====================================================== kobject: 'hwsim26' (ffff88806ad00210): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' WARNING: possible circular locking dependency detected 4.14.156-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/19166 is trying to acquire lock: (&mm->mmap_sem){++++}, at: [] __might_fault+0xe0/0x1d0 mm/memory.c:4583 but task is already holding lock: (&rp->fetch_lock){+.+.} kobject: 'loop0' (ffff888091aee260): kobject_uevent_env , at: [] mon_bin_read+0x5d/0x5e0 drivers/usb/mon/mon_bin.c:813 which lock already depends on the new lock. kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' the existing dependency chain (in reverse order) is: -> #1 (&rp->fetch_lock){+.+.}: lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xe8/0x1470 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 kobject: 'hwsim26' (ffff88806ad00210): kobject_uevent_env mon_bin_vma_fault+0x6f/0x280 drivers/usb/mon/mon_bin.c:1236 __do_fault+0x104/0x390 mm/memory.c:3223 do_cow_fault mm/memory.c:3662 [inline] do_fault mm/memory.c:3761 [inline] handle_pte_fault mm/memory.c:3989 [inline] __handle_mm_fault+0xde1/0x3470 mm/memory.c:4113 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150 faultin_page mm/gup.c:514 [inline] __get_user_pages+0x465/0x1220 mm/gup.c:714 populate_vma_page_range+0x18e/0x230 mm/gup.c:1231 __mm_populate+0x198/0x2c0 mm/gup.c:1279 mm_populate include/linux/mm.h:2182 [inline] vm_mmap_pgoff+0x1be/0x1d0 mm/util.c:338 kobject: 'hwsim26' (ffff88806ad00210): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26' SYSC_mmap_pgoff mm/mmap.c:1551 [inline] SyS_mmap_pgoff+0x3ca/0x520 mm/mmap.c:1509 SYSC_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 kobject: 'hwsim26' (ffff88806ad00210): kobject_uevent_env entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (&mm->mmap_sem){++++}: check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 kobject: 'hwsim26' (ffff88806ad00210): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26' __might_fault mm/memory.c:4584 [inline] __might_fault+0x143/0x1d0 mm/memory.c:4569 _copy_to_user+0x2c/0xd0 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_read+0x2fb/0x5e0 drivers/usb/mon/mon_bin.c:825 do_loop_readv_writev fs/read_write.c:695 [inline] do_loop_readv_writev fs/read_write.c:682 [inline] do_iter_read+0x3e2/0x5b0 fs/read_write.c:919 vfs_readv+0xd3/0x130 fs/read_write.c:981 do_readv+0x10a/0x2d0 fs/read_write.c:1014 SYSC_readv fs/read_write.c:1101 [inline] SyS_readv+0x28/0x30 fs/read_write.c:1098 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&rp->fetch_lock); lock(&mm->mmap_sem); lock(&rp->fetch_lock); lock(&mm->mmap_sem); *** DEADLOCK *** 1 lock held by syz-executor.5/19166: #0: (&rp->fetch_lock){+.+.}, at: [] mon_bin_read+0x5d/0x5e0 drivers/usb/mon/mon_bin.c:813 stack backtrace: CPU: 1 PID: 19166 Comm: syz-executor.5 Not tainted 4.14.156-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x142/0x197 lib/dump_stack.c:58 kobject: 'ieee80211' (ffff888084adee00): kobject_add_internal: parent: 'hwsim26', set: '(null)' print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1901 [inline] check_prevs_add kernel/locking/lockdep.c:2018 [inline] validate_chain kernel/locking/lockdep.c:2460 [inline] __lock_acquire+0x2cb3/0x4620 kernel/locking/lockdep.c:3487 kobject: 'phy26' (ffff8880a5461830): kobject_add_internal: parent: 'ieee80211', set: 'devices' lock_acquire+0x16f/0x430 kernel/locking/lockdep.c:3994 __might_fault mm/memory.c:4584 [inline] __might_fault+0x143/0x1d0 mm/memory.c:4569 _copy_to_user+0x2c/0xd0 lib/usercopy.c:25 copy_to_user include/linux/uaccess.h:155 [inline] mon_bin_read+0x2fb/0x5e0 drivers/usb/mon/mon_bin.c:825 do_loop_readv_writev fs/read_write.c:695 [inline] do_loop_readv_writev fs/read_write.c:682 [inline] do_iter_read+0x3e2/0x5b0 fs/read_write.c:919 kobject: 'phy26' (ffff8880a5461830): kobject_uevent_env vfs_readv+0xd3/0x130 fs/read_write.c:981 kobject: 'phy26' (ffff8880a5461830): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/ieee80211/phy26' do_readv+0x10a/0x2d0 fs/read_write.c:1014 SYSC_readv fs/read_write.c:1101 [inline] SyS_readv+0x28/0x30 fs/read_write.c:1098 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45a679 kobject: 'rfkill36' (ffff88809010cc68): kobject_add_internal: parent: 'phy26', set: 'devices' RSP: 002b:00007f3ea0ca2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000001 RSI: 0000000020000440 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3ea0ca36d4 R13: 00000000004c80d6 R14: 00000000004dec70 R15: 00000000ffffffff protocol 88fb is buggy, dev hsr_slave_0 kobject: 'rfkill36' (ffff88809010cc68): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_1 kobject: 'rfkill36' (ffff88809010cc68): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/ieee80211/phy26/rfkill36' protocol 88fb is buggy, dev hsr_slave_0 kobject: 'rfkill36' (ffff88809010cc68): kobject_uevent_env protocol 88fb is buggy, dev hsr_slave_1 ieee80211 phy26: Selected rate control algorithm 'minstrel_ht' kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'rfkill36' (ffff88809010cc68): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/ieee80211/phy26/rfkill36' kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'net' (ffff888084ade700): kobject_add_internal: parent: 'hwsim26', set: '(null)' kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'wlan5' (ffff88801f9fd2b0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'wlan5' (ffff88801f9fd2b0): kobject_uevent_env kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'wlan5' (ffff88801f9fd2b0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5' kobject: 'queues' (ffff8880a05d7948): kobject_add_internal: parent: 'wlan5', set: '' kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'queues' (ffff8880a05d7948): kobject_uevent_env kobject: 'loop0' (ffff888091aee260): kobject_uevent_env kobject: 'queues' (ffff8880a05d7948): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rx-0' (ffff8880a8d70610): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff8880a8d70610): kobject_uevent_env kobject: 'rx-0' (ffff8880a8d70610): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5/queues/rx-0' kobject: 'tx-0' (ffff888021564dd8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888021564dd8): kobject_uevent_env kobject: 'tx-0' (ffff888021564dd8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5/queues/tx-0' kobject: 'tx-1' (ffff888021564f58): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888021564f58): kobject_uevent_env kobject: 'tx-1' (ffff888021564f58): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5/queues/tx-1' kobject: 'tx-2' (ffff8880215650d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff8880215650d8): kobject_uevent_env kobject: 'tx-2' (ffff8880215650d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5/queues/tx-2' kobject: 'tx-3' (ffff888021565258): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888021565258): kobject_uevent_env kobject: 'tx-3' (ffff888021565258): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim26/net/wlan5/queues/tx-3' kobject: 'batman_adv' (ffff88808e9a2800): kobject_add_internal: parent: 'wlan5', set: '' ieee80211 phy26: hwaddr 02:00:00:00:1a:00 registered IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready kobject: 'loop3' (ffff8880a4acf7e0): kobject_uevent_env chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 kobject: 'loop3' (ffff8880a4acf7e0): fill_kobj_path: path = '/devices/virtual/block/loop3' caif:caif_disconnect_client(): nothing to disconnect chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'hwsim27' (ffff8880729b4390): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' kobject: 'hwsim27' (ffff8880729b4390): kobject_uevent_env kobject: 'hwsim27' (ffff8880729b4390): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27' kobject: 'hwsim27' (ffff8880729b4390): kobject_uevent_env kobject: 'loop0' (ffff888091aee260): kobject_uevent_env kobject: 'hwsim27' (ffff8880729b4390): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27' kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'ieee80211' (ffff888081761700): kobject_add_internal: parent: 'hwsim27', set: '(null)' kobject: 'loop2' (ffff8880a4a67760): kobject_uevent_env SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop2' (ffff8880a4a67760): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'phy27' (ffff88803a109870): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'phy27' (ffff88803a109870): kobject_uevent_env kobject: 'loop0' (ffff888091aee260): kobject_uevent_env kobject: 'phy27' (ffff88803a109870): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/ieee80211/phy27' kobject: 'rfkill37' (ffff8880933aeda8): kobject_add_internal: parent: 'phy27', set: 'devices' kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'rfkill37' (ffff8880933aeda8): kobject_uevent_env kobject: 'rfkill37' (ffff8880933aeda8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/ieee80211/phy27/rfkill37' kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'rfkill37' (ffff8880933aeda8): kobject_uevent_env kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'rfkill37' (ffff8880933aeda8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/ieee80211/phy27/rfkill37' kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' ieee80211 phy27: Selected rate control algorithm 'minstrel_ht' kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'net' (ffff8880a0c66d00): kobject_add_internal: parent: 'hwsim27', set: '(null)' kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'wlan6' (ffff88808f8612f0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'wlan6' (ffff88808f8612f0): kobject_uevent_env kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'wlan6' (ffff88808f8612f0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6' kobject: 'loop0' (ffff888091aee260): kobject_uevent_env kobject: 'queues' (ffff88808a744048): kobject_add_internal: parent: 'wlan6', set: '' kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'queues' (ffff88808a744048): kobject_uevent_env kobject: 'queues' (ffff88808a744048): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff888094630310): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff888094630310): kobject_uevent_env kobject: 'rx-0' (ffff888094630310): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6/queues/rx-0' kobject: 'tx-0' (ffff888095fc1718): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888095fc1718): kobject_uevent_env kobject: 'tx-0' (ffff888095fc1718): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6/queues/tx-0' kobject: 'tx-1' (ffff888095fc1898): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff888095fc1898): kobject_uevent_env kobject: 'tx-1' (ffff888095fc1898): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6/queues/tx-1' kobject: 'tx-2' (ffff888095fc1a18): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff888095fc1a18): kobject_uevent_env kobject: 'tx-2' (ffff888095fc1a18): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6/queues/tx-2' kobject: 'tx-3' (ffff888095fc1b98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff888095fc1b98): kobject_uevent_env kobject: 'tx-3' (ffff888095fc1b98): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim27/net/wlan6/queues/tx-3' kobject: 'batman_adv' (ffff88809727e300): kobject_add_internal: parent: 'wlan6', set: '' ieee80211 phy27: hwaddr 02:00:00:00:1b:00 registered kobject: 'loop3' (ffff8880a4acf7e0): kobject_uevent_env kobject: 'loop3' (ffff8880a4acf7e0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (ffff8880a4a67760): kobject_uevent_env kobject: 'loop2' (ffff8880a4a67760): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'hwsim28' (ffff888097bdaa10): kobject_add_internal: parent: 'mac80211_hwsim', set: 'devices' SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 ion_buffer_destroy: buffer still mapped in the kernel kobject: 'hwsim28' (ffff888097bdaa10): kobject_uevent_env kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'hwsim28' (ffff888097bdaa10): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28' kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'hwsim28' (ffff888097bdaa10): kobject_uevent_env kobject: 'hwsim28' (ffff888097bdaa10): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28' kobject: 'loop0' (ffff888091aee260): kobject_uevent_env SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'ieee80211' (ffff8880512e3380): kobject_add_internal: parent: 'hwsim28', set: '(null)' kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'phy28' (ffff888086c198b0): kobject_add_internal: parent: 'ieee80211', set: 'devices' kobject: 'loop0' (ffff888091aee260): kobject_uevent_env kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' kobject: 'phy28' (ffff888086c198b0): kobject_uevent_env kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'phy28' (ffff888086c198b0): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/ieee80211/phy28' kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'rfkill38' (ffff8880670f23a8): kobject_add_internal: parent: 'phy28', set: 'devices' kobject: 'rfkill38' (ffff8880670f23a8): kobject_uevent_env kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rfkill38' (ffff8880670f23a8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/ieee80211/phy28/rfkill38' kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'rfkill38' (ffff8880670f23a8): kobject_uevent_env kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'rfkill38' (ffff8880670f23a8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/ieee80211/phy28/rfkill38' ieee80211 phy28: Selected rate control algorithm 'minstrel_ht' kobject: 'net' (ffff88809321e600): kobject_add_internal: parent: 'hwsim28', set: '(null)' kobject: 'wlan7' (ffff8880927e9330): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'wlan7' (ffff8880927e9330): kobject_uevent_env kobject: 'wlan7' (ffff8880927e9330): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7' kobject: 'queues' (ffff88808ded8a48): kobject_add_internal: parent: 'wlan7', set: '' kobject: 'queues' (ffff88808ded8a48): kobject_uevent_env kobject: 'queues' (ffff88808ded8a48): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88808f44df10): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'rx-0' (ffff88808f44df10): kobject_uevent_env kobject: 'rx-0' (ffff88808f44df10): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7/queues/rx-0' kobject: 'tx-0' (ffff8880929be458): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff8880929be458): kobject_uevent_env kobject: 'tx-0' (ffff8880929be458): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7/queues/tx-0' kobject: 'tx-1' (ffff8880929be5d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-1' (ffff8880929be5d8): kobject_uevent_env kobject: 'tx-1' (ffff8880929be5d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7/queues/tx-1' kobject: 'tx-2' (ffff8880929be758): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-2' (ffff8880929be758): kobject_uevent_env kobject: 'tx-2' (ffff8880929be758): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7/queues/tx-2' kobject: 'tx-3' (ffff8880929be8d8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-3' (ffff8880929be8d8): kobject_uevent_env kobject: 'tx-3' (ffff8880929be8d8): fill_kobj_path: path = '/devices/virtual/mac80211_hwsim/hwsim28/net/wlan7/queues/tx-3' kobject: 'batman_adv' (ffff88808fbfbb00): kobject_add_internal: parent: 'wlan7', set: '' ieee80211 phy28: hwaddr 02:00:00:00:1c:00 registered kobject: 'loop3' (ffff8880a4acf7e0): kobject_uevent_env kobject: 'loop3' (ffff8880a4acf7e0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (ffff8880a4a67760): kobject_uevent_env kobject: 'loop2' (ffff8880a4a67760): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop5' (ffff8880a4b46120): kobject_uevent_env kobject: 'loop5' (ffff8880a4b46120): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop0' (ffff888091aee260): kobject_uevent_env SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop0' (ffff888091aee260): fill_kobj_path: path = '/devices/virtual/block/loop0' selinux_nlmsg_perm: 50 callbacks suppressed SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'loop3' (ffff8880a4acf7e0): kobject_uevent_env kobject: 'loop3' (ffff8880a4acf7e0): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'veth28' (ffff88806f95d270): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth28' (ffff88806f95d270): kobject_uevent_env SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'veth28' (ffff88806f95d270): fill_kobj_path: path = '/devices/virtual/net/veth28' kobject: 'loop1' (ffff8880a49fce60): kobject_uevent_env kobject: 'queues' (ffff8880902d7a48): kobject_add_internal: parent: 'veth28', set: '' kobject: 'queues' (ffff8880902d7a48): kobject_uevent_env kobject: 'queues' (ffff8880902d7a48): kobject_uevent_env: filter function caused the event to drop! kobject: 'loop1' (ffff8880a49fce60): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'rx-0' (ffff88806a5bc490): kobject_add_internal: parent: 'queues', set: 'queues' SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'rx-0' (ffff88806a5bc490): kobject_uevent_env kobject: 'rx-0' (ffff88806a5bc490): fill_kobj_path: path = '/devices/virtual/net/veth28/queues/rx-0' kobject: 'tx-0' (ffff88806fd84cd8): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'loop4' (ffff8880a4b140a0): kobject_uevent_env kobject: 'tx-0' (ffff88806fd84cd8): kobject_uevent_env SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'tx-0' (ffff88806fd84cd8): fill_kobj_path: path = '/devices/virtual/net/veth28/queues/tx-0' kobject: 'batman_adv' (ffff88808e9ca900): kobject_add_internal: parent: 'veth28', set: '' kobject: 'veth29' (ffff88806e9612b0): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth29' (ffff88806e9612b0): kobject_uevent_env kobject: 'veth29' (ffff88806e9612b0): fill_kobj_path: path = '/devices/virtual/net/veth29' kobject: 'queues' (ffff888080431948): kobject_add_internal: parent: 'veth29', set: '' kobject: 'queues' (ffff888080431948): kobject_uevent_env kobject: 'loop4' (ffff8880a4b140a0): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'queues' (ffff888080431948): kobject_uevent_env: filter function caused the event to drop! kobject: 'rx-0' (ffff88806a5bc9d0): kobject_add_internal: parent: 'queues', set: 'queues' SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'rx-0' (ffff88806a5bc9d0): kobject_uevent_env kobject: 'kvm' (ffff8880a6ea53d0): kobject_uevent_env kobject: 'rx-0' (ffff88806a5bc9d0): fill_kobj_path: path = '/devices/virtual/net/veth29/queues/rx-0' kobject: 'kvm' (ffff8880a6ea53d0): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'tx-0' (ffff888085d34a98): kobject_add_internal: parent: 'queues', set: 'queues' kobject: 'tx-0' (ffff888085d34a98): kobject_uevent_env SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=19312 comm=syz-executor.4 kobject: 'tx-0' (ffff888085d34a98): fill_kobj_path: path = '/devices/virtual/net/veth29/queues/tx-0' kobject: 'batman_adv' (ffff88808e9ca180): kobject_add_internal: parent: 'veth29', set: '' kobject: 'loop2' (ffff8880a4a67760): kobject_uevent_env SELinux: security_context_str_to_sid(Ð) failed for (dev ramfs, type ramfs) errno=-22 kobject: 'loop2' (ffff8880a4a67760): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'veth2' (ffff888054efd470): kobject_add_internal: parent: 'net', set: 'devices' kobject: 'veth2' (ffff888054efd470): kobject_uevent_env kobject: 'veth2' (ffff888054efd470): fill_kobj_path: path = '/devices/virtual/net/veth2' kobject: 'queues' (ffff8880a845d948): kobject_add_internal: parent: 'veth2', set: '' kobject: 'queues' (ffff8880a845d948): kobject_uevent_env kobject: 'queues' (ffff8880a845d948): kobject_uevent_env: filter function caused the event to drop!