INFO: task syz-executor412:3529 blocked for more than 143 seconds.
Not tainted 5.15.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor412 state:D stack:26976 pid: 3529 ppid: 3526 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5026 [inline]
__schedule+0x12c4/0x4590 kernel/sched/core.c:6372
schedule+0x11b/0x1f0 kernel/sched/core.c:6455
rwsem_down_write_slowpath+0xebb/0x15c0 kernel/locking/rwsem.c:1157
__down_write_common kernel/locking/rwsem.c:1284 [inline]
__down_write kernel/locking/rwsem.c:1293 [inline]
down_write+0x164/0x170 kernel/locking/rwsem.c:1542
filemap_invalidate_lock include/linux/fs.h:832 [inline]
blkdev_fallocate+0x257/0x3d0 block/fops.c:600
vfs_fallocate+0x54a/0x6b0 fs/open.c:308
ksys_fallocate fs/open.c:331 [inline]
__do_sys_fallocate fs/open.c:339 [inline]
__se_sys_fallocate fs/open.c:337 [inline]
__x64_sys_fallocate+0xb9/0x100 fs/open.c:337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f7017a75e19
RSP: 002b:00007fff0c359c68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f7017a75e19
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000010000000002 R11: 0000000000000246 R12: 00007f7017a395f0
R13: 0000000000000000 R14: 00007fff0c359c90 R15: 00007fff0c359c80
INFO: task syz-executor412:3531 blocked for more than 143 seconds.
Not tainted 5.15.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor412 state:D stack:26976 pid: 3531 ppid: 3527 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5026 [inline]
__schedule+0x12c4/0x4590 kernel/sched/core.c:6372
schedule+0x11b/0x1f0 kernel/sched/core.c:6455
rwsem_down_write_slowpath+0xebb/0x15c0 kernel/locking/rwsem.c:1157
__down_write_common kernel/locking/rwsem.c:1284 [inline]
__down_write kernel/locking/rwsem.c:1293 [inline]
down_write+0x164/0x170 kernel/locking/rwsem.c:1542
filemap_invalidate_lock include/linux/fs.h:832 [inline]
blkdev_fallocate+0x257/0x3d0 block/fops.c:600
vfs_fallocate+0x54a/0x6b0 fs/open.c:308
ksys_fallocate fs/open.c:331 [inline]
__do_sys_fallocate fs/open.c:339 [inline]
__se_sys_fallocate fs/open.c:337 [inline]
__x64_sys_fallocate+0xb9/0x100 fs/open.c:337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f7017a75e19
RSP: 002b:00007fff0c359c68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f7017a75e19
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000010000000002 R11: 0000000000000246 R12: 00007f7017a395f0
R13: 0000000000000000 R14: 00007fff0c359c90 R15: 00007fff0c359c80
INFO: task syz-executor412:3532 blocked for more than 144 seconds.
Not tainted 5.15.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor412 state:D stack:26688 pid: 3532 ppid: 3525 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5026 [inline]
__schedule+0x12c4/0x4590 kernel/sched/core.c:6372
schedule+0x11b/0x1f0 kernel/sched/core.c:6455
rwsem_down_write_slowpath+0xebb/0x15c0 kernel/locking/rwsem.c:1157
__down_write_common kernel/locking/rwsem.c:1284 [inline]
__down_write kernel/locking/rwsem.c:1293 [inline]
down_write+0x164/0x170 kernel/locking/rwsem.c:1542
filemap_invalidate_lock include/linux/fs.h:832 [inline]
blkdev_fallocate+0x257/0x3d0 block/fops.c:600
vfs_fallocate+0x54a/0x6b0 fs/open.c:308
ksys_fallocate fs/open.c:331 [inline]
__do_sys_fallocate fs/open.c:339 [inline]
__se_sys_fallocate fs/open.c:337 [inline]
__x64_sys_fallocate+0xb9/0x100 fs/open.c:337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f7017a75e19
RSP: 002b:00007fff0c359c68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f7017a75e19
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000010000000002 R11: 0000000000000246 R12: 00007f7017a395f0
R13: 0000000000000000 R14: 00007fff0c359c90 R15: 00007fff0c359c80
INFO: task syz-executor412:3539 blocked for more than 144 seconds.
Not tainted 5.15.113-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor412 state:D stack:24080 pid: 3539 ppid: 3521 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5026 [inline]
__schedule+0x12c4/0x4590 kernel/sched/core.c:6372
schedule+0x11b/0x1f0 kernel/sched/core.c:6455
rwsem_down_write_slowpath+0xebb/0x15c0 kernel/locking/rwsem.c:1157
__down_write_common kernel/locking/rwsem.c:1284 [inline]
__down_write kernel/locking/rwsem.c:1293 [inline]
down_write+0x164/0x170 kernel/locking/rwsem.c:1542
filemap_invalidate_lock include/linux/fs.h:832 [inline]
blkdev_fallocate+0x257/0x3d0 block/fops.c:600
vfs_fallocate+0x54a/0x6b0 fs/open.c:308
ksys_fallocate fs/open.c:331 [inline]
__do_sys_fallocate fs/open.c:339 [inline]
__se_sys_fallocate fs/open.c:337 [inline]
__x64_sys_fallocate+0xb9/0x100 fs/open.c:337
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f7017a75e19
RSP: 002b:00007fff0c359c68 EFLAGS: 00000246 ORIG_RAX: 000000000000011d
RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007f7017a75e19
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000010000000002 R11: 0000000000000246 R12: 000000000004b060
R13: 00007fff0c359c7c R14: 00007fff0c359c90 R15: 00007fff0c359c80
Showing all locks held in the system:
1 lock held by khungtaskd/27:
#0: ffffffff8c91c560 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
1 lock held by klogd/2950:
2 locks held by getty/3263:
#0: ffff88802406d098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252
#1: ffffc900024bb2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1da0 drivers/tty/n_tty.c:2147
1 lock held by syz-executor412/3529:
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x257/0x3d0 block/fops.c:600
1 lock held by syz-executor412/3530:
1 lock held by syz-executor412/3531:
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x257/0x3d0 block/fops.c:600
1 lock held by syz-executor412/3532:
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x257/0x3d0 block/fops.c:600
1 lock held by syz-executor412/3539:
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x257/0x3d0 block/fops.c:600
1 lock held by syz-executor412/3546:
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff88814089f338 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_fallocate+0x257/0x3d0 block/fops.c:600
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.113-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
watchdog+0xe72/0xeb0 kernel/hung_task.c:295
kthread+0x3f6/0x4f0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 20 Comm: ksoftirqd/1 Not tainted 5.15.113-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:218 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x28/0x80 kernel/kcov.c:284
Code: 1f 00 4c 8b 04 24 65 48 8b 15 04 83 82 7e 65 8b 05 05 83 82 7e a9 00 01 ff 00 74 10 a9 00 01 00 00 74 5b 83 ba 34 16 00 00 00 <74> 52 8b 82 10 16 00 00 83 f8 03 75 47 48 8b 8a 18 16 00 00 44 8b
RSP: 0018:ffffc90000da7bd8 EFLAGS: 00000246
RAX: 0000000080000100 RBX: 0000000080000100 RCX: 0000000000000101
RDX: ffff888011e38000 RSI: 0000000080000100 RDI: 0000000000000000
RBP: ffffe8ffffd20af8 R08: ffffffff83ee786b R09: fffffbfff1f79221
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801b6f7700
R13: dffffc0000000000 R14: ffff888147d88380 R15: 1ffff11003636c7c
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056490b1fd600 CR3: 00000000742bd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
should_resched arch/x86/include/asm/preempt.h:103 [inline]
blk_stat_add+0x3ab/0x460 block/blk-stat.c:76
__blk_mq_end_request+0x1e3/0x380 block/blk-mq.c:557
blk_complete_reqs block/blk-mq.c:587 [inline]
blk_done_softirq+0xf2/0x130 block/blk-mq.c:592
__do_softirq+0x3b3/0x93a kernel/softirq.c:558
run_ksoftirqd+0xc1/0x120 kernel/softirq.c:920
smpboot_thread_fn+0x51b/0x9d0 kernel/smpboot.c:164
kthread+0x3f6/0x4f0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298