hfsplus: unable to parse mount options 9pnet: Insufficient options for proto=fd QAT: Invalid ioctl 9pnet: Insufficient options for proto=fd 9pnet: Insufficient options for proto=fd INFO: task syz-executor3:12808 blocked for more than 140 seconds. Not tainted 4.19.0-rc5+ #261 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor3 D25552 12808 5409 0x00000004 Call Trace: context_switch kernel/sched/core.c:2825 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473 schedule+0xfe/0x460 kernel/sched/core.c:3517 __rwsem_down_write_failed_common+0xbb9/0x1670 kernel/locking/rwsem-xadd.c:566 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:595 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:738 [inline] vfs_setxattr+0x96/0x100 fs/xattr.c:218 setxattr+0x2ea/0x450 fs/xattr.c:450 path_setxattr+0x1e3/0x230 fs/xattr.c:469 __do_sys_lsetxattr fs/xattr.c:491 [inline] __se_sys_lsetxattr fs/xattr.c:487 [inline] __x64_sys_lsetxattr+0xc1/0x150 fs/xattr.c:487 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007fa7f6155c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457579 RDX: 0000000020000580 RSI: 0000000020000540 RDI: 0000000020000380 RBP: 000000000072c220 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000010 R11: 0000000000000246 R12: 00007fa7f61566d4 R13: 00000000004c9788 R14: 00000000004d3978 R15: 00000000ffffffff INFO: task syz-executor3:12809 blocked for more than 140 seconds. Not tainted 4.19.0-rc5+ #261 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor3 D26344 12809 5409 0x00000004 Call Trace: context_switch kernel/sched/core.c:2825 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473 schedule+0xfe/0x460 kernel/sched/core.c:3517 __rwsem_down_write_failed_common+0xbb9/0x1670 kernel/locking/rwsem-xadd.c:566 rwsem_down_write_failed+0xe/0x10 kernel/locking/rwsem-xadd.c:595 call_rwsem_down_write_failed+0x17/0x30 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0xa5/0x130 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:738 [inline] chown_common+0x3a9/0x730 fs/open.c:629 do_fchownat+0x16e/0x250 fs/open.c:662 __do_sys_lchown fs/open.c:687 [inline] __se_sys_lchown fs/open.c:685 [inline] __x64_sys_lchown+0x7e/0xc0 fs/open.c:685 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457579 Code: Bad RIP value. RSP: 002b:00007fa7f6134c78 EFLAGS: 00000246 ORIG_RAX: 000000000000005e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 RBP: 000000000072c2c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa7f61356d4 R13: 00000000004c26cf R14: 00000000004d37f8 R15: 00000000ffffffff Showing all locks held in the system: 1 lock held by khungtaskd/979: #0: 00000000af9ea053 (rcu_read_lock){....}, at: debug_show_all_locks+0xd0/0x424 kernel/locking/lockdep.c:4435 1 lock held by rsyslogd/5220: 2 locks held by getty/5310: #0: 00000000949c95c1 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000b1d82dda (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5311: #0: 00000000a842aa72 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000d5033812 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5312: #0: 00000000b3a4871d (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000cecf45ae (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5313: #0: 0000000056a99e90 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 00000000a0e158e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5314: #0: 0000000085555f59 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 000000000f2319f8 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5315: #0: 000000004c015b59 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 0000000062200316 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by getty/5316: #0: 000000001d8e36f2 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 drivers/tty/tty_ldsem.c:353 #1: 000000004b933fee (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x335/0x1ce0 drivers/tty/n_tty.c:2140 2 locks held by syz-executor3/12779: #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: sb_start_write include/linux/fs.h:1566 [inline] #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:360 #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: inode_lock include/linux/fs.h:738 [inline] #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: chown_common+0x3a9/0x730 fs/open.c:629 2 locks held by syz-executor3/12808: #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: sb_start_write include/linux/fs.h:1566 [inline] #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:360 #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: inode_lock include/linux/fs.h:738 [inline] #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: vfs_setxattr+0x96/0x100 fs/xattr.c:218 2 locks held by syz-executor3/12809: #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: sb_start_write include/linux/fs.h:1566 [inline] #0: 00000000fafb9579 (sb_writers#13){.+.+}, at: mnt_want_write+0x3f/0xc0 fs/namespace.c:360 #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: inode_lock include/linux/fs.h:738 [inline] #1: 00000000053be52f (&sb->s_type->i_mutex_key#21){++++}, at: chown_common+0x3a9/0x730 fs/open.c:629 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 979 Comm: khungtaskd Not tainted 4.19.0-rc5+ #261 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+0x1c4/0x2b4 lib/dump_stack.c:113 nmi_cpu_backtrace.cold.3+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1b3/0x1ed 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:144 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:204 [inline] watchdog+0xb3e/0x1050 kernel/hung_task.c:265 kthread+0x35a/0x420 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at native_safe_halt+0x6/0x10 arch/x86/include/asm/irqflags.h:57