Bluetooth: hci8: command 0x041b tx timeout Bluetooth: hci8: command 0x040f tx timeout Bluetooth: hci8: command 0x0419 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.3:32376 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.3 D29752 32376 23578 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 iterate_supers+0xdb/0x290 fs/super.c:631 ksys_sync+0x86/0x150 fs/sync.c:113 __ia32_sys_sync+0xa/0x10 fs/sync.c:124 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd7b39a80f9 Code: Bad RIP value. RSP: 002b:00007fd7b1f1a168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007fd7b3ac7f80 RCX: 00007fd7b39a80f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fd7b3a03ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4a0dab7f R14: 00007fd7b1f1a300 R15: 0000000000022000 INFO: task syz-executor.3:32387 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.3 D30256 32387 23578 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 iterate_supers+0xdb/0x290 fs/super.c:631 ksys_sync+0x86/0x150 fs/sync.c:113 __ia32_sys_sync+0xa/0x10 fs/sync.c:124 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd7b39a80f9 Code: Bad RIP value. RSP: 002b:00007fd7b1ef9168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007fd7b3ac8050 RCX: 00007fd7b39a80f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fd7b3a03ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4a0dab7f R14: 00007fd7b1ef9300 R15: 0000000000022000 INFO: task syz-executor.3:32393 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.3 D27968 32393 23578 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 iterate_supers+0xdb/0x290 fs/super.c:631 ksys_sync+0x86/0x150 fs/sync.c:113 __ia32_sys_sync+0xa/0x10 fs/sync.c:124 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd7b39a80f9 Code: Bad RIP value. RSP: 002b:00007fd7b1ed8168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007fd7b3ac8120 RCX: 00007fd7b39a80f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fd7b3a03ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4a0dab7f R14: 00007fd7b1ed8300 R15: 0000000000022000 INFO: task syz-executor.3:32404 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.3 D30128 32404 23578 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 __rwsem_down_read_failed_common kernel/locking/rwsem-xadd.c:292 [inline] rwsem_down_read_failed+0x20a/0x390 kernel/locking/rwsem-xadd.c:309 call_rwsem_down_read_failed+0x14/0x30 arch/x86/lib/rwsem.S:94 __down_read arch/x86/include/asm/rwsem.h:83 [inline] down_read+0x44/0x80 kernel/locking/rwsem.c:26 iterate_supers+0xdb/0x290 fs/super.c:631 ksys_sync+0x86/0x150 fs/sync.c:113 __ia32_sys_sync+0xa/0x10 fs/sync.c:124 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd7b39a80f9 Code: Bad RIP value. RSP: 002b:00007fd7b1eb7168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007fd7b3ac81f0 RCX: 00007fd7b39a80f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fd7b3a03ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4a0dab7f R14: 00007fd7b1eb7300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 000000007706ab17 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7814: #0: 0000000000cbc1d4 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 1 lock held by syz-executor.3/23381: 1 lock held by syz-executor.3/32376: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32387: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32393: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32404: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32748: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32749: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32750: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32751: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32752: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/32753: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/603: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/605: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/606: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/607: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/608: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.3/609: #0: 0000000099ddf998 (&type->s_umount_key#91){.+.+}, at: iterate_supers+0xdb/0x290 fs/super.c:631 ============================================= 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 02/16/2023 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: 23381 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 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+0xd/0x50 kernel/kcov.c:101 Code: ff 4c 89 ef e8 04 dd 35 00 e9 23 fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 <65> 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b 8b 90 60 13 00 00 83 RSP: 0018:ffff8880a20378c8 EFLAGS: 00000287 RAX: ffff888054bd8200 RBX: 0000000000000024 RCX: ffffffff824baf90 RDX: 0000000000010000 RSI: ffffffff824baf9f RDI: 0000000000000004 RBP: 0000000000000024 R08: 0000000000000001 R09: 0000000000000024 R10: 0000000000000004 R11: 0000000000000001 R12: ffffffff8894f842 R13: 0000000000000000 R14: dffffc0000000000 R15: ffff888028eb6d94 FS: 00007f6c0b567700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f14468ac000 CR3: 000000004215c000 CR4: 00000000003406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: ntfs_collate_names+0x12f/0x380 fs/ntfs/unistr.c:113 ntfs_lookup_inode_by_name+0x5df/0x3bd0 fs/ntfs/dir.c:247 load_and_init_quota+0xd7/0x3d0 fs/ntfs/super.c:1381 load_system_files fs/ntfs/super.c:2117 [inline] ntfs_fill_super+0x6815/0x7e10 fs/ntfs/super.c:2908 mount_bdev+0x2fc/0x3b0 fs/super.c:1158 mount_fs+0xa3/0x310 fs/super.c:1261 vfs_kern_mount.part.0+0x68/0x470 fs/namespace.c:961 vfs_kern_mount fs/namespace.c:951 [inline] do_new_mount fs/namespace.c:2492 [inline] do_mount+0x115c/0x2f50 fs/namespace.c:2822 ksys_mount+0xcf/0x130 fs/namespace.c:3038 __do_sys_mount fs/namespace.c:3052 [inline] __se_sys_mount fs/namespace.c:3049 [inline] __x64_sys_mount+0xba/0x150 fs/namespace.c:3049 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f6c0cff662a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f6c0b566f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 000000000001ec88 RCX: 00007f6c0cff662a RDX: 0000000020000100 RSI: 000000002001ecc0 RDI: 00007f6c0b566fe0 RBP: 00007f6c0b567020 R08: 00007f6c0b567020 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000100 R13: 000000002001ecc0 R14: 00007f6c0b566fe0 R15: 0000000020000140