netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. bridge241: port 1(batadv_slave_0) entered disabled state bridge242: port 1(batadv_slave_0) entered blocking state ====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ kworker/1:3/9325 is trying to acquire lock: bridge242: port 1(batadv_slave_0) entered disabled state 00000000ea6d88a2 (&sb->s_type->i_mutex_key#26){++++}, at: inode_lock include/linux/fs.h:748 [inline] 00000000ea6d88a2 (&sb->s_type->i_mutex_key#26){++++}, at: __generic_file_fsync+0xb0/0x1f0 fs/libfs.c:989 but task is already holding lock: 00000000bb5f1a67 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ((work_completion)(&dio->complete_work)){+.+.}: worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 -> #1 ((wq_completion)"dio/%s"sb->s_id){+.+.}: bridge250: port 1(batadv_slave_0) entered disabled state drain_workqueue+0x1a5/0x460 kernel/workqueue.c:2826 destroy_workqueue+0x75/0x790 kernel/workqueue.c:4183 __alloc_workqueue_key+0xb76/0xed0 kernel/workqueue.c:4160 sb_init_dio_done_wq+0x34/0x90 fs/direct-io.c:623 do_blockdev_direct_IO fs/direct-io.c:1285 [inline] __blockdev_direct_IO+0x5f55/0xef40 fs/direct-io.c:1419 blockdev_direct_IO include/linux/fs.h:3059 [inline] fat_direct_IO+0x1d1/0x370 fs/fat/inode.c:282 generic_file_direct_write+0x208/0x4a0 mm/filemap.c:3073 __generic_file_write_iter+0x2d0/0x610 mm/filemap.c:3252 generic_file_write_iter+0x3f8/0x730 mm/filemap.c:3323 call_write_iter include/linux/fs.h:1821 [inline] aio_write+0x37f/0x5c0 fs/aio.c:1574 __io_submit_one fs/aio.c:1858 [inline] io_submit_one+0xecd/0x20c0 fs/aio.c:1909 __do_sys_io_submit fs/aio.c:1953 [inline] __se_sys_io_submit+0x11b/0x4a0 fs/aio.c:1924 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #0 (&sb->s_type->i_mutex_key#26){++++}: down_write+0x34/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:748 [inline] __generic_file_fsync+0xb0/0x1f0 fs/libfs.c:989 fat_file_fsync+0x73/0x200 fs/fat/file.c:198 vfs_fsync_range+0x13a/0x220 fs/sync.c:197 generic_write_sync include/linux/fs.h:2750 [inline] dio_complete+0x763/0xac0 fs/direct-io.c:329 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 other info that might help us debug this: Chain exists of: &sb->s_type->i_mutex_key#26 --> (wq_completion)"dio/%s"sb->s_id --> (work_completion)(&dio->complete_work) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((work_completion)(&dio->complete_work)); lock((wq_completion)"dio/%s"sb->s_id); lock((work_completion)(&dio->complete_work)); lock(&sb->s_type->i_mutex_key#26); *** DEADLOCK *** 2 locks held by kworker/1:3/9325: #0: 00000000adf66a04 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000bb5f1a67 ((work_completion)(&dio->complete_work)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 stack backtrace: CPU: 1 PID: 9325 Comm: kworker/1:3 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Workqueue: dio/loop3 dio_aio_complete_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 down_write+0x34/0x90 kernel/locking/rwsem.c:70 inode_lock include/linux/fs.h:748 [inline] __generic_file_fsync+0xb0/0x1f0 fs/libfs.c:989 fat_file_fsync+0x73/0x200 fs/fat/file.c:198 vfs_fsync_range+0x13a/0x220 fs/sync.c:197 generic_write_sync include/linux/fs.h:2750 [inline] dio_complete+0x763/0xac0 fs/direct-io.c:329 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 bridge219: port 1(batadv_slave_0) entered disabled state bridge220: port 1(batadv_slave_0) entered blocking state bridge220: port 1(batadv_slave_0) entered disabled state netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor.1'. device batadv_slave_0 left promiscuous mode bridge184: port 1(batadv_slave_0) entered disabled state bridge185: port 1(batadv_slave_0) entered blocking state bridge185: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. bridge242: port 1(batadv_slave_0) entered disabled state bridge243: port 1(batadv_slave_0) entered blocking state bridge243: port 1(batadv_slave_0) entered disabled state bridge220: port 1(batadv_slave_0) entered disabled state bridge221: port 1(batadv_slave_0) entered blocking state bridge221: port 1(batadv_slave_0) entered disabled state netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. FAT-fs (loop3): Unrecognized mount option "./bus" or missing value device batadv_slave_0 left promiscuous mode bridge185: port 1(batadv_slave_0) entered disabled state bridge186: port 1(batadv_slave_0) entered blocking state bridge186: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge252: port 1(batadv_slave_0) entered blocking state bridge252: port 1(batadv_slave_0) entered disabled state bridge243: port 1(batadv_slave_0) entered disabled state bridge244: port 1(batadv_slave_0) entered blocking state bridge244: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge186: port 1(batadv_slave_0) entered disabled state bridge187: port 1(batadv_slave_0) entered blocking state bridge187: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 entered promiscuous mode bridge221: port 1(batadv_slave_0) entered disabled state bridge222: port 1(batadv_slave_0) entered blocking state bridge222: port 1(batadv_slave_0) entered disabled state bridge252: port 1(batadv_slave_0) entered disabled state bridge253: port 1(batadv_slave_0) entered blocking state bridge253: port 1(batadv_slave_0) entered disabled state bridge244: port 1(batadv_slave_0) entered disabled state bridge245: port 1(batadv_slave_0) entered blocking state bridge245: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge187: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 bridge188: port 1(batadv_slave_0) entered blocking state bridge188: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge222: port 1(batadv_slave_0) entered disabled state bridge223: port 1(batadv_slave_0) entered blocking state bridge223: port 1(batadv_slave_0) entered disabled state bridge253: port 1(batadv_slave_0) entered disabled state bridge254: port 1(batadv_slave_0) entered blocking state bridge254: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 bridge245: port 1(batadv_slave_0) entered disabled state bridge246: port 1(batadv_slave_0) entered blocking state bridge246: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge188: port 1(batadv_slave_0) entered disabled state bridge189: port 1(batadv_slave_0) entered blocking state bridge189: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge223: port 1(batadv_slave_0) entered disabled state bridge224: port 1(batadv_slave_0) entered blocking state bridge224: port 1(batadv_slave_0) entered disabled state bridge254: port 1(batadv_slave_0) entered disabled state bridge255: port 1(batadv_slave_0) entered blocking state bridge255: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge189: port 1(batadv_slave_0) entered disabled state bridge190: port 1(batadv_slave_0) entered blocking state bridge190: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge246: port 1(batadv_slave_0) entered disabled state bridge247: port 1(batadv_slave_0) entered blocking state bridge247: port 1(batadv_slave_0) entered disabled state bridge224: port 1(batadv_slave_0) entered disabled state bridge225: port 1(batadv_slave_0) entered blocking state bridge225: port 1(batadv_slave_0) entered disabled state bridge255: port 1(batadv_slave_0) entered disabled state bridge256: port 1(batadv_slave_0) entered blocking state bridge256: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge190: port 1(batadv_slave_0) entered disabled state bridge191: port 1(batadv_slave_0) entered blocking state bridge191: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device device batadv_slave_0 entered promiscuous mode loop3: rw=2049, want=184, limit=16 bridge247: port 1(batadv_slave_0) entered disabled state bridge248: port 1(batadv_slave_0) entered blocking state bridge248: port 1(batadv_slave_0) entered disabled state bridge225: port 1(batadv_slave_0) entered disabled state bridge226: port 1(batadv_slave_0) entered blocking state bridge226: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge191: port 1(batadv_slave_0) entered disabled state bridge256: port 1(batadv_slave_0) entered disabled state bridge257: port 1(batadv_slave_0) entered blocking state bridge257: port 1(batadv_slave_0) entered disabled state bridge248: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge249: port 1(batadv_slave_0) entered blocking state loop3: rw=2049, want=184, limit=16 bridge249: port 1(batadv_slave_0) entered disabled state bridge226: port 1(batadv_slave_0) entered disabled state bridge227: port 1(batadv_slave_0) entered blocking state bridge227: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge257: port 1(batadv_slave_0) entered disabled state bridge258: port 1(batadv_slave_0) entered blocking state bridge258: port 1(batadv_slave_0) entered disabled state bridge193: port 1(batadv_slave_0) entered blocking state bridge193: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge249: port 1(batadv_slave_0) entered disabled state bridge250: port 1(batadv_slave_0) entered blocking state bridge250: port 1(batadv_slave_0) entered disabled state bridge227: port 1(batadv_slave_0) entered disabled state bridge228: port 1(batadv_slave_0) entered blocking state bridge228: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge193: port 1(batadv_slave_0) entered disabled state bridge194: port 1(batadv_slave_0) entered blocking state bridge194: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge250: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge251: port 1(batadv_slave_0) entered blocking state bridge251: port 1(batadv_slave_0) entered disabled state bridge258: port 1(batadv_slave_0) entered disabled state bridge259: port 1(batadv_slave_0) entered blocking state bridge259: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge228: port 1(batadv_slave_0) entered disabled state loop3: rw=2049, want=184, limit=16 bridge229: port 1(batadv_slave_0) entered blocking state bridge229: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge194: port 1(batadv_slave_0) entered disabled state bridge195: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge195: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge259: port 1(batadv_slave_0) entered disabled state bridge260: port 1(batadv_slave_0) entered blocking state bridge260: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge195: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge196: port 1(batadv_slave_0) entered blocking state loop5: rw=2049, want=184, limit=16 bridge196: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device bridge229: port 1(batadv_slave_0) entered disabled state loop3: rw=2049, want=184, limit=16 bridge230: port 1(batadv_slave_0) entered blocking state bridge230: port 1(batadv_slave_0) entered disabled state bridge260: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop5: rw=1, want=256, limit=16 bridge261: port 1(batadv_slave_0) entered blocking state bridge261: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 device batadv_slave_0 left promiscuous mode bridge196: port 1(batadv_slave_0) entered disabled state bridge197: port 1(batadv_slave_0) entered blocking state bridge197: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge230: port 1(batadv_slave_0) entered disabled state bridge231: port 1(batadv_slave_0) entered blocking state bridge231: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 bridge261: port 1(batadv_slave_0) entered disabled state bridge262: port 1(batadv_slave_0) entered blocking state bridge262: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge197: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 attempt to access beyond end of device bridge198: port 1(batadv_slave_0) entered blocking state loop5: rw=1, want=256, limit=16 bridge198: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge231: port 1(batadv_slave_0) entered disabled state bridge232: port 1(batadv_slave_0) entered blocking state bridge232: port 1(batadv_slave_0) entered disabled state bridge262: port 1(batadv_slave_0) entered disabled state bridge263: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 bridge263: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge198: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 bridge199: port 1(batadv_slave_0) entered blocking state bridge199: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge232: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop5: rw=1, want=256, limit=16 bridge233: port 1(batadv_slave_0) entered blocking state bridge233: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge199: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 bridge200: port 1(batadv_slave_0) entered blocking state bridge200: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device bridge263: port 1(batadv_slave_0) entered disabled state loop5: rw=2049, want=184, limit=16 bridge264: port 1(batadv_slave_0) entered blocking state bridge264: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge233: port 1(batadv_slave_0) entered disabled state loop3: rw=1, want=256, limit=16 bridge234: port 1(batadv_slave_0) entered blocking state bridge234: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge200: port 1(batadv_slave_0) entered disabled state bridge201: port 1(batadv_slave_0) entered blocking state bridge201: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode FAT-fs (loop3): Unrecognized mount option "./bus" or missing value bridge264: port 1(batadv_slave_0) entered disabled state bridge265: port 1(batadv_slave_0) entered blocking state bridge265: port 1(batadv_slave_0) entered disabled state bridge234: port 1(batadv_slave_0) entered disabled state FAT-fs (loop3): Unrecognized mount option "./bus" or missing value bridge235: port 1(batadv_slave_0) entered blocking state bridge235: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge201: port 1(batadv_slave_0) entered disabled state FAT-fs (loop3): Unrecognized mount option "./bus" or missing value bridge202: port 1(batadv_slave_0) entered blocking state bridge202: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge265: port 1(batadv_slave_0) entered disabled state FAT-fs (loop3): Unrecognized mount option "./bus" or missing value bridge266: port 1(batadv_slave_0) entered blocking state bridge266: port 1(batadv_slave_0) entered disabled state bridge235: port 1(batadv_slave_0) entered disabled state bridge236: port 1(batadv_slave_0) entered blocking state bridge236: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge202: port 1(batadv_slave_0) entered disabled state FAT-fs (loop3): Unrecognized mount option "./bus" or missing value bridge203: port 1(batadv_slave_0) entered blocking state bridge203: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value FAT-fs (loop3): Unrecognized mount option "./bus" or missing value nla_parse: 51 callbacks suppressed netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. bridge236: port 1(batadv_slave_0) entered disabled state bridge237: port 1(batadv_slave_0) entered blocking state bridge237: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge203: port 1(batadv_slave_0) entered disabled state bridge204: port 1(batadv_slave_0) entered blocking state bridge204: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge266: port 1(batadv_slave_0) entered disabled state bridge267: port 1(batadv_slave_0) entered blocking state bridge267: port 1(batadv_slave_0) entered disabled state netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. bridge237: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge238: port 1(batadv_slave_0) entered blocking state loop5: rw=2049, want=184, limit=16 bridge238: port 1(batadv_slave_0) entered disabled state netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. device batadv_slave_0 left promiscuous mode bridge204: port 1(batadv_slave_0) entered disabled state bridge205: port 1(batadv_slave_0) entered blocking state bridge205: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge267: port 1(batadv_slave_0) entered disabled state netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. attempt to access beyond end of device attempt to access beyond end of device device batadv_slave_0 left promiscuous mode loop3: rw=2049, want=184, limit=16 loop5: rw=2049, want=184, limit=16 bridge205: port 1(batadv_slave_0) entered disabled state bridge206: port 1(batadv_slave_0) entered blocking state bridge206: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge238: port 1(batadv_slave_0) entered disabled state bridge239: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device bridge239: port 1(batadv_slave_0) entered disabled state loop3: rw=1, want=256, limit=16 netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. device batadv_slave_0 left promiscuous mode bridge206: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge207: port 1(batadv_slave_0) entered blocking state loop5: rw=2049, want=184, limit=16 bridge207: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. bridge2: port 1(batadv_slave_0) entered blocking state bridge2: port 1(batadv_slave_0) entered disabled state bridge239: port 1(batadv_slave_0) entered disabled state bridge240: port 1(batadv_slave_0) entered blocking state bridge240: port 1(batadv_slave_0) entered disabled state netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. device batadv_slave_0 left promiscuous mode bridge207: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 bridge208: port 1(batadv_slave_0) entered blocking state bridge208: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 bridge240: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 bridge241: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 bridge241: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device netlink: 36 bytes leftover after parsing attributes in process `syz-executor.1'. loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device device batadv_slave_0 left promiscuous mode loop3: rw=34817, want=184, limit=16 bridge208: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 bridge209: port 1(batadv_slave_0) entered blocking state loop3: rw=34817, want=184, limit=16 bridge209: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device device batadv_slave_0 entered promiscuous mode loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device bridge241: port 1(batadv_slave_0) entered disabled state bridge242: port 1(batadv_slave_0) entered blocking state loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device bridge242: port 1(batadv_slave_0) entered disabled state loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device device batadv_slave_0 left promiscuous mode loop3: rw=34817, want=184, limit=16 bridge209: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop5: rw=2049, want=184, limit=16 loop3: rw=34817, want=184, limit=16 bridge210: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device bridge210: port 1(batadv_slave_0) entered disabled state loop3: rw=34817, want=184, limit=16 device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge242: port 1(batadv_slave_0) entered disabled state bridge243: port 1(batadv_slave_0) entered blocking state bridge243: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge210: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 bridge211: port 1(batadv_slave_0) entered blocking state bridge211: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge243: port 1(batadv_slave_0) entered disabled state bridge244: port 1(batadv_slave_0) entered blocking state bridge244: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge211: port 1(batadv_slave_0) entered disabled state bridge212: port 1(batadv_slave_0) entered blocking state bridge212: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge244: port 1(batadv_slave_0) entered disabled state bridge245: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device bridge245: port 1(batadv_slave_0) entered disabled state loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge212: port 1(batadv_slave_0) entered disabled state bridge213: port 1(batadv_slave_0) entered blocking state bridge213: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge245: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge246: port 1(batadv_slave_0) entered blocking state bridge246: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge213: port 1(batadv_slave_0) entered disabled state bridge214: port 1(batadv_slave_0) entered blocking state bridge214: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge246: port 1(batadv_slave_0) entered disabled state bridge247: port 1(batadv_slave_0) entered blocking state bridge247: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge214: port 1(batadv_slave_0) entered disabled state bridge215: port 1(batadv_slave_0) entered blocking state bridge215: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge247: port 1(batadv_slave_0) entered disabled state bridge248: port 1(batadv_slave_0) entered blocking state bridge248: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge215: port 1(batadv_slave_0) entered disabled state bridge216: port 1(batadv_slave_0) entered blocking state bridge216: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge248: port 1(batadv_slave_0) entered disabled state bridge249: port 1(batadv_slave_0) entered blocking state bridge249: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge216: port 1(batadv_slave_0) entered disabled state bridge217: port 1(batadv_slave_0) entered blocking state bridge217: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode bridge217: port 1(batadv_slave_0) entered disabled state bridge218: port 1(batadv_slave_0) entered blocking state bridge218: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=1, want=256, limit=16 bridge249: port 1(batadv_slave_0) entered disabled state bridge250: port 1(batadv_slave_0) entered blocking state bridge250: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 left promiscuous mode bridge218: port 1(batadv_slave_0) entered disabled state bridge219: port 1(batadv_slave_0) entered blocking state bridge219: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge250: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge251: port 1(batadv_slave_0) entered blocking state loop3: rw=2049, want=184, limit=16 bridge251: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device device batadv_slave_0 left promiscuous mode loop3: rw=34817, want=184, limit=16 bridge219: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 bridge220: port 1(batadv_slave_0) entered blocking state attempt to access beyond end of device bridge220: port 1(batadv_slave_0) entered disabled state loop3: rw=34817, want=184, limit=16 device batadv_slave_0 entered promiscuous mode attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 bridge251: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device bridge252: port 1(batadv_slave_0) entered blocking state loop3: rw=34817, want=184, limit=16 bridge252: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=34817, want=184, limit=16 attempt to access beyond end of device loop3: rw=1, want=256, limit=16 device batadv_slave_0 left promiscuous mode bridge220: port 1(batadv_slave_0) entered disabled state bridge221: port 1(batadv_slave_0) entered blocking state bridge221: port 1(batadv_slave_0) entered disabled state device batadv_slave_0 entered promiscuous mode bridge252: port 1(batadv_slave_0) entered disabled state bridge253: port 1(batadv_slave_0) entered blocking state bridge253: port 1(batadv_slave_0) entered disabled state attempt to access beyond end of device loop3: rw=2049, want=184, limit=16 device batadv_slave_0 left promiscuous mode