ff 45 0f 44 ee 41 83 c6 01 49 83 c7 08 44 3b 74 24 0c 75 41 83 fd ff c7 83 00 01 00 00 ff ff ff ff 48 c7 83 c8 00 00 00 RSP: 002b:00007f01f2a0e9f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f01f2a0f6d4 RCX: 0000000000412bc1 RDX: 00007f01f2a0ebaa RSI: 0000000000000002 RDI: 00007f01f2a0eba0 RBP: 000000000073c0e0 R08: 0000000000000000 R09: 000000000000000a R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000005 R13: 0000000000000005 R14: 00000000004ddd18 R15: 00000000ffffffff INFO: task blkid:17967 blocked for more than 140 seconds. Not tainted 4.19.35 #3 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. blkid D28728 17967 17533 0x00000004 Call Trace: context_switch kernel/sched/core.c:2826 [inline] __schedule+0x813/0x1d00 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3576 __mutex_lock_common kernel/locking/mutex.c:1002 [inline] __mutex_lock+0x726/0x1300 kernel/locking/mutex.c:1072 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087 __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 blkdev_get+0xc4/0x990 fs/block_dev.c:1625 blkdev_open+0x205/0x290 fs/block_dev.c:1783 do_dentry_open+0x4c6/0x1200 fs/open.c:777 vfs_open+0xa0/0xd0 fs/open.c:886 do_last fs/namei.c:3418 [inline] path_openat+0x10d7/0x4690 fs/namei.c:3534 do_filp_open+0x1a1/0x280 fs/namei.c:3564 do_sys_open+0x3fe/0x550 fs/open.c:1069 __do_sys_open fs/open.c:1087 [inline] __se_sys_open fs/open.c:1082 [inline] __x64_sys_open+0x7e/0xc0 fs/open.c:1082 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f7cf60f6120 Code: Bad RIP value. RSP: 002b:00007ffcd5370c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7cf60f6120 RDX: 00007ffcd5372f41 RSI: 0000000000000000 RDI: 00007ffcd5372f41 RBP: 0000000000000000 R08: 0000000000000078 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001e91030 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000005 Showing all locks held in the system: 1 lock held by khungtaskd/1033: #0: 0000000031b038ae (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e kernel/locking/lockdep.c:4438 1 lock held by rsyslogd/7701: #0: 00000000a702ca9f (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 fs/file.c:767 2 locks held by getty/7823: #0: 00000000e62df19a (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 00000000d0341944 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7824: #0: 000000001fa1cd38 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 00000000b93231c3 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7825: #0: 00000000b4cb3f84 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 000000009c90eadc (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7826: #0: 00000000f2efaf36 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 00000000e3473dc9 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7827: #0: 0000000067e8a7ef (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 00000000db5ad0e1 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7828: #0: 00000000c46c73f8 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 0000000087a33acc (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by getty/7829: #0: 00000000dea89745 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:363 #1: 00000000a56fe286 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1b30 drivers/tty/n_tty.c:2154 2 locks held by syz-executor.1/17949: 2 locks held by syz-executor.2/17964: #0: 0000000039d3a10c (&bdev->bd_mutex){+.+.}, at: blkdev_reread_part+0x1f/0x40 block/ioctl.c:192 #1: 000000006433a7e6 (&type->s_umount_key#75){.+.+}, at: __get_super.part.0+0x203/0x2e0 fs/super.c:698 1 lock held by syz-executor.2/17968: #0: 0000000039d3a10c (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x34/0x560 fs/block_dev.c:1824 1 lock held by syz-executor.2/17970: #0: 0000000039d3a10c (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 1 lock held by syz-executor.2/18010: #0: 0000000039d3a10c (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 1 lock held by blkid/17967: #0: 0000000039d3a10c (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x19b/0x1660 fs/block_dev.c:1471 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 1033 Comm: khungtaskd Not tainted 4.19.35 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 nmi_cpu_backtrace.cold+0x63/0xa4 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:202 [inline] watchdog+0x9c6/0xec0 kernel/hung_task.c:263 kthread+0x357/0x430 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 17949 Comm: syz-executor.1 Not tainted 4.19.35 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:23 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:67 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x11/0x50 kernel/kcov.c:101 Code: 08 00 00 00 00 e9 ca e9 ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 <65> 8b 15 a8 b8 96 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 83 RSP: 0018:ffff888092c175e8 EFLAGS: 00000046 RAX: ffff8880549f4140 RBX: 0000000000000000 RCX: ffffffff8324a83a RDX: 0000000000000000 RSI: ffffffff8324a7d8 RDI: 0000000000000007 RBP: ffff888092c175e8 R08: ffff8880549f4140 R09: fffff9400046ce0f R10: fffff9400046ce0e R11: ffffea0002367077 R12: ffffffff87819f60 R13: 0000000000000000 R14: ffffffff8755bd60 R15: 000000000000000b FS: 00007fb24554b700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 000000009f0c7000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: check_preemption_disabled+0x48/0x290 lib/smp_processor_id.c:51 __this_cpu_preempt_check+0x1d/0x30 lib/smp_processor_id.c:62 lookup_bh_lru fs/buffer.c:1262 [inline] __find_get_block+0xfa/0xcf0 fs/buffer.c:1291 __getblk_slow fs/buffer.c:1040 [inline] __getblk_gfp+0x1b1/0x970 fs/buffer.c:1321 __bread_gfp+0x2f/0x300 fs/buffer.c:1355 sb_bread include/linux/buffer_head.h:307 [inline] udf_tread+0xf1/0x140 fs/udf/misc.c:44 udf_read_tagged+0x50/0x530 fs/udf/misc.c:210 udf_check_anchor_block+0x1ef/0x680 fs/udf/super.c:1755 udf_scan_anchors+0x1cf/0x680 fs/udf/super.c:1795 udf_find_anchor fs/udf/super.c:1860 [inline] udf_load_vrs+0x8bf/0xc80 fs/udf/super.c:1917 udf_fill_super+0x7cb/0x16f5 fs/udf/super.c:2112 mount_bdev+0x307/0x3c0 fs/super.c:1158 udf_mount+0x35/0x40 fs/udf/super.c:131 mount_fs+0xae/0x331 fs/super.c:1261 vfs_kern_mount.part.0+0x6f/0x410 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2469 [inline] do_mount+0x53e/0x2bc0 fs/namespace.c:2799 ksys_mount+0xdb/0x150 fs/namespace.c:3015 __do_sys_mount fs/namespace.c:3029 [inline] __se_sys_mount fs/namespace.c:3026 [inline] __x64_sys_mount+0xbe/0x150 fs/namespace.c:3026 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x458c29 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fb24554ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000458c29 RDX: 0000000020000140 RSI: 00000000200000c0 RDI: 0000000020000000 RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb24554b6d4 R13: 00000000004c4c0e R14: 00000000004d8888 R15: 00000000ffffffff