INFO: task syz-executor.5:3329 blocked for more than 143 seconds.
Not tainted 6.1.0-rc1-next-20221021-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:26560 pid:3329 ppid:3643 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6503
schedule+0xda/0x1b0 kernel/sched/core.c:6579
schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911
do_wait_for_common kernel/sched/completion.c:85 [inline]
__wait_for_common+0x1ca/0x5c0 kernel/sched/completion.c:106
kthread_stop+0x1bf/0x830 kernel/kthread.c:709
gfs2_make_fs_ro+0x118/0x610 fs/gfs2/super.c:529
signal_our_withdraw fs/gfs2/util.c:166 [inline]
gfs2_withdraw.cold+0x4ae/0xfd9 fs/gfs2/util.c:351
gfs2_meta_check_ii+0x68/0xa0 fs/gfs2/util.c:509
gfs2_metatype_check_i fs/gfs2/util.h:126 [inline]
gfs2_metatype_check_i fs/gfs2/util.h:116 [inline]
gfs2_quota_init+0xca3/0xf70 fs/gfs2/quota.c:1395
gfs2_make_fs_rw+0x420/0x640 fs/gfs2/super.c:153
gfs2_fill_super+0x22c4/0x27a0 fs/gfs2/ops_fstype.c:1274
get_tree_bdev+0x440/0x760 fs/super.c:1324
gfs2_get_tree+0x4a/0x270 fs/gfs2/ops_fstype.c:1330
vfs_get_tree+0x89/0x2f0 fs/super.c:1531
do_new_mount fs/namespace.c:3040 [inline]
path_mount+0x1326/0x1e20 fs/namespace.c:3370
do_mount fs/namespace.c:3383 [inline]
__do_sys_mount fs/namespace.c:3591 [inline]
__se_sys_mount fs/namespace.c:3568 [inline]
__x64_sys_mount+0x27f/0x300 fs/namespace.c:3568
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f2a9da8cada
RSP: 002b:00007f2a9e7eef88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f2a9da8cada
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f2a9e7eefe0
RBP: 00007f2a9e7ef020 R08: 00007f2a9e7ef020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007f2a9e7eefe0 R15: 000000002000ddc0
INFO: task gfs2_quotad:3343 blocked for more than 144 seconds.
Not tainted 6.1.0-rc1-next-20221021-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:gfs2_quotad state:D stack:28696 pid:3343 ppid:2 flags:0x00024000
Call Trace:
context_switch kernel/sched/core.c:5191 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6503
schedule+0xda/0x1b0 kernel/sched/core.c:6579
bit_wait+0x12/0xe0 kernel/sched/wait_bit.c:199
__wait_on_bit+0x60/0x180 kernel/sched/wait_bit.c:49
out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64
wait_on_bit include/linux/wait_bit.h:76 [inline]
wait_on_bit include/linux/wait_bit.h:71 [inline]
__gfs2_glock_dq+0x9ad/0xd80 fs/gfs2/glock.c:1646
gfs2_glock_dq+0x7a/0x200 fs/gfs2/glock.c:1718
gfs2_glock_dq_uninit+0x16/0x100 fs/gfs2/glock.c:1738
gfs2_statfs_sync+0x3c7/0x540 fs/gfs2/super.c:306
gfs2_quotad+0x38b/0x570 fs/gfs2/quota.c:1545
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.1.0-rc1-next-20221021-syzkaller #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+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x24/0x18a lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x32f/0x3c0 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+0xc71/0xfc0 kernel/hung_task.c:377
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 3641 Comm: syz-fuzzer Not tainted 6.1.0-rc1-next-20221021-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0033:0x41f213
Code: af da 48 89 da 48 c1 eb 20 90 48 c1 ea 23 48 83 e3 07 48 89 ce 48 89 d9 41 b8 01 00 00 00 41 d3 e0 90 48 03 50 50 f0 44 08 02 <48> 8b 15 5e 43 b1 01 84 02 90 90 48 8b 48 18 90 48 bb 00 00 00 00
RSP: 002b:000000c01bfbabd0 EFLAGS: 00000206
RAX: 00007fec0972bf10 RBX: 0000000000000003 RCX: 0000000000000003
RDX: 00007fec13a7f2bb RSI: 0000000000000010 RDI: 0000000000000000
RBP: 000000c01bfbabe0 R08: 0000000000000008 R09: 0000000000000000
R10: 00007fec0972bf10 R11: 0000000000000000 R12: 000000c04531f5b0
R13: 0000000000000001 R14: 000000c000459a00 R15: ffffffffffffffff
FS: 000000c02ad7ac90 GS: 0000000000000000