loop6: detected capacity change from 0 to 40 audit: type=1400 audit(1732350181.881:12): avc: denied { write } for pid=8057 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 INFO: task syz-executor.2:8073 blocked for more than 143 seconds. Not tainted 6.12.0-next-20241122 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.2 state:D stack:27448 pid:8073 tgid:8056 ppid:3932 flags:0x00004004 Call Trace: __schedule+0xc19/0x2fa0 schedule+0xdb/0x340 wb_wait_for_completion+0x187/0x240 __writeback_inodes_sb_nr+0x1d7/0x280 sync_filesystem+0xba/0x2a0 __x64_sys_syncfs+0xc6/0x170 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb08182fb19 RSP: 002b:00007fb07ed84188 EFLAGS: 00000246 ORIG_RAX: 0000000000000132 RAX: ffffffffffffffda RBX: 00007fb081943020 RCX: 00007fb08182fb19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 00007fb081889f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc082e6e4f R14: 00007fb07ed84300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffffffff85c16140 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x70/0x390 1 lock held by journal-offline/8082: #0: ffff88800b9a6b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810 2 locks held by in:imklog/174: 4 locks held by kworker/u9:4/338: #0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00 #1: ffff88801b3c7d90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00 #2: ffff88800b9a40e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100 #3: ffff88800b9a6b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810 4 locks held by kworker/u9:8/4010: #0: ffff888009a39148 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x11ff/0x1a00 #1: ffff88803db8fd90 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x861/0x1a00 #2: ffff88800b9a40e0 (&type->s_umount_key#46){++++}-{4:4}, at: super_trylock_shared+0x21/0x100 #3: ffff88800b9a6b90 (&sbi->s_writepages_rwsem){++++}-{0:0}, at: do_writepages+0x1aa/0x810 1 lock held by syz-executor.2/8073: #0: ffff88800b9a40e0 (&type->s_umount_key#46){++++}-{4:4}, at: __x64_sys_syncfs+0xbe/0x170 =============================================