process 'syz-executor.3' launched './file1' with NULL argv: empty string added loop4: detected capacity change from 0 to 264192 EXT4-fs (loop4): VFS: Can't find ext4 filesystem kworker/u9:1 (33) used greatest stack depth: 23704 bytes left INFO: task syz-executor.7:5100 blocked for more than 143 seconds. Not tainted 6.12.0-next-20241127 #1 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.7 state:D stack:26872 pid:5100 tgid:5099 ppid:285 flags:0x00004002 Call Trace: __schedule+0xc19/0x2fa0 schedule+0xdb/0x340 _free_event+0x477/0x13b0 perf_event_release_kernel+0x5f0/0x7d0 perf_release+0x31/0x40 __fput+0x3fa/0xb40 task_work_run+0x173/0x280 do_exit+0xaba/0x2a40 do_group_exit+0xd3/0x2a0 get_signal+0x2240/0x2320 arch_do_signal_or_restart+0x81/0x780 syscall_exit_to_user_mode+0x123/0x1e0 do_syscall_64+0xcc/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7feaddcf3b19 RSP: 002b:00007feadb269188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: 0000000000000003 RBX: 00007feadde06f60 RCX: 00007feaddcf3b19 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000640 RBP: 00007feaddd4df6d R08: 0000000000000003 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe1677d08f R14: 00007feadb269300 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 in:imklog/175: 2 locks held by syz-executor/5753: ============================================= loop3: detected capacity change from 0 to 544 loop0: detected capacity change from 0 to 264192 EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 not in group (block 16777218)! EXT4-fs (loop3): group descriptors corrupted! 9pnet_virtio: no channels available for device d cgroup2: Unknown parameter 'freezer' loop3: detected capacity change from 0 to 264192 loop0: detected capacity change from 0 to 264192 tmpfs: Bad value for 'nr_inodes' cgroup2: Unknown parameter 'freezer' 9pnet_virtio: no channels available for device d loop3: detected capacity change from 0 to 544 EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 not in group (block 16777218)! EXT4-fs (loop3): group descriptors corrupted! loop3: detected capacity change from 0 to 264192 tmpfs: Bad value for 'nr_inodes'