INFO: task syz-executor.1:14737 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:26696 pid:14737 ppid:3632 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:1323
gfs2_get_tree+0x4a/0x270 fs/gfs2/ops_fstype.c:1330
vfs_get_tree+0x89/0x2f0 fs/super.c:1530
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: 0033:0x7ff834e8cada
RSP: 002b:00007ff835c65f88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007ff834e8cada
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007ff835c65fe0
RBP: 00007ff835c66020 R08: 00007ff835c66020 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007ff835c65fe0 R15: 000000002000ddc0
INFO: task gfs2_quotad:14751 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:gfs2_quotad state:D stack:28632 pid:14751 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:306
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 27 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+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:306
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 3696 Comm: kworker/0:4 Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
Workqueue: events nsim_dev_trap_report_work
RIP: 0010:unwind_next_frame+0x91/0x1cc0 arch/x86/kernel/unwind_orc.c:424
Code: 15 00 00 49 8b 45 48 48 89 44 24 10 49 8d 45 38 48 89 c2 48 89 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 <0f> 85 66 15 00 00 49 8b 45 38 bf 01 00 00 00 48 89 44 24 18 e8 26
RSP: 0018:ffffc90003cef758 EFLAGS: 00000046
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 1ffff9200079df00 RSI: ffffffff857f73e8 RDI: ffffc90003cef7c8
RBP: ffffc90003cef810 R08: 0000000000000001 R09: ffffc90003cef7fc
R10: fffff5200079df04 R11: ffffc90003cefc58 R12: ffffc90003cef880
R13: ffffc90003cef7c8 R14: ffff88803f64e0c0 R15: ffff888011840900
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa96b0d53be CR3: 000000000bc8e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x1e/0x40 mm/kasan/common.c:45
kasan_set_track+0x21/0x30 mm/kasan/common.c:52
kasan_save_free_info+0x27/0x40 mm/kasan/generic.c:511
____kasan_slab_free mm/kasan/common.c:236 [inline]
____kasan_slab_free+0x13b/0x1a0 mm/kasan/common.c:200
kasan_slab_free include/linux/kasan.h:177 [inline]
__cache_free mm/slab.c:3389 [inline]
__do_kmem_cache_free mm/slab.c:3585 [inline]
__kmem_cache_free+0xc9/0x3a0 mm/slab.c:3592
skb_free_head+0xac/0x110 net/core/skbuff.c:760
skb_release_data+0x5f1/0x870 net/core/skbuff.c:789
skb_release_all net/core/skbuff.c:854 [inline]
__kfree_skb net/core/skbuff.c:868 [inline]
consume_skb net/core/skbuff.c:1033 [inline]
consume_skb+0xc2/0x160 net/core/skbuff.c:1027
nsim_dev_trap_report drivers/net/netdevsim/dev.c:815 [inline]
nsim_dev_trap_report_work+0x878/0xc70 drivers/net/netdevsim/dev.c:844
process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e4/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306