INFO: task syz-executor.7:13784 blocked for more than 143 seconds.
Not tainted 6.12.0-rc7-next-20241115 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.7 state:D stack:29344 pid:13784 tgid:13765 ppid:10677 flags:0x00004004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
wb_wait_for_completion+0x187/0x240
sync_inodes_sb+0x1a8/0x9b0
sync_inodes_one_sb+0x51/0x60
iterate_supers+0xd6/0x230
ksys_sync+0x8a/0x150
__do_sys_sync+0xe/0x20
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ecc845b19
RSP: 002b:00007f9ec9d79188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f9ecc9590e0 RCX: 00007f9ecc845b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f9ecc89ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffa66a43cf R14: 00007f9ec9d79300 R15: 0000000000022000
INFO: task syz-executor.7:13793 blocked for more than 143 seconds.
Not tainted 6.12.0-rc7-next-20241115 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.7 state:D stack:29936 pid:13793 tgid:13765 ppid:10677 flags:0x00004004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
schedule_preempt_disabled+0x10/0x20
rwsem_down_write_slowpath+0x3a7/0x1190
down_write+0x1c4/0x1f0
sync_inodes_sb+0x18e/0x9b0
sync_inodes_one_sb+0x51/0x60
iterate_supers+0xd6/0x230
ksys_sync+0x8a/0x150
__do_sys_sync+0xe/0x20
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ecc845b19
RSP: 002b:00007f9ec9d58188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f9ecc9591a0 RCX: 00007f9ecc845b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f9ecc89ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffa66a43cf R14: 00007f9ec9d58300 R15: 0000000000022000
INFO: task syz-executor.7:13800 blocked for more than 143 seconds.
Not tainted 6.12.0-rc7-next-20241115 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.7 state:D stack:30016 pid:13800 tgid:13765 ppid:10677 flags:0x00004004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
schedule_preempt_disabled+0x10/0x20
rwsem_down_write_slowpath+0x3a7/0x1190
down_write+0x1c4/0x1f0
sync_inodes_sb+0x18e/0x9b0
sync_inodes_one_sb+0x51/0x60
iterate_supers+0xd6/0x230
ksys_sync+0x8a/0x150
__do_sys_sync+0xe/0x20
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ecc845b19
RSP: 002b:00007f9ec9d37188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f9ecc959260 RCX: 00007f9ecc845b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f9ecc89ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffa66a43cf R14: 00007f9ec9d37300 R15: 0000000000022000
INFO: task syz-executor.7:13801 blocked for more than 143 seconds.
Not tainted 6.12.0-rc7-next-20241115 #1
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.7 state:D stack:30016 pid:13801 tgid:13765 ppid:10677 flags:0x00004004
Call Trace:
__schedule+0xc19/0x2fa0
schedule+0xdb/0x340
schedule_preempt_disabled+0x10/0x20
rwsem_down_write_slowpath+0x3a7/0x1190
down_write+0x1c4/0x1f0
sync_inodes_sb+0x18e/0x9b0
sync_inodes_one_sb+0x51/0x60
iterate_supers+0xd6/0x230
ksys_sync+0x8a/0x150
__do_sys_sync+0xe/0x20
do_syscall_64+0xbf/0x1d0
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9ecc845b19
RSP: 002b:00007f9ec9d16188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f9ecc959320 RCX: 00007f9ecc845b19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f9ecc89ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffa66a43cf R14: 00007f9ec9d16300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by khungtaskd/31:
#0: ffffffff85c16180 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x70/0x390
1 lock held by journal-offline/13806:
#0: ffff88800f29ab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
2 locks held by in:imklog/172:
#0: ffff88801594d978 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffffffff85c16180 (rcu_read_lock){....}-{1:3}, at: __schedule+0x1d3/0x2fa0
3 locks held by kworker/u10:4/316:
#0: ffff888009820148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800a907d90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f29ab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
4 locks held by kworker/u10:6/772:
#0: ffff888009820148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00
#1: ffff88800cf07d90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00
#2: ffff88800f2980e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100
#3: ffff88800f29ab90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810
1 lock held by syz-executor.7/13782:
#0: ffff88800a579358 (&disk->open_mutex){+.+.}-{4:4}, at: sync_bdevs+0xfd/0x360
2 locks held by syz-executor.7/13784:
#0: ffff88800f2980e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_lock+0x315/0x3e0
#1: ffff88800b8247d0 (&bdi->wb_switch_rwsem){++++}-{4:4}, at: sync_inodes_sb+0x18e/0x9b0
2 locks held by syz-executor.7/13793:
#0: ffff88800f2980e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_lock+0x315/0x3e0
#1: ffff88800b8247d0 (&bdi->wb_switch_rwsem){++++}-{4:4}, at: sync_inodes_sb+0x18e/0x9b0
2 locks held by syz-executor.7/13800:
#0: ffff88800f2980e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_lock+0x315/0x3e0
#1: ffff88800b8247d0 (&bdi->wb_switch_rwsem){++++}-{4:4}, at: sync_inodes_sb+0x18e/0x9b0
2 locks held by syz-executor.7/13801:
#0: ffff88800f2980e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_lock+0x315/0x3e0
#1: ffff88800b8247d0 (&bdi->wb_switch_rwsem){++++}-{4:4}, at: sync_inodes_sb+0x18e/0x9b0
3 locks held by syz-executor.6/13786:
#0: ffff88801f7fad38 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x283/0x3a0
#1: ffff88800f2983f8 (sb_writers#3){.+.+}-{0:0}, at: ksys_write+0x122/0x240
#2: ffff888018e95c48 (&sb->s_type->i_mutex_key#6){++++}-{4:4}, at: ext4_file_write_iter+0xab8/0x18e0
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