INFO: task kworker/u8:1:12 blocked for more than 143 seconds.
Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:1 state:D stack:23032 pid:12 tgid:12 ppid:2 flags:0x00004000
Workqueue: writeback wb_workfn (flush-7:4)
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x17fb/0x4be0 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
__mutex_lock_common kernel/locking/mutex.c:665 [inline]
__mutex_lock+0x7e7/0xee0 kernel/locking/mutex.c:735
hfs_find_init+0x16e/0x1f0
hfs_ext_write_extent+0x12c/0x1d0 fs/hfs/extent.c:141
hfs_write_inode+0xbc/0xec0 fs/hfs/inode.c:429
write_inode fs/fs-writeback.c:1525 [inline]
__writeback_single_inode+0x708/0x10d0 fs/fs-writeback.c:1745
writeback_sb_inodes+0x820/0x1360 fs/fs-writeback.c:1976
__writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2047
wb_writeback+0x427/0xb80 fs/fs-writeback.c:2158
wb_check_background_flush fs/fs-writeback.c:2228 [inline]
wb_do_writeback fs/fs-writeback.c:2316 [inline]
wb_workfn+0xc4b/0x1080 fs/fs-writeback.c:2343
process_one_work kernel/workqueue.c:3229 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310
worker_thread+0x870/0xd30 kernel/workqueue.c:3391
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task syz.4.62:6328 blocked for more than 144 seconds.
Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.62 state:D stack:24688 pid:6328 tgid:6327 ppid:5829 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x17fb/0x4be0 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
__mutex_lock_common kernel/locking/mutex.c:665 [inline]
__mutex_lock+0x7e7/0xee0 kernel/locking/mutex.c:735
hfs_find_init+0x16e/0x1f0
hfs_ext_read_extent fs/hfs/extent.c:200 [inline]
hfs_extend_file+0x31b/0x1450 fs/hfs/extent.c:401
hfs_bmap_reserve+0xd9/0x400 fs/hfs/btree.c:234
__hfs_ext_write_extent+0x22e/0x4f0 fs/hfs/extent.c:121
__hfs_ext_cache_extent+0x6a/0x990 fs/hfs/extent.c:174
hfs_ext_read_extent fs/hfs/extent.c:202 [inline]
hfs_extend_file+0x344/0x1450 fs/hfs/extent.c:401
hfs_get_block+0x3e4/0xb60 fs/hfs/extent.c:353
__block_write_begin_int+0x692/0x19a0 fs/buffer.c:2116
block_write_begin fs/buffer.c:2226 [inline]
cont_write_begin+0x77f/0xb40 fs/buffer.c:2577
hfs_write_begin+0x68/0xb0 fs/hfs/inode.c:52
generic_perform_write+0x346/0x990 mm/filemap.c:4055
generic_file_write_iter+0xae/0x310 mm/filemap.c:4182
new_sync_write fs/read_write.c:586 [inline]
vfs_write+0xaeb/0xd30 fs/read_write.c:679
ksys_write+0x18f/0x2b0 fs/read_write.c:731
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: 0033:0x7fee3df85d29
RSP: 002b:00007fee3ee7e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fee3e175fa0 RCX: 00007fee3df85d29
RDX: 00000000175d9003 RSI: 0000000020000200 RDI: 0000000000000005
RBP: 00007fee3e001b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fee3e175fa0 R15: 00007fffffd237e8
INFO: task syz.4.62:6329 blocked for more than 144 seconds.
Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.62 state:D stack:22256 pid:6329 tgid:6327 ppid:5829 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x17fb/0x4be0 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_write_slowpath+0xeee/0x13b0 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1d7/0x220 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:818 [inline]
process_measurement+0x439/0x1fb0 security/integrity/ima/ima_main.c:250
ima_file_check+0xd9/0x120 security/integrity/ima/ima_main.c:572
security_file_post_open+0xb9/0x280 security/security.c:3121
do_open fs/namei.c:3830 [inline]
path_openat+0x2ccd/0x3590 fs/namei.c:3987
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1402
do_sys_open fs/open.c:1417 [inline]
__do_sys_openat fs/open.c:1433 [inline]
__se_sys_openat fs/open.c:1428 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1428
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: 0033:0x7fee3df85d29
RSP: 002b:00007fee3ee5d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fee3e176080 RCX: 00007fee3df85d29
RDX: 0000000000000042 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007fee3e001b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fee3e176080 R15: 00007fffffd237e8
INFO: task syz.4.62:6377 blocked for more than 145 seconds.
Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.62 state:D stack:25744 pid:6377 tgid:6327 ppid:5829 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x17fb/0x4be0 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_write_slowpath+0xeee/0x13b0 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1d7/0x220 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:818 [inline]
process_measurement+0x439/0x1fb0 security/integrity/ima/ima_main.c:250
ima_file_check+0xd9/0x120 security/integrity/ima/ima_main.c:572
security_file_post_open+0xb9/0x280 security/security.c:3121
do_open fs/namei.c:3830 [inline]
path_openat+0x2ccd/0x3590 fs/namei.c:3987
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1402
do_sys_open fs/open.c:1417 [inline]
__do_sys_openat fs/open.c:1433 [inline]
__se_sys_openat fs/open.c:1428 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1428
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: 0033:0x7fee3df85d29
RSP: 002b:00007fee3ee3c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fee3e176160 RCX: 00007fee3df85d29
RDX: 0000000000000042 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007fee3e001b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fee3e176160 R15: 00007fffffd237e8
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #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+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.13.0-rc4-syzkaller-00078-g059dd502b263 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:pcpu_free lib/debugobjects.c:297 [inline]
RIP: 0010:__free_object+0x174/0x760 lib/debugobjects.c:521
Code: 85 c0 0f 85 99 04 00 00 49 8d 5f 08 48 89 d8 48 c1 e8 03 48 89 44 24 28 42 0f b6 04 28 84 c0 0f 85 ab 04 00 00 48 89 5c 24 20 03 0f 4d 89 e6 74 36 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08
RSP: 0018:ffffc90000157720 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffff8880b863fe08 RCX: dffffc0000000000
RDX: ffff8880296f5900 RSI: ffffffff8c5edd00 RDI: ffffffff8c5edcc0
RBP: ffffc90000157810 R08: 0000000000000003 R09: fffff5200002aee0
R10: dffffc0000000000 R11: fffff5200002aee0 R12: ffff888032f16a10
R13: dffffc0000000000 R14: ffffc900001577a0 R15: ffff8880b863fe00
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3185474440 CR3: 0000000028eac000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__debug_check_no_obj_freed lib/debugobjects.c:1104 [inline]
debug_check_no_obj_freed+0x293/0x580 lib/debugobjects.c:1129
slab_free_hook mm/slub.c:2284 [inline]
slab_free mm/slub.c:4613 [inline]
kfree+0x115/0x430 mm/slub.c:4761
slab_free_after_rcu_debug+0x62/0x280 mm/slub.c:4650
rcu_do_batch kernel/rcu/tree.c:2567 [inline]
rcu_core+0xaaa/0x17a0 kernel/rcu/tree.c:2823
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
run_ksoftirqd+0xca/0x130 kernel/softirq.c:950
smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244