Bluetooth: hci4: command 0x0406 tx timeout
INFO: task kworker/u9:2:38 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u9:2 state:D stack:24600 pid:38 tgid:38 ppid:2 flags:0x00004000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_do_writepages+0x11af/0x30c0
ext4_writepages+0x2f2/0x700
do_writepages+0x1aa/0x810
__writeback_single_inode+0x114/0xdf0
writeback_sb_inodes+0x5b8/0xe40
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x694/0xa50
wb_workfn+0x876/0xe50
process_one_work+0x8ee/0x1a00
worker_thread+0x674/0xe70
kthread+0x2c2/0x3a0
ret_from_fork+0x48/0x80
ret_from_fork_asm+0x1a/0x30
INFO: task systemd-journal:96 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:systemd-journal state:D stack:25056 pid:96 tgid:96 ppid:1 flags:0x00004006
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_truncate+0x69c/0x1190
ext4_setattr+0x1a64/0x2540
notify_change+0x677/0x1240
do_truncate+0x143/0x200
do_ftruncate+0x5c9/0x710
do_sys_ftruncate+0x65/0xb0
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9f3e8f4247
RSP: 002b:00007fffbc5c8d48 EFLAGS: 00000202 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007fffbc5c8d90 RCX: 00007f9f3e8f4247
RDX: 000055f9f60d7290 RSI: 0000000000800000 RDI: 0000000000000016
RBP: 000055f9f60d7480 R08: 0000000000000001 R09: 000055f9f60d7504
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffbc5c8d88
R13: 000055f9f60d3360 R14: 0000000000000703 R15: 0000000000000000
INFO: task syz-fuzzer:252 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-fuzzer state:D stack:23848 pid:252 tgid:248 ppid:242 flags:0x00000004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
file_update_time+0x183/0x1c0
ext4_page_mkwrite+0x339/0x15e0
do_page_mkwrite+0x180/0x380
do_wp_page+0x100b/0x2f00
__handle_mm_fault+0xdd5/0x2f50
handle_mm_fault+0x2b4/0x6a0
do_user_addr_fault+0x4fa/0xf40
exc_page_fault+0x9c/0x1a0
asm_exc_page_fault+0x26/0x30
RIP: 0033:0x5cde47
RSP: 002b:000000c00065d238 EFLAGS: 00010212
RAX: 000000c00065da40 RBX: 00007f5532313000 RCX: 000000c001b9cc00
RDX: 000000c00065da40 RSI: 0000000001090008 RDI: 000000c00065da48
RBP: 000000c00065d248 R08: 000000c00065d948 R09: 000000c0050310c0
R10: 0000000000000038 R11: 0000000000000011 R12: 000000c005001800
R13: 000000c0000221f8 R14: 0000000000e5dacd R15: 0000000000000000
INFO: task syz-executor.2:282 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:24952 pid:282 tgid:282 ppid:274 flags:0x00000000
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
touch_atime+0x4bb/0x590
iterate_dir+0x464/0x5e0
__x64_sys_getdents64+0x13e/0x2c0
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdc5a4059c7
RSP: 002b:00007fff5a7c1028 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 000055557a637c60 RCX: 00007fdc5a4059c7
RDX: 0000000000008000 RSI: 000055557a637c90 RDI: 0000000000000004
RBP: 000055557a637c90 R08: 0000000000000030 R09: 00007fdc5a4c6640
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffbc
R13: 000055557a637c64 R14: 0000000000000016 R15: 00007fff5a7c3320
INFO: task syz-executor.6:286 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.6 state:D stack:24952 pid:286 tgid:286 ppid:278 flags:0x00000000
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
touch_atime+0x4bb/0x590
iterate_dir+0x464/0x5e0
__x64_sys_getdents64+0x13e/0x2c0
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa34ceef9c7
RSP: 002b:00007ffe97696558 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555556b58c20 RCX: 00007fa34ceef9c7
RDX: 0000000000008000 RSI: 0000555556b58c50 RDI: 0000000000000003
RBP: 0000555556b58c50 R08: 0000000000000030 R09: 00007fa34cfb0640
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffbc
R13: 0000555556b58c24 R14: 0000000000000016 R15: 00007ffe97697750
INFO: task kworker/u9:5:324 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u9:5 state:D stack:24800 pid:324 tgid:324 ppid:2 flags:0x00004000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_do_writepages+0x11af/0x30c0
ext4_writepages+0x2f2/0x700
do_writepages+0x1aa/0x810
__writeback_single_inode+0x114/0xdf0
writeback_sb_inodes+0x5b8/0xe40
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x694/0xa50
wb_workfn+0x876/0xe50
process_one_work+0x8ee/0x1a00
worker_thread+0x674/0xe70
kthread+0x2c2/0x3a0
ret_from_fork+0x48/0x80
ret_from_fork_asm+0x1a/0x30
INFO: task kworker/u10:4:336 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u10:4 state:D stack:24800 pid:336 tgid:336 ppid:2 flags:0x00004000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_do_writepages+0x11af/0x30c0
ext4_writepages+0x2f2/0x700
do_writepages+0x1aa/0x810
__writeback_single_inode+0x114/0xdf0
writeback_sb_inodes+0x5b8/0xe40
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x694/0xa50
wb_workfn+0x876/0xe50
process_one_work+0x8ee/0x1a00
worker_thread+0x674/0xe70
kthread+0x2c2/0x3a0
ret_from_fork+0x48/0x80
ret_from_fork_asm+0x1a/0x30
INFO: task syz-executor.0:3968 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:24952 pid:3968 tgid:3968 ppid:3962 flags:0x00000000
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
touch_atime+0x4bb/0x590
iterate_dir+0x464/0x5e0
__x64_sys_getdents64+0x13e/0x2c0
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0b164129c7
RSP: 002b:00007ffe05422b98 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 000055557a376c20 RCX: 00007f0b164129c7
RDX: 0000000000008000 RSI: 000055557a376c50 RDI: 0000000000000003
RBP: 000055557a376c50 R08: 0000000000000030 R09: 00007f0b164d3640
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffbc
R13: 000055557a376c24 R14: 0000000000000016 R15: 00007ffe05423d90
INFO: task syz-executor.4:6498 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:24872 pid:6498 tgid:6498 ppid:6497 flags:0x00000000
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
touch_atime+0x4bb/0x590
iterate_dir+0x464/0x5e0
__x64_sys_getdents64+0x13e/0x2c0
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f24309309c7
RSP: 002b:00007fffeb4a4db8 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555555d94c20 RCX: 00007f24309309c7
RDX: 0000000000008000 RSI: 0000555555d94c50 RDI: 0000000000000003
RBP: 0000555555d94c50 R08: 0000000000000030 R09: 00007f24309f1640
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffbc
R13: 0000555555d94c24 R14: 0000000000000016 R15: 00007fffeb4a5fb0
INFO: task syz-executor.1:7078 blocked for more than 143 seconds.
Not tainted 6.12.0-next-20241126 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:26128 pid:7078 tgid:7078 ppid:284 flags:0x00004004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
start_this_handle+0x602/0x1300
jbd2__journal_start+0x393/0x6b0
__ext4_journal_start_sb+0x183/0x600
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1c1/0xd40
generic_update_time+0xcb/0xf0
file_update_time+0x183/0x1c0
ext4_page_mkwrite+0x339/0x15e0
do_page_mkwrite+0x180/0x380
__handle_mm_fault+0x115b/0x2f50
handle_mm_fault+0x2b4/0x6a0
do_user_addr_fault+0x4fa/0xf40
exc_page_fault+0x9c/0x1a0
asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7f3ab4374673
RSP: 002b:00007ffc358e3fb8 EFLAGS: 00010287
RAX: 0000001b2cc27000 RBX: 00007f3ab414e008 RCX: 0000001b2cc20000
RDX: 0000001b2cc27004 RSI: ffffffff81c6384b RDI: 000000009ea4e1a6
RBP: 0000000000000001 R08: 0000001b2dc20000 R09: 0000001b2cc2604c
R10: 00000000000001a9 R11: 000000009ea4e1aa R12: 0000000000003e4f
R13: 00007f3ab44de000 R14: ffffffff81c6384b R15: 00007f3ab44e9ff0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
1 lock held by khungtaskd/31:
#0: ffffffff85c16140 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x70/0x390
4 locks held by kworker/u9:1/33:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff888009a5fd90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f4a80e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f4aab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
4 locks held by kworker/u9:2/38:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800a2cfd90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f4a80e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f4aab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
4 locks held by kworker/u10:1/43:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800a48fd90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f4a80e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f4aab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
3 locks held by kworker/u10:2/68:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800f237d90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff888008fe60e0 (&type->s_umount_key#33){.+.+}-{4:4}, at: super_trylock_shared+0x21/0x100
3 locks held by systemd-journal/96:
#0: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: do_sys_ftruncate+0x65/0xb0
#1: ffff8880159f3ed8 (&sb->s_type->i_mutex_key#6){++++}-{4:4}, at: do_truncate+0x131/0x200
#2: ffff8880159f4078 (mapping.invalidate_lock){++++}-{4:4}, at: ext4_setattr+0xb75/0x2540
1 lock held by in:imklog/174:
#0: ffff88800d509978 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
3 locks held by rs:main Q:Reg/175:
#0: ffff88800d5090b8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x122/0x240
#2: ffff8880171f03f8 (&sb->s_type->i_mutex_key#6){++++}-{4:4}, at: ext4_buffered_write_iter+0xae/0x3c0
2 locks held by syz-fuzzer/252:
#0: ffff88801613c658 (&vma->vm_lock->lock){++++}-{4:4}, at: lock_vma_under_rcu+0x141/0x800
#1: ffff88800f4a84f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x180/0x380
3 locks held by syz-executor.2/282:
#0: ffff88800c6bcb78 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff8880408ca168 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: iterate_dir+0xdf/0x5e0
#2: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: iterate_dir+0x464/0x5e0
3 locks held by syz-executor.6/286:
#0: ffff88800a117978 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff8880186f83f8 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: iterate_dir+0xdf/0x5e0
#2: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: iterate_dir+0x464/0x5e0
4 locks held by kworker/u9:5/324:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800e6efd90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f4a80e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f4aab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
4 locks held by kworker/u10:4/336:
#0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff888019567d90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f4a80e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f4aab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
3 locks held by syz-executor.0/3968:
#0: ffff888015f9cd38 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff8880186d9798 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: iterate_dir+0xdf/0x5e0
#2: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: iterate_dir+0x464/0x5e0
3 locks held by syz-executor.4/6498:
#0: ffff88800a117438 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff8880186da168 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: iterate_dir+0xdf/0x5e0
#2: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: iterate_dir+0x464/0x5e0
2 locks held by syz-executor.1/7078:
#0: ffff88801965ac40 (&vma->vm_lock->lock){++++}-{4:4}, at: lock_vma_under_rcu+0x141/0x800
#1: ffff88800f4a84f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x180/0x380
2 locks held by syz-executor.1/7083:
#0: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: splice_direct_to_actor+0x348/0x9d0
#1: ffff8880408cc8a8 (&sb->s_type->i_mutex_key#6){++++}-{4:4}, at: ext4_file_write_iter+0x83f/0x18e0
2 locks held by syz-executor.7/7099:
#0: ffff88800bb42148 (&vma->vm_lock->lock){++++}-{4:4}, at: lock_vma_under_rcu+0x141/0x800
#1: ffff88800f4a84f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x180/0x380
3 locks held by syz-executor.7/7100:
#0: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: __ext4_ioctl+0x237a/0x3b20
#1: ffff88800f4ac160 (&journal->j_barrier){+.+.}-{4:4}, at: jbd2_journal_lock_updates+0x15d/0x310
#2: ffff88800f4ac3e8 (&journal->j_checkpoint_mutex){+.+.}-{4:4}, at: jbd2_journal_flush+0x19e/0xc30
2 locks held by syz-executor.5/7102:
#0: ffff88800f4a83f8 (sb_writers#3){.+.+}-{0:0}, at: filename_create+0xf5/0x4a0
#1: ffff8880408cbed8 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x1ae/0x4a0
=============================================