Bluetooth: hci4: command 0x0406 tx timeout
Bluetooth: hci7: command 0x0406 tx timeout
Bluetooth: hci2: command 0x0406 tx timeout
Bluetooth: hci3: command 0x0406 tx timeout
Bluetooth: hci6: command 0x0406 tx timeout
INFO: task kworker/u10:0:26 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u10:0 state:D stack:25872 pid:26 tgid:26 ppid:2 task_flags:0x4248060 flags:0x00080000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_do_writepages+0xd95/0x37b0
ext4_writepages+0x369/0x7a0
do_writepages+0x244/0x5c0
__writeback_single_inode+0x104/0x1100
writeback_sb_inodes+0x6c1/0x1a70
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x62d/0x9b0
wb_workfn+0x6cf/0xd90
process_one_work+0x8e1/0x1960
worker_thread+0x67e/0xe90
kthread+0x385/0x490
ret_from_fork+0x67a/0x7a0
ret_from_fork_asm+0x1a/0x30
INFO: task jbd2/sda-8:70 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:jbd2/sda-8 state:D stack:27008 pid:70 tgid:70 ppid:2 task_flags:0x240040 flags:0x00080000
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
jbd2_journal_wait_updates+0x11e/0x240
jbd2_journal_commit_transaction+0x6ce/0x5ba0
kjournald2+0x1d8/0x720
kthread+0x385/0x490
ret_from_fork+0x67a/0x7a0
ret_from_fork_asm+0x1a/0x30
INFO: task kworker/u10:2:107 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u10:2 state:D stack:24056 pid:107 tgid:107 ppid:2 task_flags:0x4248060 flags:0x00080000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_do_writepages+0xd95/0x37b0
ext4_writepages+0x369/0x7a0
do_writepages+0x244/0x5c0
__writeback_single_inode+0x104/0x1100
writeback_sb_inodes+0x6c1/0x1a70
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x62d/0x9b0
wb_workfn+0x6cf/0xd90
process_one_work+0x8e1/0x1960
worker_thread+0x67e/0xe90
kthread+0x385/0x490
ret_from_fork+0x67a/0x7a0
ret_from_fork_asm+0x1a/0x30
INFO: task syz-executor.1:280 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:24312 pid:280 tgid:280 ppid:1 task_flags:0x400140 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
jbd2_log_wait_commit+0x2bf/0x460
jbd2_journal_stop+0xa91/0xdf0
__ext4_journal_stop+0xe2/0x1f0
ext4_evict_inode+0x854/0x1610
evict+0x334/0x9e0
iput.part.0+0x7c9/0xd00
iput+0x35/0x40
filename_unlinkat+0x40c/0x620
__x64_sys_unlink+0x47/0x90
do_syscall_64+0xbf/0x420
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fea3978c457
RSP: 002b:00007fffa4ff3d48 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea3978c457
RDX: 00007fffa4ff3d80 RSI: 00007fffa4ff3d80 RDI: 00007fffa4ff3e10
RBP: 00007fffa4ff3e10 R08: 0000000000000001 R09: 00007fffa4ff3be0
R10: 000055556dd9dc7b R11: 0000000000000206 R12: 00007fea397e6105
R13: 00007fffa4ff4ed0 R14: 000055556dd9dc20 R15: 00007fffa4ff4f10
INFO: task syz-executor.2:281 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:24552 pid:281 tgid:281 ppid:1 task_flags:0x400140 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1bc/0x1460
touch_atime+0x607/0x750
iterate_dir+0x46b/0x5f0
__x64_sys_getdents64+0x13c/0x2c0
do_syscall_64+0xbf/0x420
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f594b5099c7
RSP: 002b:00007ffe1e45f688 EFLAGS: 00000293 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 0000555569579c20 RCX: 00007f594b5099c7
RDX: 0000000000008000 RSI: 0000555569579c50 RDI: 0000000000000003
RBP: 0000555569579c50 R08: 0000000000000030 R09: 00007f594b5ca640
R10: 0000000000000231 R11: 0000000000000293 R12: ffffffffffffffbc
R13: 0000555569579c24 R14: 0000000000000016 R15: 00007ffe1e460880
INFO: task kworker/u10:4:331 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u10:4 state:D stack:24576 pid:331 tgid:331 ppid:2 task_flags:0x4248060 flags:0x00080000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_do_writepages+0xd95/0x37b0
ext4_writepages+0x369/0x7a0
do_writepages+0x244/0x5c0
__writeback_single_inode+0x104/0x1100
writeback_sb_inodes+0x6c1/0x1a70
__writeback_inodes_wb+0xbe/0x270
wb_writeback+0x62d/0x9b0
wb_workfn+0x6cf/0xd90
process_one_work+0x8e1/0x1960
worker_thread+0x67e/0xe90
kthread+0x385/0x490
ret_from_fork+0x67a/0x7a0
ret_from_fork_asm+0x1a/0x30
INFO: task syz-executor.6:4051 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.6 state:D stack:26736 pid:4051 tgid:4051 ppid:285 task_flags:0x400040 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1bc/0x1460
file_update_time_flags+0x45d/0x4f0
ext4_page_mkwrite+0x329/0x1710
do_page_mkwrite+0x17a/0x370
__handle_mm_fault+0x1096/0x2f30
handle_mm_fault+0x2d8/0x750
do_user_addr_fault+0x501/0x12b0
exc_page_fault+0xb0/0x180
asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7f13cf8fb673
RSP: 002b:00007ffdb77c99c8 EFLAGS: 00010287
RAX: 0000001b2ce22000 RBX: 00007f13cf6d5008 RCX: 0000001b2ce20000
RDX: 0000001b2ce22004 RSI: ffffffff81c2a390 RDI: 00000000a4826306
RBP: 0000000000000001 R08: 0000001b2de20000 R09: 0000001b2ce21a18
R10: 0000000000000308 R11: 00000000a482630a R12: 00000000000044ce
R13: 00007f13cfa65000 R14: ffffffff81c2a390 R15: 00007f13cfa70ff0
INFO: task syz-executor.4:4065 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:26736 pid:4065 tgid:4065 ppid:283 task_flags:0x400040 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1bc/0x1460
file_update_time_flags+0x45d/0x4f0
ext4_page_mkwrite+0x329/0x1710
do_page_mkwrite+0x17a/0x370
__handle_mm_fault+0x1096/0x2f30
handle_mm_fault+0x2d8/0x750
do_user_addr_fault+0x501/0x12b0
exc_page_fault+0xb0/0x180
asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7fd4f38b2673
RSP: 002b:00007ffc60627098 EFLAGS: 00010287
RAX: 0000001b2d027000 RBX: 00007fd4f368c008 RCX: 0000001b2d020000
RDX: 0000001b2d027004 RSI: ffffffff8202050f RDI: 00000000f1e22eaf
RBP: 0000000000000001 R08: 0000001b2e020000 R09: 0000001b2d026b0c
R10: 0000000000000eb1 R11: 00000000f1e22eb3 R12: 0000000000000a53
R13: 00007fd4f3a1c000 R14: ffffffff8202050f R15: 00007fd4f3a27ff0
INFO: task syz-executor.4:4067 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:24120 pid:4067 tgid:4065 ppid:283 task_flags:0x400140 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1bc/0x1460
touch_atime+0x607/0x750
filemap_splice_read+0x9b7/0xd10
ext4_file_splice_read+0xfd/0x150
do_splice_read+0x1f8/0x2a0
splice_direct_to_actor+0x2a8/0x9d0
do_splice_direct+0x179/0x250
do_sendfile+0xa8e/0xdc0
__x64_sys_sendfile64+0x1d3/0x210
do_syscall_64+0xbf/0x420
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd4f3914b19
RSP: 002b:00007fd4f0e8a188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007fd4f3a27f60 RCX: 00007fd4f3914b19
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004
RBP: 00007fd4f396ef6d R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000fdef R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc606270cf R14: 00007fd4f0e8a300 R15: 0000000000022000
INFO: task syz-executor.5:4088 blocked for more than 143 seconds.
Not tainted 6.19.0-rc6-next-20260123 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:26736 pid:4088 tgid:4088 ppid:286 task_flags:0x400040 flags:0x00080002
Call Trace:
__schedule+0xfce/0x4440
schedule+0xdb/0x390
wait_transaction_locked+0x19a/0x230
add_transaction_credits+0x116/0xe20
start_this_handle+0x3d3/0x12d0
jbd2__journal_start+0x393/0x820
__ext4_journal_start_sb+0x325/0x580
ext4_dirty_inode+0xa5/0x130
__mark_inode_dirty+0x1bc/0x1460
file_update_time_flags+0x45d/0x4f0
ext4_page_mkwrite+0x329/0x1710
do_page_mkwrite+0x17a/0x370
__handle_mm_fault+0x1096/0x2f30
handle_mm_fault+0x2d8/0x750
do_user_addr_fault+0x501/0x12b0
exc_page_fault+0xb0/0x180
asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7fb17219b673
RSP: 002b:00007ffe1dfec1e8 EFLAGS: 00010287
RAX: 0000001b2cf2c000 RBX: 00007fb171f75008 RCX: 0000001b2cf20000
RDX: 0000001b2cf2c004 RSI: ffffffff84c9e360 RDI: 0000000020b4c297
RBP: 0000000000000001 R08: 0000001b2df20000 R09: 0000001b2cf2b130
R10: 0000000000000297 R11: 0000000020b4c29b R12: 00000000000012e3
R13: 00007fb172305000 R14: ffffffff84c9e360 R15: 00007fb172310ff0
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
4 locks held by kworker/u10:0/26:
#0: ffff888009ec1948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ed/0x1960
#1: ffff888009bdfd18 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x857/0x1960
#2: ffff88800fc960e0 (&type->s_umount_key#48){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800fc94b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x244/0x5c0
1 lock held by khungtaskd/31:
#0: ffffffff85e28000 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0
2 locks held by systemd-journal/96:
#0: ffff88800c1e8448 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x118/0x560
#1: ffff88800fc964f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x370
4 locks held by kworker/u10:2/107:
#0: ffff888009ec1948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ed/0x1960
#1: ffff88800f78fd18 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x857/0x1960
#2: ffff88800fc960e0 (&type->s_umount_key#48){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800fc94b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x244/0x5c0
2 locks held by in:imklog/175:
3 locks held by rs:main Q:Reg/177:
#0: ffff88801651a0f8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2a8/0x380
#1: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x121/0x240
#2: ffff88801b0c8d68 (&sb->s_type->i_mutex_key#8){++++}-{4:4}, at: ext4_buffered_write_iter+0xab/0x430
2 locks held by syz-executor.1/280:
#0: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: filename_unlinkat+0x183/0x620
#1: ffff88800fc965e8 (sb_internal){.+.+}-{0:0}, at: evict+0x334/0x9e0
3 locks held by syz-executor.2/281:
#0: ffff888016533438 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x2a8/0x380
#1: ffff88801f916330 (&type->i_mutex_dir_key#3){++++}-{4:4}, at: iterate_dir+0xdf/0x5f0
#2: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: iterate_dir+0x46b/0x5f0
4 locks held by kworker/u10:4/331:
#0: ffff888009ec1948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ed/0x1960
#1: ffff88801a42fd18 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x857/0x1960
#2: ffff88800fc960e0 (&type->s_umount_key#48){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800fc94b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x244/0x5c0
1 lock held by syz-executor.6/3988:
#0: ffff88800fc965e8 (sb_internal){.+.+}-{0:0}, at: evict+0x334/0x9e0
1 lock held by syz-executor.6/4026:
#0: ffff88800fc965e8 (sb_internal){.+.+}-{0:0}, at: evict+0x334/0x9e0
2 locks held by syz-executor.6/4051:
#0: ffff88800e94e948 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x118/0x560
#1: ffff88800fc964f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x370
2 locks held by syz-executor.4/4065:
#0: ffff88800d898308 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x118/0x560
#1: ffff88800fc964f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x370
1 lock held by syz-executor.4/4067:
#0: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: filemap_splice_read+0x9b7/0xd10
1 lock held by syz-executor.5/4068:
#0: ffff88800fc965e8 (sb_internal){.+.+}-{0:0}, at: evict+0x334/0x9e0
2 locks held by syz-executor.5/4088:
#0: ffff88800c9b7308 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x118/0x560
#1: ffff88800fc964f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x370
3 locks held by syz-executor.3/4090:
#0: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: filename_create+0xf7/0x400
#1: ffff88801b0359a8 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x1b1/0x400
#2: ffff88800fc92950 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xe32/0x12d0
2 locks held by syz-executor.7/4092:
#0: ffff88801effa1c8 (vm_lock){++++}-{0:0}, at: lock_vma_under_rcu+0x118/0x560
#1: ffff88800fc964f0 (sb_pagefaults){.+.+}-{0:0}, at: do_page_mkwrite+0x17a/0x370
2 locks held by syz-executor.0/4096:
#0: ffff88800fc963f8 (sb_writers#3){.+.+}-{0:0}, at: filename_create+0xf7/0x400
#1: ffff88801f8d5020 (&type->i_mutex_dir_key#3/1){+.+.}-{4:4}, at: filename_create+0x1b1/0x400
=============================================