INFO: task syz-executor.4:21968 blocked for more than 142 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:27960 pid:21968 ppid:3636 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f16b9e8b5a9
RSP: 002b:00007f16bab1a168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f16b9fac050 RCX: 00007f16b9e8b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f16b9ee67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5c51390f R14: 00007f16bab1a300 R15: 0000000000022000
INFO: task syz-executor.4:21973 blocked for more than 143 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:26616 pid:21973 ppid:3636 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f16b9e8b5a9
RSP: 002b:00007f16b91ff168 EFLAGS: 00000246
ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f16b9fac120 RCX: 00007f16b9e8b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f16b9ee67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe5c51390f R14: 00007f16b91ff300 R15: 0000000000022000
INFO: task syz-executor.1:21978 blocked for more than 143 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D
stack:27672 pid:21978 ppid:3637 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8b8b88b5a9
RSP: 002b:00007f8b8c65c168 EFLAGS: 00000246
ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f8b8b9ac050 RCX: 00007f8b8b88b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f8b8b8e67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe55e2ce9f R14: 00007f8b8c65c300 R15: 0000000000022000
INFO: task syz-executor.1:21979 blocked for more than 145 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:26616 pid:21979 ppid:3637 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f8b8b88b5a9
RSP: 002b:00007f8b8c63b168 EFLAGS: 00000246
ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f8b8b9ac120 RCX: 00007f8b8b88b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f8b8b8e67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe55e2ce9f R14: 00007f8b8c63b300 R15: 0000000000022000
INFO: task syz-executor.2:21997 blocked for more than 146 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D
stack:26936 pid:21997 ppid:3639 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f80c828b5a9
RSP: 002b:00007f80c75de168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f80c83ac050 RCX: 00007f80c828b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f80c82e67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffe2d89b0f R14: 00007f80c75de300 R15: 0000000000022000
INFO: task syz-executor.2:22005 blocked for more than 147 seconds.
Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D
stack:26616 pid:22005 ppid:3639 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0x8fc/0xda0 kernel/sched/core.c:6503
schedule+0xcb/0x190 kernel/sched/core.c:6579
schedule_timeout+0xac/0x300 kernel/time/timer.c:1911
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
f2fs_issue_checkpoint+0x30a/0x4f0
iterate_supers+0x137/0x1f0 fs/super.c:723
ksys_sync+0xd5/0x1c0 fs/sync.c:104
__do_sys_sync+0xa/0x10 fs/sync.c:113
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f80c828b5a9
RSP: 002b:00007f80c75bd168 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f80c83ac120 RCX: 00007f80c828b5a9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007f80c82e67b0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffe2d89b0f R14: 00007f80c75bd300 R15: 0000000000022000
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
nmi_cpu_backtrace+0x4e3/0x560 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x19b/0x3e0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xcf5/0xd40 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 21966 Comm: f2fs_ckpt-7:4 Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0010:check_kcov_mode kernel/kcov.c:184 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x33/0x60 kernel/kcov.c:207
Code: 00 6f 02 00 65 8b 15 e4 c8 78 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 8c 15 00 00 00 74 2c 8b 91 68 15 00 00 <83> fa 02 75 21 48 8b 91 70 15 00 00 48 8b 32 48 8d 7e 01 8b 89 6c
RSP: 0018:ffffc90008b26398 EFLAGS: 00000046
RAX: ffffffff8a42547b RBX: 0000000000000002 RCX: ffff888020adba80
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000018
RBP: ffffc90008b264b0 R08: ffffffff8a425470 R09: ffffc90008b26420
R10: fffff52001164c87 R11: 1ffff92001164c84 R12: 0000000000000002
R13: ffffc90008b26823 R14: dffffc0000000000 R15: ffffc90008b26823
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f405f784218 CR3: 00000000843fa000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
number+0xc3b/0x1040 lib/vsprintf.c:561
vsnprintf+0x12e7/0x1ce0 lib/vsprintf.c:2866
sprintf+0xd6/0x120 lib/vsprintf.c:3004
print_time kernel/printk/printk.c:1274 [inline]
info_print_prefix+0x169/0x300 kernel/printk/printk.c:1300
record_print_text+0x14e/0x420 kernel/printk/printk.c:1349
console_emit_next_record+0x62a/0xa60 kernel/printk/printk.c:2714
console_unlock+0x27c/0x6f0 kernel/printk/printk.c:2860
vprintk_emit+0xd1/0x1e0 kernel/printk/printk.c:2268
_printk+0xcf/0x10f kernel/printk/printk.c:2289
dump_stack_print_info+0xce/0x150 lib/dump_stack.c:57
__dump_stack lib/dump_stack.c:87 [inline]
dump_stack_lvl+0x1d7/0x2cb lib/dump_stack.c:106
f2fs_is_valid_blkaddr+0xc84/0x1250 fs/f2fs/checkpoint.c:205
f2fs_do_write_data_page+0x80d/0x2610 fs/f2fs/data.c:2666
f2fs_write_single_data_page+0xa6b/0x1ca0 fs/f2fs/data.c:2822
f2fs_write_cache_pages+0xfd2/0x2270 fs/f2fs/data.c:3097
__f2fs_write_data_pages fs/f2fs/data.c:3247 [inline]
f2fs_write_data_pages+0x7f6/0xc50 fs/f2fs/data.c:3274
do_writepages+0x3c3/0x690 mm/page-writeback.c:2469
filemap_fdatawrite_wbc+0x11e/0x170 mm/filemap.c:388
__filemap_fdatawrite_range mm/filemap.c:421 [inline]
__filemap_fdatawrite mm/filemap.c:427 [inline]
filemap_fdatawrite+0x15d/0x1e0 mm/filemap.c:432
f2fs_sync_dirty_inodes+0x2a0/0x670 fs/f2fs/checkpoint.c:1108
block_operations fs/f2fs/checkpoint.c:1241 [inline]
f2fs_write_checkpoint+0xbea/0x1d70 fs/f2fs/checkpoint.c:1650
__write_checkpoint_sync fs/f2fs/checkpoint.c:1767 [inline]
__checkpoint_and_complete_reqs+0xd1/0x3a0 fs/f2fs/checkpoint.c:1786
issue_checkpoint_thread+0xdc/0x290 fs/f2fs/checkpoint.c:1817
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306