Bluetooth: hci9: command 0x041b tx timeout Bluetooth: hci9: command 0x040f tx timeout Bluetooth: hci9: command 0x0419 tx timeout ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 INFO: task syz-executor.1:23482 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.1 D26136 23482 8132 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 xlog_grant_head_wait+0x13b/0xcd0 fs/xfs/xfs_log.c:263 xlog_grant_head_check+0x3c8/0x420 fs/xfs/xfs_log.c:325 xfs_log_reserve+0x347/0xa70 fs/xfs/xfs_log.c:454 xfs_trans_reserve+0x63a/0x9c0 fs/xfs/xfs_trans.c:197 xfs_trans_alloc+0x2f7/0x700 fs/xfs/xfs_trans.c:289 xfs_qm_qino_alloc+0x19a/0x950 fs/xfs/xfs_qm.c:777 xfs_qm_init_quotainos+0x563/0x730 fs/xfs/xfs_qm.c:1548 xfs_qm_init_quotainfo+0x146/0xd70 fs/xfs/xfs_qm.c:659 xfs_qm_mount_quotas+0x55/0x680 fs/xfs/xfs_qm.c:1432 xfs_mountfs+0x17e2/0x1bf0 fs/xfs/xfs_mount.c:1001 xfs_fs_fill_super+0xd0e/0x1540 fs/xfs/xfs_super.c:1720 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: 0033:0x7fafa982e5fa Code: Bad RIP value. RSP: 002b:00007fafa7d9ef88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 000000000000baee RCX: 00007fafa982e5fa RDX: 000000002000bb00 RSI: 000000002000bb40 RDI: 00007fafa7d9efe0 RBP: 00007fafa7d9f020 R08: 00007fafa7d9f020 R09: 0000000002000000 R10: 0000000002000000 R11: 0000000000000202 R12: 000000002000bb00 R13: 000000002000bb40 R14: 00007fafa7d9efe0 R15: 0000000020000000 INFO: task syz-executor.0:23546 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.0 D27960 23546 8105 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: 0033:0x7f0d54fec0c9 Code: Bad RIP value. RSP: 002b:00007f0d5355e168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 00007f0d5510bf80 RCX: 00007f0d54fec0c9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f0d55047ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe68d264ef R14: 00007f0d5355e300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 00000000f9bf9f70 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by kworker/u4:5/8050: #0: 00000000bb34765e (&rq->lock){-.-.}, at: idle_balance kernel/sched/fair.c:9702 [inline] #0: 00000000bb34765e (&rq->lock){-.-.}, at: pick_next_task_fair+0x556/0x1570 kernel/sched/fair.c:6841 #1: 00000000e7fc4d42 ((work_completion)(&(&bat_priv->nc.work)->work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 2 locks held by syz-executor.1/23482: #0: 00000000c4aeeb1a (&type->s_umount_key#66/1){+.+.}, at: alloc_super fs/super.c:226 [inline] #0: 00000000c4aeeb1a (&type->s_umount_key#66/1){+.+.}, at: sget_userns+0x20b/0xcd0 fs/super.c:519 #1: 000000000dad2fe7 (sb_internal#4){.+.+}, at: sb_start_intwrite include/linux/fs.h:1626 [inline] #1: 000000000dad2fe7 (sb_internal#4){.+.+}, at: xfs_trans_alloc+0x4fc/0x700 fs/xfs/xfs_trans.c:271 1 lock held by syz-executor.0/23546: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/23563: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/23569: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/23575: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/23580: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.0/23868: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/24425: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.4/24426: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.0/24682: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, at: iterate_supers+0xdb/0x290 fs/super.c:631 1 lock held by syz-executor.0/24685: #0: 00000000c4aeeb1a (&type->s_umount_key#67){++++}, 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 01/12/2023 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: 4688 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0033:0x7f401d150510 Code: 8d 0d 44 b5 0e 00 48 8d 35 94 75 0e 00 48 8d 3d ee b0 0e 00 ba 62 0c 00 00 e8 8c b4 ff ff 48 89 fb e9 ee fd ff ff 0f 1f 40 00 <48> 8b 05 e1 d9 31 00 48 8b 00 48 85 c0 75 79 48 85 ff 74 7c 48 8b RSP: 002b:00007ffdc05faad8 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 00007ffdc05fd9b0 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 000055cfda7200e0 R08: 000055cfd8b9e3e5 R09: 0000000000000018 R10: 0000000000000069 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000009 R14: 00007ffdc05fd9b0 R15: 00007ffdc05fafc0 FS: 00007f401def58c0 GS: 0000000000000000