attempt to access beyond end of device loop4: rw=1, want=21, limit=15 attempt to access beyond end of device loop4: rw=1, want=24, limit=15 ====================================================== WARNING: possible circular locking dependency detected 4.14.292-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/13132 is trying to acquire lock: (&xt[i].mutex){+.+.}, at: [] target_revfn+0x43/0x210 net/netfilter/x_tables.c:354 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready but task is already holding lock: (&table[i].mutex){+.+.}, at: [] nfnl_lock net/netfilter/nfnetlink.c:61 [inline] (&table[i].mutex){+.+.}, at: [] nfnetlink_rcv_msg+0x726/0xc00 net/netfilter/nfnetlink.c:209 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 ( IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready &table[i].mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 nf_tables_netdev_event+0x10d/0x4d0 net/netfilter/nf_tables_netdev.c:122 notifier_call_chain+0x108/0x1a0 kernel/notifier.c:93 call_netdevice_notifiers_info net/core/dev.c:1667 [inline] call_netdevice_notifiers net/core/dev.c:1683 [inline] rollback_registered_many+0x765/0xbb0 net/core/dev.c:7211 rollback_registered+0xca/0x170 net/core/dev.c:7253 chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 unregister_netdevice_queue+0x1b4/0x360 net/core/dev.c:8274 unregister_netdevice include/linux/netdevice.h:2444 [inline] __tun_detach+0xca2/0xf60 drivers/net/tun.c:584 tun_detach drivers/net/tun.c:594 [inline] tun_chr_close+0x41/0x60 drivers/net/tun.c:2732 __fput+0x25f/0x7a0 fs/file_table.c:210 task_work_run+0x11f/0x190 kernel/task_work.c:113 caif:caif_disconnect_client(): nothing to disconnect tracehook_notify_resume include/linux/tracehook.h:191 [inline] exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:270 [inline] do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297 entry_SYSCALL_64_after_hwframe+0x46/0xbb -> #1 ( attempt to access beyond end of device rtnl_mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 unregister_netdevice_notifier+0x5e/0x2b0 net/core/dev.c:1630 loop4: rw=1, want=27, limit=15 tee_tg_destroy+0x5c/0xb0 net/netfilter/xt_TEE.c:123 cleanup_entry+0x232/0x310 net/ipv6/netfilter/ip6_tables.c:685 __do_replace+0x38d/0x580 net/ipv6/netfilter/ip6_tables.c:1106 do_replace net/ipv6/netfilter/ip6_tables.c:1162 [inline] do_ip6t_set_ctl+0x256/0x3b0 net/ipv6/netfilter/ip6_tables.c:1688 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x5f/0xb0 net/netfilter/nf_sockopt.c:115 ipv6_setsockopt+0xc0/0x120 net/ipv6/ipv6_sockglue.c:937 attempt to access beyond end of device tcp_setsockopt+0x7b/0xc0 net/ipv4/tcp.c:2830 loop4: rw=1, want=30, limit=15 SYSC_setsockopt net/socket.c:1865 [inline] SyS_setsockopt+0x110/0x1e0 net/socket.c:1844 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb -> #0 (&xt[i].mutex){+.+.}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 attempt to access beyond end of device __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 target_revfn+0x43/0x210 net/netfilter/x_tables.c:354 xt_find_revision+0x15e/0x1d0 net/netfilter/x_tables.c:378 nfnl_compat_get+0x1f7/0x870 net/netfilter/nft_compat.c:678 nfnetlink_rcv_msg+0x9bb/0xc00 net/netfilter/nfnetlink.c:214 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2454 loop4: rw=1, want=34, limit=15 nfnetlink_rcv+0x1ab/0x1da0 net/netfilter/nfnetlink.c:515 netlink_unicast_kernel net/netlink/af_netlink.c:1296 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1322 netlink_sendmsg+0x648/0xbc0 net/netlink/af_netlink.c:1893 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 attempt to access beyond end of device __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb other info that might help us debug this: Chain exists of: &xt[i].mutex --> rtnl_mutex loop4: rw=1, want=37, limit=15 --> &table[i].mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&table[i].mutex); lock(rtnl_mutex); lock(&table[i].mutex); lock( attempt to access beyond end of device &xt[i].mutex); *** DEADLOCK *** 1 lock held by syz-executor.5/13132: #0: (&table[i].mutex){+.+.}, at: [] nfnl_lock net/netfilter/nfnetlink.c:61 [inline] #0: (&table[i].mutex){+.+.}, at: [] nfnetlink_rcv_msg+0x726/0xc00 net/netfilter/nfnetlink.c:209 stack backtrace: loop4: rw=1, want=39, limit=15 CPU: 0 PID: 13132 Comm: syz-executor.5 Not tainted 4.14.292-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258 attempt to access beyond end of device check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491 loop4: rw=1, want=42, limit=15 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0xc4/0x1310 kernel/locking/mutex.c:893 attempt to access beyond end of device loop4: rw=1, want=51, limit=15 target_revfn+0x43/0x210 net/netfilter/x_tables.c:354 xt_find_revision+0x15e/0x1d0 net/netfilter/x_tables.c:378 attempt to access beyond end of device nfnl_compat_get+0x1f7/0x870 net/netfilter/nft_compat.c:678 loop4: rw=1, want=53, limit=15 nfnetlink_rcv_msg+0x9bb/0xc00 net/netfilter/nfnetlink.c:214 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2454 attempt to access beyond end of device nfnetlink_rcv+0x1ab/0x1da0 net/netfilter/nfnetlink.c:515 loop4: rw=1, want=56, limit=15 attempt to access beyond end of device netlink_unicast_kernel net/netlink/af_netlink.c:1296 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1322 netlink_sendmsg+0x648/0xbc0 net/netlink/af_netlink.c:1893 loop4: rw=1, want=58, limit=15 attempt to access beyond end of device sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 loop4: rw=1, want=60, limit=15 attempt to access beyond end of device __sys_sendmsg+0xa3/0x120 net/socket.c:2096 loop4: rw=1, want=62, limit=15 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x7f38483aa279 RSP: 002b:00007f3846d1f168 EFLAGS: 00000246 attempt to access beyond end of device ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f38484bcf80 RCX: 00007f38483aa279 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 RBP: 00007f38484042e9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffec14cfb5f R14: 00007f3846d1f300 R15: 0000000000022000 loop4: rw=1, want=65, limit=15 attempt to access beyond end of device loop4: rw=1, want=68, limit=15 attempt to access beyond end of device loop4: rw=1, want=75, limit=15 attempt to access beyond end of device chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT loop4: rw=1, want=77, limit=15 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. attempt to access beyond end of device loop4: rw=1, want=80, limit=15 attempt to access beyond end of device loop4: rw=1, want=82, limit=15 attempt to access beyond end of device loop4: rw=1, want=84, limit=15 attempt to access beyond end of device loop4: rw=1, want=85, limit=15 attempt to access beyond end of device loop4: rw=1, want=87, limit=15 attempt to access beyond end of device loop4: rw=1, want=91, limit=15 attempt to access beyond end of device loop4: rw=1, want=98, limit=15 attempt to access beyond end of device loop4: rw=1, want=100, limit=15 attempt to access beyond end of device loop4: rw=1, want=103, limit=15 attempt to access beyond end of device loop4: rw=1, want=105, limit=15 buffer_io_error: 186 callbacks suppressed Buffer I/O error on dev loop4, logical block 104, lost async page write attempt to access beyond end of device loop4: rw=1, want=107, limit=15 Buffer I/O error on dev loop4, logical block 106, lost async page write attempt to access beyond end of device loop4: rw=1, want=110, limit=15 Buffer I/O error on dev loop4, logical block 109, lost async page write attempt to access beyond end of device loop4: rw=1, want=111, limit=15 Buffer I/O error on dev loop4, logical block 110, lost async page write attempt to access beyond end of device loop4: rw=1, want=112, limit=15 Buffer I/O error on dev loop4, logical block 111, lost async page write attempt to access beyond end of device loop4: rw=2049, want=73, limit=15 Buffer I/O error on dev loop4, logical block 72, lost async page write attempt to access beyond end of device loop4: rw=2049, want=75, limit=15 Buffer I/O error on dev loop4, logical block 74, lost async page write attempt to access beyond end of device loop4: rw=2049, want=77, limit=15 Buffer I/O error on dev loop4, logical block 76, lost async page write attempt to access beyond end of device loop4: rw=2049, want=79, limit=15 Buffer I/O error on dev loop4, logical block 78, lost async page write attempt to access beyond end of device loop4: rw=2049, want=81, limit=15 Buffer I/O error on dev loop4, logical block 80, lost async page write attempt to access beyond end of device loop4: rw=2049, want=83, limit=15 attempt to access beyond end of device loop4: rw=2049, want=85, limit=15 attempt to access beyond end of device loop4: rw=2049, want=87, limit=15 attempt to access beyond end of device loop4: rw=2049, want=89, limit=15 attempt to access beyond end of device loop4: rw=2049, want=91, limit=15 attempt to access beyond end of device loop4: rw=2049, want=93, limit=15 attempt to access beyond end of device loop4: rw=2049, want=95, limit=15 attempt to access beyond end of device loop4: rw=2049, want=97, limit=15 attempt to access beyond end of device loop4: rw=2049, want=99, limit=15 attempt to access beyond end of device loop4: rw=2049, want=101, limit=15 attempt to access beyond end of device loop4: rw=2049, want=103, limit=15 attempt to access beyond end of device loop4: rw=2049, want=105, limit=15 attempt to access beyond end of device loop4: rw=2049, want=107, limit=15 attempt to access beyond end of device loop4: rw=2049, want=109, limit=15 attempt to access beyond end of device loop4: rw=2049, want=111, limit=15 attempt to access beyond end of device loop4: rw=2049, want=113, limit=15 attempt to access beyond end of device loop4: rw=2049, want=114, limit=15 attempt to access beyond end of device loop4: rw=2049, want=116, limit=15 attempt to access beyond end of device loop4: rw=2049, want=118, limit=15 attempt to access beyond end of device loop4: rw=1, want=72, limit=15 attempt to access beyond end of device loop4: rw=1, want=74, limit=15 attempt to access beyond end of device EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue loop4: rw=1, want=76, limit=15 attempt to access beyond end of device loop4: rw=1, want=78, limit=15 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready attempt to access beyond end of device loop4: rw=1, want=80, limit=15 chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 attempt to access beyond end of device caif:caif_disconnect_client(): nothing to disconnect loop4: rw=1, want=82, limit=15 attempt to access beyond end of device loop4: rw=1, want=84, limit=15 attempt to access beyond end of device loop4: rw=1, want=86, limit=15 attempt to access beyond end of device loop4: rw=1, want=88, limit=15 attempt to access beyond end of device loop4: rw=1, want=90, limit=15 attempt to access beyond end of device loop4: rw=1, want=92, limit=15 attempt to access beyond end of device loop4: rw=1, want=94, limit=15 attempt to access beyond end of device loop4: rw=1, want=96, limit=15 attempt to access beyond end of device loop4: rw=1, want=98, limit=15 attempt to access beyond end of device loop4: rw=1, want=100, limit=15 attempt to access beyond end of device loop4: rw=1, want=102, limit=15 attempt to access beyond end of device loop4: rw=1, want=104, limit=15 attempt to access beyond end of device loop4: rw=1, want=106, limit=15 attempt to access beyond end of device loop4: rw=1, want=108, limit=15 attempt to access beyond end of device loop4: rw=1, want=110, limit=15 attempt to access beyond end of device loop4: rw=1, want=112, limit=15 attempt to access beyond end of device loop4: rw=1, want=115, limit=15 attempt to access beyond end of device loop4: rw=1, want=117, limit=15 attempt to access beyond end of device loop4: rw=1, want=120, limit=15 attempt to access beyond end of device loop4: rw=1, want=123, limit=15 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. EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue attempt to access beyond end of device loop4: rw=2049, want=74, limit=15 attempt to access beyond end of device loop4: rw=2049, want=75, limit=15 attempt to access beyond end of device loop4: rw=2049, want=77, limit=15 attempt to access beyond end of device loop4: rw=2049, want=79, limit=15 attempt to access beyond end of device loop4: rw=2049, want=81, limit=15 attempt to access beyond end of device loop4: rw=2049, want=83, limit=15 attempt to access beyond end of device loop4: rw=2049, want=85, limit=15 attempt to access beyond end of device loop4: rw=2049, want=87, limit=15 attempt to access beyond end of device loop4: rw=2049, want=89, limit=15 attempt to access beyond end of device loop4: rw=2049, want=90, limit=15 attempt to access beyond end of device loop4: rw=2049, want=92, limit=15 attempt to access beyond end of device loop4: rw=2049, want=94, limit=15 attempt to access beyond end of device loop4: rw=2049, want=96, limit=15 attempt to access beyond end of device loop4: rw=2049, want=99, limit=15 attempt to access beyond end of device loop4: rw=2049, want=100, limit=15 attempt to access beyond end of device loop4: rw=2049, want=102, limit=15 attempt to access beyond end of device loop4: rw=2049, want=103, limit=15 attempt to access beyond end of device loop4: rw=2049, want=105, limit=15 attempt to access beyond end of device loop4: rw=2049, want=106, limit=15 attempt to access beyond end of device loop4: rw=2049, want=108, limit=15 attempt to access beyond end of device loop4: rw=2049, want=109, limit=15 attempt to access beyond end of device loop4: rw=2049, want=110, limit=15 attempt to access beyond end of device loop4: rw=2049, want=112, limit=15 attempt to access beyond end of device loop4: rw=2049, want=113, limit=15 attempt to access beyond end of device loop4: rw=2049, want=114, limit=15 attempt to access beyond end of device loop4: rw=2049, want=116, limit=15 attempt to access beyond end of device loop4: rw=2049, want=117, limit=15 attempt to access beyond end of device loop4: rw=2049, want=119, limit=15 attempt to access beyond end of device loop4: rw=2049, want=121, limit=15 attempt to access beyond end of device loop4: rw=2049, want=122, limit=15 attempt to access beyond end of device loop4: rw=2049, want=124, limit=15 attempt to access beyond end of device loop4: rw=2049, want=125, limit=15 attempt to access beyond end of device loop4: rw=1, want=72, limit=15 attempt to access beyond end of device EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue loop4: rw=1, want=73, limit=15 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect attempt to access beyond end of device EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue loop4: rw=1, want=76, limit=15 chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT attempt to access beyond end of device chnl_net:chnl_net_open(): state disconnected loop4: rw=1, want=78, limit=15 A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. attempt to access beyond end of device loop4: rw=1, want=80, limit=15 attempt to access beyond end of device loop4: rw=1, want=82, limit=15 attempt to access beyond end of device loop4: rw=1, want=84, limit=15 attempt to access beyond end of device loop4: rw=1, want=86, limit=15 attempt to access beyond end of device loop4: rw=1, want=88, limit=15 attempt to access beyond end of device loop4: rw=1, want=91, limit=15 attempt to access beyond end of device loop4: rw=1, want=93, limit=15 attempt to access beyond end of device loop4: rw=1, want=95, limit=15 attempt to access beyond end of device loop4: rw=1, want=97, limit=15 attempt to access beyond end of device loop4: rw=1, want=98, limit=15 attempt to access beyond end of device loop4: rw=1, want=101, limit=15 attempt to access beyond end of device loop4: rw=1, want=104, limit=15 EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue attempt to access beyond end of device loop4: rw=1, want=107, limit=15 chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. device Y4cRݘOC left promiscuous mode IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 EXT4-fs (loop4): mounted filesystem without journal. Opts: ,errors=continue 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. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready audit: type=1800 audit(1662507916.893:45): pid=13425 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=14272 res=0 audit: type=1804 audit(1662507916.903:46): pid=13425 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2545821811/syzkaller.pfKU6e/125/file0" dev="sda1" ino=14272 res=1 chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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. IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 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 audit: type=1800 audit(1662507917.493:47): pid=13475 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14249 res=0 Process accounting resumed audit: type=1804 audit(1662507917.493:48): pid=13475 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir2389043778/syzkaller.By5yr2/117/file0" dev="sda1" ino=14249 res=1 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready Process accounting resumed chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect audit: type=1800 audit(1662507917.533:49): pid=13481 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=14272 res=0 Process accounting resumed chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected Process accounting resumed audit: type=1804 audit(1662507917.543:50): pid=13481 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2545821811/syzkaller.pfKU6e/126/file0" dev="sda1" ino=14272 res=1 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 audit: type=1800 audit(1662507917.753:51): pid=13511 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.0" name="file0" dev="sda1" ino=14268 res=0 caif:caif_disconnect_client(): nothing to disconnect audit: type=1804 audit(1662507917.753:52): pid=13511 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir2389043778/syzkaller.By5yr2/118/file0" dev="sda1" ino=14268 res=1 chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected audit: type=1800 audit(1662507917.853:53): pid=13523 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.1" name="file0" dev="sda1" ino=14254 res=0 audit: type=1804 audit(1662507917.873:54): pid=13528 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2545821811/syzkaller.pfKU6e/127/file0" dev="sda1" ino=14254 res=1 EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #0 EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue blktrace: Concurrent blktraces are not allowed on loop0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #1 blktrace: Concurrent blktraces are not allowed on loop0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #0 blktrace: Concurrent blktraces are not allowed on loop0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.3' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.0' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 Bluetooth: hci5 command 0x0405 tx timeout usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #0 usb usb9: usbfs: interface 0 claimed by hub while 'syz-executor.4' sets config #1 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0 blktrace: Concurrent blktraces are not allowed on loop0