INFO: task syz-executor:6636 blocked for more than 143 seconds.
Not tainted 6.13.0-rc2-syzkaller-00031-gf92f4749861b #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:20200 pid:6636 tgid:6636 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6905
rwsem_down_read_slowpath kernel/locking/rwsem.c:1084 [inline]
__down_read_common kernel/locking/rwsem.c:1248 [inline]
__down_read kernel/locking/rwsem.c:1261 [inline]
down_read+0x705/0xa40 kernel/locking/rwsem.c:1526
__gfs2_trans_begin+0x55d/0x950 fs/gfs2/trans.c:87
gfs2_trans_begin+0x71/0xe0 fs/gfs2/trans.c:118
gfs2_write_jdata_batch fs/gfs2/aops.c:194 [inline]
gfs2_write_cache_jdata+0x719/0x1d70 fs/gfs2/aops.c:323
gfs2_jdata_writepages+0x85/0x160 fs/gfs2/aops.c:366
gfs2_ail1_start_one fs/gfs2/log.c:134 [inline]
gfs2_ail1_flush+0xb85/0xf40 fs/gfs2/log.c:215
gfs2_ail1_start fs/gfs2/log.c:246 [inline]
empty_ail1_list+0x1a5/0x3c0 fs/gfs2/log.c:978
gfs2_log_flush+0x20f2/0x2610 fs/gfs2/log.c:1130
gfs2_kill_sb+0x5b/0x350 fs/gfs2/ops_fstype.c:1775
deactivate_locked_super+0xc6/0x130 fs/super.c:473
cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373
task_work_run+0x251/0x310 kernel/task_work.c:239
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fea9f381247
RSP: 002b:00007fff577bcac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fea9f381247
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff577bcb80
RBP: 00007fff577bcb80 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff577bdc00
R13: 00007fea9f3f3ab4 R14: 0000000000042801 R15: 00007fff577bdc40
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc2-syzkaller-00031-gf92f4749861b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline]
watchdog+0xff6/0x1040 kernel/hung_task.c:397
kthread+0x2f2/0x390 kernel/kthread.c:389
ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 13300 Comm: dhcpcd-run-hook Not tainted 6.13.0-rc2-syzkaller-00031-gf92f4749861b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:srso_alias_safe_ret+0x0/0x7 arch/x86/lib/retpoline.S:171
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <48> 8d 64 24 08 c3 cc e8 f4 ff ff ff 0f 0b cc cc cc cc cc cc cc cc
RSP: 0018:ffffc90000a18820 EFLAGS: 00000046
RAX: 0000000000000100 RBX: ffff888028b4f418 RCX: ffff88802aaf3c00
RDX: 0000000000000100 RSI: ffff888028b4f418 RDI: ffff888028b4f418
RBP: 1ffff11005169e83 R08: ffffffff8bc3b85b R09: 1ffffffff2032cae
R10: dffffc0000000000 R11: fffffbfff2032caf R12: ffff8880b872cb50
R13: ffff8880b872cb50 R14: ffff888028b4f418 R15: ffff888028b4f418
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f64260465e8 CR3: 0000000024e92000 CR4: 0000000000350ef0
Call Trace:
srso_alias_return_thunk+0x5/0xfbef5 arch/x86/lib/retpoline.S:181
timerqueue_add+0x4b/0x290 lib/timerqueue.c:38
enqueue_hrtimer+0x1b2/0x3c0 kernel/time/hrtimer.c:1084
__hrtimer_start_range_ns kernel/time/hrtimer.c:1251 [inline]
hrtimer_start_range_ns+0xac8/0xca0 kernel/time/hrtimer.c:1293
hrtimer_start include/linux/hrtimer.h:260 [inline]
dummy_timer+0x4434/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:2006
__run_hrtimer kernel/time/hrtimer.c:1739 [inline]
__hrtimer_run_queues+0x59d/0xd30 kernel/time/hrtimer.c:1803
hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820
handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:get_lock_parent_ip include/linux/ftrace.h:999 [inline]
RIP: 0010:preempt_latency_start kernel/sched/core.c:5829 [inline]
RIP: 0010:preempt_count_add+0x95/0x190 kernel/sched/core.c:5854
Code: 7e 0f b6 c0 3d f5 00 00 00 73 5e 65 8b 05 cb 64 96 7e 25 ff ff ff 7f 39 d8 75 44 4c 8b 74 24 18 4c 89 f7 e8 fd 7b 0e 00 85 c0 <74> 0a 45 31 f6 31 ff e8 ef 7b 0e 00 65 48 8b 1c 25 00 d6 03 00 48
RSP: 0018:ffffc9000f966f90 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff8bcaff00
RDX: dffffc0000000000 RSI: ffffffff81f24e17 RDI: ffffffff814b9930
RBP: ffffc9000f9670b8 R08: 0000000000000004 R09: ffffc9000f967170
R10: dffffc0000000000 R11: ffffffff818b2450 R12: dffffc0000000000
R13: ffffc9000f967080 R14: ffffffff814b9930 R15: dffffc0000000000
unwind_next_frame+0xb0/0x22d0 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:47 [inline]
kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2338 [inline]
slab_free mm/slub.c:4598 [inline]
kmem_cache_free+0x195/0x410 mm/slub.c:4700
anon_vma_chain_free mm/rmap.c:147 [inline]
unlink_anon_vmas+0x297/0x5f0 mm/rmap.c:421
free_pgtables+0x567/0x840 mm/memory.c:407
exit_mmap+0x48e/0xc20 mm/mmap.c:1679
__mmput+0x115/0x3c0 kernel/fork.c:1353
exec_mmap+0x7a5/0x890 fs/exec.c:1018
begin_new_exec+0x1285/0x1f90 fs/exec.c:1274
load_elf_binary+0x95b/0x2770 fs/binfmt_elf.c:1002
search_binary_handler fs/exec.c:1748 [inline]
exec_binprm fs/exec.c:1790 [inline]
bprm_execve+0xaf7/0x17a0 fs/exec.c:1842
do_execveat_common+0x55f/0x6f0 fs/exec.c:1949
do_execve fs/exec.c:2023 [inline]
__do_sys_execve fs/exec.c:2099 [inline]
__se_sys_execve fs/exec.c:2094 [inline]
__x64_sys_execve+0x92/0xb0 fs/exec.c:2094
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6425f93ef7
Code: Unable to access opcode bytes at 0x7f6425f93ecd.
RSP: 002b:00007fffc7b20428 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 000055ebde574020 RCX: 00007f6425f93ef7
RDX: 000055ebde574048 RSI: 000055ebde574020 RDI: 000055ebde5740d0
RBP: 000055ebde5740d0 R08: 000055ebde5740d9 R09: 00007fffc7b24e5b
R10: 0000000000000008 R11: 0000000000000246 R12: 000055ebde574048
R13: 00007f6426141904 R14: 000055ebde574048 R15: 0000000000000000